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Factor out common forward/back navigation code in HTMLIFrameElementMethods

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This commit is contained in:
David Zbarsky 2015-07-03 23:05:58 -04:00
parent d09881b051
commit c55a06cb64
1 changed files with 23 additions and 36 deletions
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59
components/script/dom/htmliframeelement.rs
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@ -232,6 +232,27 @@ impl HTMLIFrameElement {
}
}
pub fn Navigate(iframe: &HTMLIFrameElement, direction: NavigationDirection) -> Fallible<()> {
if iframe.Mozbrowser() {
let node = NodeCast::from_ref(iframe);
if node.is_in_doc() {
let window = window_from_node(iframe);
let window = window.r();
let pipeline_info = Some((iframe.containing_page_pipeline_id().unwrap(),
iframe.subpage_id().unwrap()));
let ConstellationChan(ref chan) = window.constellation_chan();
let msg = ConstellationMsg::Navigate(pipeline_info, direction);
chan.send(msg).unwrap();
}
Ok(())
} else {
debug!("this frame is not mozbrowser (or experimental_enabled is false)");
Err(NotSupported)
}
}
impl<'a> HTMLIFrameElementMethods for &'a HTMLIFrameElement {
fn Src(self) -> DOMString {
let element = ElementCast::from_ref(self);
@ -308,46 +329,12 @@ impl<'a> HTMLIFrameElementMethods for &'a HTMLIFrameElement {
// https://developer.mozilla.org/en-US/docs/Web/API/HTMLIFrameElement/goBack
fn GoBack(self) -> Fallible<()> {
if self.Mozbrowser() {
let node = NodeCast::from_ref(self);
if node.is_in_doc() {
let window = window_from_node(self);
let window = window.r();
let pipeline_info = Some((self.containing_page_pipeline_id().unwrap(),
self.subpage_id().unwrap()));
let ConstellationChan(ref chan) = window.constellation_chan();
let msg = ConstellationMsg::Navigate(pipeline_info, NavigationDirection::Back);
chan.send(msg).unwrap();
}
Ok(())
} else {
debug!("this frame is not mozbrowser (or experimental_enabled is false)");
Err(NotSupported)
}
Navigate(self, NavigationDirection::Back)
}
// https://developer.mozilla.org/en-US/docs/Web/API/HTMLIFrameElement/goForward
fn GoForward(self) -> Fallible<()> {
if self.Mozbrowser() {
let node = NodeCast::from_ref(self);
if node.is_in_doc() {
let window = window_from_node(self);
let window = window.r();
let pipeline_info = Some((self.containing_page_pipeline_id().unwrap(),
self.subpage_id().unwrap()));
let ConstellationChan(ref chan) = window.constellation_chan();
let msg = ConstellationMsg::Navigate(pipeline_info, NavigationDirection::Forward);
chan.send(msg).unwrap();
}
Ok(())
} else {
debug!("this frame is not mozbrowser (or experimental_enabled is false)");
Err(NotSupported)
}
Navigate(self, NavigationDirection::Forward)
}
// https://developer.mozilla.org/en-US/docs/Web/API/HTMLIFrameElement/reload