Python 在父wx.Frame中启用按钮
我需要帮助来启用父wx.Frame中的一个按钮,这里我有一个两类的示例:第一类大型机有两个按钮第一类m_buttonlogin启动第二个wx.Frame类实例loginFrame 和另一个禁用的按钮。 我需要做的是在成功登录子框架后,禁用的按钮在主框架中变为启用Python 在父wx.Frame中启用按钮,python,python-2.7,wxpython,Python,Python 2.7,Wxpython,我需要帮助来启用父wx.Frame中的一个按钮,这里我有一个两类的示例:第一类大型机有两个按钮第一类m_buttonlogin启动第二个wx.Frame类实例loginFrame 和另一个禁用的按钮。 我需要做的是在成功登录子框架后,禁用的按钮在主框架中变为启用 # -*- coding: utf-8 -*- ########################################################################### ## Python code g
# -*- coding: utf-8 -*-
###########################################################################
## Python code generated with wxFormBuilder (version Jun 17 2015)
## http://www.wxformbuilder.org/
##
## PLEASE DO "NOT" EDIT THIS FILE!
###########################################################################
import wx
import wx.xrc
###########################################################################
## Class mainFrame
###########################################################################
class mainFrame ( wx.Frame ):
def __init__( self, parent ):
wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition, size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )
self.SetSizeHintsSz( wx.DefaultSize, wx.DefaultSize )
bSizer1 = wx.BoxSizer( wx.VERTICAL )
self.m_buttonlogin = wx.Button( self, wx.ID_ANY, u"Login", wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer1.Add( self.m_buttonlogin, 0, wx.ALL, 5 )
self.m_buttondisabled = wx.Button( self, wx.ID_ANY, u"Dsiabled", wx.DefaultPosition, wx.DefaultSize, 0 )
self.m_buttondisabled.Enable( False )
bSizer1.Add( self.m_buttondisabled, 0, wx.ALL, 5 )
self.SetSizer( bSizer1 )
self.Layout()
self.Centre( wx.BOTH )
# Connect Events
self.m_buttonlogin.Bind( wx.EVT_BUTTON, self.OnLogin )
def __del__( self ):
pass
# Virtual event handlers, overide them in your derived class
def OnLogin( self, event ):
loginFrame.Show(self)
event.Skip()
###########################################################################
## Class loginFrame
###########################################################################
class loginFrame ( wx.Frame ):
def __init__( self, parent ):
wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition, size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )
self.SetSizeHintsSz( wx.DefaultSize, wx.DefaultSize )
bSizer2 = wx.BoxSizer( wx.VERTICAL )
self.m_textCtrlusername = wx.TextCtrl( self, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_textCtrlusername, 0, wx.ALL, 5 )
self.m_textCtrlpassword = wx.TextCtrl( self, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_textCtrlpassword, 0, wx.ALL, 5 )
self.m_buttonOK = wx.Button( self, wx.ID_ANY, u"OK", wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_buttonOK, 0, wx.ALL, 5 )
self.SetSizer( bSizer2 )
self.Layout()
self.Centre( wx.BOTH )
# Connect Events
self.m_buttonOK.Bind( wx.EVT_BUTTON, self.OnOK )
def __del__( self ):
pass
# Virtual event handlers, overide them in your derived class
def OnOK( self, event ):
# Enable "m_buttondisabled" button in the mainFrame
event.Skip()
谢谢。解决这个问题有几种方法。最简单的方法之一就是将您的登录框制作成一个对话框,这样您就可以轻松地以模式显示它。然后添加一个类实例属性,您可以使用该属性确定是否按下了
OK
按钮。在这种情况下,我将使用self.ok
作为我的属性
import wx
import wx.xrc
###########################################################################
## Class mainFrame
###########################################################################
class mainFrame ( wx.Frame ):
def __init__( self, parent ):
wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition, size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )
self.SetSizeHintsSz( wx.DefaultSize, wx.DefaultSize )
bSizer1 = wx.BoxSizer( wx.VERTICAL )
self.m_buttonlogin = wx.Button( self, wx.ID_ANY, u"Login", wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer1.Add( self.m_buttonlogin, 0, wx.ALL, 5 )
self.m_buttondisabled = wx.Button( self, wx.ID_ANY, u"Dsiabled", wx.DefaultPosition, wx.DefaultSize, 0 )
self.m_buttondisabled.Enable( False )
bSizer1.Add( self.m_buttondisabled, 0, wx.ALL, 5 )
self.SetSizer( bSizer1 )
self.Layout()
self.Centre( wx.BOTH )
# Connect Events
self.m_buttonlogin.Bind( wx.EVT_BUTTON, self.OnLogin )
def __del__( self ):
pass
# Virtual event handlers, overide them in your derived class
def OnLogin( self, event ):
login = loginDialog(self)
dlg = loginDialog(self)
