css

CSSAnimationStyle dataclass

CSS style coming from animations with the name of the animation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSAnimationStyle:
    """
    CSS style coming from animations with the name of the animation.
    """

    #: The style coming from the animation.
    style: CSSStyle

    #: The name of the animation.
    name: typing.Optional[str] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["style"] = self.style.to_json()
        if self.name is not None:
            json["name"] = self.name
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSAnimationStyle:
        return cls(
            style=CSSStyle.from_json(json["style"]),
            name=str(json["name"]) if json.get("name", None) is not None else None,
        )

name: typing.Optional[str] = None class-attribute instance-attribute

style: CSSStyle instance-attribute

__init__(style, name=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSAnimationStyle:
    return cls(
        style=CSSStyle.from_json(json["style"]),
        name=str(json["name"]) if json.get("name", None) is not None else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["style"] = self.style.to_json()
    if self.name is not None:
        json["name"] = self.name
    return json

CSSAtRule dataclass

CSS generic @rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSAtRule:
    """
    CSS generic @rule representation.
    """

    #: Type of at-rule.
    type_: str

    #: Parent stylesheet's origin.
    origin: StyleSheetOrigin

    #: Associated style declaration.
    style: CSSStyle

    #: Subsection of font-feature-values, if this is a subsection.
    subsection: typing.Optional[str] = None

    #: LINT.ThenChange(//third_party/blink/renderer/core/inspector/inspector_style_sheet.cc:FontVariantAlternatesFeatureType,//third_party/blink/renderer/core/inspector/inspector_css_agent.cc:FontVariantAlternatesFeatureType)
    #: Associated name, if applicable.
    name: typing.Optional[Value] = None

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["type"] = self.type_
        json["origin"] = self.origin.to_json()
        json["style"] = self.style.to_json()
        if self.subsection is not None:
            json["subsection"] = self.subsection
        if self.name is not None:
            json["name"] = self.name.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSAtRule:
        return cls(
            type_=str(json["type"]),
            origin=StyleSheetOrigin.from_json(json["origin"]),
            style=CSSStyle.from_json(json["style"]),
            subsection=str(json["subsection"])
            if json.get("subsection", None) is not None
            else None,
            name=Value.from_json(json["name"])
            if json.get("name", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

name: typing.Optional[Value] = None class-attribute instance-attribute

origin: StyleSheetOrigin instance-attribute

style: CSSStyle instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

subsection: typing.Optional[str] = None class-attribute instance-attribute

type_: str instance-attribute

__init__(type_, origin, style, subsection=None, name=None, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSAtRule:
    return cls(
        type_=str(json["type"]),
        origin=StyleSheetOrigin.from_json(json["origin"]),
        style=CSSStyle.from_json(json["style"]),
        subsection=str(json["subsection"])
        if json.get("subsection", None) is not None
        else None,
        name=Value.from_json(json["name"])
        if json.get("name", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["type"] = self.type_
    json["origin"] = self.origin.to_json()
    json["style"] = self.style.to_json()
    if self.subsection is not None:
        json["subsection"] = self.subsection
    if self.name is not None:
        json["name"] = self.name.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSComputedStyleProperty dataclass

Source code in zendriver/cdp/css.py

@dataclass
class CSSComputedStyleProperty:
    #: Computed style property name.
    name: str

    #: Computed style property value.
    value: str

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["name"] = self.name
        json["value"] = self.value
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSComputedStyleProperty:
        return cls(
            name=str(json["name"]),
            value=str(json["value"]),
        )

name: str instance-attribute

value: str instance-attribute

__init__(name, value)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSComputedStyleProperty:
    return cls(
        name=str(json["name"]),
        value=str(json["value"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["name"] = self.name
    json["value"] = self.value
    return json

CSSContainerQuery dataclass

CSS container query rule descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class CSSContainerQuery:
    """
    CSS container query rule descriptor.
    """

    #: Container query text.
    text: str

    #: The associated rule header range in the enclosing stylesheet (if
    #: available).
    range_: typing.Optional[SourceRange] = None

    #: Identifier of the stylesheet containing this object (if exists).
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    #: Optional name for the container.
    name: typing.Optional[str] = None

    #: Optional physical axes queried for the container.
    physical_axes: typing.Optional[dom.PhysicalAxes] = None

    #: Optional logical axes queried for the container.
    logical_axes: typing.Optional[dom.LogicalAxes] = None

    #: true if the query contains scroll-state() queries.
    queries_scroll_state: typing.Optional[bool] = None

    #: true if the query contains anchored() queries.
    queries_anchored: typing.Optional[bool] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["text"] = self.text
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        if self.name is not None:
            json["name"] = self.name
        if self.physical_axes is not None:
            json["physicalAxes"] = self.physical_axes.to_json()
        if self.logical_axes is not None:
            json["logicalAxes"] = self.logical_axes.to_json()
        if self.queries_scroll_state is not None:
            json["queriesScrollState"] = self.queries_scroll_state
        if self.queries_anchored is not None:
            json["queriesAnchored"] = self.queries_anchored
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSContainerQuery:
        return cls(
            text=str(json["text"]),
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
            name=str(json["name"]) if json.get("name", None) is not None else None,
            physical_axes=dom.PhysicalAxes.from_json(json["physicalAxes"])
            if json.get("physicalAxes", None) is not None
            else None,
            logical_axes=dom.LogicalAxes.from_json(json["logicalAxes"])
            if json.get("logicalAxes", None) is not None
            else None,
            queries_scroll_state=bool(json["queriesScrollState"])
            if json.get("queriesScrollState", None) is not None
            else None,
            queries_anchored=bool(json["queriesAnchored"])
            if json.get("queriesAnchored", None) is not None
            else None,
        )

logical_axes: typing.Optional[dom.LogicalAxes] = None class-attribute instance-attribute

name: typing.Optional[str] = None class-attribute instance-attribute

physical_axes: typing.Optional[dom.PhysicalAxes] = None class-attribute instance-attribute

queries_anchored: typing.Optional[bool] = None class-attribute instance-attribute

queries_scroll_state: typing.Optional[bool] = None class-attribute instance-attribute

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

text: str instance-attribute

__init__(text, range_=None, style_sheet_id=None, name=None, physical_axes=None, logical_axes=None, queries_scroll_state=None, queries_anchored=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSContainerQuery:
    return cls(
        text=str(json["text"]),
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
        name=str(json["name"]) if json.get("name", None) is not None else None,
        physical_axes=dom.PhysicalAxes.from_json(json["physicalAxes"])
        if json.get("physicalAxes", None) is not None
        else None,
        logical_axes=dom.LogicalAxes.from_json(json["logicalAxes"])
        if json.get("logicalAxes", None) is not None
        else None,
        queries_scroll_state=bool(json["queriesScrollState"])
        if json.get("queriesScrollState", None) is not None
        else None,
        queries_anchored=bool(json["queriesAnchored"])
        if json.get("queriesAnchored", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["text"] = self.text
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    if self.name is not None:
        json["name"] = self.name
    if self.physical_axes is not None:
        json["physicalAxes"] = self.physical_axes.to_json()
    if self.logical_axes is not None:
        json["logicalAxes"] = self.logical_axes.to_json()
    if self.queries_scroll_state is not None:
        json["queriesScrollState"] = self.queries_scroll_state
    if self.queries_anchored is not None:
        json["queriesAnchored"] = self.queries_anchored
    return json

CSSFunctionConditionNode dataclass

CSS function conditional block representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSFunctionConditionNode:
    """
    CSS function conditional block representation.
    """

    #: Block body.
    children: typing.List[CSSFunctionNode]

    #: The condition text.
    condition_text: str

    #: Media query for this conditional block. Only one type of condition should be set.
    media: typing.Optional[CSSMedia] = None

    #: Container query for this conditional block. Only one type of condition should be set.
    container_queries: typing.Optional[CSSContainerQuery] = None

    #: @supports CSS at-rule condition. Only one type of condition should be set.
    supports: typing.Optional[CSSSupports] = None

    #: @navigation condition. Only one type of condition should be set.
    navigation: typing.Optional[CSSNavigation] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["children"] = [i.to_json() for i in self.children]
        json["conditionText"] = self.condition_text
        if self.media is not None:
            json["media"] = self.media.to_json()
        if self.container_queries is not None:
            json["containerQueries"] = self.container_queries.to_json()
        if self.supports is not None:
            json["supports"] = self.supports.to_json()
        if self.navigation is not None:
            json["navigation"] = self.navigation.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSFunctionConditionNode:
        return cls(
            children=[CSSFunctionNode.from_json(i) for i in json["children"]],
            condition_text=str(json["conditionText"]),
            media=CSSMedia.from_json(json["media"])
            if json.get("media", None) is not None
            else None,
            container_queries=CSSContainerQuery.from_json(json["containerQueries"])
            if json.get("containerQueries", None) is not None
            else None,
            supports=CSSSupports.from_json(json["supports"])
            if json.get("supports", None) is not None
            else None,
            navigation=CSSNavigation.from_json(json["navigation"])
            if json.get("navigation", None) is not None
            else None,
        )

children: typing.List[CSSFunctionNode] instance-attribute

condition_text: str instance-attribute

container_queries: typing.Optional[CSSContainerQuery] = None class-attribute instance-attribute

media: typing.Optional[CSSMedia] = None class-attribute instance-attribute

navigation: typing.Optional[CSSNavigation] = None class-attribute instance-attribute

supports: typing.Optional[CSSSupports] = None class-attribute instance-attribute

__init__(children, condition_text, media=None, container_queries=None, supports=None, navigation=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSFunctionConditionNode:
    return cls(
        children=[CSSFunctionNode.from_json(i) for i in json["children"]],
        condition_text=str(json["conditionText"]),
        media=CSSMedia.from_json(json["media"])
        if json.get("media", None) is not None
        else None,
        container_queries=CSSContainerQuery.from_json(json["containerQueries"])
        if json.get("containerQueries", None) is not None
        else None,
        supports=CSSSupports.from_json(json["supports"])
        if json.get("supports", None) is not None
        else None,
        navigation=CSSNavigation.from_json(json["navigation"])
        if json.get("navigation", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["children"] = [i.to_json() for i in self.children]
    json["conditionText"] = self.condition_text
    if self.media is not None:
        json["media"] = self.media.to_json()
    if self.container_queries is not None:
        json["containerQueries"] = self.container_queries.to_json()
    if self.supports is not None:
        json["supports"] = self.supports.to_json()
    if self.navigation is not None:
        json["navigation"] = self.navigation.to_json()
    return json

CSSFunctionNode dataclass

Section of the body of a CSS function rule.

Source code in zendriver/cdp/css.py

@dataclass
class CSSFunctionNode:
    """
    Section of the body of a CSS function rule.
    """

    #: A conditional block. If set, style should not be set.
    condition: typing.Optional[CSSFunctionConditionNode] = None

    #: Values set by this node. If set, condition should not be set.
    style: typing.Optional[CSSStyle] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        if self.condition is not None:
            json["condition"] = self.condition.to_json()
        if self.style is not None:
            json["style"] = self.style.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSFunctionNode:
        return cls(
            condition=CSSFunctionConditionNode.from_json(json["condition"])
            if json.get("condition", None) is not None
            else None,
            style=CSSStyle.from_json(json["style"])
            if json.get("style", None) is not None
            else None,
        )

condition: typing.Optional[CSSFunctionConditionNode] = None class-attribute instance-attribute

style: typing.Optional[CSSStyle] = None class-attribute instance-attribute

__init__(condition=None, style=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSFunctionNode:
    return cls(
        condition=CSSFunctionConditionNode.from_json(json["condition"])
        if json.get("condition", None) is not None
        else None,
        style=CSSStyle.from_json(json["style"])
        if json.get("style", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    if self.condition is not None:
        json["condition"] = self.condition.to_json()
    if self.style is not None:
        json["style"] = self.style.to_json()
    return json

CSSFunctionParameter dataclass

CSS function argument representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSFunctionParameter:
    """
    CSS function argument representation.
    """

    #: The parameter name.
    name: str

    #: The parameter type.
    type_: str

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["name"] = self.name
        json["type"] = self.type_
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSFunctionParameter:
        return cls(
            name=str(json["name"]),
            type_=str(json["type"]),
        )

name: str instance-attribute

type_: str instance-attribute

__init__(name, type_)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSFunctionParameter:
    return cls(
        name=str(json["name"]),
        type_=str(json["type"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["name"] = self.name
    json["type"] = self.type_
    return json

CSSFunctionRule dataclass

CSS function at-rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSFunctionRule:
    """
    CSS function at-rule representation.
    """

    #: Name of the function.
    name: Value

    #: Parent stylesheet's origin.
    origin: StyleSheetOrigin

    #: List of parameters.
    parameters: typing.List[CSSFunctionParameter]

    #: Function body.
    children: typing.List[CSSFunctionNode]

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    #: The BackendNodeId of the DOM node that constitutes the origin tree scope of this rule.
    origin_tree_scope_node_id: typing.Optional[dom.BackendNodeId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["name"] = self.name.to_json()
        json["origin"] = self.origin.to_json()
        json["parameters"] = [i.to_json() for i in self.parameters]
        json["children"] = [i.to_json() for i in self.children]
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        if self.origin_tree_scope_node_id is not None:
            json["originTreeScopeNodeId"] = self.origin_tree_scope_node_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSFunctionRule:
        return cls(
            name=Value.from_json(json["name"]),
            origin=StyleSheetOrigin.from_json(json["origin"]),
            parameters=[CSSFunctionParameter.from_json(i) for i in json["parameters"]],
            children=[CSSFunctionNode.from_json(i) for i in json["children"]],
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
            origin_tree_scope_node_id=dom.BackendNodeId.from_json(
                json["originTreeScopeNodeId"]
            )
            if json.get("originTreeScopeNodeId", None) is not None
            else None,
        )

children: typing.List[CSSFunctionNode] instance-attribute

name: Value instance-attribute

origin: StyleSheetOrigin instance-attribute

origin_tree_scope_node_id: typing.Optional[dom.BackendNodeId] = None class-attribute instance-attribute

parameters: typing.List[CSSFunctionParameter] instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

__init__(name, origin, parameters, children, style_sheet_id=None, origin_tree_scope_node_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSFunctionRule:
    return cls(
        name=Value.from_json(json["name"]),
        origin=StyleSheetOrigin.from_json(json["origin"]),
        parameters=[CSSFunctionParameter.from_json(i) for i in json["parameters"]],
        children=[CSSFunctionNode.from_json(i) for i in json["children"]],
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
        origin_tree_scope_node_id=dom.BackendNodeId.from_json(
            json["originTreeScopeNodeId"]
        )
        if json.get("originTreeScopeNodeId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["name"] = self.name.to_json()
    json["origin"] = self.origin.to_json()
    json["parameters"] = [i.to_json() for i in self.parameters]
    json["children"] = [i.to_json() for i in self.children]
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    if self.origin_tree_scope_node_id is not None:
        json["originTreeScopeNodeId"] = self.origin_tree_scope_node_id.to_json()
    return json

CSSKeyframeRule dataclass

CSS keyframe rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSKeyframeRule:
    """
    CSS keyframe rule representation.
    """

    #: Parent stylesheet's origin.
    origin: StyleSheetOrigin

    #: Associated key text.
    key_text: Value

    #: Associated style declaration.
    style: CSSStyle

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["origin"] = self.origin.to_json()
        json["keyText"] = self.key_text.to_json()
        json["style"] = self.style.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSKeyframeRule:
        return cls(
            origin=StyleSheetOrigin.from_json(json["origin"]),
            key_text=Value.from_json(json["keyText"]),
            style=CSSStyle.from_json(json["style"]),
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

key_text: Value instance-attribute

origin: StyleSheetOrigin instance-attribute

style: CSSStyle instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

__init__(origin, key_text, style, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSKeyframeRule:
    return cls(
        origin=StyleSheetOrigin.from_json(json["origin"]),
        key_text=Value.from_json(json["keyText"]),
        style=CSSStyle.from_json(json["style"]),
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["origin"] = self.origin.to_json()
    json["keyText"] = self.key_text.to_json()
    json["style"] = self.style.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSKeyframesRule dataclass

CSS keyframes rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSKeyframesRule:
    """
    CSS keyframes rule representation.
    """

    #: Animation name.
    animation_name: Value

    #: List of keyframes.
    keyframes: typing.List[CSSKeyframeRule]

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["animationName"] = self.animation_name.to_json()
        json["keyframes"] = [i.to_json() for i in self.keyframes]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSKeyframesRule:
        return cls(
            animation_name=Value.from_json(json["animationName"]),
            keyframes=[CSSKeyframeRule.from_json(i) for i in json["keyframes"]],
        )

animation_name: Value instance-attribute

keyframes: typing.List[CSSKeyframeRule] instance-attribute

__init__(animation_name, keyframes)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSKeyframesRule:
    return cls(
        animation_name=Value.from_json(json["animationName"]),
        keyframes=[CSSKeyframeRule.from_json(i) for i in json["keyframes"]],
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["animationName"] = self.animation_name.to_json()
    json["keyframes"] = [i.to_json() for i in self.keyframes]
    return json

CSSLayer dataclass

CSS Layer at-rule descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class CSSLayer:
    """
    CSS Layer at-rule descriptor.
    """

    #: Layer name.
    text: str

    #: The associated rule header range in the enclosing stylesheet (if
    #: available).
    range_: typing.Optional[SourceRange] = None

    #: Identifier of the stylesheet containing this object (if exists).
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["text"] = self.text
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSLayer:
        return cls(
            text=str(json["text"]),
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

text: str instance-attribute

__init__(text, range_=None, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSLayer:
    return cls(
        text=str(json["text"]),
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["text"] = self.text
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSLayerData dataclass

CSS Layer data.

