我正在使用wx制作一个GUI来运行另一个程序。我有两个Notebook选项卡:第一个用于输入,第二个用于我的程序的输出。我想设置这样一个功能,即用户将在InputPanel中指示程序输出目录,OutputPanel中的ComboBox将更新为该目录的内容。我的代码简化版本如下:
#!/usr/bin/python
import glob
import wx
class InputPanel(wx.Panel):
dirF = 0
def __init__(self, parent):
wx.Panel.__init__(self, parent=parent, id=wx.ID_ANY)
self.dirFileText = wx.StaticText(self, label="Output Directory:")
self.dirFile = wx.TextCtrl(self, value="fuda", style = wx.TE_PROCESS_ENTER)
self.Bind(wx.EVT_TEXT, self.EvtText, self.dirFile)
sizer = wx.BoxSizer(wx.HORIZONTAL)
sizer.Add(self.dirFileText, 0, wx.ALL, 2)
sizer.Add(self.dirFile, 0, wx.ALL|wx.EXPAND,2)
self.SetSizer(sizer)
sizer.Fit(self)
def EvtText(self, event):
event.GetString()
InputPanel.dirF = self.dirFile.GetValue()
class OutputPanel(wx.Panel):
def __init__(self, parent):
wx.Panel.__init__(self, parent=parent, id=wx.ID_ANY)
self.dirText = wx.StaticText(self, label="Choice?")
self.dirT = wx.ComboBox(self, choices='', style=wx.CB_READONLY)
self.dirT.SetItems(glob.glob("%s/*.dat" % (InputPanel.dirF)))
self.Bind(wx.EVT_COMBOBOX, self.onSelect, self.dirT)
sizer = wx.BoxSizer(wx.HORIZONTAL)
sizer.Add(self.dirText, 0, wx.ALL, 2)
sizer.Add(self.dirT, 0, wx.ALL|wx.EXPAND, 2)
self.SetSizer(sizer)
sizer.Fit(self)
def onSelect(self, event):
event.GetSelection()
class Notebook(wx.Notebook):
def __init__(self, parent):
wx.Notebook.__init__(self, parent, id=wx.ID_ANY, style=wx.BK_DEFAULT)
tabOne = InputPanel(self)
self.AddPage(tabOne, "Input")
tabTwo = OutputPanel(self)
self.AddPage(tabTwo, "Output")
self.Bind(wx.EVT_NOTEBOOK_PAGE_CHANGED, self.onPageChanged)
self.Bind(wx.EVT_NOTEBOOK_PAGE_CHANGING, self.onPageChanging)
def onPageChanged(self, event):
event.Skip()
def onPageChanging(self, event):
event.Skip()
class MainWindow(wx.Frame):
def __init__(self):
wx.Frame.__init__(self, None, wx.ID_ANY, "nmrPipeFit", size=(600,400))
panel = wx.Panel(self)
# Setting up the menu
filemenu = wx.Menu()
menuExit = filemenu.Append(wx.ID_EXIT, "E&xit", "Exit the program")
menubar = wx.MenuBar() # Create the menubar
menubar.Append(filemenu, "&File") # Add file menu to menubar
self.SetMenuBar(menubar) # Add menubar to frame
# Set menu events
self.Bind(wx.EVT_MENU, self.OnExit, menuExit)
notebook = Notebook(panel)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(notebook, 1, wx.ALL|wx.EXPAND, 5)
panel.SetSizer(sizer)
sizer.Fit(self)
self.Layout()
self.Show()
def OnExit(self, event):
self.Close(True) # Close the frame
if __name__== "__main__":
app=wx.PySimpleApp()
frame = MainWindow()
app.MainLoop()
我尝试了几种不同的方法来更新组合框的选择列表,以响应从InputPanel更改目录,但都没有成功。非常感谢您的帮助。
提前致谢, Michael Latham