X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ec873c943d71f0d5f13e3398557071448cda6c23..a4027e74873007e3430af3bd77019bcab76f6c04:/wxPython/demo/Timer.py diff --git a/wxPython/demo/Timer.py b/wxPython/demo/Timer.py deleted file mode 100644 index 4ed40872b9..0000000000 --- a/wxPython/demo/Timer.py +++ /dev/null @@ -1,267 +0,0 @@ -import time -import wx -import wx.lib.scrolledpanel as sp - -#---------------------------------------------------------------------- - - -header = """\ -This demo shows the various ways that wx.Timers can be used in your code. Just -select one of the buttons in the left column to start a timer in the indicated way, -and watch the log window below for messages printed when the timer event or callback -happens. Clicking the corresponding button on the right will stop that timer. Since -timers are not owned by any other wx object you should hold on to a reference to the -timer until you are completely finished with it. """ - -doc1 = """\ -Binding an event handler to the wx.EVT_TIMER event is the -prefered way to use the wx.Timer class directly. It makes -handling timer events work just like normal window events. You -just need to specify the window that is to receive the event in -the wx.Timer constructor. If that window needs to be able to -receive events from more than one timer then you can optionally -specify an ID for the timer and the event binding. -""" - - -doc2 = """\ -wx.CallLater is a convenience class for wx.Timer. You just -specify the timeout in milliseconds and a callable object, along -with any args or keyword args you would like to be passed to your -callable, and wx.CallLater takes care of the rest. If you don't -need to get the return value of the callable or to restart the -timer then there is no need to hold a reference to this object. -""" - - -doc3 = """\ -If you derive a class from wx.Timer and give it a Notify method -then it will be called when the timer expires. -""" - - -doc4 = """\ -wx.PyTimer is the old way (a kludge that goes back all the way to -the first version of wxPython) to bind a timer directly to a -callable. You should migrate any code that uses this method to -use EVT_TIMER instead as this may be deprecated in the future. -""" - - -class TestPanel(sp.ScrolledPanel): - def __init__(self, parent, log): - self.log = log - sp.ScrolledPanel.__init__(self, parent, -1) - - outsideSizer = wx.BoxSizer(wx.VERTICAL) - - text = wx.StaticText(self, -1, "wx.Timer", style=wx.ALIGN_CENTRE) - text.SetFont(wx.Font(24, wx.SWISS, wx.NORMAL, wx.BOLD, False)) - text.SetSize(text.GetBestSize()) - text.SetForegroundColour(wx.BLUE) - outsideSizer.Add(text, 0, wx.EXPAND|wx.ALL, 5) - outsideSizer.Add(wx.StaticText(self, -1, header), 0, wx.ALIGN_CENTER|wx.ALL, 5) - outsideSizer.Add(wx.StaticLine(self, -1), 0, wx.EXPAND) - outsideSizer.Add((20,20)) - - - t1b1 = wx.Button(self, -1, "EVT_TIMER") - t1b2 = wx.Button(self, -1, "stop timer") - t1st = wx.StaticText(self, -1, doc1) - t1b2.Disable() - self.Bind(wx.EVT_BUTTON, self.OnTest1Start, t1b1) - self.Bind(wx.EVT_BUTTON, self.OnTest1Stop, t1b2) - - # Bind all EVT_TIMER events to self.OnTest1Timer - self.Bind(wx.EVT_TIMER, self.OnTest1Timer) - - - t2b1 = wx.Button(self, -1, "wx.CallLater") - t2b2 = wx.Button(self, -1, "stop timer") - t2st = wx.StaticText(self, -1, doc2) - t2b2.Disable() - self.Bind(wx.EVT_BUTTON, self.OnTest2Start, t2b1) - self.Bind(wx.EVT_BUTTON, self.OnTest2Stop, t2b2) - - t3b1 = wx.Button(self, -1, "self.Notify") - t3b2 = wx.Button(self, -1, "stop timer") - t3st = wx.StaticText(self, -1, doc3) - t3b2.Disable() - self.Bind(wx.EVT_BUTTON, self.OnTest3Start, t3b1) - self.Bind(wx.EVT_BUTTON, self.OnTest3Stop, t3b2) - - t4b1 = wx.Button(self, -1, "wx.PyTimer") - t4b2 = wx.Button(self, -1, "stop timer") - t4st = wx.StaticText(self, -1, doc4) - t4b2.Disable() - self.Bind(wx.EVT_BUTTON, self.OnTest4Start, t4b1) - self.Bind(wx.EVT_BUTTON, self.OnTest4Stop, t4b2) - - - self.t1b2 = t1b2 - self.t2b2 = t2b2 - self.t3b2 = t3b2 - self.t4b2 = t4b2 - - fgs = wx.FlexGridSizer(cols=3, hgap=10, vgap=10) - fgs.Add(t1b1) - fgs.Add(t1b2) - fgs.Add(t1st) - - fgs.Add(t2b1) - fgs.Add(t2b2) - fgs.Add(t2st) - - fgs.Add(t3b1) - fgs.Add(t3b2) - fgs.Add(t3st) - - fgs.Add(t4b1) - fgs.Add(t4b2) - fgs.Add(t4st) - - outsideSizer.Add(fgs, 0, wx.ALIGN_CENTER|wx.ALL, 10) - self.SetSizer(outsideSizer) - self.SetupScrolling() - - - # Test 1 shows how to use a timer to generate EVT_TIMER - # events, by passing self to the wx.Timer constructor. The - # event is bound above to the OnTest1Timer method. - - def OnTest1Start(self, evt): - self.t1 = wx.Timer(self) - self.t1.Start(1000) - self.log.write("EVT_TIMER timer started\n") - self.t1b2.Enable() - - def OnTest1Stop(self, evt): - self.t1.Stop() - self.log.write("EVT_TIMER timer stoped\n") - del self.t1 - self.t1b2.Disable() - - def OnTest1Timer(self, evt): - self.log.write("got EVT_TIMER event\n") - - - - # Test 2 shows how to use the wx.CallLater class. - - def OnTest2Start(self, evt): - # Call OnTest2Timer one second in the future, passing some - # optional arbitrary args. There is no need to hold a - # reference to this one, unless we want to manipulate or query - # it later like we do in the two methods below - self.t2 = wx.CallLater(1000, self.OnTest2Timer, - 'a', 'b', 'c', one=1, two=2) - self.log.write("CallLater scheduled\n") - self.t2b2.Enable() - - def OnTest2Stop(self, evt): - self.t2.Stop() - self.log.write("CallLater stopped, last return value was: %s\n" % - repr(self.t2.GetResult())) - del self.t2 - self.t2b2.Disable() - - def OnTest2Timer(self, *args, **kw): - self.log.write("CallLater called with args=%s, kwargs=%s\n" % (args, kw)) - - # Normally a FutureCall is one-shot, but we can make it - # recurring just by calling Restart. We can even use a - # different timeout or pass differnt args this time. - self.t2.Restart(1500, "restarted") - - # The return value of this function is saved and can be - # retrived later. See OnTest2Stop above. - return "This is my return value" - - - - # Test 3 shows how to use a class derived from wx.Timer. See - # also the NotifyTimer class below. - - def OnTest3Start(self, evt): - self.t3 = NotifyTimer(self.log) - self.t3.Start(1000) - self.log.write("NotifyTimer timer started\n") - self.t3b2.Enable() - - def OnTest3Stop(self, evt): - self.t3.Stop() - self.log.write("NotifyTimer timer stoped\n") - del self.t3 - self.t3b2.Disable() - - - - # Test 4 shows the old way (a kludge that goes back all the - # way to the first version of wxPython) to bind a timer - # directly to a callable. You should migrate any code that - # uses this method to use EVT_TIMER instead as this may be - # deprecated in the future. - def OnTest4Start(self, evt): - self.t4 = wx.PyTimer(self.OnTest4Timer) - self.t4.Start(1000) - self.log.write("wx.PyTimer timer started\n") - self.t4b2.Enable() - - def OnTest4Stop(self, evt): - self.t4.Stop() - self.log.write("wx.PyTimer timer stoped\n") - del self.t4 - self.t4b2.Disable() - - def OnTest4Timer(self): - self.log.write("got wx.PyTimer event\n") - - - -#---------------------------------------------------------------------- - - -# When deriving from wx.Timer you must provide a Notify method -# that will be called when the timer expires. -class NotifyTimer(wx.Timer): - def __init__(self, log): - wx.Timer.__init__(self) - self.log = log - - def Notify(self): - self.log.write("got NotifyTimer event\n") - - - -#---------------------------------------------------------------------- - -def runTest(frame, nb, log): - win = TestPanel(nb, log) - return win - - -#---------------------------------------------------------------------- - -overview = """ -

wx.Timer

- -The wx.Timer class allows you to execute code at specified intervals -from within the wxPython event loop. Timers can be one-shot or -repeating. This demo shows the principle method of using a timer -(with events) as well as the convenient wx.FutureCall class. Also -there are two other usage patterns shown here that have been preserved -for backwards compatibility. - - -""" - - - -if __name__ == '__main__': - import sys,os - import run - run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:]) - - - -