修复手风琴组件的折叠问题

Co-authored-by: Locietta <[email protected]>

Author: zhiyiYo

qfluentwidgets/components/settings/expand_setting_card.py

@@ -151,7 +151,7 @@ def paintEvent(self, e):
         path.addRoundedRect(QRectF(self.rect().adjusted(1, 1, -1, -1)), 6, 6)
 
         # set the bottom border radius to 0 if parent is expanded
-        if p.isExpand:
+        if hasattr(p, 'isExpand') and p.isExpand:
             path.addRect(1, self.height() - 8, self.width() - 2, 8)
 
         painter.drawPath(path.simplified())
@@ -248,6 +248,7 @@ def __initWidget(self):
     def addWidget(self, widget: QWidget):
         """ add widget to tail """
         self.card.addWidget(widget)
+        self._adjustViewSize()
 
     def wheelEvent(self, e):
         pass
@@ -257,6 +258,8 @@ def setExpand(self, isExpand: bool):
         if self.isExpand == isExpand:
             return
 
+        self._adjustViewSize()
+
         # update style sheet
         self.isExpand = isExpand
         self.setProperty('isExpand', isExpand)