wxPython/demo/wxTimer.py

   1
   2 from wxPython.wx import *
   3
   4 import time
   5
   6 #---------------------------------------------------------------------------
   7
   8 ## class TestTimer(wxTimer):
   9 ##     def __init__(self, log = None):
  10 ##         wxTimer.__init__(self)
  11 ##         self.log = log
  12 ##     def Notify(self):
  13 ##         wxBell()
  14 ##         if self.log:
  15 ##             self.log.WriteText('beep!\n')
  16
  17 #---------------------------------------------------------------------------
  18
  19 ID_Start = wxNewId()
  20 ID_Stop  = wxNewId()
  21 ID_Timer = wxNewId()
  22
  23 class TestTimerWin(wxPanel):
  24     def __init__(self, parent, log):
  25         wxPanel.__init__(self, parent, -1)
  26         self.log = log
  27
  28         wxStaticText(self, -1, "This is a timer example",
  29                                wxPoint(15, 30))
  30
  31         wxButton(self, ID_Start, ' Start ', wxPoint(15, 75), wxDefaultSize)
  32         wxButton(self, ID_Stop, ' Stop ', wxPoint(115, 75), wxDefaultSize)
  33
  34         self.timer = wxTimer(self,      # object to send the event to
  35                              ID_Timer)  # event id to use
  36
  37         EVT_BUTTON(self, ID_Start, self.OnStart)
  38         EVT_BUTTON(self, ID_Stop,  self.OnStop)
  39         EVT_TIMER(self,  ID_Timer, self.OnTimer)
  40
  41
  42     def OnStart(self, event):
  43         self.timer.Start(1000)
  44
  45     def OnStop(self, event):
  46         self.timer.Stop()
  47
  48     def OnTimer(self, event):
  49         wxBell()
  50         if self.log:
  51             self.log.WriteText('beep!\n')
  52
  53 #---------------------------------------------------------------------------
  54
  55 def runTest(frame, nb, log):
  56     win = TestTimerWin(nb, log)
  57     return win
  58
  59 #---------------------------------------------------------------------------
  60
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  70
  71 overview = """\
  72 The wxTimer class allows you to execute code at specified intervals. To use it, derive a new class and override the Notify member to perform the required action. Start with Start, stop with Stop, it's as simple as that.
  73
  74 wxTimer()
  75 ------------------
  76
  77 Constructor.
  78 """