Source code in zendriver/cdp/css.py

@dataclass
class CSSLayerData:
    """
    CSS Layer data.
    """

    #: Layer name.
    name: str

    #: Layer order. The order determines the order of the layer in the cascade order.
    #: A higher number has higher priority in the cascade order.
    order: float

    #: Direct sub-layers
    sub_layers: typing.Optional[typing.List[CSSLayerData]] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["name"] = self.name
        json["order"] = self.order
        if self.sub_layers is not None:
            json["subLayers"] = [i.to_json() for i in self.sub_layers]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSLayerData:
        return cls(
            name=str(json["name"]),
            order=float(json["order"]),
            sub_layers=[CSSLayerData.from_json(i) for i in json["subLayers"]]
            if json.get("subLayers", None) is not None
            else None,
        )

name: str instance-attribute

order: float instance-attribute

sub_layers: typing.Optional[typing.List[CSSLayerData]] = None class-attribute instance-attribute

__init__(name, order, sub_layers=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSLayerData:
    return cls(
        name=str(json["name"]),
        order=float(json["order"]),
        sub_layers=[CSSLayerData.from_json(i) for i in json["subLayers"]]
        if json.get("subLayers", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["name"] = self.name
    json["order"] = self.order
    if self.sub_layers is not None:
        json["subLayers"] = [i.to_json() for i in self.sub_layers]
    return json

CSSMedia dataclass

CSS media rule descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class CSSMedia:
    """
    CSS media rule descriptor.
    """

    #: Media query text.
    text: str

    #: Source of the media query: "mediaRule" if specified by a @media rule, "importRule" if
    #: specified by an @import rule, "linkedSheet" if specified by a "media" attribute in a linked
    #: stylesheet's LINK tag, "inlineSheet" if specified by a "media" attribute in an inline
    #: stylesheet's STYLE tag.
    source: str

    #: URL of the document containing the media query description.
    source_url: typing.Optional[str] = None

    #: The associated rule (@media or @import) header range in the enclosing stylesheet (if
    #: available).
    range_: typing.Optional[SourceRange] = None

    #: Identifier of the stylesheet containing this object (if exists).
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    #: Array of media queries.
    media_list: typing.Optional[typing.List[MediaQuery]] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["text"] = self.text
        json["source"] = self.source
        if self.source_url is not None:
            json["sourceURL"] = self.source_url
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        if self.media_list is not None:
            json["mediaList"] = [i.to_json() for i in self.media_list]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSMedia:
        return cls(
            text=str(json["text"]),
            source=str(json["source"]),
            source_url=str(json["sourceURL"])
            if json.get("sourceURL", None) is not None
            else None,
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
            media_list=[MediaQuery.from_json(i) for i in json["mediaList"]]
            if json.get("mediaList", None) is not None
            else None,
        )

media_list: typing.Optional[typing.List[MediaQuery]] = None class-attribute instance-attribute

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

source: str instance-attribute

source_url: typing.Optional[str] = None class-attribute instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

text: str instance-attribute

__init__(text, source, source_url=None, range_=None, style_sheet_id=None, media_list=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSMedia:
    return cls(
        text=str(json["text"]),
        source=str(json["source"]),
        source_url=str(json["sourceURL"])
        if json.get("sourceURL", None) is not None
        else None,
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
        media_list=[MediaQuery.from_json(i) for i in json["mediaList"]]
        if json.get("mediaList", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["text"] = self.text
    json["source"] = self.source
    if self.source_url is not None:
        json["sourceURL"] = self.source_url
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    if self.media_list is not None:
        json["mediaList"] = [i.to_json() for i in self.media_list]
    return json

CSSNavigation dataclass

CSS Navigation at-rule descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class CSSNavigation:
    """
    CSS Navigation at-rule descriptor.
    """

    #: Navigation rule text.
    text: str

    #: Whether the navigation condition is satisfied.
    active: typing.Optional[bool] = None

    #: The associated rule header range in the enclosing stylesheet (if
    #: available).
    range_: typing.Optional[SourceRange] = None

    #: Identifier of the stylesheet containing this object (if exists).
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["text"] = self.text
        if self.active is not None:
            json["active"] = self.active
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSNavigation:
        return cls(
            text=str(json["text"]),
            active=bool(json["active"])
            if json.get("active", None) is not None
            else None,
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

active: typing.Optional[bool] = None class-attribute instance-attribute

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

text: str instance-attribute

__init__(text, active=None, range_=None, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSNavigation:
    return cls(
        text=str(json["text"]),
        active=bool(json["active"])
        if json.get("active", None) is not None
        else None,
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["text"] = self.text
    if self.active is not None:
        json["active"] = self.active
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSPositionTryRule dataclass

CSS @position-try rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSPositionTryRule:
    """
    CSS @position-try rule representation.
    """

    #: The prelude dashed-ident name
    name: Value

    #: Parent stylesheet's origin.
    origin: StyleSheetOrigin

    #: Associated style declaration.
    style: CSSStyle

    active: bool

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["name"] = self.name.to_json()
        json["origin"] = self.origin.to_json()
        json["style"] = self.style.to_json()
        json["active"] = self.active
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSPositionTryRule:
        return cls(
            name=Value.from_json(json["name"]),
            origin=StyleSheetOrigin.from_json(json["origin"]),
            style=CSSStyle.from_json(json["style"]),
            active=bool(json["active"]),
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

active: bool instance-attribute

name: Value instance-attribute

origin: StyleSheetOrigin instance-attribute

style: CSSStyle instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

__init__(name, origin, style, active, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSPositionTryRule:
    return cls(
        name=Value.from_json(json["name"]),
        origin=StyleSheetOrigin.from_json(json["origin"]),
        style=CSSStyle.from_json(json["style"]),
        active=bool(json["active"]),
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["name"] = self.name.to_json()
    json["origin"] = self.origin.to_json()
    json["style"] = self.style.to_json()
    json["active"] = self.active
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSProperty dataclass

CSS property declaration data.

Source code in zendriver/cdp/css.py

@dataclass
class CSSProperty:
    """
    CSS property declaration data.
    """

    #: The property name.
    name: str

    #: The property value.
    value: str

    #: Whether the property has "!important" annotation (implies ``false`` if absent).
    important: typing.Optional[bool] = None

    #: Whether the property is implicit (implies ``false`` if absent).
    implicit: typing.Optional[bool] = None

    #: The full property text as specified in the style.
    text: typing.Optional[str] = None

    #: Whether the property is understood by the browser (implies ``true`` if absent).
    parsed_ok: typing.Optional[bool] = None

    #: Whether the property is disabled by the user (present for source-based properties only).
    disabled: typing.Optional[bool] = None

    #: The entire property range in the enclosing style declaration (if available).
    range_: typing.Optional[SourceRange] = None

    #: Parsed longhand components of this property if it is a shorthand.
    #: This field will be empty if the given property is not a shorthand.
    longhand_properties: typing.Optional[typing.List[CSSProperty]] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["name"] = self.name
        json["value"] = self.value
        if self.important is not None:
            json["important"] = self.important
        if self.implicit is not None:
            json["implicit"] = self.implicit
        if self.text is not None:
            json["text"] = self.text
        if self.parsed_ok is not None:
            json["parsedOk"] = self.parsed_ok
        if self.disabled is not None:
            json["disabled"] = self.disabled
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.longhand_properties is not None:
            json["longhandProperties"] = [i.to_json() for i in self.longhand_properties]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSProperty:
        return cls(
            name=str(json["name"]),
            value=str(json["value"]),
            important=bool(json["important"])
            if json.get("important", None) is not None
            else None,
            implicit=bool(json["implicit"])
            if json.get("implicit", None) is not None
            else None,
            text=str(json["text"]) if json.get("text", None) is not None else None,
            parsed_ok=bool(json["parsedOk"])
            if json.get("parsedOk", None) is not None
            else None,
            disabled=bool(json["disabled"])
            if json.get("disabled", None) is not None
            else None,
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            longhand_properties=[
                CSSProperty.from_json(i) for i in json["longhandProperties"]
            ]
            if json.get("longhandProperties", None) is not None
            else None,
        )

disabled: typing.Optional[bool] = None class-attribute instance-attribute

implicit: typing.Optional[bool] = None class-attribute instance-attribute

important: typing.Optional[bool] = None class-attribute instance-attribute

longhand_properties: typing.Optional[typing.List[CSSProperty]] = None class-attribute instance-attribute

name: str instance-attribute

parsed_ok: typing.Optional[bool] = None class-attribute instance-attribute

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

text: typing.Optional[str] = None class-attribute instance-attribute

value: str instance-attribute

__init__(name, value, important=None, implicit=None, text=None, parsed_ok=None, disabled=None, range_=None, longhand_properties=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSProperty:
    return cls(
        name=str(json["name"]),
        value=str(json["value"]),
        important=bool(json["important"])
        if json.get("important", None) is not None
        else None,
        implicit=bool(json["implicit"])
        if json.get("implicit", None) is not None
        else None,
        text=str(json["text"]) if json.get("text", None) is not None else None,
        parsed_ok=bool(json["parsedOk"])
        if json.get("parsedOk", None) is not None
        else None,
        disabled=bool(json["disabled"])
        if json.get("disabled", None) is not None
        else None,
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        longhand_properties=[
            CSSProperty.from_json(i) for i in json["longhandProperties"]
        ]
        if json.get("longhandProperties", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["name"] = self.name
    json["value"] = self.value
    if self.important is not None:
        json["important"] = self.important
    if self.implicit is not None:
        json["implicit"] = self.implicit
    if self.text is not None:
        json["text"] = self.text
    if self.parsed_ok is not None:
        json["parsedOk"] = self.parsed_ok
    if self.disabled is not None:
        json["disabled"] = self.disabled
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.longhand_properties is not None:
        json["longhandProperties"] = [i.to_json() for i in self.longhand_properties]
    return json

CSSPropertyRegistration dataclass

Representation of a custom property registration through CSS.registerProperty

Source code in zendriver/cdp/css.py

@dataclass
class CSSPropertyRegistration:
    """
    Representation of a custom property registration through CSS.registerProperty
    """

    property_name: str

    inherits: bool

    syntax: str

    initial_value: typing.Optional[Value] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["propertyName"] = self.property_name
        json["inherits"] = self.inherits
        json["syntax"] = self.syntax
        if self.initial_value is not None:
            json["initialValue"] = self.initial_value.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSPropertyRegistration:
        return cls(
            property_name=str(json["propertyName"]),
            inherits=bool(json["inherits"]),
            syntax=str(json["syntax"]),
            initial_value=Value.from_json(json["initialValue"])
            if json.get("initialValue", None) is not None
            else None,
        )

inherits: bool instance-attribute

initial_value: typing.Optional[Value] = None class-attribute instance-attribute

property_name: str instance-attribute

syntax: str instance-attribute

__init__(property_name, inherits, syntax, initial_value=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSPropertyRegistration:
    return cls(
        property_name=str(json["propertyName"]),
        inherits=bool(json["inherits"]),
        syntax=str(json["syntax"]),
        initial_value=Value.from_json(json["initialValue"])
        if json.get("initialValue", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["propertyName"] = self.property_name
    json["inherits"] = self.inherits
    json["syntax"] = self.syntax
    if self.initial_value is not None:
        json["initialValue"] = self.initial_value.to_json()
    return json

CSSPropertyRule dataclass

CSS property at-rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSPropertyRule:
    """
    CSS property at-rule representation.
    """

    #: Parent stylesheet's origin.
    origin: StyleSheetOrigin

    #: Associated property name.
    property_name: Value

    #: Associated style declaration.
    style: CSSStyle

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["origin"] = self.origin.to_json()
        json["propertyName"] = self.property_name.to_json()
        json["style"] = self.style.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSPropertyRule:
        return cls(
            origin=StyleSheetOrigin.from_json(json["origin"]),
            property_name=Value.from_json(json["propertyName"]),
            style=CSSStyle.from_json(json["style"]),
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

origin: StyleSheetOrigin instance-attribute

property_name: Value instance-attribute

style: CSSStyle instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

__init__(origin, property_name, style, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSPropertyRule:
    return cls(
        origin=StyleSheetOrigin.from_json(json["origin"]),
        property_name=Value.from_json(json["propertyName"]),
        style=CSSStyle.from_json(json["style"]),
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["origin"] = self.origin.to_json()
    json["propertyName"] = self.property_name.to_json()
    json["style"] = self.style.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSRule dataclass

CSS rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSRule:
    """
    CSS rule representation.
    """

    #: Rule selector data.
    selector_list: SelectorList

    #: Parent stylesheet's origin.
    origin: StyleSheetOrigin

    #: Associated style declaration.
    style: CSSStyle

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    #: Array of selectors from ancestor style rules, sorted by distance from the current rule.
    nesting_selectors: typing.Optional[typing.List[str]] = None

    #: The BackendNodeId of the DOM node that constitutes the origin tree scope of this rule.
    origin_tree_scope_node_id: typing.Optional[dom.BackendNodeId] = None

    #: Media list array (for rules involving media queries). The array enumerates media queries
    #: starting with the innermost one, going outwards.
    media: typing.Optional[typing.List[CSSMedia]] = None

    #: Container query list array (for rules involving container queries).
    #: The array enumerates container queries starting with the innermost one, going outwards.
    container_queries: typing.Optional[typing.List[CSSContainerQuery]] = None

    #: @supports CSS at-rule array.
    #: The array enumerates @supports at-rules starting with the innermost one, going outwards.
    supports: typing.Optional[typing.List[CSSSupports]] = None

