treewindow.py 文件源码

def createActions(self):
        self.xrefAct = QtGui.QAction("Xref from/to...", self,
#                shortcut=QtGui.QKeySequence("CTRL+B"),
                statusTip="List the references where this element is used",
                triggered=self.actionXref)
        self.expandAct = QtGui.QAction("Expand...", self,
                statusTip="Expand all the subtrees",
                triggered=self.actionExpand)
        self.collapseAct = QtGui.QAction("Collapse...", self,
                statusTip="Collapse all the subtrees",
                triggered=self.actionCollapse)