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Code Issues Activity Actions

Make buttons unpress when the cursor leaves the button rect.

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Implement this functionality by adding global cursor tracking.
It's currently only possible for one GWidget per GWindow to track the cursor.
This commit is contained in:
Andreas Kling 2019-01-27 08:48:34 +01:00
parent 15fad649ea
commit 069d21ed7f
15 changed files with 105 additions and 7 deletions
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15
LibGUI/GWindow.cpp
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@ -72,6 +72,13 @@ void GWindow::set_rect(const Rect& a_rect)
void GWindow::event(GEvent& event)
{
if (event.is_mouse_event()) {
if (m_global_cursor_tracking_widget) {
// FIXME: This won't work for widgets-within-widgets.
auto& mouse_event = static_cast<GMouseEvent&>(event);
Point local_point { mouse_event.x() - m_global_cursor_tracking_widget->relative_rect().x(), mouse_event.y() - m_global_cursor_tracking_widget->relative_rect().y() };
auto local_event = make<GMouseEvent>(event.type(), local_point, mouse_event.buttons(), mouse_event.button());
m_global_cursor_tracking_widget->event(*local_event);
}
if (!m_main_widget)
return;
auto& mouse_event = static_cast<GMouseEvent&>(event);
@ -158,3 +165,11 @@ void GWindow::set_focused_widget(GWidget* widget)
m_focused_widget->update();
}
}
void GWindow::set_global_cursor_tracking_widget(GWidget* widget)
{
if (widget == m_global_cursor_tracking_widget.ptr())
return;
m_global_cursor_tracking_widget = widget ? widget->makeWeakPtr() : nullptr;
gui_set_global_cursor_tracking_enabled(m_window_id, widget != nullptr);
}