those that are frames or dialogs then the panel just has a button that launches it. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28739 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			141 lines
		
	
	
		
			5.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			141 lines
		
	
	
		
			5.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
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import  os
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import  wx
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#---------------------------------------------------------------------------
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# This is how you pre-establish a file filter so that the dialog
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# only shows the extension(s) you want it to.
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wildcard = "Python source (*.py)|*.py|"     \
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           "Compiled Python (*.pyc)|*.pyc|" \
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           "SPAM files (*.spam)|*.spam|"    \
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           "Egg file (*.egg)|*.egg|"        \
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           "All files (*.*)|*.*"
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#---------------------------------------------------------------------------
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class TestPanel(wx.Panel):
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    def __init__(self, parent, log):
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        self.log = log
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        wx.Panel.__init__(self, parent, -1)
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        b = wx.Button(self, -1, "Create and Show an OPEN FileDialog", (50,50))
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        self.Bind(wx.EVT_BUTTON, self.OnButton, b)
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        b = wx.Button(self, -1, "Create and Show a SAVE FileDialog", (50,90))
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        self.Bind(wx.EVT_BUTTON, self.OnButton2, b)
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    def OnButton(self, evt):
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        self.log.WriteText("CWD: %s\n" % os.getcwd())
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        # Create the dialog. In this case the current directory is forced as the starting
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        # directory for the dialog, and no default file name is forced. This can easilly
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        # be changed in your program. This is an 'open' dialog, and allows multitple
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        # file selections as well.
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        #
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        # Finally, if the directory is changed in the process of getting files, this
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        # dialog is set up to change the current working directory to the path chosen.
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        dlg = wx.FileDialog(
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            self, message="Choose a file", defaultDir=os.getcwd(), 
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            defaultFile="", wildcard=wildcard, style=wx.OPEN | wx.MULTIPLE | wx.CHANGE_DIR
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            )
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        # Show the dialog and retrieve the user response. If it is the OK response, 
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        # process the data.
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        if dlg.ShowModal() == wx.ID_OK:
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            # This returns a Python list of files that were selected.
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            paths = dlg.GetPaths()
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            self.log.WriteText('You selected %d files:' % len(paths))
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            for path in paths:
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                self.log.WriteText('           %s\n' % path)
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        # Compare this with the debug above; did we change working dirs?
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        self.log.WriteText("CWD: %s\n" % os.getcwd())
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        # Destroy the dialog. Don't do this until you are done with it!
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        # BAD things can happen otherwise!
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        dlg.Destroy()
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    def OnButton2(self, evt):
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        self.log.WriteText("CWD: %s\n" % os.getcwd())
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        # Create the dialog. In this case the current directory is forced as the starting
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        # directory for the dialog, and no default file name is forced. This can easilly
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        # be changed in your program. This is an 'save' dialog.
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        #
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        # Unlike the 'open dialog' example found elsewhere, this example does NOT
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        # force the current working directory to change if the user chooses a different
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        # directory than the one initially set.
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        dlg = wx.FileDialog(
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            self, message="Save file as ...", defaultDir=os.getcwd(), 
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            defaultFile="", wildcard=wildcard, style=wx.SAVE
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            )
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        # This sets the default filter that the user will initially see. Otherwise,
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        # the first filter in the list will be used by default.
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        dlg.SetFilterIndex(2)
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        # Show the dialog and retrieve the user response. If it is the OK response, 
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        # process the data.
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        if dlg.ShowModal() == wx.ID_OK:
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            path = dlg.GetPath()
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            self.log.WriteText('You selected "%s"' % path)
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            # Normally, at this point you would save your data using the file and path
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            # data that the user provided to you, but since we didn't actually start
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            # with any data to work with, that would be difficult.
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            # 
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            # The code to do so would be similar to this, assuming 'data' contains
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            # the data you want to save:
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            #
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            # fp = file(path, 'w') # Create file anew
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            # fp.write(data)
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            # fp.close()
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            #
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            # You might want to add some error checking :-)
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            #
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        # Note that the current working dir didn't change. This is good since
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        # that's the way we set it up.
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        self.log.WriteText("CWD: %s\n" % os.getcwd())
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        # Destroy the dialog. Don't do this until you are done with it!
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        # BAD things can happen otherwise!
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        dlg.Destroy()
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#---------------------------------------------------------------------------
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def runTest(frame, nb, log):
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    win = TestPanel(nb, log)
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    return win
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#---------------------------------------------------------------------------
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overview = """\
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This class provides the file selection dialog. It incorporates OS-native features
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depending on the OS in use, and can be used both for open and save operations. 
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The files displayed can be filtered by setting up a wildcard filter, multiple files
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can be selected (open only), and files can be forced in a read-only mode.
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There are two ways to get the results back from the dialog. GetFiles() returns only
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the file names themselves, in a Python list. GetPaths() returns the full path and 
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filenames combined as a Python list.
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"""
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if __name__ == '__main__':
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    import sys,os
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    import run
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    run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:])
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