1 files changed, 64 insertions, 0 deletions
diff --git a/dev-qt/qtgui/files/qtgui-5.15.7-xcb-correctly-disconnect-xsettings-callbacks.patch b/dev-qt/qtgui/files/qtgui-5.15.7-xcb-correctly-disconnect-xsettings-callbacks.patch
new file mode 100644
index 000000000000..5692ecc5379e
--- /dev/null
+++ b/dev-qt/qtgui/files/qtgui-5.15.7-xcb-correctly-disconnect-xsettings-callbacks.patch
@@ -0,0 +1,64 @@
+From c78370cabc56668f45bdc2e96eaa8a1565d52c85 Mon Sep 17 00:00:00 2001
+From: David Edmundson <kde@davidedmundson.co.uk>
+Date: Mon, 17 Oct 2022 22:18:58 +0100
+Subject: [PATCH] xcb: correctly disconnect xsettings callbacks
+
+registerCallbackForProperty can be initialized without us completely
+initialializing a GTK theme. We need a different guard for the
+destructor.
+
+(part cherry-picked from 012132c60d625b2de0039bdda3c22a0a8fe2dfe5)
+---
+ src/plugins/platforms/xcb/qxcbcursor.cpp | 8 +++++---
+ src/plugins/platforms/xcb/qxcbcursor.h   | 1 +
+ 2 files changed, 6 insertions(+), 3 deletions(-)
+
+diff --git a/src/plugins/platforms/xcb/qxcbcursor.cpp b/src/plugins/platforms/xcb/qxcbcursor.cpp
+index 4210bf428e..0670b6ebce 100644
+--- a/src/plugins/platforms/xcb/qxcbcursor.cpp
++++ b/src/plugins/platforms/xcb/qxcbcursor.cpp
+@@ -300,7 +300,7 @@ QXcbCursorCacheKey::QXcbCursorCacheKey(const QCursor &c)
+ #endif // !QT_NO_CURSOR
+ 
+ QXcbCursor::QXcbCursor(QXcbConnection *conn, QXcbScreen *screen)
+-    : QXcbObject(conn), m_screen(screen), m_gtkCursorThemeInitialized(false)
++    : QXcbObject(conn), m_screen(screen), m_gtkCursorThemeInitialized(false), m_callbackForPropertyRegistered(false)
+ {
+ #if QT_CONFIG(cursor)
+     // see NUM_BITMAPS in libXcursor/src/xcursorint.h
+@@ -343,7 +343,7 @@ QXcbCursor::~QXcbCursor()
+ {
+     xcb_connection_t *conn = xcb_connection();
+ 
+-    if (m_gtkCursorThemeInitialized) {
++    if (m_callbackForPropertyRegistered) {
+         m_screen->xSettings()->removeCallbackForHandle(this);
+     }
+ 
+@@ -562,8 +562,10 @@ xcb_cursor_t QXcbCursor::createFontCursor(int cshape)
+     xcb_cursor_t cursor = XCB_NONE;
+ 
+ #if QT_CONFIG(xcb_xlib) && QT_CONFIG(library)
+-    if (m_screen->xSettings()->initialized())
++    if (m_screen->xSettings()->initialized()) {
+         m_screen->xSettings()->registerCallbackForProperty("Gtk/CursorThemeName",cursorThemePropertyChanged,this);
++        m_callbackForPropertyRegistered = true;
++    }
+ 
+     // Try Xcursor first
+     if (cshape >= 0 && cshape <= Qt::LastCursor) {
+diff --git a/src/plugins/platforms/xcb/qxcbcursor.h b/src/plugins/platforms/xcb/qxcbcursor.h
+index 0b238823f0..82fb47e55d 100644
+--- a/src/plugins/platforms/xcb/qxcbcursor.h
++++ b/src/plugins/platforms/xcb/qxcbcursor.h
+@@ -122,6 +122,7 @@ private:
+                                            void *handle);
+ #endif
+     bool m_gtkCursorThemeInitialized;
++    bool m_callbackForPropertyRegistered;
+ };
+ 
+ QT_END_NAMESPACE
+-- 
+GitLab
+