Wxpython custom dialog

#!/usr/bin/env python

'''
ZetCode wxPython tutorial

In this code example, we create a
custom dialog.

author: Jan Bodnar
website: www.zetcode.com
last modified: July 2020
'''

import wx

class ChangeDepthDialog(wx.Dialog):

    def __init__(self, *args, **kw):
        super(ChangeDepthDialog, self).__init__(*args, **kw)

        self.InitUI()
        self.SetSize((250, 200))
        self.SetTitle("Change Color Depth")


    def InitUI(self):

        pnl = wx.Panel(self)
        vbox = wx.BoxSizer(wx.VERTICAL)

        sb = wx.StaticBox(pnl, label='Colors')
        sbs = wx.StaticBoxSizer(sb, orient=wx.VERTICAL)
        sbs.Add(wx.RadioButton(pnl, label='256 Colors',
            style=wx.RB_GROUP))
        sbs.Add(wx.RadioButton(pnl, label='16 Colors'))
        sbs.Add(wx.RadioButton(pnl, label='2 Colors'))

        hbox1 = wx.BoxSizer(wx.HORIZONTAL)
        hbox1.Add(wx.RadioButton(pnl, label='Custom'))
        hbox1.Add(wx.TextCtrl(pnl), flag=wx.LEFT, border=5)
        sbs.Add(hbox1)

        pnl.SetSizer(sbs)

        hbox2 = wx.BoxSizer(wx.HORIZONTAL)
        okButton = wx.Button(self, label='Ok')
        closeButton = wx.Button(self, label='Close')
        hbox2.Add(okButton)
        hbox2.Add(closeButton, flag=wx.LEFT, border=5)

        vbox.Add(pnl, proportion=1,
            flag=wx.ALL|wx.EXPAND, border=5)
        vbox.Add(hbox2, flag=wx.ALIGN_CENTER|wx.TOP|wx.BOTTOM, border=10)

        self.SetSizer(vbox)

        okButton.Bind(wx.EVT_BUTTON, self.OnClose)
        closeButton.Bind(wx.EVT_BUTTON, self.OnClose)


    def OnClose(self, e):

        self.Destroy()


class Example(wx.Frame):

    def __init__(self, *args, **kw):
        super(Example, self).__init__(*args, **kw)

        self.InitUI()


    def InitUI(self):

        tb = self.CreateToolBar()
        tb.AddTool(toolId=wx.ID_ANY, label='', bitmap=wx.Bitmap('color.png'))

        tb.Realize()

        tb.Bind(wx.EVT_TOOL, self.OnChangeDepth)

        self.SetSize((350, 250))
        self.SetTitle('Custom dialog')
        self.Centre()

    def OnChangeDepth(self, e):

        cdDialog = ChangeDepthDialog(None,
            title='Change Color Depth')
        cdDialog.ShowModal()
        cdDialog.Destroy()


def main():

    app = wx.App()
    ex = Example(None)
    ex.Show()
    app.MainLoop()


if __name__ == '__main__':
    main()

Source: zetcode.com

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