本文實例講述了基于wxpython開發的簡單gui計算器。分享給大家供大家參考。具體如下：

# wxCalc1 a simple GUI calculator using wxPython# created with the Boa Constructor which generates all the GUI components# all I had to do is add some code for each button click event# Boa free from: http://boa-constructor.sourceforge.net/# note that  boa-constructor-0.3.1.win32.exe# still uses  wxPythonWIN32-2.4.2.4-Py23.exe# but is expected to work with wxPython version 2.5 soon# tested with Python23  vegaseat  26feb2005from wxPython.wx import *# some Boa generated global IDs ...[wxID_WXFRAME1, wxID_WXFRAME1BTN0, wxID_WXFRAME1BTN1, wxID_WXFRAME1BTN2, wxID_WXFRAME1BTN3, wxID_WXFRAME1BTN4, wxID_WXFRAME1BTN5, wxID_WXFRAME1BTN6, wxID_WXFRAME1BTN7, wxID_WXFRAME1BTN8, wxID_WXFRAME1BTN9, wxID_WXFRAME1BTNCLEAR, wxID_WXFRAME1BTNDIV, wxID_WXFRAME1BTNDOT, wxID_WXFRAME1BTNEQUAL, wxID_WXFRAME1BTNMINUS, wxID_WXFRAME1BTNMULTI, wxID_WXFRAME1BTNPLUS, wxID_WXFRAME1EDIT,] = map(lambda _init_ctrls: wxNewId(), range(19))class wxFrame1(wxFrame):#startregion, below this marker is Boa generated code do not edit!!!  def _init_ctrls(self, prnt):    # generated method, don't edit    wxFrame.__init__(self, id=wxID_WXFRAME1, name='', parent=prnt,       pos=wxPoint(306, 270), size=wxSize(266, 265),       style=wxDEFAULT_FRAME_STYLE, title='Calculator1')    self.SetClientSize(wxSize(258, 225))    self.SetBackgroundColour(wxColour(0, 128, 0))    self.btn1 = wxButton(id=wxID_WXFRAME1BTN1, label='1', name='btn1',       parent=self, pos=wxPoint(16, 136), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn1, wxID_WXFRAME1BTN1, self.OnBtn1Button)    self.btn2 = wxButton(id=wxID_WXFRAME1BTN2, label='2', name='btn2',       parent=self, pos=wxPoint(64, 136), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn2, wxID_WXFRAME1BTN2, self.OnBtn2Button)    self.btn3 = wxButton(id=wxID_WXFRAME1BTN3, label='3', name='btn3',       parent=self, pos=wxPoint(112, 136), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn3, wxID_WXFRAME1BTN3, self.OnBtn3Button)    self.btn4 = wxButton(id=wxID_WXFRAME1BTN4, label='4', name='btn4',       parent=self, pos=wxPoint(16, 96), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn4, wxID_WXFRAME1BTN4, self.OnBtn4Button)    self.btn5 = wxButton(id=wxID_WXFRAME1BTN5, label='5', name='btn5',       parent=self, pos=wxPoint(64, 96), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn5, wxID_WXFRAME1BTN5, self.OnBtn5Button)    self.btn6 = wxButton(id=wxID_WXFRAME1BTN6, label='6', name='btn6',       parent=self, pos=wxPoint(112, 96), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn6, wxID_WXFRAME1BTN6, self.OnBtn6Button)    self.btn7 = wxButton(id=wxID_WXFRAME1BTN7, label='7', name='btn7',       parent=self, pos=wxPoint(16, 56), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn7, wxID_WXFRAME1BTN7, self.OnBtn7Button)    self.btn8 = wxButton(id=wxID_WXFRAME1BTN8, label='8', name='btn8',       parent=self, pos=wxPoint(64, 56), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn8, wxID_WXFRAME1BTN8, self.OnBtn8Button)    self.btn9 = wxButton(id=wxID_WXFRAME1BTN9, label='9', name='btn9',       parent=self, pos=wxPoint(112, 56), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn9, wxID_WXFRAME1BTN9, self.OnBtn9Button)    self.btn0 = wxButton(id=wxID_WXFRAME1BTN0, label='0', name='btn0',       parent=self, pos=wxPoint(16, 176), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btn0, wxID_WXFRAME1BTN0, self.OnBtn0Button)    self.btnDot = wxButton(id=wxID_WXFRAME1BTNDOT, label='.', name='btnDot',       parent=self, pos=wxPoint(64, 176), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btnDot, wxID_WXFRAME1BTNDOT, self.OnBtnDotButton)    self.btnEqual = wxButton(id=wxID_WXFRAME1BTNEQUAL, label='=',       name='btnEqual', parent=self, pos=wxPoint(112, 176),       size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btnEqual, wxID_WXFRAME1BTNEQUAL, self.OnBtnEqualButton)    