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Dispatch touch events and perform default touch actions.

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This is currently limited to simple single-touch actions. It does not include
momentum scrolling or pinch zooming.
This commit is contained in:
Matt Brubeck 2015-08-14 07:24:50 -07:00
parent 4ed15a8853
commit fe7460f34d
9 changed files with 276 additions and 15 deletions
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9
components/compositing/compositor_task.rs
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@ -10,7 +10,7 @@ use headless;
use ipc_channel::ipc::{IpcReceiver, IpcSender};
use layers::layers::{BufferRequest, LayerBufferSet};
use layers::platform::surface::{NativeDisplay, NativeSurface};
use msg::compositor_msg::{Epoch, FrameTreeId, LayerId, LayerProperties};
use msg::compositor_msg::{Epoch, EventResult, FrameTreeId, LayerId, LayerProperties};
use msg::compositor_msg::{PaintListener, ScriptToCompositorMsg};
use msg::constellation_msg::{AnimationState, ConstellationChan, PipelineId};
use msg::constellation_msg::{Image, Key, KeyModifiers, KeyState};
@ -94,6 +94,10 @@ pub fn run_script_listener_thread(compositor_proxy: Box<CompositorProxy + 'stati
ScriptToCompositorMsg::SendKeyEvent(key, key_state, key_modifiers) => {
compositor_proxy.send(Msg::KeyEvent(key, key_state, key_modifiers))
}
ScriptToCompositorMsg::TouchEventProcessed(result) => {
compositor_proxy.send(Msg::TouchEventProcessed(result))
}
}
}
}
@ -189,6 +193,8 @@ pub enum Msg {
RecompositeAfterScroll,
/// Sends an unconsumed key event back to the compositor.
KeyEvent(Key, KeyState, KeyModifiers),
/// Script has handled a touch event, and either prevented or allowed default actions.
TouchEventProcessed(EventResult),
/// Changes the cursor.
SetCursor(Cursor),
/// Composite to a PNG file and return the Image over a passed channel.
@ -238,6 +244,7 @@ impl Debug for Msg {
Msg::ScrollTimeout(..) => write!(f, "ScrollTimeout"),
Msg::RecompositeAfterScroll => write!(f, "RecompositeAfterScroll"),
Msg::KeyEvent(..) => write!(f, "KeyEvent"),
Msg::TouchEventProcessed(..) => write!(f, "TouchEventProcessed"),
Msg::SetCursor(..) => write!(f, "SetCursor"),
Msg::CreatePng(..) => write!(f, "CreatePng"),
Msg::PaintTaskExited(..) => write!(f, "PaintTaskExited"),