wxWidgets/wxPython/samples/wxPIA_book/Chapter-05/modelExample.py

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#!/usr/bin/env python
import wx
import abstractmodel
class SimpleName(abstractmodel.AbstractModel):
def __init__(self, first="", last=""):
abstractmodel.AbstractModel.__init__(self)
self.set(first, last)
def set(self, first, last):
self.first = first
self.last = last
self.update()
class ModelExample(wx.Frame):
def __init__(self, parent, id):
wx.Frame.__init__(self, parent, id, 'Flintstones',
size=(340, 200))
panel = wx.Panel(self)
panel.SetBackgroundColour("White")
self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
self.textFields = {}
self.createTextFields(panel)
self.model = SimpleName()
self.model.addListener(self.OnUpdate)
self.createButtonBar(panel)
def buttonData(self):
return (("Fredify", self.OnFred),
("Wilmafy", self.OnWilma),
("Barnify", self.OnBarney),
("Bettify", self.OnBetty))
def createButtonBar(self, panel, yPos = 0):
xPos = 0
for eachLabel, eachHandler in self.buttonData():
pos = (xPos, yPos)
button = self.buildOneButton(panel, eachLabel, eachHandler, pos)
xPos += button.GetSize().width
def buildOneButton(self, parent, label, handler, pos=(0,0)):
button = wx.Button(parent, -1, label, pos)
self.Bind(wx.EVT_BUTTON, handler, button)
return button
def textFieldData(self):
return (("First Name", (10, 50)),
("Last Name", (10, 80)))
def createTextFields(self, panel):
for eachLabel, eachPos in self.textFieldData():
self.createCaptionedText(panel, eachLabel, eachPos)
def createCaptionedText(self, panel, label, pos):
static = wx.StaticText(panel, wx.NewId(), label, pos)
static.SetBackgroundColour("White")
textPos = (pos[0] + 75, pos[1])
self.textFields[label] = wx.TextCtrl(panel, wx.NewId(),
"", size=(100, -1), pos=textPos,
style=wx.TE_READONLY)
def OnUpdate(self, model):
self.textFields["First Name"].SetValue(model.first)
self.textFields["Last Name"].SetValue(model.last)
def OnFred(self, event):
self.model.set("Fred", "Flintstone")
def OnBarney(self, event):
self.model.set("Barney", "Rubble")
def OnWilma(self, event):
self.model.set("Wilma", "Flintstone")
def OnBetty(self, event):
self.model.set("Betty", "Rubble")
def OnCloseWindow(self, event):
self.Destroy()
if __name__ == '__main__':
app = wx.PySimpleApp()
frame = ModelExample(parent=None, id=-1)
frame.Show()
app.MainLoop()