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Completed implementation of devtools' getLayout.

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benshu 2015-08-18 15:11:09 +02:00 • committed by Josh Matthews
parent 9ab2da3cd1
commit 0785d91ae4
13 changed files with 225 additions and 42 deletions
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49
components/script/devtools.rs
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@ -2,18 +2,22 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use devtools_traits::{CONSOLE_API, CachedConsoleMessage, CachedConsoleMessageTypes, PAGE_ERROR};
use devtools_traits::TimelineMarkerType;
use devtools_traits::{AutoMargins, CONSOLE_API, CachedConsoleMessage, CachedConsoleMessageTypes};
use devtools_traits::{ComputedNodeLayout, ConsoleAPI, PageError, ScriptToDevtoolsControlMsg};
use devtools_traits::{EvaluateJSReply, Modification, NodeInfo, TimelineMarker, TimelineMarkerType};
use devtools_traits::{EvaluateJSReply, Modification, NodeInfo, PAGE_ERROR, TimelineMarker};
use dom::bindings::codegen::Bindings::CSSStyleDeclarationBinding::CSSStyleDeclarationMethods;
use dom::bindings::codegen::Bindings::DOMRectBinding::DOMRectMethods;
use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
use dom::bindings::codegen::Bindings::ElementBinding::ElementMethods;
use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
use dom::bindings::conversions::{FromJSValConvertible, jsstring_to_str};
use dom::bindings::global::GlobalRef;
use dom::bindings::inheritance::Castable;
use dom::bindings::js::Root;
use dom::element::Element;
use dom::node::Node;
use dom::window::Window;
use ipc_channel::ipc::IpcSender;
use js::jsapi::{ObjectClassName, RootedObject, RootedValue};
use js::jsval::UndefinedValue;
@ -23,6 +27,7 @@ use script_thread::get_page;
use std::ffi::CStr;
use std::rc::Rc;
use std::str;
use style::properties::longhands::{margin_top, margin_right, margin_bottom, margin_left};
use util::str::DOMString;
use uuid::Uuid;
@ -110,15 +115,47 @@ pub fn handle_get_layout(page: &Rc<Page>,
node_id: String,
reply: IpcSender<ComputedNodeLayout>) {
let node = find_node_by_unique_id(&*page, pipeline, node_id);
let elem = node.downcast::<Element>().expect("should be getting layout of element");
let rect = elem.GetBoundingClientRect();
let width = rect.Width() as f32;
let height = rect.Height() as f32;
let window = page.window();
let elem = node.downcast::<Element>().expect("should be getting layout of element");
let computed_style = window.r().GetComputedStyle(elem, None);
reply.send(ComputedNodeLayout {
width: width,
height: height,
})
.unwrap();
display: String::from(computed_style.Display()),
position: String::from(computed_style.Position()),
zIndex: String::from(computed_style.ZIndex()),
boxSizing: String::from(computed_style.BoxSizing()),
autoMargins: determine_auto_margins(&window, &*node),
marginTop: String::from(computed_style.MarginTop()),
marginRight: String::from(computed_style.MarginRight()),
marginBottom: String::from(computed_style.MarginBottom()),
marginLeft: String::from(computed_style.MarginLeft()),
borderTopWidth: String::from(computed_style.BorderTopWidth()),
borderRightWidth: String::from(computed_style.BorderRightWidth()),
borderBottomWidth: String::from(computed_style.BorderBottomWidth()),
borderLeftWidth: String::from(computed_style.BorderLeftWidth()),
paddingTop: String::from(computed_style.PaddingTop()),
paddingRight: String::from(computed_style.PaddingRight()),
paddingBottom: String::from(computed_style.PaddingBottom()),
paddingLeft: String::from(computed_style.PaddingLeft()),
width: width,
height: height,
}).unwrap();
}
fn determine_auto_margins(window: &Window, node: &Node) -> AutoMargins {
let margin = window.margin_style_query(node.to_trusted_node_address());
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,
}
}
pub fn handle_get_cached_messages(_pipeline_id: PipelineId,