wxpython advance widgets wx.ListBox

wxpython advance widgets wx.ListBox

A wx.ListBox widget is used for displaying and working with a list of items

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import wx   ID_NEW = 1 ID_RENAME = 2 ID_CLEAR = 3 ID_DELETE = 4     class ListBox(wx.Frame):     def __init__(self, parent, id, title):         wx.Frame.__init__(self, parent, id, title, size=(350, 220))           panel = wx.Panel(self, -1)         hbox = wx.BoxSizer(wx.HORIZONTAL)           self.listbox = wx.ListBox(panel, -1) #create an empty wx.ListBox         hbox.Add(self.listbox, 1, wx.EXPAND | wx.ALL, 20) # put a 20px border around the listbox           btnPanel = wx.Panel(panel, -1)         vbox = wx.BoxSizer(wx.VERTICAL)         new = wx.Button(btnPanel, ID_NEW, 'New', size=(90, 30))         ren = wx.Button(btnPanel, ID_RENAME, 'Rename', size=(90, 30))         dlt = wx.Button(btnPanel, ID_DELETE, 'Delete', size=(90, 30))         clr = wx.Button(btnPanel, ID_CLEAR, 'Clear', size=(90, 30))           self.Bind(wx.EVT_BUTTON, self.NewItem, id=ID_NEW)         self.Bind(wx.EVT_BUTTON, self.OnRename, id=ID_RENAME)         self.Bind(wx.EVT_BUTTON, self.OnDelete, id=ID_DELETE)         self.Bind(wx.EVT_BUTTON, self.OnClear, id=ID_CLEAR)         self.Bind(wx.EVT_LISTBOX_DCLICK, self.OnRename) #bind a wx.EVT_COMMAND_LISTBOX_DOUBLE_CLICKED event type with the OnRename() method           vbox.Add((-1, 20))         vbox.Add(new)         vbox.Add(ren, 0, wx.TOP, 5)         vbox.Add(dlt, 0, wx.TOP, 5)         vbox.Add(clr, 0, wx.TOP, 5)           btnPanel.SetSizer(vbox)         hbox.Add(btnPanel, 0.6, wx.EXPAND | wx.RIGHT, 20)         panel.SetSizer(hbox)           self.Centre()         self.Show(True)       def NewItem(self, event):         text = wx.GetTextFromUser('Enter a new item', 'Insert dialog')         if text != '':             self.listbox.Append(text)       def OnRename(self, event):         sel = self.listbox.GetSelection()         text = self.listbox.GetString(sel)         renamed = wx.GetTextFromUser('Rename item', 'Rename dialog', text)         if renamed != '':             self.listbox.Delete(sel)             self.listbox.Insert(renamed, sel)         def OnDelete(self, event):         sel = self.listbox.GetSelection()         if sel != -1:             self.listbox.Delete(sel)       def OnClear(self, event):         self.listbox.Clear()     app = wx.App() ListBox(None, -1, 'ListBox') app.MainLoop()