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Split ConstellationMsg into ScriptMsg and CompositorMsg

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This commit is contained in:
Keith Yeung 2015-11-14 16:01:34 -08:00
parent afe03870ce
commit 19294db6e5
29 changed files with 259 additions and 210 deletions
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106
components/msg/constellation_msg.rs
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@ -25,16 +25,21 @@ use util::geometry::{PagePx, ViewportPx};
use util::mem::HeapSizeOf;
use webdriver_msg::{LoadStatus, WebDriverScriptCommand};
#[derive(Clone)]
pub struct ConstellationChan(pub Sender<Msg>);
pub struct ConstellationChan<T>(pub Sender<T>);
impl ConstellationChan {
pub fn new() -> (Receiver<Msg>, ConstellationChan) {
impl<T> ConstellationChan<T> {
pub fn new() -> (Receiver<T>, ConstellationChan<T>) {
let (chan, port) = channel();
(port, ConstellationChan(chan))
}
}
impl<T> Clone for ConstellationChan<T> {
fn clone(&self) -> ConstellationChan<T> {
ConstellationChan(self.0.clone())
}
}
#[derive(PartialEq, Eq, Copy, Clone, Debug, Deserialize, Serialize)]
pub enum IFrameSandboxState {
IFrameSandboxed,
@ -229,57 +234,38 @@ pub struct IframeLoadInfo {
pub sandbox: IFrameSandboxState,
}
/// Messages from the compositor and script to the constellation.
/// Messages from the compositor to the constellation.
#[derive(Deserialize, Serialize)]
pub enum Msg {
pub enum CompositorMsg {
Exit,
Failure(Failure),
InitLoadUrl(Url),
LoadComplete(PipelineId),
/// Dispatched after the DOM load event has fired on a document
DOMLoad(PipelineId),
FrameSize(PipelineId, Size2D<f32>),
LoadUrl(PipelineId, LoadData),
ScriptLoadedURLInIFrame(IframeLoadInfo),
Navigate(Option<(PipelineId, SubpageId)>, NavigationDirection),
PainterReady(PipelineId),
ResizedWindow(WindowSizeData),
KeyEvent(Key, KeyState, KeyModifiers),
/// Requests that the constellation inform the compositor of the title of the pipeline
/// immediately.
GetPipelineTitle(PipelineId),
/// Requests that the constellation inform the compositor of the a cursor change.
SetCursor(Cursor),
/// Dispatch a mozbrowser event to a given iframe. Only available in experimental mode.
MozBrowserEvent(PipelineId, SubpageId, MozBrowserEvent),
/// Indicates whether this pipeline is currently running animations.
ChangeRunningAnimationsState(PipelineId, AnimationState),
/// Requests that the constellation instruct layout to begin a new tick of the animation.
TickAnimation(PipelineId),
/// Request that the constellation send the current pipeline id for the provided frame
/// id, or for the root frame if this is None, over a provided channel
GetPipeline(Option<FrameId>, IpcSender<Option<PipelineId>>),
/// Request that the constellation send the FrameId corresponding to the document
/// with the provided pipeline id
GetFrame(PipelineId, IpcSender<Option<FrameId>>),
/// Notifies the constellation that this frame has received focus.
Focus(PipelineId),
/// Requests that the constellation retrieve the current contents of the clipboard
GetClipboardContents(IpcSender<String>),
/// Requests that the constellation set the contents of the clipboard
SetClipboardContents(String),
/// Dispatch a webdriver command
WebDriverCommand(WebDriverCommandMsg),
/// Notifies the constellation that the viewport has been constrained in some manner
ViewportConstrained(PipelineId, ViewportConstraints),
/// Request that the constellation send the current pipeline id for the provided frame
/// id, or for the root frame if this is None, over a provided channel
GetPipeline(Option<FrameId>, IpcSender<Option<PipelineId>>),
/// Requests that the constellation inform the compositor of the title of the pipeline
/// immediately.
GetPipelineTitle(PipelineId),
InitLoadUrl(Url),
/// Query the constellation to see if the current compositor output is stable
IsReadyToSaveImage(HashMap<PipelineId, Epoch>),
/// Notification that this iframe should be removed.
RemoveIFrame(PipelineId),
/// Favicon detected
NewFavicon(Url),
/// <head> tag finished parsing
HeadParsed,
KeyEvent(Key, KeyState, KeyModifiers),
LoadUrl(PipelineId, LoadData),
Navigate(Option<(PipelineId, SubpageId)>, NavigationDirection),
ResizedWindow(WindowSizeData),
/// Requests that the constellation instruct layout to begin a new tick of the animation.
TickAnimation(PipelineId),
/// Dispatch a webdriver command
WebDriverCommand(WebDriverCommandMsg),
}
/// Messages from the script to the constellation.
#[derive(Deserialize, Serialize)]
pub enum ScriptMsg {
/// Indicates whether this pipeline is currently running animations.
ChangeRunningAnimationsState(PipelineId, AnimationState),
/// Requests that a new 2D canvas thread be created. (This is done in the constellation because
/// 2D canvases may use the GPU and we don't want to give untrusted content access to the GPU.)
CreateCanvasPaintTask(Size2D<i32>, IpcSender<(IpcSender<CanvasMsg>, usize)>),
@ -288,8 +274,34 @@ pub enum Msg {
CreateWebGLPaintTask(Size2D<i32>,
GLContextAttributes,
IpcSender<Result<(IpcSender<CanvasMsg>, usize), String>>),
/// Dispatched after the DOM load event has fired on a document
DOMLoad(PipelineId),
Failure(Failure),
/// Notifies the constellation that this frame has received focus.
Focus(PipelineId),
/// Requests that the constellation retrieve the current contents of the clipboard
GetClipboardContents(IpcSender<String>),
/// <head> tag finished parsing
HeadParsed,
LoadComplete(PipelineId),
LoadUrl(PipelineId, LoadData),
/// Dispatch a mozbrowser event to a given iframe. Only available in experimental mode.
MozBrowserEvent(PipelineId, SubpageId, MozBrowserEvent),
Navigate(Option<(PipelineId, SubpageId)>, NavigationDirection),
/// Favicon detected
NewFavicon(Url),
/// Status message to be displayed in the chrome, eg. a link URL on mouseover.
NodeStatus(Option<String>),
PainterReady(PipelineId),
/// Notification that this iframe should be removed.
RemoveIFrame(PipelineId),
ScriptLoadedURLInIFrame(IframeLoadInfo),
/// Requests that the constellation set the contents of the clipboard
SetClipboardContents(String),
/// Requests that the constellation inform the compositor of the a cursor change.
SetCursor(Cursor),
/// Notifies the constellation that the viewport has been constrained in some manner
ViewportConstrained(PipelineId, ViewportConstraints),
}
#[derive(Clone, Eq, PartialEq, Deserialize, Serialize, Debug)]