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Add layout RPC query for getting an element's style

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This enables us to implement Element::has_css_layout_box() in a more
direct way, and also enables us to remove some of the existing more
specific queries.

Fixes #19811.
This commit is contained in:
Jon Leighton 2018-01-27 21:30:24 +01:00
parent c9ba16f9fb
commit fe583fc5d0
10 changed files with 88 additions and 136 deletions
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11
components/script/devtools.rs
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@ -154,12 +154,13 @@ pub fn handle_get_layout(documents: &Documents,
}
fn determine_auto_margins(window: &Window, node: &Node) -> AutoMargins {
let margin = window.margin_style_query(node.to_trusted_node_address());
let style = window.style_query(node.to_trusted_node_address()).unwrap();
let margin = style.get_margin();
AutoMargins {
top: margin.top == margin_top::computed_value::T::Auto,
right: margin.right == margin_right::computed_value::T::Auto,
bottom: margin.bottom == margin_bottom::computed_value::T::Auto,
left: margin.left == margin_left::computed_value::T::Auto,
top: margin.margin_top == margin_top::computed_value::T::Auto,
right: margin.margin_right == margin_right::computed_value::T::Auto,
bottom: margin.margin_bottom == margin_bottom::computed_value::T::Auto,
left: margin.margin_left == margin_left::computed_value::T::Auto,
}
}