    #: Cascade layer array. Contains the layer hierarchy that this rule belongs to starting
    #: with the innermost layer and going outwards.
    layers: typing.Optional[typing.List[CSSLayer]] = None

    #: @scope CSS at-rule array.
    #: The array enumerates @scope at-rules starting with the innermost one, going outwards.
    scopes: typing.Optional[typing.List[CSSScope]] = None

    #: The array keeps the types of ancestor CSSRules from the innermost going outwards.
    rule_types: typing.Optional[typing.List[CSSRuleType]] = None

    #: @starting-style CSS at-rule array.
    #: The array enumerates @starting-style at-rules starting with the innermost one, going outwards.
    starting_styles: typing.Optional[typing.List[CSSStartingStyle]] = None

    #: @navigation CSS at-rule array.
    #: The array enumerates @navigation at-rules starting with the innermost one, going outwards.
    navigations: typing.Optional[typing.List[CSSNavigation]] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["selectorList"] = self.selector_list.to_json()
        json["origin"] = self.origin.to_json()
        json["style"] = self.style.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        if self.nesting_selectors is not None:
            json["nestingSelectors"] = [i for i in self.nesting_selectors]
        if self.origin_tree_scope_node_id is not None:
            json["originTreeScopeNodeId"] = self.origin_tree_scope_node_id.to_json()
        if self.media is not None:
            json["media"] = [i.to_json() for i in self.media]
        if self.container_queries is not None:
            json["containerQueries"] = [i.to_json() for i in self.container_queries]
        if self.supports is not None:
            json["supports"] = [i.to_json() for i in self.supports]
        if self.layers is not None:
            json["layers"] = [i.to_json() for i in self.layers]
        if self.scopes is not None:
            json["scopes"] = [i.to_json() for i in self.scopes]
        if self.rule_types is not None:
            json["ruleTypes"] = [i.to_json() for i in self.rule_types]
        if self.starting_styles is not None:
            json["startingStyles"] = [i.to_json() for i in self.starting_styles]
        if self.navigations is not None:
            json["navigations"] = [i.to_json() for i in self.navigations]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSRule:
        return cls(
            selector_list=SelectorList.from_json(json["selectorList"]),
            origin=StyleSheetOrigin.from_json(json["origin"]),
            style=CSSStyle.from_json(json["style"]),
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
            nesting_selectors=[str(i) for i in json["nestingSelectors"]]
            if json.get("nestingSelectors", None) is not None
            else None,
            origin_tree_scope_node_id=dom.BackendNodeId.from_json(
                json["originTreeScopeNodeId"]
            )
            if json.get("originTreeScopeNodeId", None) is not None
            else None,
            media=[CSSMedia.from_json(i) for i in json["media"]]
            if json.get("media", None) is not None
            else None,
            container_queries=[
                CSSContainerQuery.from_json(i) for i in json["containerQueries"]
            ]
            if json.get("containerQueries", None) is not None
            else None,
            supports=[CSSSupports.from_json(i) for i in json["supports"]]
            if json.get("supports", None) is not None
            else None,
            layers=[CSSLayer.from_json(i) for i in json["layers"]]
            if json.get("layers", None) is not None
            else None,
            scopes=[CSSScope.from_json(i) for i in json["scopes"]]
            if json.get("scopes", None) is not None
            else None,
            rule_types=[CSSRuleType.from_json(i) for i in json["ruleTypes"]]
            if json.get("ruleTypes", None) is not None
            else None,
            starting_styles=[
                CSSStartingStyle.from_json(i) for i in json["startingStyles"]
            ]
            if json.get("startingStyles", None) is not None
            else None,
            navigations=[CSSNavigation.from_json(i) for i in json["navigations"]]
            if json.get("navigations", None) is not None
            else None,
        )

container_queries: typing.Optional[typing.List[CSSContainerQuery]] = None class-attribute instance-attribute

layers: typing.Optional[typing.List[CSSLayer]] = None class-attribute instance-attribute

media: typing.Optional[typing.List[CSSMedia]] = None class-attribute instance-attribute

navigations: typing.Optional[typing.List[CSSNavigation]] = None class-attribute instance-attribute

nesting_selectors: typing.Optional[typing.List[str]] = None class-attribute instance-attribute

origin: StyleSheetOrigin instance-attribute

origin_tree_scope_node_id: typing.Optional[dom.BackendNodeId] = None class-attribute instance-attribute

rule_types: typing.Optional[typing.List[CSSRuleType]] = None class-attribute instance-attribute

scopes: typing.Optional[typing.List[CSSScope]] = None class-attribute instance-attribute

selector_list: SelectorList instance-attribute

starting_styles: typing.Optional[typing.List[CSSStartingStyle]] = None class-attribute instance-attribute

style: CSSStyle instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

supports: typing.Optional[typing.List[CSSSupports]] = None class-attribute instance-attribute

__init__(selector_list, origin, style, style_sheet_id=None, nesting_selectors=None, origin_tree_scope_node_id=None, media=None, container_queries=None, supports=None, layers=None, scopes=None, rule_types=None, starting_styles=None, navigations=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSRule:
    return cls(
        selector_list=SelectorList.from_json(json["selectorList"]),
        origin=StyleSheetOrigin.from_json(json["origin"]),
        style=CSSStyle.from_json(json["style"]),
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
        nesting_selectors=[str(i) for i in json["nestingSelectors"]]
        if json.get("nestingSelectors", None) is not None
        else None,
        origin_tree_scope_node_id=dom.BackendNodeId.from_json(
            json["originTreeScopeNodeId"]
        )
        if json.get("originTreeScopeNodeId", None) is not None
        else None,
        media=[CSSMedia.from_json(i) for i in json["media"]]
        if json.get("media", None) is not None
        else None,
        container_queries=[
            CSSContainerQuery.from_json(i) for i in json["containerQueries"]
        ]
        if json.get("containerQueries", None) is not None
        else None,
        supports=[CSSSupports.from_json(i) for i in json["supports"]]
        if json.get("supports", None) is not None
        else None,
        layers=[CSSLayer.from_json(i) for i in json["layers"]]
        if json.get("layers", None) is not None
        else None,
        scopes=[CSSScope.from_json(i) for i in json["scopes"]]
        if json.get("scopes", None) is not None
        else None,
        rule_types=[CSSRuleType.from_json(i) for i in json["ruleTypes"]]
        if json.get("ruleTypes", None) is not None
        else None,
        starting_styles=[
            CSSStartingStyle.from_json(i) for i in json["startingStyles"]
        ]
        if json.get("startingStyles", None) is not None
        else None,
        navigations=[CSSNavigation.from_json(i) for i in json["navigations"]]
        if json.get("navigations", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["selectorList"] = self.selector_list.to_json()
    json["origin"] = self.origin.to_json()
    json["style"] = self.style.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    if self.nesting_selectors is not None:
        json["nestingSelectors"] = [i for i in self.nesting_selectors]
    if self.origin_tree_scope_node_id is not None:
        json["originTreeScopeNodeId"] = self.origin_tree_scope_node_id.to_json()
    if self.media is not None:
        json["media"] = [i.to_json() for i in self.media]
    if self.container_queries is not None:
        json["containerQueries"] = [i.to_json() for i in self.container_queries]
    if self.supports is not None:
        json["supports"] = [i.to_json() for i in self.supports]
    if self.layers is not None:
        json["layers"] = [i.to_json() for i in self.layers]
    if self.scopes is not None:
        json["scopes"] = [i.to_json() for i in self.scopes]
    if self.rule_types is not None:
        json["ruleTypes"] = [i.to_json() for i in self.rule_types]
    if self.starting_styles is not None:
        json["startingStyles"] = [i.to_json() for i in self.starting_styles]
    if self.navigations is not None:
        json["navigations"] = [i.to_json() for i in self.navigations]
    return json

CSSRuleType

Bases: Enum

Enum indicating the type of a CSS rule, used to represent the order of a style rule's ancestors. This list only contains rule types that are collected during the ancestor rule collection.

Source code in zendriver/cdp/css.py

class CSSRuleType(enum.Enum):
    """
    Enum indicating the type of a CSS rule, used to represent the order of a style rule's ancestors.
    This list only contains rule types that are collected during the ancestor rule collection.
    """

    MEDIA_RULE = "MediaRule"
    SUPPORTS_RULE = "SupportsRule"
    CONTAINER_RULE = "ContainerRule"
    LAYER_RULE = "LayerRule"
    SCOPE_RULE = "ScopeRule"
    STYLE_RULE = "StyleRule"
    STARTING_STYLE_RULE = "StartingStyleRule"
    NAVIGATION_RULE = "NavigationRule"

    def to_json(self) -> str:
        return self.value

    @classmethod
    def from_json(cls, json: str) -> CSSRuleType:
        return cls(json)

CONTAINER_RULE = 'ContainerRule' class-attribute instance-attribute

LAYER_RULE = 'LayerRule' class-attribute instance-attribute

MEDIA_RULE = 'MediaRule' class-attribute instance-attribute

NAVIGATION_RULE = 'NavigationRule' class-attribute instance-attribute

SCOPE_RULE = 'ScopeRule' class-attribute instance-attribute

STARTING_STYLE_RULE = 'StartingStyleRule' class-attribute instance-attribute

STYLE_RULE = 'StyleRule' class-attribute instance-attribute

SUPPORTS_RULE = 'SupportsRule' class-attribute instance-attribute

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: str) -> CSSRuleType:
    return cls(json)

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> str:
    return self.value

CSSScope dataclass

CSS Scope at-rule descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class CSSScope:
    """
    CSS Scope at-rule descriptor.
    """

    #: Scope rule text.
    text: str

    #: The associated rule header range in the enclosing stylesheet (if
    #: available).
    range_: typing.Optional[SourceRange] = None

    #: Identifier of the stylesheet containing this object (if exists).
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["text"] = self.text
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSScope:
        return cls(
            text=str(json["text"]),
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

text: str instance-attribute

__init__(text, range_=None, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSScope:
    return cls(
        text=str(json["text"]),
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["text"] = self.text
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSStartingStyle dataclass

CSS Starting Style at-rule descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class CSSStartingStyle:
    """
    CSS Starting Style at-rule descriptor.
    """

    #: The associated rule header range in the enclosing stylesheet (if
    #: available).
    range_: typing.Optional[SourceRange] = None

    #: Identifier of the stylesheet containing this object (if exists).
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSStartingStyle:
        return cls(
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

__init__(range_=None, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSStartingStyle:
    return cls(
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSStyle dataclass

CSS style representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSStyle:
    """
    CSS style representation.
    """

    #: CSS properties in the style.
    css_properties: typing.List[CSSProperty]

    #: Computed values for all shorthands found in the style.
    shorthand_entries: typing.List[ShorthandEntry]

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    #: Style declaration text (if available).
    css_text: typing.Optional[str] = None

    #: Style declaration range in the enclosing stylesheet (if available).
    range_: typing.Optional[SourceRange] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["cssProperties"] = [i.to_json() for i in self.css_properties]
        json["shorthandEntries"] = [i.to_json() for i in self.shorthand_entries]
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        if self.css_text is not None:
            json["cssText"] = self.css_text
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSStyle:
        return cls(
            css_properties=[CSSProperty.from_json(i) for i in json["cssProperties"]],
            shorthand_entries=[
                ShorthandEntry.from_json(i) for i in json["shorthandEntries"]
            ],
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
            css_text=str(json["cssText"])
            if json.get("cssText", None) is not None
            else None,
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
        )

css_properties: typing.List[CSSProperty] instance-attribute

css_text: typing.Optional[str] = None class-attribute instance-attribute

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

shorthand_entries: typing.List[ShorthandEntry] instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

__init__(css_properties, shorthand_entries, style_sheet_id=None, css_text=None, range_=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSStyle:
    return cls(
        css_properties=[CSSProperty.from_json(i) for i in json["cssProperties"]],
        shorthand_entries=[
            ShorthandEntry.from_json(i) for i in json["shorthandEntries"]
        ],
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
        css_text=str(json["cssText"])
        if json.get("cssText", None) is not None
        else None,
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["cssProperties"] = [i.to_json() for i in self.css_properties]
    json["shorthandEntries"] = [i.to_json() for i in self.shorthand_entries]
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    if self.css_text is not None:
        json["cssText"] = self.css_text
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    return json

CSSStyleSheetHeader dataclass

CSS stylesheet metainformation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSStyleSheetHeader:
    """
    CSS stylesheet metainformation.
    """

    #: The stylesheet identifier.
    style_sheet_id: dom.StyleSheetId

    #: Owner frame identifier.
    frame_id: page.FrameId

    #: Stylesheet resource URL. Empty if this is a constructed stylesheet created using
    #: new CSSStyleSheet() (but non-empty if this is a constructed stylesheet imported
    #: as a CSS module script).
    source_url: str

    #: Stylesheet origin.
    origin: StyleSheetOrigin

    #: Stylesheet title.
    title: str

    #: Denotes whether the stylesheet is disabled.
    disabled: bool

    #: Whether this stylesheet is created for STYLE tag by parser. This flag is not set for
    #: document.written STYLE tags.
    is_inline: bool

    #: Whether this stylesheet is mutable. Inline stylesheets become mutable
    #: after they have been modified via CSSOM API.
    #: ``<link>`` element's stylesheets become mutable only if DevTools modifies them.
    #: Constructed stylesheets (new CSSStyleSheet()) are mutable immediately after creation.
    is_mutable: bool

    #: True if this stylesheet is created through new CSSStyleSheet() or imported as a
    #: CSS module script.
    is_constructed: bool

    #: Line offset of the stylesheet within the resource (zero based).
    start_line: float

    #: Column offset of the stylesheet within the resource (zero based).
    start_column: float

    #: Size of the content (in characters).
    length: float

    #: Line offset of the end of the stylesheet within the resource (zero based).
    end_line: float

    #: Column offset of the end of the stylesheet within the resource (zero based).
    end_column: float

    #: URL of source map associated with the stylesheet (if any).
    source_map_url: typing.Optional[str] = None

    #: The backend id for the owner node of the stylesheet.
    owner_node: typing.Optional[dom.BackendNodeId] = None

    #: Whether the sourceURL field value comes from the sourceURL comment.
    has_source_url: typing.Optional[bool] = None

