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compositing: Implement cursor
per CSS3-UI § 8.1.1 in the CEF/Mac port.
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).
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23 changed files with 564 additions and 171 deletions
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@ -21,6 +21,7 @@ use servo_msg::compositor_msg::{Epoch, LayerId, LayerMetadata, ReadyState};
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use servo_msg::compositor_msg::{PaintListener, PaintState, ScriptListener, ScrollPolicy};
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use servo_msg::constellation_msg::{ConstellationChan, LoadData, PipelineId};
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use servo_msg::constellation_msg::{Key, KeyState, KeyModifiers, Pressed};
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use servo_util::cursor::Cursor;
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use servo_util::memory::MemoryProfilerChan;
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use servo_util::time::TimeProfilerChan;
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use std::comm::{channel, Sender, Receiver};
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@ -213,6 +214,8 @@ pub enum Msg {
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ScrollTimeout(u64),
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/// Sends an unconsumed key event back to the compositor.
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KeyEvent(Key, KeyModifiers),
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/// Changes the cursor.
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SetCursor(Cursor),
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}
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impl Show for Msg {
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@ -231,11 +234,12 @@ impl Show for Msg {
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Msg::ChangePageTitle(..) => write!(f, "ChangePageTitle"),
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Msg::ChangePageLoadData(..) => write!(f, "ChangePageLoadData"),
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Msg::PaintMsgDiscarded(..) => write!(f, "PaintMsgDiscarded"),
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Msg::FrameTreeUpdate(..) => write!(f, "FrameTreeUpdate"),
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Msg::SetIds(..) => write!(f, "SetIds"),
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Msg::FrameTreeUpdate(..) => write!(f, "FrameTreeUpdateMsg"),
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Msg::LoadComplete => write!(f, "LoadComplete"),
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Msg::ScrollTimeout(..) => write!(f, "ScrollTimeout"),
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Msg::KeyEvent(..) => write!(f, "KeyEvent"),
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Msg::SetCursor(..) => write!(f, "SetCursor"),
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}
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}
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}
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