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LibGUI: Add virtual handlers for WindowEntered and WindowLeft events

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These can be useful if an application wants to react to the cursor
entering the window at any point, rather than just on a widget.
This commit is contained in:
sin-ack 2021-07-25 21:07:55 +00:00 • committed by Ali Mohammad Pur
parent 6162e78c7f
commit 444ed56521
2 changed files with 24 additions and 3 deletions
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21
Userland/Libraries/LibGUI/Window.cpp
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@ -572,10 +572,24 @@ void Window::handle_drag_move_event(DragEvent& event)
}
}
void Window::handle_left_event()
void Window::enter_event(Core::Event&)
{
}
void Window::leave_event(Core::Event&)
{
}
void Window::handle_entered_event(Core::Event& event)
{
enter_event(event);
}
void Window::handle_left_event(Core::Event& event)
{
set_hovered_widget(nullptr);
Application::the()->set_drag_hovered_widget({}, nullptr);
leave_event(event);
}
void Window::event(Core::Event& event)
@ -605,8 +619,11 @@ void Window::event(Core::Event& event)
if (event.type() == Event::WindowCloseRequest)
return handle_close_request();
if (event.type() == Event::WindowEntered)
return handle_entered_event(event);
if (event.type() == Event::WindowLeft)
return handle_left_event();
return handle_left_event(event);
if (event.type() == Event::Resize)
return handle_resize_event(static_cast<ResizeEvent&>(event));