pyqt6 can not run normally in several example because it upgrade version

src/07 Qt Text Editor/main.py

@@ -8,16 +8,17 @@ def closeEvent(self, e):
         answer = QMessageBox.question(
             window, None,
             "You have unsaved changes. Save before closing?",
-            QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel
+            QMessageBox.StandardButton.Save | QMessageBox.StandardButton.Discard \
+                | QMessageBox.StandardButton.Cancel
         )
-        if answer & QMessageBox.Save:
+        if answer & QMessageBox.StandardButton.Save:
             save()
             if text.document().isModified():
                 # This happens when the user closes the Save As... dialog.
                 # We do not want to close the window in this case because it
                 # would throw away unsaved changes.
                 e.ignore()
-        elif answer & QMessageBox.Cancel:
+        elif answer & QMessageBox.StandardButton.Cancel:
             e.ignore()
 
 app = QApplication([])

src/08 PyQt6 exe/src/main/python/main.py

@@ -6,7 +6,7 @@
 appctxt = ApplicationContext()       # 1. Instantiate ApplicationContext
 
 from PyQt6.QtWidgets import *
-from PyQt6.QtGui import QKeySequence
+from PyQt6.QtGui import QKeySequence, QAction
 
 class MainWindow(QMainWindow):
     def closeEvent(self, e):
@@ -15,11 +15,11 @@ def closeEvent(self, e):
         answer = QMessageBox.question(
             window, None,
             "You have unsaved changes. Save before closing?",
-            QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel
+            QMessageBox.StandardButton.Save | QMessageBox.StandardButton.Discard | QMessageBox.StandardButton.Cancel
         )
-        if answer & QMessageBox.Save:
+        if answer & QMessageBox.StandardButton.Save:
             save()
-        elif answer & QMessageBox.Cancel:
+        elif answer & QMessageBox.StandardButton.Cancel:
             e.ignore()
 
 text = QPlainTextEdit()
@@ -37,7 +37,7 @@ def open_file():
         text.setPlainText(open(path).read())
         file_path = path
 open_action.triggered.connect(open_file)
-open_action.setShortcut(QKeySequence.Open)
+open_action.setShortcut(QKeySequence.StandardKey.Open)
 menu.addAction(open_action)
 
 save_action = QAction("&Save")
@@ -49,7 +49,7 @@ def save():
             f.write(text.toPlainText())
         text.document().setModified(False)
 save_action.triggered.connect(save)
-save_action.setShortcut(QKeySequence.Save)
+save_action.setShortcut(QKeySequence.StandardKey.Save)
 menu.addAction(save_action)
 
 save_as_action = QAction("Save &As...")

src/09 Qt dark theme/main.py

@@ -1,5 +1,5 @@
 from PyQt6.QtWidgets import *
-from PyQt6.QtGui import QKeySequence, QPalette, QColor
+from PyQt6.QtGui import QKeySequence, QPalette, QColor, QAction
 from PyQt6.QtCore import Qt
 
 app = QApplication([])
@@ -9,19 +9,19 @@
 
 # Now use a palette to switch to dark colors:
 palette = QPalette()
-palette.setColor(QPalette.Window, QColor(53, 53, 53))
-palette.setColor(QPalette.WindowText, Qt.white)
-palette.setColor(QPalette.Base, QColor(25, 25, 25))
-palette.setColor(QPalette.AlternateBase, QColor(53, 53, 53))
-palette.setColor(QPalette.ToolTipBase, Qt.white)
-palette.setColor(QPalette.ToolTipText, Qt.white)
-palette.setColor(QPalette.Text, Qt.white)
-palette.setColor(QPalette.Button, QColor(53, 53, 53))
-palette.setColor(QPalette.ButtonText, Qt.white)
-palette.setColor(QPalette.BrightText, Qt.red)
-palette.setColor(QPalette.Link, QColor(42, 130, 218))
-palette.setColor(QPalette.Highlight, QColor(42, 130, 218))
-palette.setColor(QPalette.HighlightedText, Qt.black)
+palette.setColor(QPalette.ColorRole.Window, QColor(53, 53, 53))
+palette.setColor(QPalette.ColorRole.WindowText, Qt.GlobalColor.white)
+palette.setColor(QPalette.ColorRole.Base, QColor(25, 25, 25))
+palette.setColor(QPalette.ColorRole.AlternateBase, QColor(53, 53, 53))
+palette.setColor(QPalette.ColorRole.ToolTipBase, Qt.GlobalColor.white)
+palette.setColor(QPalette.ColorRole.ToolTipText, Qt.GlobalColor.white)
+palette.setColor(QPalette.ColorRole.Text, Qt.GlobalColor.white)
+palette.setColor(QPalette.ColorRole.Button, QColor(53, 53, 53))
+palette.setColor(QPalette.ColorRole.ButtonText, Qt.GlobalColor.white)
+palette.setColor(QPalette.ColorRole.BrightText, Qt.GlobalColor.red)
+palette.setColor(QPalette.ColorRole.Link, QColor(42, 130, 218))
+palette.setColor(QPalette.ColorRole.Highlight, QColor(42, 130, 218))
+palette.setColor(QPalette.ColorRole.HighlightedText, Qt.GlobalColor.black)
 app.setPalette(palette)
 
