modelexample.py

来自「wxPython的基本示例程序」· Python 代码 · 共 90 行

#!/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()