1999-09-01 16:53:22 -04:00
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#!/usr/bin/env python
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#---------------------------------------------------------------------------
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1999-08-24 16:14:14 -04:00
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"""
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This demo attempts to override the C++ MainLoop and implement it
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in Python. This is not part of the demo framework.
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THIS FEATURE IS STILL EXPERIMENTAL...
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"""
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from wxPython.wx import *
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import time
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#---------------------------------------------------------------------------
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class MyFrame(wxFrame):
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def __init__(self, parent, id, title):
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wxFrame.__init__(self, parent, id, title,
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wxPoint(100, 100), wxSize(160, 150))
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EVT_SIZE(self, self.OnSize)
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EVT_MOVE(self, self.OnMove)
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EVT_CLOSE(self, self.OnCloseWindow)
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EVT_IDLE(self, self.OnIdle)
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self.count = 0
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panel = wxPanel(self, -1)
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wxStaticText(panel, -1, "Size:",
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wxDLG_PNT(panel, wxPoint(4, 4)), wxDefaultSize)
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wxStaticText(panel, -1, "Pos:",
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wxDLG_PNT(panel, wxPoint(4, 16)), wxDefaultSize)
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wxStaticText(panel, -1, "Idle:",
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wxDLG_PNT(panel, wxPoint(4, 28)), wxDefaultSize)
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self.sizeCtrl = wxTextCtrl(panel, -1, "",
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wxDLG_PNT(panel, wxPoint(24, 4)),
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wxDLG_SZE(panel, wxSize(36, -1)),
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wxTE_READONLY)
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self.posCtrl = wxTextCtrl(panel, -1, "",
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wxDLG_PNT(panel, wxPoint(24, 16)),
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wxDLG_SZE(panel, wxSize(36, -1)),
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wxTE_READONLY)
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self.idleCtrl = wxTextCtrl(panel, -1, "",
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wxDLG_PNT(panel, wxPoint(24, 28)),
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wxDLG_SZE(panel, wxSize(36, -1)),
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wxTE_READONLY)
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def OnCloseWindow(self, event):
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app.keepGoing = false
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self.Destroy()
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def OnIdle(self, event):
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self.idleCtrl.SetValue(str(self.count))
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self.count = self.count + 1
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def OnSize(self, event):
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size = event.GetSize()
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self.sizeCtrl.SetValue("%s, %s" % (size.width, size.height))
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event.Skip()
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def OnMove(self, event):
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pos = event.GetPosition()
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self.posCtrl.SetValue("%s, %s" % (pos.x, pos.y))
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#---------------------------------------------------------------------------
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class MyApp(wxApp):
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def MainLoop(self):
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# This outer loop determines when to exit the application, for
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# this example we let the main frame reset this flag when it
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# closes.
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while self.keepGoing:
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# At this point in the outer loop you could do whatever you
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# implemented your own MainLoop for. It should be quick and
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# non-blocking, otherwise your GUI will freeze. For example,
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# call Fnorb's reactor.do_one_event(0), etc.
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# call_your_code_here()
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# This inner loop will process any GUI events until there
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# are no more waiting.
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while self.Pending():
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self.Dispatch()
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# Send idle events to idle handlers. You may want to throtle
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# this back a bit so there is not too much CPU time spent in
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# the idle handlers. For this example, I'll just snooze a
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# little...
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time.sleep(0.25)
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self.ProcessIdle()
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def OnInit(self):
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frame = MyFrame(NULL, -1, "This is a test")
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frame.Show(true)
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self.SetTopWindow(frame)
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self.keepGoing = true
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return true
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app = MyApp(0)
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app.MainLoop()
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