    #: If the style sheet was loaded from a network resource, this indicates when the resource failed to load
    loading_failed: typing.Optional[bool] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["styleSheetId"] = self.style_sheet_id.to_json()
        json["frameId"] = self.frame_id.to_json()
        json["sourceURL"] = self.source_url
        json["origin"] = self.origin.to_json()
        json["title"] = self.title
        json["disabled"] = self.disabled
        json["isInline"] = self.is_inline
        json["isMutable"] = self.is_mutable
        json["isConstructed"] = self.is_constructed
        json["startLine"] = self.start_line
        json["startColumn"] = self.start_column
        json["length"] = self.length
        json["endLine"] = self.end_line
        json["endColumn"] = self.end_column
        if self.source_map_url is not None:
            json["sourceMapURL"] = self.source_map_url
        if self.owner_node is not None:
            json["ownerNode"] = self.owner_node.to_json()
        if self.has_source_url is not None:
            json["hasSourceURL"] = self.has_source_url
        if self.loading_failed is not None:
            json["loadingFailed"] = self.loading_failed
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSStyleSheetHeader:
        return cls(
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]),
            frame_id=page.FrameId.from_json(json["frameId"]),
            source_url=str(json["sourceURL"]),
            origin=StyleSheetOrigin.from_json(json["origin"]),
            title=str(json["title"]),
            disabled=bool(json["disabled"]),
            is_inline=bool(json["isInline"]),
            is_mutable=bool(json["isMutable"]),
            is_constructed=bool(json["isConstructed"]),
            start_line=float(json["startLine"]),
            start_column=float(json["startColumn"]),
            length=float(json["length"]),
            end_line=float(json["endLine"]),
            end_column=float(json["endColumn"]),
            source_map_url=str(json["sourceMapURL"])
            if json.get("sourceMapURL", None) is not None
            else None,
            owner_node=dom.BackendNodeId.from_json(json["ownerNode"])
            if json.get("ownerNode", None) is not None
            else None,
            has_source_url=bool(json["hasSourceURL"])
            if json.get("hasSourceURL", None) is not None
            else None,
            loading_failed=bool(json["loadingFailed"])
            if json.get("loadingFailed", None) is not None
            else None,
        )

disabled: bool instance-attribute

end_column: float instance-attribute

end_line: float instance-attribute

frame_id: page.FrameId instance-attribute

has_source_url: typing.Optional[bool] = None class-attribute instance-attribute

is_constructed: bool instance-attribute

is_inline: bool instance-attribute

is_mutable: bool instance-attribute

length: float instance-attribute

loading_failed: typing.Optional[bool] = None class-attribute instance-attribute

origin: StyleSheetOrigin instance-attribute

owner_node: typing.Optional[dom.BackendNodeId] = None class-attribute instance-attribute

source_map_url: typing.Optional[str] = None class-attribute instance-attribute

source_url: str instance-attribute

start_column: float instance-attribute

start_line: float instance-attribute

style_sheet_id: dom.StyleSheetId instance-attribute

title: str instance-attribute

__init__(style_sheet_id, frame_id, source_url, origin, title, disabled, is_inline, is_mutable, is_constructed, start_line, start_column, length, end_line, end_column, source_map_url=None, owner_node=None, has_source_url=None, loading_failed=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSStyleSheetHeader:
    return cls(
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]),
        frame_id=page.FrameId.from_json(json["frameId"]),
        source_url=str(json["sourceURL"]),
        origin=StyleSheetOrigin.from_json(json["origin"]),
        title=str(json["title"]),
        disabled=bool(json["disabled"]),
        is_inline=bool(json["isInline"]),
        is_mutable=bool(json["isMutable"]),
        is_constructed=bool(json["isConstructed"]),
        start_line=float(json["startLine"]),
        start_column=float(json["startColumn"]),
        length=float(json["length"]),
        end_line=float(json["endLine"]),
        end_column=float(json["endColumn"]),
        source_map_url=str(json["sourceMapURL"])
        if json.get("sourceMapURL", None) is not None
        else None,
        owner_node=dom.BackendNodeId.from_json(json["ownerNode"])
        if json.get("ownerNode", None) is not None
        else None,
        has_source_url=bool(json["hasSourceURL"])
        if json.get("hasSourceURL", None) is not None
        else None,
        loading_failed=bool(json["loadingFailed"])
        if json.get("loadingFailed", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["styleSheetId"] = self.style_sheet_id.to_json()
    json["frameId"] = self.frame_id.to_json()
    json["sourceURL"] = self.source_url
    json["origin"] = self.origin.to_json()
    json["title"] = self.title
    json["disabled"] = self.disabled
    json["isInline"] = self.is_inline
    json["isMutable"] = self.is_mutable
    json["isConstructed"] = self.is_constructed
    json["startLine"] = self.start_line
    json["startColumn"] = self.start_column
    json["length"] = self.length
    json["endLine"] = self.end_line
    json["endColumn"] = self.end_column
    if self.source_map_url is not None:
        json["sourceMapURL"] = self.source_map_url
    if self.owner_node is not None:
        json["ownerNode"] = self.owner_node.to_json()
    if self.has_source_url is not None:
        json["hasSourceURL"] = self.has_source_url
    if self.loading_failed is not None:
        json["loadingFailed"] = self.loading_failed
    return json

CSSSupports dataclass

CSS Supports at-rule descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class CSSSupports:
    """
    CSS Supports at-rule descriptor.
    """

    #: Supports rule text.
    text: str

    #: Whether the supports condition is satisfied.
    active: bool

    #: The associated rule header range in the enclosing stylesheet (if
    #: available).
    range_: typing.Optional[SourceRange] = None

    #: Identifier of the stylesheet containing this object (if exists).
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["text"] = self.text
        json["active"] = self.active
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSSupports:
        return cls(
            text=str(json["text"]),
            active=bool(json["active"]),
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

active: bool instance-attribute

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

text: str instance-attribute

__init__(text, active, range_=None, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSSupports:
    return cls(
        text=str(json["text"]),
        active=bool(json["active"]),
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["text"] = self.text
    json["active"] = self.active
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

CSSTryRule dataclass

CSS try rule representation.

Source code in zendriver/cdp/css.py

@dataclass
class CSSTryRule:
    """
    CSS try rule representation.
    """

    #: Parent stylesheet's origin.
    origin: StyleSheetOrigin

    #: Associated style declaration.
    style: CSSStyle

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: typing.Optional[dom.StyleSheetId] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["origin"] = self.origin.to_json()
        json["style"] = self.style.to_json()
        if self.style_sheet_id is not None:
            json["styleSheetId"] = self.style_sheet_id.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> CSSTryRule:
        return cls(
            origin=StyleSheetOrigin.from_json(json["origin"]),
            style=CSSStyle.from_json(json["style"]),
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
            if json.get("styleSheetId", None) is not None
            else None,
        )

origin: StyleSheetOrigin instance-attribute

style: CSSStyle instance-attribute

style_sheet_id: typing.Optional[dom.StyleSheetId] = None class-attribute instance-attribute

__init__(origin, style, style_sheet_id=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> CSSTryRule:
    return cls(
        origin=StyleSheetOrigin.from_json(json["origin"]),
        style=CSSStyle.from_json(json["style"]),
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"])
        if json.get("styleSheetId", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["origin"] = self.origin.to_json()
    json["style"] = self.style.to_json()
    if self.style_sheet_id is not None:
        json["styleSheetId"] = self.style_sheet_id.to_json()
    return json

ComputedStyleExtraFields dataclass

Source code in zendriver/cdp/css.py

@dataclass
class ComputedStyleExtraFields:
    #: Returns whether or not this node is being rendered with base appearance,
    #: which happens when it has its appearance property set to base/base-select
    #: or it is in the subtree of an element being rendered with base appearance.
    is_appearance_base: bool

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["isAppearanceBase"] = self.is_appearance_base
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> ComputedStyleExtraFields:
        return cls(
            is_appearance_base=bool(json["isAppearanceBase"]),
        )

is_appearance_base: bool instance-attribute

__init__(is_appearance_base)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> ComputedStyleExtraFields:
    return cls(
        is_appearance_base=bool(json["isAppearanceBase"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["isAppearanceBase"] = self.is_appearance_base
    return json

ComputedStyleUpdated dataclass

EXPERIMENTAL

Source code in zendriver/cdp/css.py

@event_class("CSS.computedStyleUpdated")
@dataclass
class ComputedStyleUpdated:
    """
    **EXPERIMENTAL**


    """

    #: The node id that has updated computed styles.
    node_id: dom.NodeId

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> ComputedStyleUpdated:
        return cls(node_id=dom.NodeId.from_json(json["nodeId"]))

node_id: dom.NodeId instance-attribute

__init__(node_id)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> ComputedStyleUpdated:
    return cls(node_id=dom.NodeId.from_json(json["nodeId"]))

FontFace dataclass

Properties of a web font: https://www.w3.org/TR/2008/REC-CSS2-20080411/fonts.html#font-descriptions and additional information such as platformFontFamily and fontVariationAxes.

Source code in zendriver/cdp/css.py

@dataclass
class FontFace:
    """
    Properties of a web font: https://www.w3.org/TR/2008/REC-CSS2-20080411/fonts.html#font-descriptions
    and additional information such as platformFontFamily and fontVariationAxes.
    """

    #: The font-family.
    font_family: str

    #: The font-style.
    font_style: str

    #: The font-variant.
    font_variant: str

    #: The font-weight.
    font_weight: str

    #: The font-stretch.
    font_stretch: str

    #: The font-display.
    font_display: str

    #: The unicode-range.
    unicode_range: str

    #: The src.
    src: str

    #: The resolved platform font family
    platform_font_family: str

    #: Available variation settings (a.k.a. "axes").
    font_variation_axes: typing.Optional[typing.List[FontVariationAxis]] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["fontFamily"] = self.font_family
        json["fontStyle"] = self.font_style
        json["fontVariant"] = self.font_variant
        json["fontWeight"] = self.font_weight
        json["fontStretch"] = self.font_stretch
        json["fontDisplay"] = self.font_display
        json["unicodeRange"] = self.unicode_range
        json["src"] = self.src
        json["platformFontFamily"] = self.platform_font_family
        if self.font_variation_axes is not None:
            json["fontVariationAxes"] = [i.to_json() for i in self.font_variation_axes]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> FontFace:
        return cls(
            font_family=str(json["fontFamily"]),
            font_style=str(json["fontStyle"]),
            font_variant=str(json["fontVariant"]),
            font_weight=str(json["fontWeight"]),
            font_stretch=str(json["fontStretch"]),
            font_display=str(json["fontDisplay"]),
            unicode_range=str(json["unicodeRange"]),
            src=str(json["src"]),
            platform_font_family=str(json["platformFontFamily"]),
            font_variation_axes=[
                FontVariationAxis.from_json(i) for i in json["fontVariationAxes"]
            ]
            if json.get("fontVariationAxes", None) is not None
            else None,
        )

font_display: str instance-attribute

font_family: str instance-attribute

font_stretch: str instance-attribute

font_style: str instance-attribute

font_variant: str instance-attribute

font_variation_axes: typing.Optional[typing.List[FontVariationAxis]] = None class-attribute instance-attribute

font_weight: str instance-attribute

platform_font_family: str instance-attribute

src: str instance-attribute

unicode_range: str instance-attribute

__init__(font_family, font_style, font_variant, font_weight, font_stretch, font_display, unicode_range, src, platform_font_family, font_variation_axes=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> FontFace:
    return cls(
        font_family=str(json["fontFamily"]),
        font_style=str(json["fontStyle"]),
        font_variant=str(json["fontVariant"]),
        font_weight=str(json["fontWeight"]),
        font_stretch=str(json["fontStretch"]),
        font_display=str(json["fontDisplay"]),
        unicode_range=str(json["unicodeRange"]),
        src=str(json["src"]),
        platform_font_family=str(json["platformFontFamily"]),
        font_variation_axes=[
            FontVariationAxis.from_json(i) for i in json["fontVariationAxes"]
        ]
        if json.get("fontVariationAxes", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["fontFamily"] = self.font_family
    json["fontStyle"] = self.font_style
    json["fontVariant"] = self.font_variant
    json["fontWeight"] = self.font_weight
    json["fontStretch"] = self.font_stretch
    json["fontDisplay"] = self.font_display
    json["unicodeRange"] = self.unicode_range
    json["src"] = self.src
    json["platformFontFamily"] = self.platform_font_family
    if self.font_variation_axes is not None:
        json["fontVariationAxes"] = [i.to_json() for i in self.font_variation_axes]
    return json

FontVariationAxis dataclass

Information about font variation axes for variable fonts

Source code in zendriver/cdp/css.py

@dataclass
class FontVariationAxis:
    """
    Information about font variation axes for variable fonts
    """

    #: The font-variation-setting tag (a.k.a. "axis tag").
    tag: str

    #: Human-readable variation name in the default language (normally, "en").
    name: str

    #: The minimum value (inclusive) the font supports for this tag.
    min_value: float

    #: The maximum value (inclusive) the font supports for this tag.
    max_value: float

    #: The default value.
    default_value: float

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["tag"] = self.tag
        json["name"] = self.name
        json["minValue"] = self.min_value
        json["maxValue"] = self.max_value
        json["defaultValue"] = self.default_value
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> FontVariationAxis:
        return cls(
            tag=str(json["tag"]),
            name=str(json["name"]),
            min_value=float(json["minValue"]),
            max_value=float(json["maxValue"]),
            default_value=float(json["defaultValue"]),
        )

default_value: float instance-attribute

max_value: float instance-attribute

min_value: float instance-attribute

name: str instance-attribute

tag: str instance-attribute

__init__(tag, name, min_value, max_value, default_value)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> FontVariationAxis:
    return cls(
        tag=str(json["tag"]),
        name=str(json["name"]),
        min_value=float(json["minValue"]),
        max_value=float(json["maxValue"]),
        default_value=float(json["defaultValue"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["tag"] = self.tag
    json["name"] = self.name
    json["minValue"] = self.min_value
    json["maxValue"] = self.max_value
    json["defaultValue"] = self.default_value
    return json

FontsUpdated dataclass

Fires whenever a web font is updated. A non-empty font parameter indicates a successfully loaded web font.

Source code in zendriver/cdp/css.py

@event_class("CSS.fontsUpdated")
@dataclass
class FontsUpdated:
    """
    Fires whenever a web font is updated.  A non-empty font parameter indicates a successfully loaded
    web font.
    """

    #: The web font that has loaded.
    font: typing.Optional[FontFace]

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> FontsUpdated:
        return cls(
            font=FontFace.from_json(json["font"])
            if json.get("font", None) is not None
            else None
        )

font: typing.Optional[FontFace] instance-attribute

__init__(font)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> FontsUpdated:
    return cls(
        font=FontFace.from_json(json["font"])
        if json.get("font", None) is not None
        else None
    )

InheritedAnimatedStyleEntry dataclass

Inherited CSS style collection for animated styles from ancestor node.

Source code in zendriver/cdp/css.py

@dataclass
class InheritedAnimatedStyleEntry:
    """
    Inherited CSS style collection for animated styles from ancestor node.
    """

    #: Styles coming from the animations of the ancestor, if any, in the style inheritance chain.
    animation_styles: typing.Optional[typing.List[CSSAnimationStyle]] = None

    #: The style coming from the transitions of the ancestor, if any, in the style inheritance chain.
    transitions_style: typing.Optional[CSSStyle] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        if self.animation_styles is not None:
            json["animationStyles"] = [i.to_json() for i in self.animation_styles]
        if self.transitions_style is not None:
            json["transitionsStyle"] = self.transitions_style.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> InheritedAnimatedStyleEntry:
        return cls(
            animation_styles=[
                CSSAnimationStyle.from_json(i) for i in json["animationStyles"]
            ]
            if json.get("animationStyles", None) is not None
            else None,
            transitions_style=CSSStyle.from_json(json["transitionsStyle"])
            if json.get("transitionsStyle", None) is not None
            else None,
        )

animation_styles: typing.Optional[typing.List[CSSAnimationStyle]] = None class-attribute instance-attribute

transitions_style: typing.Optional[CSSStyle] = None class-attribute instance-attribute

__init__(animation_styles=None, transitions_style=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> InheritedAnimatedStyleEntry:
    return cls(
        animation_styles=[
            CSSAnimationStyle.from_json(i) for i in json["animationStyles"]
        ]
        if json.get("animationStyles", None) is not None
        else None,
        transitions_style=CSSStyle.from_json(json["transitionsStyle"])
        if json.get("transitionsStyle", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    if self.animation_styles is not None:
        json["animationStyles"] = [i.to_json() for i in self.animation_styles]
    if self.transitions_style is not None:
        json["transitionsStyle"] = self.transitions_style.to_json()
    return json

InheritedPseudoElementMatches dataclass

Inherited pseudo element matches from pseudos of an ancestor node.

