Merge pull request #2966 from alicevision/fix/clipboard

[components] Clipboard: Fix clipboard instantiation error with Qt6

Author: cbentejac

meshroom/ui/components/clipboard.py

@@ -1,5 +1,5 @@
 from PySide6.QtCore import Slot, QObject
-from PySide6.QtGui import QClipboard
+from PySide6.QtGui import QGuiApplication
 
 
 class ClipboardHelper(QObject):
@@ -9,14 +9,7 @@ class ClipboardHelper(QObject):
 
     def __init__(self, parent=None):
         super(ClipboardHelper, self).__init__(parent)
-        self._clipboard = QClipboard(parent=self)
-
-    def __del__(self):
-        # Workaround to avoid the "QXcbClipboard: Unable to receive an event from the clipboard manager
-        # in a reasonable time" that will hold up the application when exiting if the clipboard has been
-        # used at least once and its content exceeds a certain size (on X11/XCB).
-        # The bug occurs in QClipboard and is present on all Qt5 versions.
-        self.clear()
+        self._clipboard = QGuiApplication.clipboard()
 
     @Slot(str)
     def setText(self, value):