squaremap.py 文件源码

def OnKeyUp(self, event):
        event.Skip()
        if not self.selectedNode or not self.hot_map:
            return

        if event.KeyCode == wx.WXK_HOME:
            self.SetSelected(HotMapNavigator.firstNode(self.hot_map))
            return
        elif event.KeyCode == wx.WXK_END:
            self.SetSelected(HotMapNavigator.lastNode(self.hot_map))
            return

        parent, children, index = HotMapNavigator.findNode(self.hot_map, self.selectedNode)
        if event.KeyCode == wx.WXK_DOWN:
            self.SetSelected(HotMapNavigator.nextChild(children, index))
        elif event.KeyCode == wx.WXK_UP:
            self.SetSelected(HotMapNavigator.previousChild(children, index))
        elif event.KeyCode == wx.WXK_RIGHT:
            self.SetSelected(HotMapNavigator.firstChild(children, index))
        elif event.KeyCode == wx.WXK_LEFT and parent:
            self.SetSelected(parent)
        elif event.KeyCode == wx.WXK_RETURN:
            wx.PostEvent(self, SquareActivationEvent(node=self.selectedNode,
                                                     map=self))