Source code in zendriver/cdp/css.py

@dataclass
class InheritedPseudoElementMatches:
    """
    Inherited pseudo element matches from pseudos of an ancestor node.
    """

    #: Matches of pseudo styles from the pseudos of an ancestor node.
    pseudo_elements: typing.List[PseudoElementMatches]

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["pseudoElements"] = [i.to_json() for i in self.pseudo_elements]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> InheritedPseudoElementMatches:
        return cls(
            pseudo_elements=[
                PseudoElementMatches.from_json(i) for i in json["pseudoElements"]
            ],
        )

pseudo_elements: typing.List[PseudoElementMatches] instance-attribute

__init__(pseudo_elements)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> InheritedPseudoElementMatches:
    return cls(
        pseudo_elements=[
            PseudoElementMatches.from_json(i) for i in json["pseudoElements"]
        ],
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["pseudoElements"] = [i.to_json() for i in self.pseudo_elements]
    return json

InheritedStyleEntry dataclass

Inherited CSS rule collection from ancestor node.

Source code in zendriver/cdp/css.py

@dataclass
class InheritedStyleEntry:
    """
    Inherited CSS rule collection from ancestor node.
    """

    #: Matches of CSS rules matching the ancestor node in the style inheritance chain.
    matched_css_rules: typing.List[RuleMatch]

    #: The ancestor node's inline style, if any, in the style inheritance chain.
    inline_style: typing.Optional[CSSStyle] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["matchedCSSRules"] = [i.to_json() for i in self.matched_css_rules]
        if self.inline_style is not None:
            json["inlineStyle"] = self.inline_style.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> InheritedStyleEntry:
        return cls(
            matched_css_rules=[RuleMatch.from_json(i) for i in json["matchedCSSRules"]],
            inline_style=CSSStyle.from_json(json["inlineStyle"])
            if json.get("inlineStyle", None) is not None
            else None,
        )

inline_style: typing.Optional[CSSStyle] = None class-attribute instance-attribute

matched_css_rules: typing.List[RuleMatch] instance-attribute

__init__(matched_css_rules, inline_style=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> InheritedStyleEntry:
    return cls(
        matched_css_rules=[RuleMatch.from_json(i) for i in json["matchedCSSRules"]],
        inline_style=CSSStyle.from_json(json["inlineStyle"])
        if json.get("inlineStyle", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["matchedCSSRules"] = [i.to_json() for i in self.matched_css_rules]
    if self.inline_style is not None:
        json["inlineStyle"] = self.inline_style.to_json()
    return json

MediaQuery dataclass

Media query descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class MediaQuery:
    """
    Media query descriptor.
    """

    #: Array of media query expressions.
    expressions: typing.List[MediaQueryExpression]

    #: Whether the media query condition is satisfied.
    active: bool

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["expressions"] = [i.to_json() for i in self.expressions]
        json["active"] = self.active
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> MediaQuery:
        return cls(
            expressions=[
                MediaQueryExpression.from_json(i) for i in json["expressions"]
            ],
            active=bool(json["active"]),
        )

active: bool instance-attribute

expressions: typing.List[MediaQueryExpression] instance-attribute

__init__(expressions, active)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> MediaQuery:
    return cls(
        expressions=[
            MediaQueryExpression.from_json(i) for i in json["expressions"]
        ],
        active=bool(json["active"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["expressions"] = [i.to_json() for i in self.expressions]
    json["active"] = self.active
    return json

MediaQueryExpression dataclass

Media query expression descriptor.

Source code in zendriver/cdp/css.py

@dataclass
class MediaQueryExpression:
    """
    Media query expression descriptor.
    """

    #: Media query expression value.
    value: float

    #: Media query expression units.
    unit: str

    #: Media query expression feature.
    feature: str

    #: The associated range of the value text in the enclosing stylesheet (if available).
    value_range: typing.Optional[SourceRange] = None

    #: Computed length of media query expression (if applicable).
    computed_length: typing.Optional[float] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["value"] = self.value
        json["unit"] = self.unit
        json["feature"] = self.feature
        if self.value_range is not None:
            json["valueRange"] = self.value_range.to_json()
        if self.computed_length is not None:
            json["computedLength"] = self.computed_length
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> MediaQueryExpression:
        return cls(
            value=float(json["value"]),
            unit=str(json["unit"]),
            feature=str(json["feature"]),
            value_range=SourceRange.from_json(json["valueRange"])
            if json.get("valueRange", None) is not None
            else None,
            computed_length=float(json["computedLength"])
            if json.get("computedLength", None) is not None
            else None,
        )

computed_length: typing.Optional[float] = None class-attribute instance-attribute

feature: str instance-attribute

unit: str instance-attribute

value: float instance-attribute

value_range: typing.Optional[SourceRange] = None class-attribute instance-attribute

__init__(value, unit, feature, value_range=None, computed_length=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> MediaQueryExpression:
    return cls(
        value=float(json["value"]),
        unit=str(json["unit"]),
        feature=str(json["feature"]),
        value_range=SourceRange.from_json(json["valueRange"])
        if json.get("valueRange", None) is not None
        else None,
        computed_length=float(json["computedLength"])
        if json.get("computedLength", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["value"] = self.value
    json["unit"] = self.unit
    json["feature"] = self.feature
    if self.value_range is not None:
        json["valueRange"] = self.value_range.to_json()
    if self.computed_length is not None:
        json["computedLength"] = self.computed_length
    return json

MediaQueryResultChanged dataclass

Fires whenever a MediaQuery result changes (for example, after a browser window has been resized.) The current implementation considers only viewport-dependent media features.

Source code in zendriver/cdp/css.py

@event_class("CSS.mediaQueryResultChanged")
@dataclass
class MediaQueryResultChanged:
    """
    Fires whenever a MediaQuery result changes (for example, after a browser window has been
    resized.) The current implementation considers only viewport-dependent media features.
    """

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> MediaQueryResultChanged:
        return cls()

__init__()

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> MediaQueryResultChanged:
    return cls()

PlatformFontUsage dataclass

Information about amount of glyphs that were rendered with given font.

Source code in zendriver/cdp/css.py

@dataclass
class PlatformFontUsage:
    """
    Information about amount of glyphs that were rendered with given font.
    """

    #: Font's family name reported by platform.
    family_name: str

    #: Font's PostScript name reported by platform.
    post_script_name: str

    #: Indicates if the font was downloaded or resolved locally.
    is_custom_font: bool

    #: Amount of glyphs that were rendered with this font.
    glyph_count: float

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["familyName"] = self.family_name
        json["postScriptName"] = self.post_script_name
        json["isCustomFont"] = self.is_custom_font
        json["glyphCount"] = self.glyph_count
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> PlatformFontUsage:
        return cls(
            family_name=str(json["familyName"]),
            post_script_name=str(json["postScriptName"]),
            is_custom_font=bool(json["isCustomFont"]),
            glyph_count=float(json["glyphCount"]),
        )

family_name: str instance-attribute

glyph_count: float instance-attribute

is_custom_font: bool instance-attribute

post_script_name: str instance-attribute

__init__(family_name, post_script_name, is_custom_font, glyph_count)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> PlatformFontUsage:
    return cls(
        family_name=str(json["familyName"]),
        post_script_name=str(json["postScriptName"]),
        is_custom_font=bool(json["isCustomFont"]),
        glyph_count=float(json["glyphCount"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["familyName"] = self.family_name
    json["postScriptName"] = self.post_script_name
    json["isCustomFont"] = self.is_custom_font
    json["glyphCount"] = self.glyph_count
    return json

PseudoElementMatches dataclass

CSS rule collection for a single pseudo style.

Source code in zendriver/cdp/css.py

@dataclass
class PseudoElementMatches:
    """
    CSS rule collection for a single pseudo style.
    """

    #: Pseudo element type.
    pseudo_type: dom.PseudoType

    #: Matches of CSS rules applicable to the pseudo style.
    matches: typing.List[RuleMatch]

    #: Pseudo element custom ident.
    pseudo_identifier: typing.Optional[str] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["pseudoType"] = self.pseudo_type.to_json()
        json["matches"] = [i.to_json() for i in self.matches]
        if self.pseudo_identifier is not None:
            json["pseudoIdentifier"] = self.pseudo_identifier
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> PseudoElementMatches:
        return cls(
            pseudo_type=dom.PseudoType.from_json(json["pseudoType"]),
            matches=[RuleMatch.from_json(i) for i in json["matches"]],
            pseudo_identifier=str(json["pseudoIdentifier"])
            if json.get("pseudoIdentifier", None) is not None
            else None,
        )

matches: typing.List[RuleMatch] instance-attribute

pseudo_identifier: typing.Optional[str] = None class-attribute instance-attribute

pseudo_type: dom.PseudoType instance-attribute

__init__(pseudo_type, matches, pseudo_identifier=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> PseudoElementMatches:
    return cls(
        pseudo_type=dom.PseudoType.from_json(json["pseudoType"]),
        matches=[RuleMatch.from_json(i) for i in json["matches"]],
        pseudo_identifier=str(json["pseudoIdentifier"])
        if json.get("pseudoIdentifier", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["pseudoType"] = self.pseudo_type.to_json()
    json["matches"] = [i.to_json() for i in self.matches]
    if self.pseudo_identifier is not None:
        json["pseudoIdentifier"] = self.pseudo_identifier
    return json

RuleMatch dataclass

Match data for a CSS rule.

Source code in zendriver/cdp/css.py

@dataclass
class RuleMatch:
    """
    Match data for a CSS rule.
    """

    #: CSS rule in the match.
    rule: CSSRule

    #: Matching selector indices in the rule's selectorList selectors (0-based).
    matching_selectors: typing.List[int]

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["rule"] = self.rule.to_json()
        json["matchingSelectors"] = [i for i in self.matching_selectors]
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> RuleMatch:
        return cls(
            rule=CSSRule.from_json(json["rule"]),
            matching_selectors=[int(i) for i in json["matchingSelectors"]],
        )

matching_selectors: typing.List[int] instance-attribute

rule: CSSRule instance-attribute

__init__(rule, matching_selectors)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> RuleMatch:
    return cls(
        rule=CSSRule.from_json(json["rule"]),
        matching_selectors=[int(i) for i in json["matchingSelectors"]],
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["rule"] = self.rule.to_json()
    json["matchingSelectors"] = [i for i in self.matching_selectors]
    return json

RuleUsage dataclass

CSS coverage information.

Source code in zendriver/cdp/css.py

@dataclass
class RuleUsage:
    """
    CSS coverage information.
    """

    #: The css style sheet identifier (absent for user agent stylesheet and user-specified
    #: stylesheet rules) this rule came from.
    style_sheet_id: dom.StyleSheetId

    #: Offset of the start of the rule (including selector) from the beginning of the stylesheet.
    start_offset: float

    #: Offset of the end of the rule body from the beginning of the stylesheet.
    end_offset: float

    #: Indicates whether the rule was actually used by some element in the page.
    used: bool

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["styleSheetId"] = self.style_sheet_id.to_json()
        json["startOffset"] = self.start_offset
        json["endOffset"] = self.end_offset
        json["used"] = self.used
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> RuleUsage:
        return cls(
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]),
            start_offset=float(json["startOffset"]),
            end_offset=float(json["endOffset"]),
            used=bool(json["used"]),
        )

end_offset: float instance-attribute

start_offset: float instance-attribute

style_sheet_id: dom.StyleSheetId instance-attribute

used: bool instance-attribute

__init__(style_sheet_id, start_offset, end_offset, used)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> RuleUsage:
    return cls(
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]),
        start_offset=float(json["startOffset"]),
        end_offset=float(json["endOffset"]),
        used=bool(json["used"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["styleSheetId"] = self.style_sheet_id.to_json()
    json["startOffset"] = self.start_offset
    json["endOffset"] = self.end_offset
    json["used"] = self.used
    return json

SelectorList dataclass

Selector list data.

Source code in zendriver/cdp/css.py

@dataclass
class SelectorList:
    """
    Selector list data.
    """

    #: Selectors in the list.
    selectors: typing.List[Value]

    #: Rule selector text.
    text: str

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["selectors"] = [i.to_json() for i in self.selectors]
        json["text"] = self.text
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> SelectorList:
        return cls(
            selectors=[Value.from_json(i) for i in json["selectors"]],
            text=str(json["text"]),
        )

selectors: typing.List[Value] instance-attribute

text: str instance-attribute

__init__(selectors, text)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> SelectorList:
    return cls(
        selectors=[Value.from_json(i) for i in json["selectors"]],
        text=str(json["text"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["selectors"] = [i.to_json() for i in self.selectors]
    json["text"] = self.text
    return json

ShorthandEntry dataclass

Source code in zendriver/cdp/css.py

@dataclass
class ShorthandEntry:
    #: Shorthand name.
    name: str

    #: Shorthand value.
    value: str

    #: Whether the property has "!important" annotation (implies ``false`` if absent).
    important: typing.Optional[bool] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["name"] = self.name
        json["value"] = self.value
        if self.important is not None:
            json["important"] = self.important
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> ShorthandEntry:
        return cls(
            name=str(json["name"]),
            value=str(json["value"]),
            important=bool(json["important"])
            if json.get("important", None) is not None
            else None,
        )

important: typing.Optional[bool] = None class-attribute instance-attribute

name: str instance-attribute

value: str instance-attribute

__init__(name, value, important=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> ShorthandEntry:
    return cls(
        name=str(json["name"]),
        value=str(json["value"]),
        important=bool(json["important"])
        if json.get("important", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["name"] = self.name
    json["value"] = self.value
    if self.important is not None:
        json["important"] = self.important
    return json

SourceRange dataclass

Text range within a resource. All numbers are zero-based.

Source code in zendriver/cdp/css.py

@dataclass
class SourceRange:
    """
    Text range within a resource. All numbers are zero-based.
    """

    #: Start line of range.
    start_line: int

    #: Start column of range (inclusive).
    start_column: int

    #: End line of range
    end_line: int

    #: End column of range (exclusive).
    end_column: int

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["startLine"] = self.start_line
        json["startColumn"] = self.start_column
        json["endLine"] = self.end_line
        json["endColumn"] = self.end_column
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> SourceRange:
        return cls(
            start_line=int(json["startLine"]),
            start_column=int(json["startColumn"]),
            end_line=int(json["endLine"]),
            end_column=int(json["endColumn"]),
        )

end_column: int instance-attribute

end_line: int instance-attribute

start_column: int instance-attribute

start_line: int instance-attribute

__init__(start_line, start_column, end_line, end_column)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> SourceRange:
    return cls(
        start_line=int(json["startLine"]),
        start_column=int(json["startColumn"]),
        end_line=int(json["endLine"]),
        end_column=int(json["endColumn"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["startLine"] = self.start_line
    json["startColumn"] = self.start_column
    json["endLine"] = self.end_line
    json["endColumn"] = self.end_column
    return json

Specificity dataclass

Specificity: https://drafts.csswg.org/selectors/#specificity-rules

Source code in zendriver/cdp/css.py

@dataclass
class Specificity:
    """
    Specificity:
    https://drafts.csswg.org/selectors/#specificity-rules
    """

    #: The a component, which represents the number of ID selectors.
    a: int

    #: The b component, which represents the number of class selectors, attributes selectors, and
    #: pseudo-classes.
    b: int

    #: The c component, which represents the number of type selectors and pseudo-elements.
    c: int

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["a"] = self.a
        json["b"] = self.b
        json["c"] = self.c
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> Specificity:
        return cls(
            a=int(json["a"]),
            b=int(json["b"]),
            c=int(json["c"]),
        )

a: int instance-attribute

b: int instance-attribute

c: int instance-attribute

__init__(a, b, c)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> Specificity:
    return cls(
        a=int(json["a"]),
        b=int(json["b"]),
        c=int(json["c"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["a"] = self.a
    json["b"] = self.b
    json["c"] = self.c
    return json

StyleDeclarationEdit dataclass

A descriptor of operation to mutate style declaration text.

