边框阴影

无边框自定义标题栏窗口/win无边框调整大小.py

@@ -5,6 +5,7 @@ import ctypes.wintypes
 
 from PyQt5.QtCore import Qt
 from PyQt5.QtWidgets import QWidget
+from PyQt5.QtWinExtras import QtWin
 import win32api
 import win32con
 import win32gui
@@ -53,6 +54,12 @@ class Window(QWidget):
         win32gui.SetWindowLong(
             int(self.winId()), win32con.GWL_STYLE, style | win32con.WS_THICKFRAME)
 
+        if QtWin.isCompositionEnabled():
+            # 加上 Aero 边框阴影
+            QtWin.extendFrameIntoClientArea(self, -1, -1, -1, -1)
+        else:
+            QtWin.resetExtendedFrame(self)
+
     def nativeEvent(self, eventType, message):
         retval, result = super(Window, self).nativeEvent(eventType, message)
         if eventType == "windows_generic_MSG":