зеркало из https://github.com/mozilla/gecko-dev.git
servo: Merge #8621 - Add support for getting an element's computed style through WebDriver (from jgraham:webdriver_css); r=jdm
Source-Repo: https://github.com/servo/servo Source-Revision: 585d2d5c8c4e59be20ab9660dab75fc55438e247
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37cb887a5a
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@ -16,6 +16,7 @@ pub enum WebDriverScriptCommand {
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FocusElement(String, IpcSender<Result<(), ()>>),
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GetActiveElement(IpcSender<Option<String>>),
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GetElementAttribute(String, String, IpcSender<Result<Option<String>, ()>>),
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GetElementCSS(String, String, IpcSender<Result<String, ()>>),
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GetElementTagName(String, IpcSender<Result<String, ()>>),
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GetElementText(String, IpcSender<Result<String, ()>>),
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GetFrameId(WebDriverFrameId, IpcSender<Result<Option<PipelineId>, ()>>),
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@ -1108,6 +1108,8 @@ impl ScriptTask {
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webdriver_handlers::handle_get_name(&page, pipeline_id, node_id, reply),
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WebDriverScriptCommand::GetElementAttribute(node_id, name, reply) =>
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webdriver_handlers::handle_get_attribute(&page, pipeline_id, node_id, name, reply),
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WebDriverScriptCommand::GetElementCSS(node_id, name, reply) =>
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webdriver_handlers::handle_get_css(&page, pipeline_id, node_id, name, reply),
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WebDriverScriptCommand::GetElementText(node_id, reply) =>
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webdriver_handlers::handle_get_text(&page, pipeline_id, node_id, reply),
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WebDriverScriptCommand::GetFrameId(frame_id, reply) =>
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@ -2,12 +2,14 @@
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use dom::bindings::codegen::Bindings::CSSStyleDeclarationBinding::CSSStyleDeclarationMethods;
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use dom::bindings::codegen::Bindings::DocumentBinding::DocumentMethods;
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use dom::bindings::codegen::Bindings::ElementBinding::ElementMethods;
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use dom::bindings::codegen::Bindings::HTMLElementBinding::HTMLElementMethods;
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use dom::bindings::codegen::Bindings::HTMLIFrameElementBinding::HTMLIFrameElementMethods;
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use dom::bindings::codegen::Bindings::NodeBinding::NodeMethods;
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use dom::bindings::codegen::Bindings::NodeListBinding::NodeListMethods;
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use dom::bindings::codegen::Bindings::WindowBinding::WindowMethods;
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use dom::bindings::conversions::{FromJSValConvertible, StringificationBehavior};
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use dom::bindings::inheritance::Castable;
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use dom::bindings::js::Root;
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@ -217,6 +219,21 @@ pub fn handle_get_attribute(page: &Rc<Page>,
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}).unwrap();
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}
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pub fn handle_get_css(page: &Rc<Page>,
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pipeline: PipelineId,
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node_id: String,
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name: String,
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reply: IpcSender<Result<String, ()>>) {
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reply.send(match find_node_by_unique_id(&*page, pipeline, node_id) {
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Some(node) => {
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let window = page.window();
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let elem = node.downcast::<Element>().unwrap();
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Ok(String::from(
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window.GetComputedStyle(&elem, None).GetPropertyValue(DOMString::from(name))))
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},
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None => Err(())
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}).unwrap();
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}
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pub fn handle_get_url(page: &Rc<Page>,
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_pipeline: PipelineId,
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@ -539,6 +539,20 @@ impl Handler {
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}
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}
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fn handle_element_css(&self, element: &WebElement, name: &String) -> WebDriverResult<WebDriverResponse> {
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let pipeline_id = try!(self.frame_pipeline());
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let (sender, receiver) = ipc::channel().unwrap();
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let cmd = WebDriverScriptCommand::GetElementCSS(element.id.clone(), name.clone(), sender);
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let cmd_msg = WebDriverCommandMsg::ScriptCommand(pipeline_id, cmd);
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self.constellation_chan.send(ConstellationMsg::WebDriverCommand(cmd_msg)).unwrap();
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match receiver.recv().unwrap() {
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Ok(value) => Ok(WebDriverResponse::Generic(ValueResponse::new(value.to_json()))),
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Err(_) => Err(WebDriverError::new(ErrorStatus::StaleElementReference,
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"Unable to find element in document"))
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}
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}
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fn handle_set_timeouts(&mut self, parameters: &TimeoutsParameters) -> WebDriverResult<WebDriverResponse> {
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//TODO: this conversion is crazy, spec should limit these to u32 and check upstream
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let value = parameters.ms as u32;
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@ -731,6 +745,8 @@ impl WebDriverHandler<ServoExtensionRoute> for Handler {
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WebDriverCommand::GetElementTagName(ref element) => self.handle_element_tag_name(element),
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WebDriverCommand::GetElementAttribute(ref element, ref name) =>
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self.handle_element_attribute(element, name),
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WebDriverCommand::GetCSSValue(ref element, ref name) =>
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self.handle_element_css(element, name),
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WebDriverCommand::ExecuteScript(ref x) => self.handle_execute_script(x),
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WebDriverCommand::ExecuteAsyncScript(ref x) => self.handle_execute_async_script(x),
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WebDriverCommand::ElementSendKeys(ref element, ref keys) =>
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