def initialize(self):
self.SetMenuBar(MyMenuBar())
self.CreateStatusBar()
self.SetStatusText("Welcome !")
self.panel = wx.Panel(self, -1)
self.splitter = wx.SplitterWindow(self.panel, -1, style=wx.SP_3D)
self.splitter.SetMinimumPaneSize(150)
self.tree = MyTreeCtrl(self.splitter)
self.rightPanel = wx.Panel(self.splitter, -1)
self.sheet = MySheet(self.rightPanel)
self.splitter.SplitVertically(self.tree, self.rightPanel)
self.filterPanel = MyFilterPanel(self.rightPanel, -1)
self.sizerRightPanel = wx.BoxSizer(wx.VERTICAL)
self.sizerRightPanel.Add(self.filterPanel, 0, wx.EXPAND)
self.sizerRightPanel.Add(self.sheet, 1, wx.EXPAND)
self.rightPanel.SetSizer(self.sizerRightPanel)
self.sizerRightPanel.Fit(self.rightPanel)
self.mainSizer = wx.BoxSizer(wx.VERTICAL)
self.mainSizer.Add(self.splitter, 1, wx.EXPAND)
self.panel.SetSizer(self.mainSizer)
self.mainSizer.Fit(self)
self.rightPanel.Hide()
wx.EVT_MENU(self, ID_OPEN, self.OnOpenFile)
wx.EVT_MENU(self, ID_ABOUT, self.OnAbout)
wx.EVT_MENU(self, ID_EXIT, self.OnQuit)
wx.EVT_MENU(self, ID_EXPAND_ALL, self.OnExpandAll)
wx.EVT_MENU(self, ID_COLLAPSE_ALL, self.OnCollapseAll)
wx.EVT_MENU(self, ID_COLLAPSE_CHILDREN, self.OnCollapseChildren)
wx.EVT_MENU(self, ID_SEARCH, self.OnSearch)
self.Bind(wx.EVT_KEY_DOWN, self.OnKeyDown)
