我正在重写 QStyledItemDelegate 类并重新实现 eventFilter 函数,以便在检测到 Tab 按下时自定义编辑器行为。但是,以下方法不起作用。调用 closeEditor 信号的正确方法是什么?
class CustomDelegate(QStyledItemDelegate):
def __init__(self, parent=None):
super(CustomDelegate, self).__init__(parent)
def eventFilter(self, editor, event):
if (event.type() == QEvent.KeyPress and
event.key() == Qt.Key_Tab):
print "Tab captured in editor"
self.commitData.emit(editor) #This is working
self.closeEditor.emit(editor) #This does not seem to do anything??
return True
return QStyledItemDelegate.eventFilter(self,editor,event)