pgrondek/polybar-dwm
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tray: Fix infinite update loop

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tray_client::clear_window is called on expose events for the wrapper
window, thus it must not produce expose events for itself again.
This commit is contained in:
patrick96 2022-10-09 17:47:39 +02:00
parent 0096fea839
commit 3cfa01233c
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GPG Key ID: 521E5E03AEBCA1A7
1 changed files with 3 additions and 2 deletions
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src/x11/tray_client.cpp
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@ -130,7 +130,8 @@ unsigned int tray_client::height() const {
}
void tray_client::clear_window() const {
m_connection.clear_area_checked(1, embedder(), 0, 0, width(), height());
// Do not produce Expose events for the embedder because that triggers an infinite loop.
m_connection.clear_area_checked(0, embedder(), 0, 0, width(), height());
m_connection.clear_area_checked(1, client(), 0, 0, width(), height());
}
@ -340,7 +341,7 @@ void tray_client::update_bg() const {
void tray_client::observe_background() {
xcb_rectangle_t rect{0, 0, static_cast<uint16_t>(m_size.w), static_cast<uint16_t>(m_size.h)};
m_bg_slice = m_background_manager.observe(rect, m_wrapper);
m_bg_slice = m_background_manager.observe(rect, embedder());
update_bg();
}