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compositing: Implement cursor per CSS3-UI § 8.1.1 in the CEF/Mac port.

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I'm not sure how we want to handle Linux cursors, and GLFW has no
ability to set cursors (short of disabling it and managing it yourself).
This commit is contained in:
Patrick Walton 2014-12-12 07:18:16 -08:00
parent 636641f905
commit 7371e0b8e3
23 changed files with 564 additions and 171 deletions
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6
components/compositing/compositor_task.rs
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@ -21,6 +21,7 @@ use servo_msg::compositor_msg::{Epoch, LayerId, LayerMetadata, ReadyState};
use servo_msg::compositor_msg::{PaintListener, PaintState, ScriptListener, ScrollPolicy};
use servo_msg::constellation_msg::{ConstellationChan, LoadData, PipelineId};
use servo_msg::constellation_msg::{Key, KeyState, KeyModifiers, Pressed};
use servo_util::cursor::Cursor;
use servo_util::memory::MemoryProfilerChan;
use servo_util::time::TimeProfilerChan;
use std::comm::{channel, Sender, Receiver};
@ -213,6 +214,8 @@ pub enum Msg {
ScrollTimeout(u64),
/// Sends an unconsumed key event back to the compositor.
KeyEvent(Key, KeyModifiers),
/// Changes the cursor.
SetCursor(Cursor),
}
impl Show for Msg {
@ -231,11 +234,12 @@ impl Show for Msg {
Msg::ChangePageTitle(..) => write!(f, "ChangePageTitle"),
Msg::ChangePageLoadData(..) => write!(f, "ChangePageLoadData"),
Msg::PaintMsgDiscarded(..) => write!(f, "PaintMsgDiscarded"),
Msg::FrameTreeUpdate(..) => write!(f, "FrameTreeUpdate"),
Msg::SetIds(..) => write!(f, "SetIds"),
Msg::FrameTreeUpdate(..) => write!(f, "FrameTreeUpdateMsg"),
Msg::LoadComplete => write!(f, "LoadComplete"),
Msg::ScrollTimeout(..) => write!(f, "ScrollTimeout"),
Msg::KeyEvent(..) => write!(f, "KeyEvent"),
Msg::SetCursor(..) => write!(f, "SetCursor"),
}
}
}