我举了一个快速而肮脏的例子。单选按钮一旦设置为 True 就不能“取消选中”,除非您在组中使用它们,所以我也包含了一个使用 CheckBox 小部件的示例。我还添加了一个空白文本控件,因为它需要在不触发其他小部件事件的情况下接受焦点:
import wx
########################################################################
class MyPanel(wx.Panel):
""""""
#----------------------------------------------------------------------
def __init__(self, parent):
"""Constructor"""
wx.Panel.__init__(self, parent)
txt = wx.TextCtrl(self)
radio1 = wx.RadioButton( self, -1, " Radio1 ")
radio1.Bind(wx.EVT_RADIOBUTTON, self.onRadioButton)
self.hiddenText = wx.TextCtrl(self)
self.hiddenText.Hide()
self.checkBtn = wx.CheckBox(self)
self.checkBtn.Bind(wx.EVT_CHECKBOX, self.onCheckBox)
self.hiddenText2 = wx.TextCtrl(self)
self.hiddenText2.Hide()
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(txt, 0, wx.ALL, 5)
sizer.Add(radio1, 0, wx.ALL, 5)
sizer.Add(self.hiddenText, 0, wx.ALL, 5)
sizer.Add(self.checkBtn, 0, wx.ALL, 5)
sizer.Add(self.hiddenText2, 0, wx.ALL, 5)
self.SetSizer(sizer)
#----------------------------------------------------------------------
def onRadioButton(self, event):
""""""
print "in onRadioButton"
self.hiddenText.Show()
self.Layout()
#----------------------------------------------------------------------
def onCheckBox(self, event):
""""""
print "in onCheckBox"
state = event.IsChecked()
if state:
self.hiddenText2.Show()
else:
self.hiddenText2.Hide()
self.Layout()
########################################################################
class MyFrame(wx.Frame):
""""""
#----------------------------------------------------------------------
def __init__(self):
"""Constructor"""
wx.Frame.__init__(self, None, title="Radios and Text")
panel = MyPanel(self)
self.Show()
if __name__ == "__main__":
app = wx.App(False)
f = MyFrame()
app.MainLoop()