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LibGUI: Implement enter/leave events (with WindowServer support.)

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Windows now learn when the mouse cursor leaves or enters them.
Use this to implement GWidget::{enter,leave}_event() and use that
to implement the CoolBar button effect. :^)
This commit is contained in:
Andreas Kling 2019-02-20 10:12:19 +01:00
parent af7eb5c89c
commit bf30502560
14 changed files with 103 additions and 5 deletions
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9
LibGUI/GEventLoop.cpp
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@ -134,6 +134,11 @@ void GEventLoop::handle_window_close_request_event(const WSAPI_ServerMessage&, G
post_event(&window, make<GEvent>(GEvent::WindowCloseRequest));
}
void GEventLoop::handle_window_entered_or_left_event(const WSAPI_ServerMessage& message, GWindow& window)
{
post_event(&window, make<GEvent>(message.type == WSAPI_ServerMessage::Type::WindowEntered ? GEvent::WindowEntered : GEvent::WindowLeft));
}
void GEventLoop::handle_key_event(const WSAPI_ServerMessage& event, GWindow& window)
{
#ifdef GEVENTLOOP_DEBUG
@ -294,6 +299,10 @@ void GEventLoop::wait_for_event()
case WSAPI_ServerMessage::Type::KeyUp:
handle_key_event(event, *window);
break;
case WSAPI_ServerMessage::Type::WindowEntered:
case WSAPI_ServerMessage::Type::WindowLeft:
handle_window_entered_or_left_event(event, *window);
break;
default:
break;
}