 # The rest of the code is the same as for the "normal" text editor.
@@ -37,11 +37,12 @@ def closeEvent(self, e):
         answer = QMessageBox.question(
             window, None,
             "You have unsaved changes. Save before closing?",
-            QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel
+            QMessageBox.StandardButton.Save | QMessageBox.StandardButton.Discard \
+                | QMessageBox.StandardButton.Cancel
         )
-        if answer & QMessageBox.Save:
+        if answer & QMessageBox.StandardButton.Save:
             save()
-        elif answer & QMessageBox.Cancel:
+        elif answer & QMessageBox.StandardButton.Cancel:
             e.ignore()
 
 window = MainWindow()
@@ -58,7 +59,7 @@ def open_file():
         text.setPlainText(open(path).read())
         file_path = path
 open_action.triggered.connect(open_file)
-open_action.setShortcut(QKeySequence.Open)
+open_action.setShortcut(QKeySequence.StandardKey.Open)
 menu.addAction(open_action)
 
 save_action = QAction("&Save")
@@ -70,7 +71,7 @@ def save():
             f.write(text.toPlainText())
         text.document().setModified(False)
 save_action.triggered.connect(save)
-save_action.setShortcut(QKeySequence.Save)
+save_action.setShortcut(QKeySequence.StandardKey.Save)
 menu.addAction(save_action)
 
 save_as_action = QAction("Save &As...")

src/10 QPainter Python example/main.py

@@ -1,20 +1,23 @@
 from PyQt6.QtWidgets import *
 from PyQt6.QtGui import *
 from PyQt6.QtCore import *
-from PyQt6.QtMultimedia import QSound
+from PyQt6.QtMultimedia import QSoundEffect
 
 class PlainTextEdit(QPlainTextEdit):
     def __init__(self):
         super().__init__()
         self._holes = []
         self._bullet = QPixmap("bullet.png")
         size = self._bullet.size()
-        self._offset = QPoint(size.width() / 2, size.height() / 2)
+        self._offset = QPoint(size.width() // 2, size.height() // 2)
+        self.effect = QSoundEffect()
+        self.effect.setSource(QUrl.fromLocalFile("shot.wav"))
+        self.effect.setVolume(0.26)
     def mousePressEvent(self, e):
         self._holes.append(e.pos())
         super().mousePressEvent(e)
         self.viewport().update()
-        QSound.play("shot.wav")
+        self.effect.play()
     def paintEvent(self, e):
         super().paintEvent(e)
         painter = QPainter(self.viewport())
@@ -34,11 +37,12 @@ def closeEvent(self, e):
         answer = QMessageBox.question(
             window, None,
             "You have unsaved changes. Save before closing?",
-            QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel
+            QMessageBox.StandardButton.Save | QMessageBox.StandardButton.Discard \
+                | QMessageBox.StandardButton.Cancel
         )
-        if answer & QMessageBox.Save:
+        if answer & QMessageBox.StandardButton.Save:
             save()
-        elif answer & QMessageBox.Cancel:
+        elif answer & QMessageBox.StandardButton.Cancel:
             e.ignore()
 
 app.setApplicationName("Text Editor")
@@ -56,7 +60,7 @@ def open_file():
         text.setPlainText(open(path).read())
         file_path = path
 open_action.triggered.connect(open_file)
-open_action.setShortcut(QKeySequence.Open)
+open_action.setShortcut(QKeySequence.StandardKey.Open)
 menu.addAction(open_action)
 
 save_action = QAction("&Save")
@@ -68,7 +72,7 @@ def save():
             f.write(text.toPlainText())
         text.document().setModified(False)
 save_action.triggered.connect(save)
-save_action.setShortcut(QKeySequence.Save)
+save_action.setShortcut(QKeySequence.StandardKey.Save)
 menu.addAction(save_action)
 
 save_as_action = QAction("Save &As...")

src/11 PyQt Thread example/01_single_threaded.py

@@ -9,7 +9,7 @@
 # GUI:
 app = QApplication([])
 text_area = QPlainTextEdit()
-text_area.setFocusPolicy(Qt.NoFocus)
+text_area.setFocusPolicy(Qt.FocusPolicy.NoFocus)
 message = QLineEdit()
 layout = QVBoxLayout()
 layout.addWidget(text_area)

src/11 PyQt Thread example/02_multithreaded.py

@@ -11,7 +11,7 @@
 # GUI:
 app = QApplication([])
 text_area = QPlainTextEdit()
-text_area.setFocusPolicy(Qt.NoFocus)
+text_area.setFocusPolicy(Qt.FocusPolicy.NoFocus)
 message = QLineEdit()
 layout = QVBoxLayout()
 layout.addWidget(text_area)

src/11 PyQt Thread example/03_with_threadutil.py

@@ -12,7 +12,7 @@
 # GUI:
 app = QApplication([])
 text_area = QPlainTextEdit()
-text_area.setFocusPolicy(Qt.NoFocus)
+text_area.setFocusPolicy(Qt.FocusPolicy.NoFocus)
 message = QLineEdit()
 layout = QVBoxLayout()
 layout.addWidget(text_area)