self.edit = wxTextCtrl(id=wxID_WXFRAME1EDIT, name='edit', parent=self,       pos=wxPoint(16, 16), size=wxSize(224, 24), style=0, value='')    self.btnPlus = wxButton(id=wxID_WXFRAME1BTNPLUS, label='+',       name='btnPlus', parent=self, pos=wxPoint(160, 56), size=wxSize(32,       32), style=0)    EVT_BUTTON(self.btnPlus, wxID_WXFRAME1BTNPLUS, self.OnBtnPlusButton)    self.btnMinus = wxButton(id=wxID_WXFRAME1BTNMINUS, label='-',       name='btnMinus', parent=self, pos=wxPoint(160, 96),       size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btnMinus, wxID_WXFRAME1BTNMINUS, self.OnBtnMinusButton)    self.btnMulti = wxButton(id=wxID_WXFRAME1BTNMULTI, label='*',       name='btnMulti', parent=self, pos=wxPoint(160, 136),       size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btnMulti, wxID_WXFRAME1BTNMULTI, self.OnBtnMultiButton)    self.btnDiv = wxButton(id=wxID_WXFRAME1BTNDIV, label='/', name='btnDiv',       parent=self, pos=wxPoint(160, 176), size=wxSize(32, 32), style=0)    EVT_BUTTON(self.btnDiv, wxID_WXFRAME1BTNDIV, self.OnBtnDivButton)    self.btnClear = wxButton(id=wxID_WXFRAME1BTNCLEAR, label='C',       name='btnClear', parent=self, pos=wxPoint(208, 56),       size=wxSize(32, 32), style=0)    self.btnClear.SetToolTipString('btnClear')    EVT_BUTTON(self.btnClear, wxID_WXFRAME1BTNCLEAR, self.OnBtnClearButton)  def __init__(self, parent):    self._init_ctrls(parent)#endregion, above this marker is Boa generated code, do not edit!!!# now respond to all the button click events ...  def OnBtn0Button(self, event):    val = '0'    # get existing edit box text    txt = self.edit.GetValue()    # append text    txt = txt + val    # update edit box text    self.edit.SetValue(txt)  def OnBtn1Button(self, event):    val = '1'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtn2Button(self, event):    val = '2'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtn3Button(self, event):    val = '3'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtn4Button(self, event):    val = '4'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)      def OnBtn5Button(self, event):    val = '5'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtn6Button(self, event):    val = '6'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtn7Button(self, event):    val = '7'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtn8Button(self, event):    val = '8'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtn9Button(self, event):    val = '9'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtnDotButton(self, event):    val = '.'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtnEqualButton(self, event):    txt = self.edit.GetValue()    # needs to contain a float so eg. 3/5 is 3/5.0    # otherwise division 3/5 would result in zero    if '/' in txt:      if '.' not in txt:        txt = txt + '.0'    # now evaluate the math string    txt = repr(eval(txt))    # and show result in edit box    self.edit.SetValue(txt)  def OnBtnPlusButton(self, event):    val = '+'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtnMinusButton(self, event):    val = '-'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtnMultiButton(self, event):    val = '*'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtnDivButton(self, event):    val = '/'    txt = self.edit.GetValue()    txt = txt + val    self.edit.SetValue(txt)  def OnBtnClearButton(self, event):    self.edit.SetValue('')# -------------------- end of class wxFrame1 ----------------------def create(parent):  return wxFrame1(parent)class BoaApp(wxApp):  def OnInit(self):    wxInitAllImageHandlers()    self.main = create(None)    self.main.Show()    self.SetTopWindow(self.main)    return Truedef main():  application = BoaApp(0)  application.MainLoop()if __name__ == '__main__':  main()