问题描述
现在我有两个Panel Panelone和Paneltwo,并且在Frame中使用笔记本 当我单击按钮时,我想将Panelone的值返回给PanelTwo 喜欢
class PanelTwo(wx.panel):
def __init__(self,parent):
super(PanelTwo,self).__init__(parent)
self.choice1 = wx.ComboBox(self,value=**the Panelone Value**,choices=,style=wx.CB_SORT,pos=(100,5)) or
self.choice1.SetValue(the Panelone Value)
class Panelone(wx.panel):
def __init__(self,parent):
choicelist = ['1','2','3','5','6']
super(Panelone,self).__init__(parent)
self.choice = wx.ComboBox(self,value="1",choices=choicelist,5))
self.btn = wx.Button(self,label="Summit",pos=(250,10),size=(80,50))
self.Bind(wx.EVT_BUTTON,self.BtnCheck,self.btn)
def BtnCheck(self,event):
**When I click the button,I want to return the value of Panelone to PanelTwo**
class Game(wx.Frame):
def __init__(self,parent,title):
super(Game,self).__init__(parent,title=title,size=(900,700))
self.InitUI()
def InitUI(self):
nb = wx.Notebook(self)
nb.AddPage(PanelOne(nb),"PanelOne")
nb.AddPage(PanelTwo(nb),"PanelTwo")
self.Centre()
self.Show(True)
解决方法
首先,如果您正在学习,建议您使用WxGlade构建图形界面。您的代码是纯意大利面,并且充满语法错误:(。
在您的示例中,这非常简单,因为所有元素都属于同一文件,并且位于同一类中。
例如:
= Sku Internals
type alias Internals =
{ id : String -- READONLY,name : String -- READ/WRITE,imgExtras : ( List ImgExtra,String ) -- READ/WRITE,availableSizes : List String -- READ/WRITE
}
但这并不常见。通常,每个面板都将在其自己的类中的单独文件中。在这种情况下,您必须将引用从主机框架传递到每个面板,然后我们使用该引用来访问主机架上的元素(例如,另一个面板)。
MAINFRAME
#!/usr/bin/env python
# -*- coding: UTF-8 -*-
import wx
# THE MAIN FRAME:
class MainFrame(wx.Frame):
def __init__(self,*args,**kwds):
kwds["style"] = kwds.get("style",0) | wx.DEFAULT_FRAME_STYLE
wx.Frame.__init__(self,**kwds)
self.SetSize((734,501))
# The main notebook:
self.main_notebook = wx.Notebook(self,wx.ID_ANY)
# Notebook's panels:
self.panel1 = wx.Panel(self.main_notebook,wx.ID_ANY)
self.panel2 = wx.Panel(self.main_notebook,wx.ID_ANY)
# Content of panel1:
self.choiceFruits = wx.Choice(self.panel1,wx.ID_ANY,choices=[])
self.btn_send = wx.Button(self.panel1,"Send Value to Panel2")
#Content of panel2:
self.txt_result = wx.TextCtrl(self.panel2,"")
#Binding events:
# event,custom event handler,gui element
self.Bind(wx.EVT_BUTTON,self.OnBtnSendClick,self.btn_send)
self.__set_properties()
self.__do_layout()
def __set_properties(self):
self.SetTitle("frame")
choices = ['Apple','Banana','Peach','Strawberry']
self.choiceFruits.SetItems(choices)
self.choiceFruits.SetSelection(0)
def __do_layout(self):
# begin wxGlade: MainFrame.__do_layout
sizer_1 = wx.BoxSizer(wx.VERTICAL)
grid_sizer_2 = wx.FlexGridSizer(2,1,0)
grid_sizer_1 = wx.FlexGridSizer(2,2,10)
label_1 = wx.StaticText(self.panel1,"Choose a fruit:")
grid_sizer_1.Add(label_1,wx.ALL,10)
grid_sizer_1.Add((0,0),0)
grid_sizer_1.Add(self.choiceFruits,wx.BOTTOM | wx.EXPAND | wx.LEFT | wx.RIGHT,10)
grid_sizer_1.Add(self.btn_send,wx.BOTTOM | wx.EXPAND | wx.RIGHT,10)
self.panel1.SetSizer(grid_sizer_1)
grid_sizer_1.AddGrowableCol(0)
label_2 = wx.StaticText(self.panel2,"You have selected:")
grid_sizer_2.Add(label_2,10)
grid_sizer_2.Add(self.txt_result,wx.ALL | wx.EXPAND,10)
self.panel2.SetSizer(grid_sizer_2)
grid_sizer_2.AddGrowableCol(0)
self.main_notebook.AddPage(self.panel1,"Panel 1")
self.main_notebook.AddPage(self.panel2,"Panel 2")
sizer_1.Add(self.main_notebook,wx.EXPAND,0)
self.SetSizer(sizer_1)
self.Layout()
# end wxGlade
# Custom event handler:
def OnBtnSendClick(self,event):
selectedFruit = self.choiceFruits.GetString(self.choiceFruits.GetSelection())
self.txt_result.SetValue(selectedFruit)
wx.MessageBox("You have selected \"%s\"" % selectedFruit)
# The Main Class:
class MyApp(wx.App):
def OnInit(self):
self.main_frame = MainFrame(None,"")
self.SetTopWindow(self.main_frame)
self.main_frame.Show()