dlg.ShowModal()
if dlg.ok:
self.m_buttondisabled.Enable(True)
event.Skip()
###########################################################################
## Class loginFrame
###########################################################################
class loginDialog( wx.Dialog ):
def __init__( self, parent ):
wx.Dialog.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition,
size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )
self.ok = False
self.SetSizeHintsSz( wx.DefaultSize, wx.DefaultSize )
bSizer2 = wx.BoxSizer( wx.VERTICAL )
self.m_textCtrlusername = wx.TextCtrl( self, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_textCtrlusername, 0, wx.ALL, 5 )
self.m_textCtrlpassword = wx.TextCtrl( self, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_textCtrlpassword, 0, wx.ALL, 5 )
self.m_buttonOK = wx.Button( self, wx.ID_ANY, u"OK", wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_buttonOK, 0, wx.ALL, 5 )
self.SetSizer( bSizer2 )
self.Layout()
self.Centre( wx.BOTH )
# Connect Events
self.m_buttonOK.Bind( wx.EVT_BUTTON, self.OnOK )
def __del__( self ):
pass
def MakeModal(self, modal=True):
if modal and not hasattr(self, '_disabler'):
self._disabler = wx.WindowDisabler(self)
if not modal and hasattr(self, '_disabler'):
del self._disabler
self.Show()
# Virtual event handlers, overide them in your derived class
def OnOK( self, event ):
self.ok = True
# Enable "m_buttondisabled" button in the mainFrame
event.Skip()
self.Destroy()
if __name__ == '__main__':
app = wx.App(False)
frame = mainFrame(None)
frame.Show()
app.MainLoop()
通过这样做,我可以检查对话框实例的ok
属性是否为True
或False
,并通过启用(或不启用)按钮进行相应操作
另一种选择是使用wxPython的内置pubsub模块:
loginFrame
中的parent
属性
import wx
import wx.xrc
###########################################################################
## Class mainFrame
###########################################################################
class mainFrame ( wx.Frame ):
def __init__( self, parent ):
wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition, size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )
self.SetSizeHints( wx.DefaultSize, wx.DefaultSize )
bSizer1 = wx.BoxSizer( wx.VERTICAL )
self.m_buttonlogin = wx.Button( self, wx.ID_ANY, u"Login", wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer1.Add( self.m_buttonlogin, 0, wx.ALL, 5 )
self.m_buttondisabled = wx.Button( self, wx.ID_ANY, u"Disabled", wx.DefaultPosition, wx.DefaultSize, 0 )
self.m_buttondisabled.Enable( False )
bSizer1.Add( self.m_buttondisabled, 0, wx.ALL, 5 )
self.SetSizer( bSizer1 )
self.Layout()
self.Centre( wx.BOTH )
# Connect Events
self.m_buttonlogin.Bind( wx.EVT_BUTTON, self.OnLogin )
def __del__( self ):
pass
# Virtual event handlers, overide them in your derived class
def OnLogin( self, event ):
loginFrame(self).Show()
event.Skip()
###########################################################################
## Class loginFrame
###########################################################################
class loginFrame ( wx.Frame ):
def __init__( self, parent ):
wx.Frame.__init__ ( self, parent, id = wx.ID_ANY, title = wx.EmptyString, pos = wx.DefaultPosition, size = wx.Size( 500,300 ), style = wx.DEFAULT_FRAME_STYLE|wx.TAB_TRAVERSAL )
self.parent = parent
self.SetSizeHints( wx.DefaultSize, wx.DefaultSize )
bSizer2 = wx.BoxSizer( wx.VERTICAL )
self.m_textCtrlusername = wx.TextCtrl( self, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_textCtrlusername, 0, wx.ALL, 5 )
self.m_textCtrlpassword = wx.TextCtrl( self, wx.ID_ANY, wx.EmptyString, wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_textCtrlpassword, 0, wx.ALL, 5 )
self.m_buttonOK = wx.Button( self, wx.ID_ANY, u"OK", wx.DefaultPosition, wx.DefaultSize, 0 )
bSizer2.Add( self.m_buttonOK, 0, wx.ALL, 5 )
self.SetSizer( bSizer2 )
self.Layout()
self.Centre( wx.BOTH )
# Connect Events
self.m_buttonOK.Bind( wx.EVT_BUTTON, self.OnOK )
def __del__( self ):
pass
# Virtual event handlers, overide them in your derived class
def OnOK( self, event ):
# Enable "m_buttondisabled" button in the mainFrame
self.parent.m_buttondisabled.Enable( True )
self.parent.m_buttonlogin.Enable( False)
event.Skip()
app = wx.App()
frame = mainFrame(None)
frame.Show()
app.MainLoop()
你好,迈克,谢谢你的代码和逻辑工作的pubsub参考。但对于pubsub来说,它对我不起作用,我认为这是一个版本问题。您使用的是哪个版本的wxPython?我可以举一个简单的例子