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

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#!/usr/bin/env python
import wx
class RefactorExample(wx.Frame):
def __init__(self, parent, id):
wx.Frame.__init__(self, parent, id, 'Refactor Example',
size=(340, 200))
panel = wx.Panel(self, -1)
panel.SetBackgroundColour("White")
self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
self.createMenuBar()
self.createButtonBar(panel)
self.createTextFields(panel)
def menuData(self):
return (("&File",
("&Open", "Open in status bar", self.OnOpen),
("&Quit", "Quit", self.OnCloseWindow)),
("&Edit",
("&Copy", "Copy", self.OnCopy),
("C&ut", "Cut", self.OnCut),
("&Paste", "Paste", self.OnPaste),
("", "", ""),
("&Options...", "DisplayOptions", self.OnOptions)))
def createMenuBar(self):
menuBar = wx.MenuBar()
for eachMenuData in self.menuData():
menuLabel = eachMenuData[0]
menuItems = eachMenuData[1:]
menuBar.Append(self.createMenu(menuItems), menuLabel)
self.SetMenuBar(menuBar)
def createMenu(self, menuData):
menu = wx.Menu()
for eachLabel, eachStatus, eachHandler in menuData:
if not eachLabel:
menu.AppendSeparator()
continue
menuItem = menu.Append(-1, eachLabel, eachStatus)
self.Bind(wx.EVT_MENU, eachHandler, menuItem)
return menu
def buttonData(self):
return (("First", self.OnFirst),
("<< PREV", self.OnPrev),
("NEXT >>", self.OnNext),
("Last", self.OnLast))
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])
wx.TextCtrl(panel, wx.NewId(), "", size=(100, -1), pos=textPos)
# Just grouping the empty event handlers together
def OnPrev(self, event): pass
def OnNext(self, event): pass
def OnLast(self, event): pass
def OnFirst(self, event): pass
def OnOpen(self, event): pass
def OnCopy(self, event): pass
def OnCut(self, event): pass
def OnPaste(self, event): pass
def OnOptions(self, event): pass
def OnCloseWindow(self, event):
self.Destroy()
if __name__ == '__main__':
app = wx.PySimpleApp()
frame = RefactorExample(parent=None, id=-1)
frame.Show()
app.MainLoop()