return True
# Main APP Method.
if __name__ == "__main__":
app = MyApp(0)
app.MainLoop()
面板1
#!/usr/bin/env python
# -*- coding: UTF-8 -*-
import wx
from panel1 import Panel1
from panel2 import Panel2
# THE MAIN FRAME:
class MainFrame(wx.Frame):
def __init__(self,wx.ID_ANY)
# Notebook's panels:
self.panel1 = Panel1(self.main_notebook,wx.ID_ANY)
self.panel2 = Panel2(self.main_notebook,wx.ID_ANY)
# Pass reference of the main frame to each panel:
self.panel1.SetParent(self)
self.panel2.SetParent(self)
self.__set_properties()
self.__do_layout()
def __set_properties(self):
self.SetTitle("frame")
def __do_layout(self):
sizer_1 = wx.BoxSizer(wx.VERTICAL)
grid_sizer_2 = wx.FlexGridSizer(2,0)
self.main_notebook.AddPage(self.panel1,0)
self.SetSizer(sizer_1)
self.Layout()
# The Main Class:
class MyApp(wx.App):
def OnInit(self):
self.main_frame = MainFrame(None,"")
self.SetTopWindow(self.main_frame)
self.main_frame.Show()
return True
# Main APP Method.
if __name__ == "__main__":
app = MyApp(0)
app.MainLoop()
面板2
# -*- coding: UTF-8 -*-
import wx
class Panel1(wx.Panel):
def __init__(self,**kwds):
# begin wxGlade: Panel1.__init__
kwds["style"] = kwds.get("style",0) | wx.TAB_TRAVERSAL
wx.Panel.__init__(self,**kwds)
# Content of panel1:
self.choiceFruits = wx.Choice(self,choices=[])
self.btn_send = wx.Button(self,"Send Value to Panel2")
self._parent = None
#Binding events:
# event,self.btn_send)
self.__set_properties()
self.__do_layout()
def __set_properties(self):
choices = ['Apple','Strawberry']
self.choiceFruits.SetItems(choices)
self.choiceFruits.SetSelection(0)
def __do_layout(self):
grid_sizer_2 = wx.FlexGridSizer(2,0)
label_2 = wx.StaticText(self,"Choose a fruit:")
grid_sizer_2.Add(label_2,wx.LEFT | wx.RIGHT | wx.TOP,10)
grid_sizer_2.Add((0,0)
grid_sizer_2.Add(self.choiceFruits,10)
grid_sizer_2.Add(self.btn_send,wx.BOTTOM | wx.RIGHT | wx.TOP,10)
self.SetSizer(grid_sizer_2)
grid_sizer_2.Fit(self)
grid_sizer_2.AddGrowableCol(0)
self.Layout()
# end wxGlade
def SetParent(self,parent):
self._parent = parent
# Custom event handler:
def OnBtnSendClick(self,event):
selectedFruit = self.choiceFruits.GetString(self.choiceFruits.GetSelection())
# here is the trick !!!
self._parent.panel2.txt_result.SetValue(selectedFruit)
wx.MessageBox("You have selected \"%s\"" % selectedFruit)
诀窍在于Panel1的(btn_send)按钮事件处理程序中:
# -*- coding: UTF-8 -*-
import wx
class Panel2(wx.Panel):
def __init__(self,**kwds):
kwds["style"] = kwds.get("style",**kwds)
#Content of panel2:
self.txt_result = wx.TextCtrl(self,"")
self.__set_properties()
self.__do_layout()
def __set_properties(self):
pass
def __do_layout(self):
grid_sizer_2 = wx.FlexGridSizer(2,10)
self.SetSizer(grid_sizer_2)
grid_sizer_2.Fit(self)
grid_sizer_2.AddGrowableCol(0)
self.Layout()
def SetParent(self,parent):
self._parent = parent