Source code in zendriver/cdp/css.py

@dataclass
class StyleDeclarationEdit:
    """
    A descriptor of operation to mutate style declaration text.
    """

    #: The css style sheet identifier.
    style_sheet_id: dom.StyleSheetId

    #: The range of the style text in the enclosing stylesheet.
    range_: SourceRange

    #: New style text.
    text: str

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["styleSheetId"] = self.style_sheet_id.to_json()
        json["range"] = self.range_.to_json()
        json["text"] = self.text
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> StyleDeclarationEdit:
        return cls(
            style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]),
            range_=SourceRange.from_json(json["range"]),
            text=str(json["text"]),
        )

range_: SourceRange instance-attribute

style_sheet_id: dom.StyleSheetId instance-attribute

text: str instance-attribute

__init__(style_sheet_id, range_, text)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> StyleDeclarationEdit:
    return cls(
        style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]),
        range_=SourceRange.from_json(json["range"]),
        text=str(json["text"]),
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["styleSheetId"] = self.style_sheet_id.to_json()
    json["range"] = self.range_.to_json()
    json["text"] = self.text
    return json

StyleSheetAdded dataclass

Fired whenever an active document stylesheet is added.

Source code in zendriver/cdp/css.py

@event_class("CSS.styleSheetAdded")
@dataclass
class StyleSheetAdded:
    """
    Fired whenever an active document stylesheet is added.
    """

    #: Added stylesheet metainfo.
    header: CSSStyleSheetHeader

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> StyleSheetAdded:
        return cls(header=CSSStyleSheetHeader.from_json(json["header"]))

header: CSSStyleSheetHeader instance-attribute

__init__(header)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> StyleSheetAdded:
    return cls(header=CSSStyleSheetHeader.from_json(json["header"]))

StyleSheetChanged dataclass

Fired whenever a stylesheet is changed as a result of the client operation.

Source code in zendriver/cdp/css.py

@event_class("CSS.styleSheetChanged")
@dataclass
class StyleSheetChanged:
    """
    Fired whenever a stylesheet is changed as a result of the client operation.
    """

    style_sheet_id: dom.StyleSheetId

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> StyleSheetChanged:
        return cls(style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]))

style_sheet_id: dom.StyleSheetId instance-attribute

__init__(style_sheet_id)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> StyleSheetChanged:
    return cls(style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]))

StyleSheetOrigin

Bases: Enum

Stylesheet type: "injected" for stylesheets injected via extension, "user-agent" for user-agent stylesheets, "inspector" for stylesheets created by the inspector (i.e. those holding the "via inspector" rules), "regular" for regular stylesheets.

Source code in zendriver/cdp/css.py

class StyleSheetOrigin(enum.Enum):
    """
    Stylesheet type: "injected" for stylesheets injected via extension, "user-agent" for user-agent
    stylesheets, "inspector" for stylesheets created by the inspector (i.e. those holding the "via
    inspector" rules), "regular" for regular stylesheets.
    """

    INJECTED = "injected"
    USER_AGENT = "user-agent"
    INSPECTOR = "inspector"
    REGULAR = "regular"

    def to_json(self) -> str:
        return self.value

    @classmethod
    def from_json(cls, json: str) -> StyleSheetOrigin:
        return cls(json)

INJECTED = 'injected' class-attribute instance-attribute

INSPECTOR = 'inspector' class-attribute instance-attribute

REGULAR = 'regular' class-attribute instance-attribute

USER_AGENT = 'user-agent' class-attribute instance-attribute

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: str) -> StyleSheetOrigin:
    return cls(json)

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> str:
    return self.value

StyleSheetRemoved dataclass

Fired whenever an active document stylesheet is removed.

Source code in zendriver/cdp/css.py

@event_class("CSS.styleSheetRemoved")
@dataclass
class StyleSheetRemoved:
    """
    Fired whenever an active document stylesheet is removed.
    """

    #: Identifier of the removed stylesheet.
    style_sheet_id: dom.StyleSheetId

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> StyleSheetRemoved:
        return cls(style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]))

style_sheet_id: dom.StyleSheetId instance-attribute

__init__(style_sheet_id)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> StyleSheetRemoved:
    return cls(style_sheet_id=dom.StyleSheetId.from_json(json["styleSheetId"]))

Value dataclass

Data for a simple selector (these are delimited by commas in a selector list).

Source code in zendriver/cdp/css.py

@dataclass
class Value:
    """
    Data for a simple selector (these are delimited by commas in a selector list).
    """

    #: Value text.
    text: str

    #: Value range in the underlying resource (if available).
    range_: typing.Optional[SourceRange] = None

    #: Specificity of the selector.
    specificity: typing.Optional[Specificity] = None

    def to_json(self) -> T_JSON_DICT:
        json: T_JSON_DICT = dict()
        json["text"] = self.text
        if self.range_ is not None:
            json["range"] = self.range_.to_json()
        if self.specificity is not None:
            json["specificity"] = self.specificity.to_json()
        return json

    @classmethod
    def from_json(cls, json: T_JSON_DICT) -> Value:
        return cls(
            text=str(json["text"]),
            range_=SourceRange.from_json(json["range"])
            if json.get("range", None) is not None
            else None,
            specificity=Specificity.from_json(json["specificity"])
            if json.get("specificity", None) is not None
            else None,
        )

range_: typing.Optional[SourceRange] = None class-attribute instance-attribute

specificity: typing.Optional[Specificity] = None class-attribute instance-attribute

text: str instance-attribute

__init__(text, range_=None, specificity=None)

from_json(json) classmethod

Source code in zendriver/cdp/css.py

@classmethod
def from_json(cls, json: T_JSON_DICT) -> Value:
    return cls(
        text=str(json["text"]),
        range_=SourceRange.from_json(json["range"])
        if json.get("range", None) is not None
        else None,
        specificity=Specificity.from_json(json["specificity"])
        if json.get("specificity", None) is not None
        else None,
    )

to_json()

Source code in zendriver/cdp/css.py

def to_json(self) -> T_JSON_DICT:
    json: T_JSON_DICT = dict()
    json["text"] = self.text
    if self.range_ is not None:
        json["range"] = self.range_.to_json()
    if self.specificity is not None:
        json["specificity"] = self.specificity.to_json()
    return json

add_rule(style_sheet_id, rule_text, location, node_for_property_syntax_validation=None)

Inserts a new rule with the given ruleText in a stylesheet with given styleSheetId, at the position specified by location.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId	The css style sheet identifier where a new rule should be inserted.	required
rule_text	str	The text of a new rule.	required
location	SourceRange	Text position of a new rule in the target style sheet.	required
node_for_property_syntax_validation	Optional[NodeId]	(EXPERIMENTAL) (Optional) NodeId for the DOM node in whose context custom property declarations for registered properties should be validated. If omitted, declarations in the new rule text can only be validated statically, which may produce incorrect results if the declaration contains a var() for example.	None

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, CSSRule]	The newly created rule.

Source code in zendriver/cdp/css.py

def add_rule(
    style_sheet_id: dom.StyleSheetId,
    rule_text: str,
    location: SourceRange,
    node_for_property_syntax_validation: typing.Optional[dom.NodeId] = None,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, CSSRule]:
    """
    Inserts a new rule with the given ``ruleText`` in a stylesheet with given ``styleSheetId``, at the
    position specified by ``location``.

    :param style_sheet_id: The css style sheet identifier where a new rule should be inserted.
    :param rule_text: The text of a new rule.
    :param location: Text position of a new rule in the target style sheet.
    :param node_for_property_syntax_validation: **(EXPERIMENTAL)** *(Optional)* NodeId for the DOM node in whose context custom property declarations for registered properties should be validated. If omitted, declarations in the new rule text can only be validated statically, which may produce incorrect results if the declaration contains a var() for example.
    :returns: The newly created rule.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["ruleText"] = rule_text
    params["location"] = location.to_json()
    if node_for_property_syntax_validation is not None:
        params["nodeForPropertySyntaxValidation"] = (
            node_for_property_syntax_validation.to_json()
        )
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.addRule",
        "params": params,
    }
    json = yield cmd_dict
    return CSSRule.from_json(json["rule"])

collect_class_names(style_sheet_id)

Returns all class names from specified stylesheet.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[str]]	Class name list.

Source code in zendriver/cdp/css.py

def collect_class_names(
    style_sheet_id: dom.StyleSheetId,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[str]]:
    """
    Returns all class names from specified stylesheet.

    :param style_sheet_id:
    :returns: Class name list.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.collectClassNames",
        "params": params,
    }
    json = yield cmd_dict
    return [str(i) for i in json["classNames"]]

create_style_sheet(frame_id, force=None)

Creates a new special "via-inspector" stylesheet in the frame with given frameId.

Parameters:

Name	Type	Description	Default
frame_id	FrameId	Identifier of the frame where "via-inspector" stylesheet should be created.	required
force	Optional[bool]	(Optional) If true, creates a new stylesheet for every call. If false, returns a stylesheet previously created by a call with force=false for the frame's document if it exists or creates a new stylesheet (default: false).	None

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, StyleSheetId]	Identifier of the created "via-inspector" stylesheet.

Source code in zendriver/cdp/css.py

def create_style_sheet(
    frame_id: page.FrameId, force: typing.Optional[bool] = None
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, dom.StyleSheetId]:
    """
    Creates a new special "via-inspector" stylesheet in the frame with given ``frameId``.

    :param frame_id: Identifier of the frame where "via-inspector" stylesheet should be created.
    :param force: *(Optional)* If true, creates a new stylesheet for every call. If false, returns a stylesheet previously created by a call with force=false for the frame's document if it exists or creates a new stylesheet (default: false).
    :returns: Identifier of the created "via-inspector" stylesheet.
    """
    params: T_JSON_DICT = dict()
    params["frameId"] = frame_id.to_json()
    if force is not None:
        params["force"] = force
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.createStyleSheet",
        "params": params,
    }
    json = yield cmd_dict
    return dom.StyleSheetId.from_json(json["styleSheetId"])

disable()

Disables the CSS agent for the given page.

Source code in zendriver/cdp/css.py

def disable() -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Disables the CSS agent for the given page.
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.disable",
    }
    json = yield cmd_dict

enable()

Enables the CSS agent for the given page. Clients should not assume that the CSS agent has been enabled until the result of this command is received.

Source code in zendriver/cdp/css.py

def enable() -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Enables the CSS agent for the given page. Clients should not assume that the CSS agent has been
    enabled until the result of this command is received.
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.enable",
    }
    json = yield cmd_dict

force_pseudo_state(node_id, forced_pseudo_classes)

Ensures that the given node will have specified pseudo-classes whenever its style is computed by the browser.

Parameters:

Name	Type	Description	Default
node_id	NodeId	The element id for which to force the pseudo state.	required
forced_pseudo_classes	List[str]	Element pseudo classes to force when computing the element's style.	required

Source code in zendriver/cdp/css.py

def force_pseudo_state(
    node_id: dom.NodeId, forced_pseudo_classes: typing.List[str]
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Ensures that the given node will have specified pseudo-classes whenever its style is computed by
    the browser.

    :param node_id: The element id for which to force the pseudo state.
    :param forced_pseudo_classes: Element pseudo classes to force when computing the element's style.
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    params["forcedPseudoClasses"] = [i for i in forced_pseudo_classes]
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.forcePseudoState",
        "params": params,
    }
    json = yield cmd_dict

force_starting_style(node_id, forced)

Ensures that the given node is in its starting-style state.

Parameters:

Name	Type	Description	Default
node_id	NodeId	The element id for which to force the starting-style state.	required
forced	bool	Boolean indicating if this is on or off.	required

Source code in zendriver/cdp/css.py

def force_starting_style(
    node_id: dom.NodeId, forced: bool
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Ensures that the given node is in its starting-style state.

    :param node_id: The element id for which to force the starting-style state.
    :param forced: Boolean indicating if this is on or off.
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    params["forced"] = forced
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.forceStartingStyle",
        "params": params,
    }
    json = yield cmd_dict

get_animated_styles_for_node(node_id)

Returns the styles coming from animations & transitions including the animation & transition styles coming from inheritance chain.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
node_id	NodeId		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, Tuple[Optional[List[CSSAnimationStyle]], Optional[CSSStyle], Optional[List[InheritedAnimatedStyleEntry]]]]	A tuple with the following items: 0. animationStyles - (Optional) Styles coming from animations. 1. transitionsStyle - (Optional) Style coming from transitions. 2. inherited - (Optional) Inherited style entries for animationsStyle and transitionsStyle from the inheritance chain of the element.

Source code in zendriver/cdp/css.py

def get_animated_styles_for_node(
    node_id: dom.NodeId,
) -> typing.Generator[
    T_JSON_DICT,
    T_JSON_DICT,
    typing.Tuple[
        typing.Optional[typing.List[CSSAnimationStyle]],
        typing.Optional[CSSStyle],
        typing.Optional[typing.List[InheritedAnimatedStyleEntry]],
    ],
]:
    """
    Returns the styles coming from animations & transitions
    including the animation & transition styles coming from inheritance chain.

    **EXPERIMENTAL**

    :param node_id:
    :returns: A tuple with the following items:

        0. **animationStyles** - *(Optional)* Styles coming from animations.
        1. **transitionsStyle** - *(Optional)* Style coming from transitions.
        2. **inherited** - *(Optional)* Inherited style entries for animationsStyle and transitionsStyle from the inheritance chain of the element.
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getAnimatedStylesForNode",
        "params": params,
    }
    json = yield cmd_dict
    return (
        [CSSAnimationStyle.from_json(i) for i in json["animationStyles"]]
        if json.get("animationStyles", None) is not None
        else None,
        CSSStyle.from_json(json["transitionsStyle"])
        if json.get("transitionsStyle", None) is not None
        else None,
        [InheritedAnimatedStyleEntry.from_json(i) for i in json["inherited"]]
        if json.get("inherited", None) is not None
        else None,
    )

get_background_colors(node_id)

Parameters:

Name	Type	Description	Default
node_id	NodeId	Id of the node to get background colors for.	required

Returns:

Type

Description

Generator[T_JSON_DICT, T_JSON_DICT, Tuple[Optional[List[str]], Optional[str], Optional[str]]]

A tuple with the following items: 0. backgroundColors - (Optional) The range of background colors behind this element, if it contains any visible text. If no visible text is present, this will be undefined. In the case of a flat background color, this will consist of simply that color. In the case of a gradient, this will consist of each of the color stops. For anything more complicated, this will be an empty array. Images will be ignored (as if the image had failed to load). 1. computedFontSize - (Optional) The computed font size for this node, as a CSS computed value string (e.g. '12px'). 2. computedFontWeight - (Optional) The computed font weight for this node, as a CSS computed value string (e.g. 'normal' or '100').

