+++ /dev/null
-#!/usr/bin/env python
-
-"""
-This demo attempts to override the C++ MainLoop and implement it
-in Python.
-"""
-
-import time
-import wx
-
-#---------------------------------------------------------------------------
-
-class MyFrame(wx.Frame):
-
- def __init__(self, parent, id, title):
- wx.Frame.__init__(self, parent, id, title,
- (100, 100), (160, 150))
-
- self.Bind(wx.EVT_SIZE, self.OnSize)
- self.Bind(wx.EVT_MOVE, self.OnMove)
- self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
- self.Bind(wx.EVT_IDLE, self.OnIdle)
-
- self.count = 0
-
- panel = wx.Panel(self)
- sizer = wx.FlexGridSizer(cols=2, hgap=5, vgap=5)
-
- self.sizeCtrl = wx.TextCtrl(panel, -1, "", style=wx.TE_READONLY)
- sizer.Add(wx.StaticText(panel, -1, "Size:"))
- sizer.Add(self.sizeCtrl)
-
- self.posCtrl = wx.TextCtrl(panel, -1, "", style=wx.TE_READONLY)
- sizer.Add(wx.StaticText(panel, -1, "Pos:"))
- sizer.Add(self.posCtrl)
-
- self.idleCtrl = wx.TextCtrl(panel, -1, "", style=wx.TE_READONLY)
- sizer.Add(wx.StaticText(panel, -1, "Idle:"))
- sizer.Add(self.idleCtrl)
-
- border = wx.BoxSizer()
- border.Add(sizer, 0, wx.ALL, 20)
- panel.SetSizer(border)
-
-
- def OnCloseWindow(self, event):
- app.keepGoing = False
- self.Destroy()
-
- def OnIdle(self, event):
- self.idleCtrl.SetValue(str(self.count))
- self.count = self.count + 1
-
- def OnSize(self, event):
- size = event.GetSize()
- self.sizeCtrl.SetValue("%s, %s" % (size.width, size.height))
- event.Skip()
-
- def OnMove(self, event):
- pos = event.GetPosition()
- self.posCtrl.SetValue("%s, %s" % (pos.x, pos.y))
-
-
-
-#---------------------------------------------------------------------------
-
-class MyApp(wx.App):
- def MainLoop(self):
-
- # Create an event loop and make it active. If you are
- # only going to temporarily have a nested event loop then
- # you should get a reference to the old one and set it as
- # the active event loop when you are done with this one...
- evtloop = wx.EventLoop()
- old = wx.EventLoop.GetActive()
- wx.EventLoop.SetActive(evtloop)
-
- # This outer loop determines when to exit the application,
- # for this example we let the main frame reset this flag
- # when it closes.
- while self.keepGoing:
- # At this point in the outer loop you could do
- # whatever you implemented your own MainLoop for. It
- # should be quick and non-blocking, otherwise your GUI
- # will freeze.
-
- # call_your_code_here()
-
-
- # This inner loop will process any GUI events
- # until there are no more waiting.
- while evtloop.Pending():
- evtloop.Dispatch()
-
- # Send idle events to idle handlers. You may want to
- # throttle this back a bit somehow so there is not too
- # much CPU time spent in the idle handlers. For this
- # example, I'll just snooze a little...
- time.sleep(0.10)
- self.ProcessIdle()
-
- wx.EventLoop.SetActive(old)
-
-
-
- def OnInit(self):
- frame = MyFrame(None, -1, "This is a test")
- frame.Show(True)
- self.SetTopWindow(frame)
-
- self.keepGoing = True
- return True
-
-
-app = MyApp(False)
-app.MainLoop()
-
-
-
-
-