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1
2 import sys
3
4 import wx
5 import wx.lib.infoframe
6
7 #----------------------------------------------------------------------
8
9 class MyFrame(wx.Frame):
10 def __init__(self, output):
11 wx.Frame.__init__(self, None, -1, "Close me...", size=(300,100))
12
13 menubar = wx.MenuBar()
14
15 # Output menu
16 menu = wx.Menu()
17
18 # Enable output menu item
19 mID = wx.NewId()
20 menu.Append(mID, "&Enable output", "Display output frame")
21 self.Bind(wx.EVT_MENU, output.EnableOutput, id=mID)
22
23 # Disable output menu item
24 mID = wx.NewId()
25 menu.Append(mID, "&Disable output", "Close output frame")
26 self.Bind(wx.EVT_MENU, output.DisableOutput, id=mID)
27
28 # Attach the menu to our menu bar
29 menubar.Append(menu, "&Output")
30
31 # Attach menu bar to frame
32 self.SetMenuBar(menubar)
33
34 # Point to ourselves as the output object's parent.
35 output.SetParent(self)
36
37 # Associate menu bar with output object
38 output.SetOtherMenuBar(menubar, menuname="Output")
39
40 self.Bind(wx.EVT_CLOSE, self.OnClose)
41 # We're going to set up a timer; set up an event handler for it.
42 self.Bind(wx.EVT_TIMER, self.OnTimer)
43
44 # Set up a timer for demo purposes
45 self.timer = wx.Timer(self, -1)
46 self.timer.Start(1000)
47
48 # Get a copy of stdout and set it aside. We'll use it later.
49 self.save_stdout = sys.stdout
50
51 # Now point to the output object for stdout
52 sys.stdout = self.output = output
53 # ... and use it.
54 print "Hello!"
55
56 def OnClose(self,event):
57 # We stored a pointer to the original stdout above in .__init__(), and
58 # here we restore it before closing the window.
59 sys.stdout = self.save_stdout
60
61 # Clean up
62 self.output.close()
63 self.timer.Stop()
64 self.timer = None
65
66 self.Destroy()
67
68 # Event handler for timer events.
69 def OnTimer(self, evt):
70 print "This was printed with \"print\""
71
72
73 #----------------------------------------------------------------------
74
75 overview = wx.lib.infoframe.__doc__
76
77 def runTest(frame, nb, log):
78 """
79 This method is used by the wxPython Demo Framework for integrating
80 this demo with the rest.
81 """
82 win = MyFrame(wx.lib.infoframe.PyInformationalMessagesFrame())
83 frame.otherWin = win
84 win.Show(1)
85
86 #----------------------------------------------------------------------
87
88 if __name__ == "__main__":
89 ## class MyFrame(wxFrame):
90 ## def __init__(self,output):
91 ## wxFrame.__init__(self,None,-1,"Close me...",size=(300,100))
92 ## EVT_CLOSE(self,self.OnClose)
93 ## menubar = wxMenuBar()
94 ## menu = wxMenu()
95 ## mID = wxNewId()
96 ## menu.Append(mID,"&Enable output","Display output frame")
97 ## EVT_MENU(self,mID,output.EnableOutput)
98 ## mID = wxNewId()
99 ## menu.Append(mID,"&Disable output","Close output frame")
100 ## EVT_MENU(self,mID,output.DisableOutput)
101 ## menubar.Append(menu,"&Output")
102 ## self.SetMenuBar(menubar)
103 ## output.SetOtherMenuBar(menubar,menuname="Output")
104
105 ## def OnClose(self,event):
106 ## if isinstance(sys.stdout,wx.lib.infoframe.PyInformationalMessagesFrame):
107 ## sys.stdout.close()
108 ## self.Destroy()
109
110 class MyApp(wx.App):
111
112 # Override the default output window and point it to the
113 # custom class.
114 outputWindowClass = wx.lib.infoframe.PyInformationalMessagesFrame
115
116 def OnInit(self):
117
118 # At this point, we should probably check to see if self.stdioWin
119 # is actually pointed to something. By default, wx.App() sets this
120 # attribute to None. This causes problems when setting up the menus
121 # in MyFrame() above. On the other hand, since there's little that
122 # can be done at this point, you might be better served putting
123 # an error handler directly into MyFrame().
124 #
125 # That's in practice. In the case of this demo, the whole point
126 # of the exercise is to demonstrate the window, so we're being
127 # just a little lazy for clarity's sake. But do be careful in
128 # a 'real world' implementation :-)
129
130 frame = MyFrame(self.stdioWin)
131 frame.Show(True)
132 self.SetTopWindow(frame)
133
134 # Associate the frame with stdout.
135 if isinstance(sys.stdout, wx.lib.infoframe.PyInformationalMessagesFrame):
136 sys.stdout.SetParent(frame)
137
138 print "Starting.\n",
139 return True
140
141 # *extremely important*
142 #
143 # In this demo, if the redirect flag is set to False, the infoframe will not
144 # be created or used. All output will go to the default stdout, which in this
145 # case will cause the app to throw an exception. In a real app, you should
146 # probably plan ahead and add a check before forging ahead. See suggestion above.
147 app = MyApp(True)
148 app.MainLoop()