Source code in zendriver/cdp/css.py

def get_background_colors(
    node_id: dom.NodeId,
) -> typing.Generator[
    T_JSON_DICT,
    T_JSON_DICT,
    typing.Tuple[
        typing.Optional[typing.List[str]], typing.Optional[str], typing.Optional[str]
    ],
]:
    """
    :param node_id: Id of the node to get background colors for.
    :returns: A tuple with the following items:

        0. **backgroundColors** - *(Optional)* The range of background colors behind this element, if it contains any visible text. If no visible text is present, this will be undefined. In the case of a flat background color, this will consist of simply that color. In the case of a gradient, this will consist of each of the color stops. For anything more complicated, this will be an empty array. Images will be ignored (as if the image had failed to load).
        1. **computedFontSize** - *(Optional)* The computed font size for this node, as a CSS computed value string (e.g. '12px').
        2. **computedFontWeight** - *(Optional)* The computed font weight for this node, as a CSS computed value string (e.g. 'normal' or '100').
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getBackgroundColors",
        "params": params,
    }
    json = yield cmd_dict
    return (
        [str(i) for i in json["backgroundColors"]]
        if json.get("backgroundColors", None) is not None
        else None,
        str(json["computedFontSize"])
        if json.get("computedFontSize", None) is not None
        else None,
        str(json["computedFontWeight"])
        if json.get("computedFontWeight", None) is not None
        else None,
    )

get_computed_style_for_node(node_id)

Returns the computed style for a DOM node identified by nodeId.

Parameters:

Name	Type	Description	Default
node_id	NodeId		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, Tuple[List[CSSComputedStyleProperty], ComputedStyleExtraFields]]	A tuple with the following items: 0. computedStyle - Computed style for the specified DOM node. 1. extraFields - A list of non-standard "extra fields" which blink stores alongside each computed style.

Source code in zendriver/cdp/css.py

def get_computed_style_for_node(
    node_id: dom.NodeId,
) -> typing.Generator[
    T_JSON_DICT,
    T_JSON_DICT,
    typing.Tuple[typing.List[CSSComputedStyleProperty], ComputedStyleExtraFields],
]:
    """
    Returns the computed style for a DOM node identified by ``nodeId``.

    :param node_id:
    :returns: A tuple with the following items:

        0. **computedStyle** - Computed style for the specified DOM node.
        1. **extraFields** - A list of non-standard "extra fields" which blink stores alongside each computed style.
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getComputedStyleForNode",
        "params": params,
    }
    json = yield cmd_dict
    return (
        [CSSComputedStyleProperty.from_json(i) for i in json["computedStyle"]],
        ComputedStyleExtraFields.from_json(json["extraFields"]),
    )

get_environment_variables()

Returns the values of the default UA-defined environment variables used in env()

EXPERIMENTAL

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, dict]

Source code in zendriver/cdp/css.py

def get_environment_variables() -> typing.Generator[T_JSON_DICT, T_JSON_DICT, dict]:
    """
    Returns the values of the default UA-defined environment variables used in env()

    **EXPERIMENTAL**

    :returns:
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getEnvironmentVariables",
    }
    json = yield cmd_dict
    return dict(json["environmentVariables"])

get_inline_styles_for_node(node_id)

Returns the styles defined inline (explicitly in the "style" attribute and implicitly, using DOM attributes) for a DOM node identified by nodeId.

Parameters:

Name	Type	Description	Default
node_id	NodeId		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, Tuple[Optional[CSSStyle], Optional[CSSStyle]]]	A tuple with the following items: 0. inlineStyle - (Optional) Inline style for the specified DOM node. 1. attributesStyle - (Optional) Attribute-defined element style (e.g. resulting from "width=20 height=100%").

Source code in zendriver/cdp/css.py

def get_inline_styles_for_node(
    node_id: dom.NodeId,
) -> typing.Generator[
    T_JSON_DICT,
    T_JSON_DICT,
    typing.Tuple[typing.Optional[CSSStyle], typing.Optional[CSSStyle]],
]:
    """
    Returns the styles defined inline (explicitly in the "style" attribute and implicitly, using DOM
    attributes) for a DOM node identified by ``nodeId``.

    :param node_id:
    :returns: A tuple with the following items:

        0. **inlineStyle** - *(Optional)* Inline style for the specified DOM node.
        1. **attributesStyle** - *(Optional)* Attribute-defined element style (e.g. resulting from "width=20 height=100%").
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getInlineStylesForNode",
        "params": params,
    }
    json = yield cmd_dict
    return (
        CSSStyle.from_json(json["inlineStyle"])
        if json.get("inlineStyle", None) is not None
        else None,
        CSSStyle.from_json(json["attributesStyle"])
        if json.get("attributesStyle", None) is not None
        else None,
    )

get_layers_for_node(node_id)

Returns all layers parsed by the rendering engine for the tree scope of a node. Given a DOM element identified by nodeId, getLayersForNode returns the root layer for the nearest ancestor document or shadow root. The layer root contains the full layer tree for the tree scope and their ordering.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
node_id	NodeId		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, CSSLayerData]

Source code in zendriver/cdp/css.py

def get_layers_for_node(
    node_id: dom.NodeId,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, CSSLayerData]:
    """
    Returns all layers parsed by the rendering engine for the tree scope of a node.
    Given a DOM element identified by nodeId, getLayersForNode returns the root
    layer for the nearest ancestor document or shadow root. The layer root contains
    the full layer tree for the tree scope and their ordering.

    **EXPERIMENTAL**

    :param node_id:
    :returns:
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getLayersForNode",
        "params": params,
    }
    json = yield cmd_dict
    return CSSLayerData.from_json(json["rootLayer"])

get_location_for_selector(style_sheet_id, selector_text)

Given a CSS selector text and a style sheet ID, getLocationForSelector returns an array of locations of the CSS selector in the style sheet.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
selector_text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[SourceRange]]

Source code in zendriver/cdp/css.py

def get_location_for_selector(
    style_sheet_id: dom.StyleSheetId, selector_text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[SourceRange]]:
    """
    Given a CSS selector text and a style sheet ID, getLocationForSelector
    returns an array of locations of the CSS selector in the style sheet.

    **EXPERIMENTAL**

    :param style_sheet_id:
    :param selector_text:
    :returns:
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["selectorText"] = selector_text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getLocationForSelector",
        "params": params,
    }
    json = yield cmd_dict
    return [SourceRange.from_json(i) for i in json["ranges"]]

get_longhand_properties(shorthand_name, value)

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
shorthand_name	str		required
value	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[CSSProperty]]

Source code in zendriver/cdp/css.py

def get_longhand_properties(
    shorthand_name: str, value: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[CSSProperty]]:
    """


    **EXPERIMENTAL**

    :param shorthand_name:
    :param value:
    :returns:
    """
    params: T_JSON_DICT = dict()
    params["shorthandName"] = shorthand_name
    params["value"] = value
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getLonghandProperties",
        "params": params,
    }
    json = yield cmd_dict
    return [CSSProperty.from_json(i) for i in json["longhandProperties"]]

get_matched_styles_for_node(node_id)

Returns requested styles for a DOM node identified by nodeId.

Parameters:

Name	Type	Description	Default
node_id	NodeId		required

Returns:

Type

Description

Generator[T_JSON_DICT, T_JSON_DICT, Tuple[Optional[CSSStyle], Optional[CSSStyle], Optional[List[RuleMatch]], Optional[List[PseudoElementMatches]], Optional[List[InheritedStyleEntry]], Optional[List[InheritedPseudoElementMatches]], Optional[List[CSSKeyframesRule]], Optional[List[CSSPositionTryRule]], Optional[int], Optional[List[CSSPropertyRule]], Optional[List[CSSPropertyRegistration]], Optional[List[CSSAtRule]], Optional[NodeId], Optional[List[CSSFunctionRule]]]]

A tuple with the following items: 0. inlineStyle - (Optional) Inline style for the specified DOM node. 1. attributesStyle - (Optional) Attribute-defined element style (e.g. resulting from "width=20 height=100%"). 2. matchedCSSRules - (Optional) CSS rules matching this node, from all applicable stylesheets. 3. pseudoElements - (Optional) Pseudo style matches for this node. 4. inherited - (Optional) A chain of inherited styles (from the immediate node parent up to the DOM tree root). 5. inheritedPseudoElements - (Optional) A chain of inherited pseudo element styles (from the immediate node parent up to the DOM tree root). 6. cssKeyframesRules - (Optional) A list of CSS keyframed animations matching this node. 7. cssPositionTryRules - (Optional) A list of CSS @position-try rules matching this node, based on the position-try-fallbacks property. 8. activePositionFallbackIndex - (Optional) Index of the active fallback in the applied position-try-fallback property, will not be set if there is no active position-try fallback. 9. cssPropertyRules - (Optional) A list of CSS at-property rules matching this node. 10. cssPropertyRegistrations - (Optional) A list of CSS property registrations matching this node. 11. cssAtRules - (Optional) A list of simple @rules matching this node or its pseudo-elements. 12. parentLayoutNodeId - (Optional) Id of the first parent element that does not have display: contents. 13. cssFunctionRules - (Optional) A list of CSS at-function rules referenced by styles of this node.

Source code in zendriver/cdp/css.py

def get_matched_styles_for_node(
    node_id: dom.NodeId,
) -> typing.Generator[
    T_JSON_DICT,
    T_JSON_DICT,
    typing.Tuple[
        typing.Optional[CSSStyle],
        typing.Optional[CSSStyle],
        typing.Optional[typing.List[RuleMatch]],
        typing.Optional[typing.List[PseudoElementMatches]],
        typing.Optional[typing.List[InheritedStyleEntry]],
        typing.Optional[typing.List[InheritedPseudoElementMatches]],
        typing.Optional[typing.List[CSSKeyframesRule]],
        typing.Optional[typing.List[CSSPositionTryRule]],
        typing.Optional[int],
        typing.Optional[typing.List[CSSPropertyRule]],
        typing.Optional[typing.List[CSSPropertyRegistration]],
        typing.Optional[typing.List[CSSAtRule]],
        typing.Optional[dom.NodeId],
        typing.Optional[typing.List[CSSFunctionRule]],
    ],
]:
    """
    Returns requested styles for a DOM node identified by ``nodeId``.

    :param node_id:
    :returns: A tuple with the following items:

        0. **inlineStyle** - *(Optional)* Inline style for the specified DOM node.
        1. **attributesStyle** - *(Optional)* Attribute-defined element style (e.g. resulting from "width=20 height=100%").
        2. **matchedCSSRules** - *(Optional)* CSS rules matching this node, from all applicable stylesheets.
        3. **pseudoElements** - *(Optional)* Pseudo style matches for this node.
        4. **inherited** - *(Optional)* A chain of inherited styles (from the immediate node parent up to the DOM tree root).
        5. **inheritedPseudoElements** - *(Optional)* A chain of inherited pseudo element styles (from the immediate node parent up to the DOM tree root).
        6. **cssKeyframesRules** - *(Optional)* A list of CSS keyframed animations matching this node.
        7. **cssPositionTryRules** - *(Optional)* A list of CSS @position-try rules matching this node, based on the position-try-fallbacks property.
        8. **activePositionFallbackIndex** - *(Optional)* Index of the active fallback in the applied position-try-fallback property, will not be set if there is no active position-try fallback.
        9. **cssPropertyRules** - *(Optional)* A list of CSS at-property rules matching this node.
        10. **cssPropertyRegistrations** - *(Optional)* A list of CSS property registrations matching this node.
        11. **cssAtRules** - *(Optional)* A list of simple @rules matching this node or its pseudo-elements.
        12. **parentLayoutNodeId** - *(Optional)* Id of the first parent element that does not have display: contents.
        13. **cssFunctionRules** - *(Optional)* A list of CSS at-function rules referenced by styles of this node.
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getMatchedStylesForNode",
        "params": params,
    }
    json = yield cmd_dict
    return (
        CSSStyle.from_json(json["inlineStyle"])
        if json.get("inlineStyle", None) is not None
        else None,
        CSSStyle.from_json(json["attributesStyle"])
        if json.get("attributesStyle", None) is not None
        else None,
        [RuleMatch.from_json(i) for i in json["matchedCSSRules"]]
        if json.get("matchedCSSRules", None) is not None
        else None,
        [PseudoElementMatches.from_json(i) for i in json["pseudoElements"]]
        if json.get("pseudoElements", None) is not None
        else None,
        [InheritedStyleEntry.from_json(i) for i in json["inherited"]]
        if json.get("inherited", None) is not None
        else None,
        [
            InheritedPseudoElementMatches.from_json(i)
            for i in json["inheritedPseudoElements"]
        ]
        if json.get("inheritedPseudoElements", None) is not None
        else None,
        [CSSKeyframesRule.from_json(i) for i in json["cssKeyframesRules"]]
        if json.get("cssKeyframesRules", None) is not None
        else None,
        [CSSPositionTryRule.from_json(i) for i in json["cssPositionTryRules"]]
        if json.get("cssPositionTryRules", None) is not None
        else None,
        int(json["activePositionFallbackIndex"])
        if json.get("activePositionFallbackIndex", None) is not None
        else None,
        [CSSPropertyRule.from_json(i) for i in json["cssPropertyRules"]]
        if json.get("cssPropertyRules", None) is not None
        else None,
        [CSSPropertyRegistration.from_json(i) for i in json["cssPropertyRegistrations"]]
        if json.get("cssPropertyRegistrations", None) is not None
        else None,
        [CSSAtRule.from_json(i) for i in json["cssAtRules"]]
        if json.get("cssAtRules", None) is not None
        else None,
        dom.NodeId.from_json(json["parentLayoutNodeId"])
        if json.get("parentLayoutNodeId", None) is not None
        else None,
        [CSSFunctionRule.from_json(i) for i in json["cssFunctionRules"]]
        if json.get("cssFunctionRules", None) is not None
        else None,
    )

get_media_queries()

Returns all media queries parsed by the rendering engine.

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[CSSMedia]]

Source code in zendriver/cdp/css.py

def get_media_queries() -> (
    typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[CSSMedia]]
):
    """
    Returns all media queries parsed by the rendering engine.

    :returns:
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getMediaQueries",
    }
    json = yield cmd_dict
    return [CSSMedia.from_json(i) for i in json["medias"]]

get_platform_fonts_for_node(node_id)

Requests information about platform fonts which we used to render child TextNodes in the given node.

Parameters:

Name	Type	Description	Default
node_id	NodeId		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[PlatformFontUsage]]	Usage statistics for every employed platform font.

Source code in zendriver/cdp/css.py

def get_platform_fonts_for_node(
    node_id: dom.NodeId,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[PlatformFontUsage]]:
    """
    Requests information about platform fonts which we used to render child TextNodes in the given
    node.

    :param node_id:
    :returns: Usage statistics for every employed platform font.
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getPlatformFontsForNode",
        "params": params,
    }
    json = yield cmd_dict
    return [PlatformFontUsage.from_json(i) for i in json["fonts"]]

get_style_sheet_text(style_sheet_id)

Returns the current textual content for a stylesheet.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, str]	The stylesheet text.

Source code in zendriver/cdp/css.py

def get_style_sheet_text(
    style_sheet_id: dom.StyleSheetId,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, str]:
    """
    Returns the current textual content for a stylesheet.

