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WindowServer: Make WSButton a Weakable and stop rawly pointing to it.

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We had a crash due to dereferencing a destroyed WSButton after clicking
a window close button. Avoid that problem by using WeakPtr.
This commit is contained in:
Andreas Kling
2019-04-06 21:16:41 +02:00
parent e74f32ae40
commit 0808d5158c
3 changed files with 11 additions and 5 deletions
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7
Servers/WindowServer/WSWindowManager.cpp
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@@ -621,6 +621,11 @@ bool WSWindowManager::process_ongoing_window_resize(const WSMouseEvent& event, W
return true;
}
void WSWindowManager::set_cursor_tracking_button(WSButton* button)
{
m_cursor_tracking_button = button ? button->make_weak_ptr() : nullptr;
}
void WSWindowManager::process_mouse_event(const WSMouseEvent& event, WSWindow*& event_window)
{
event_window = nullptr;
@@ -1117,5 +1122,5 @@ const WSCursor& WSWindowManager::active_cursor() const
void WSWindowManager::set_hovered_button(WSButton* button)
{
m_hovered_button = button;
m_hovered_button = button ? button->make_weak_ptr() : nullptr;
}