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LibGUI: GWindow should only discard the backing store on actual resize.

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This commit is contained in:
Andreas Kling
2019-02-27 18:52:12 +01:00
parent 7c18b86781
commit 6e70ba7d1d
1 changed files with 5 additions and 3 deletions
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8
LibGUI/GWindow.cpp
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@@ -234,10 +234,12 @@ void GWindow::event(GEvent& event)
}
if (event.type() == GEvent::Resize) {
m_backing = nullptr;
auto new_size = static_cast<GResizeEvent&>(event).size();
if (m_backing && m_backing->size() != new_size)
m_backing = nullptr;
m_pending_paint_event_rects.clear();
m_rect_when_windowless = { { }, static_cast<GResizeEvent&>(event).size() };
m_main_widget->set_relative_rect({ { }, static_cast<GResizeEvent&>(event).size() });
m_rect_when_windowless = { { }, new_size };
m_main_widget->set_relative_rect({ { }, new_size });
return;
}