    :param style_sheet_id:
    :returns: The stylesheet text.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.getStyleSheetText",
        "params": params,
    }
    json = yield cmd_dict
    return str(json["text"])

resolve_values(values, node_id, property_name=None, pseudo_type=None, pseudo_identifier=None)

Resolve the specified values in the context of the provided element. For example, a value of '1em' is evaluated according to the computed 'font-size' of the element and a value 'calc(1px + 2px)' will be resolved to '3px'. If the propertyName was specified the values are resolved as if they were property's declaration. If a value cannot be parsed according to the provided property syntax, the value is parsed using combined syntax as if null propertyName was provided. If the value cannot be resolved even then, return the provided value without any changes. Note: this function currently does not resolve CSS random() function, it returns unmodified random() function parts.`

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
values	List[str]	Cascade-dependent keywords (revert/revert-layer) do not work.	required
node_id	NodeId	Id of the node in whose context the expression is evaluated	required
property_name	Optional[str]	(Optional) Only longhands and custom property names are accepted.	None
pseudo_type	Optional[PseudoType]	(Optional) Pseudo element type, only works for pseudo elements that generate elements in the tree, such as ::before and ::after.	None
pseudo_identifier	Optional[str]	(Optional) Pseudo element custom ident.	None

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[str]]

Source code in zendriver/cdp/css.py

def resolve_values(
    values: typing.List[str],
    node_id: dom.NodeId,
    property_name: typing.Optional[str] = None,
    pseudo_type: typing.Optional[dom.PseudoType] = None,
    pseudo_identifier: typing.Optional[str] = None,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[str]]:
    """
    Resolve the specified values in the context of the provided element.
    For example, a value of '1em' is evaluated according to the computed
    'font-size' of the element and a value 'calc(1px + 2px)' will be
    resolved to '3px'.
    If the ``propertyName`` was specified the ``values`` are resolved as if
    they were property's declaration. If a value cannot be parsed according
    to the provided property syntax, the value is parsed using combined
    syntax as if null ``propertyName`` was provided. If the value cannot be
    resolved even then, return the provided value without any changes.
    Note: this function currently does not resolve CSS random() function,
    it returns unmodified random() function parts.`

    **EXPERIMENTAL**

    :param values: Cascade-dependent keywords (revert/revert-layer) do not work.
    :param node_id: Id of the node in whose context the expression is evaluated
    :param property_name: *(Optional)* Only longhands and custom property names are accepted.
    :param pseudo_type: *(Optional)* Pseudo element type, only works for pseudo elements that generate elements in the tree, such as ::before and ::after.
    :param pseudo_identifier: *(Optional)* Pseudo element custom ident.
    :returns:
    """
    params: T_JSON_DICT = dict()
    params["values"] = [i for i in values]
    params["nodeId"] = node_id.to_json()
    if property_name is not None:
        params["propertyName"] = property_name
    if pseudo_type is not None:
        params["pseudoType"] = pseudo_type.to_json()
    if pseudo_identifier is not None:
        params["pseudoIdentifier"] = pseudo_identifier
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.resolveValues",
        "params": params,
    }
    json = yield cmd_dict
    return [str(i) for i in json["results"]]

set_container_query_text(style_sheet_id, range_, text)

Modifies the expression of a container query.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, CSSContainerQuery]	The resulting CSS container query rule after modification.

Source code in zendriver/cdp/css.py

def set_container_query_text(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, CSSContainerQuery]:
    """
    Modifies the expression of a container query.

    **EXPERIMENTAL**

    :param style_sheet_id:
    :param range_:
    :param text:
    :returns: The resulting CSS container query rule after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["text"] = text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setContainerQueryText",
        "params": params,
    }
    json = yield cmd_dict
    return CSSContainerQuery.from_json(json["containerQuery"])

set_effective_property_value_for_node(node_id, property_name, value)

Find a rule with the given active property for the given node and set the new value for this property

Parameters:

Name	Type	Description	Default
node_id	NodeId	The element id for which to set property.	required
property_name	str		required
value	str		required

Source code in zendriver/cdp/css.py

def set_effective_property_value_for_node(
    node_id: dom.NodeId, property_name: str, value: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Find a rule with the given active property for the given node and set the new value for this
    property

    :param node_id: The element id for which to set property.
    :param property_name:
    :param value:
    """
    params: T_JSON_DICT = dict()
    params["nodeId"] = node_id.to_json()
    params["propertyName"] = property_name
    params["value"] = value
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setEffectivePropertyValueForNode",
        "params": params,
    }
    json = yield cmd_dict

set_keyframe_key(style_sheet_id, range_, key_text)

Modifies the keyframe rule key text.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
key_text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, Value]	The resulting key text after modification.

Source code in zendriver/cdp/css.py

def set_keyframe_key(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, key_text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, Value]:
    """
    Modifies the keyframe rule key text.

    :param style_sheet_id:
    :param range_:
    :param key_text:
    :returns: The resulting key text after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["keyText"] = key_text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setKeyframeKey",
        "params": params,
    }
    json = yield cmd_dict
    return Value.from_json(json["keyText"])

set_local_fonts_enabled(enabled)

Enables/disables rendering of local CSS fonts (enabled by default).

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
enabled	bool	Whether rendering of local fonts is enabled.	required

Source code in zendriver/cdp/css.py

def set_local_fonts_enabled(
    enabled: bool,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Enables/disables rendering of local CSS fonts (enabled by default).

    **EXPERIMENTAL**

    :param enabled: Whether rendering of local fonts is enabled.
    """
    params: T_JSON_DICT = dict()
    params["enabled"] = enabled
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setLocalFontsEnabled",
        "params": params,
    }
    json = yield cmd_dict

set_media_text(style_sheet_id, range_, text)

Modifies the rule selector.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, CSSMedia]	The resulting CSS media rule after modification.

Source code in zendriver/cdp/css.py

def set_media_text(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, CSSMedia]:
    """
    Modifies the rule selector.

    :param style_sheet_id:
    :param range_:
    :param text:
    :returns: The resulting CSS media rule after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["text"] = text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setMediaText",
        "params": params,
    }
    json = yield cmd_dict
    return CSSMedia.from_json(json["media"])

set_navigation_text(style_sheet_id, range_, text)

Modifies the expression of a navigation at-rule.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, CSSNavigation]	The resulting CSS Navigation rule after modification.

Source code in zendriver/cdp/css.py

def set_navigation_text(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, CSSNavigation]:
    """
    Modifies the expression of a navigation at-rule.

    **EXPERIMENTAL**

    :param style_sheet_id:
    :param range_:
    :param text:
    :returns: The resulting CSS Navigation rule after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["text"] = text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setNavigationText",
        "params": params,
    }
    json = yield cmd_dict
    return CSSNavigation.from_json(json["navigation"])

set_property_rule_property_name(style_sheet_id, range_, property_name)

Modifies the property rule property name.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
property_name	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, Value]	The resulting key text after modification.

Source code in zendriver/cdp/css.py

def set_property_rule_property_name(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, property_name: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, Value]:
    """
    Modifies the property rule property name.

    :param style_sheet_id:
    :param range_:
    :param property_name:
    :returns: The resulting key text after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["propertyName"] = property_name
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setPropertyRulePropertyName",
        "params": params,
    }
    json = yield cmd_dict
    return Value.from_json(json["propertyName"])

set_rule_selector(style_sheet_id, range_, selector)

Modifies the rule selector.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
selector	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, SelectorList]	The resulting selector list after modification.

Source code in zendriver/cdp/css.py

def set_rule_selector(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, selector: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, SelectorList]:
    """
    Modifies the rule selector.

    :param style_sheet_id:
    :param range_:
    :param selector:
    :returns: The resulting selector list after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["selector"] = selector
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setRuleSelector",
        "params": params,
    }
    json = yield cmd_dict
    return SelectorList.from_json(json["selectorList"])

set_scope_text(style_sheet_id, range_, text)

Modifies the expression of a scope at-rule.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, CSSScope]	The resulting CSS Scope rule after modification.

Source code in zendriver/cdp/css.py

def set_scope_text(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, CSSScope]:
    """
    Modifies the expression of a scope at-rule.

    **EXPERIMENTAL**

    :param style_sheet_id:
    :param range_:
    :param text:
    :returns: The resulting CSS Scope rule after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["text"] = text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setScopeText",
        "params": params,
    }
    json = yield cmd_dict
    return CSSScope.from_json(json["scope"])

set_style_sheet_text(style_sheet_id, text)

Sets the new stylesheet text.

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, Optional[str]]	(Optional) URL of source map associated with script (if any).

Source code in zendriver/cdp/css.py

def set_style_sheet_text(
    style_sheet_id: dom.StyleSheetId, text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.Optional[str]]:
    """
    Sets the new stylesheet text.

    :param style_sheet_id:
    :param text:
    :returns: *(Optional)* URL of source map associated with script (if any).
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["text"] = text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setStyleSheetText",
        "params": params,
    }
    json = yield cmd_dict
    return (
        str(json["sourceMapURL"])
        if json.get("sourceMapURL", None) is not None
        else None
    )

set_style_texts(edits, node_for_property_syntax_validation=None)

Applies specified style edits one after another in the given order.

Parameters:

Name	Type	Description	Default
edits	List[StyleDeclarationEdit]		required
node_for_property_syntax_validation	Optional[NodeId]	(EXPERIMENTAL) (Optional) NodeId for the DOM node in whose context custom property declarations for registered properties should be validated. If omitted, declarations in the new rule text can only be validated statically, which may produce incorrect results if the declaration contains a var() for example.	None

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[CSSStyle]]	The resulting styles after modification.

Source code in zendriver/cdp/css.py

def set_style_texts(
    edits: typing.List[StyleDeclarationEdit],
    node_for_property_syntax_validation: typing.Optional[dom.NodeId] = None,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[CSSStyle]]:
    """
    Applies specified style edits one after another in the given order.

    :param edits:
    :param node_for_property_syntax_validation: **(EXPERIMENTAL)** *(Optional)* NodeId for the DOM node in whose context custom property declarations for registered properties should be validated. If omitted, declarations in the new rule text can only be validated statically, which may produce incorrect results if the declaration contains a var() for example.
    :returns: The resulting styles after modification.
    """
    params: T_JSON_DICT = dict()
    params["edits"] = [i.to_json() for i in edits]
    if node_for_property_syntax_validation is not None:
        params["nodeForPropertySyntaxValidation"] = (
            node_for_property_syntax_validation.to_json()
        )
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setStyleTexts",
        "params": params,
    }
    json = yield cmd_dict
    return [CSSStyle.from_json(i) for i in json["styles"]]

set_supports_text(style_sheet_id, range_, text)

Modifies the expression of a supports at-rule.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
style_sheet_id	StyleSheetId		required
range_	SourceRange		required
text	str		required

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, CSSSupports]	The resulting CSS Supports rule after modification.

Source code in zendriver/cdp/css.py

def set_supports_text(
    style_sheet_id: dom.StyleSheetId, range_: SourceRange, text: str
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, CSSSupports]:
    """
    Modifies the expression of a supports at-rule.

    **EXPERIMENTAL**

    :param style_sheet_id:
    :param range_:
    :param text:
    :returns: The resulting CSS Supports rule after modification.
    """
    params: T_JSON_DICT = dict()
    params["styleSheetId"] = style_sheet_id.to_json()
    params["range"] = range_.to_json()
    params["text"] = text
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.setSupportsText",
        "params": params,
    }
    json = yield cmd_dict
    return CSSSupports.from_json(json["supports"])

start_rule_usage_tracking()

Enables the selector recording.

Source code in zendriver/cdp/css.py

def start_rule_usage_tracking() -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Enables the selector recording.
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.startRuleUsageTracking",
    }
    json = yield cmd_dict

stop_rule_usage_tracking()

Stop tracking rule usage and return the list of rules that were used since last call to takeCoverageDelta (or since start of coverage instrumentation).

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[RuleUsage]]

Source code in zendriver/cdp/css.py

def stop_rule_usage_tracking() -> (
    typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[RuleUsage]]
):
    """
    Stop tracking rule usage and return the list of rules that were used since last call to
    ``takeCoverageDelta`` (or since start of coverage instrumentation).

    :returns:
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.stopRuleUsageTracking",
    }
    json = yield cmd_dict
    return [RuleUsage.from_json(i) for i in json["ruleUsage"]]

take_computed_style_updates()

Polls the next batch of computed style updates.

EXPERIMENTAL

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, List[NodeId]]	The list of node Ids that have their tracked computed styles updated.

Source code in zendriver/cdp/css.py

def take_computed_style_updates() -> (
    typing.Generator[T_JSON_DICT, T_JSON_DICT, typing.List[dom.NodeId]]
):
    """
    Polls the next batch of computed style updates.

    **EXPERIMENTAL**

    :returns: The list of node Ids that have their tracked computed styles updated.
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.takeComputedStyleUpdates",
    }
    json = yield cmd_dict
    return [dom.NodeId.from_json(i) for i in json["nodeIds"]]

take_coverage_delta()

Obtain list of rules that became used since last call to this method (or since start of coverage instrumentation).

Returns:

Type	Description
Generator[T_JSON_DICT, T_JSON_DICT, Tuple[List[RuleUsage], float]]	A tuple with the following items: 0. coverage - 1. timestamp - Monotonically increasing time, in seconds.

Source code in zendriver/cdp/css.py

def take_coverage_delta() -> (
    typing.Generator[
        T_JSON_DICT, T_JSON_DICT, typing.Tuple[typing.List[RuleUsage], float]
    ]
):
    """
    Obtain list of rules that became used since last call to this method (or since start of coverage
    instrumentation).

    :returns: A tuple with the following items:

        0. **coverage** -
        1. **timestamp** - Monotonically increasing time, in seconds.
    """
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.takeCoverageDelta",
    }
    json = yield cmd_dict
    return (
        [RuleUsage.from_json(i) for i in json["coverage"]],
        float(json["timestamp"]),
    )

track_computed_style_updates(properties_to_track)

Starts tracking the given computed styles for updates. The specified array of properties replaces the one previously specified. Pass empty array to disable tracking. Use takeComputedStyleUpdates to retrieve the list of nodes that had properties modified. The changes to computed style properties are only tracked for nodes pushed to the front-end by the DOM agent. If no changes to the tracked properties occur after the node has been pushed to the front-end, no updates will be issued for the node.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
properties_to_track	List[CSSComputedStyleProperty]		required

Source code in zendriver/cdp/css.py

def track_computed_style_updates(
    properties_to_track: typing.List[CSSComputedStyleProperty],
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Starts tracking the given computed styles for updates. The specified array of properties
    replaces the one previously specified. Pass empty array to disable tracking.
    Use takeComputedStyleUpdates to retrieve the list of nodes that had properties modified.
    The changes to computed style properties are only tracked for nodes pushed to the front-end
    by the DOM agent. If no changes to the tracked properties occur after the node has been pushed
    to the front-end, no updates will be issued for the node.

    **EXPERIMENTAL**

    :param properties_to_track:
    """
    params: T_JSON_DICT = dict()
    params["propertiesToTrack"] = [i.to_json() for i in properties_to_track]
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.trackComputedStyleUpdates",
        "params": params,
    }
    json = yield cmd_dict

track_computed_style_updates_for_node(node_id=None)

Starts tracking the given node for the computed style updates and whenever the computed style is updated for node, it queues a computedStyleUpdated event with throttling. There can only be 1 node tracked for computed style updates so passing a new node id removes tracking from the previous node. Pass undefined to disable tracking.

EXPERIMENTAL

Parameters:

Name	Type	Description	Default
node_id	Optional[NodeId]	(Optional)	None

Source code in zendriver/cdp/css.py

def track_computed_style_updates_for_node(
    node_id: typing.Optional[dom.NodeId] = None,
) -> typing.Generator[T_JSON_DICT, T_JSON_DICT, None]:
    """
    Starts tracking the given node for the computed style updates
    and whenever the computed style is updated for node, it queues
    a ``computedStyleUpdated`` event with throttling.
    There can only be 1 node tracked for computed style updates
    so passing a new node id removes tracking from the previous node.
    Pass ``undefined`` to disable tracking.

    **EXPERIMENTAL**

    :param node_id: *(Optional)*
    """
    params: T_JSON_DICT = dict()
    if node_id is not None:
        params["nodeId"] = node_id.to_json()
    cmd_dict: T_JSON_DICT = {
        "method": "CSS.trackComputedStyleUpdatesForNode",
        "params": params,
    }
    json = yield cmd_dict