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Commit	Line	Data
	1	"""Easy generation of new events classes and binder objects"""
	2
	3	__author__ = "Miki Tebeka <tebeka@cs.bgu.ac.il>"
	4
	5	import wx
	6
	7	#---------------------------------------------------------------------------
	8
	9	def NewEvent():
	10	"""Generate new (Event, Binder) tuple
	11	e.g. MooEvent, EVT_MOO = NewEvent()
	12	"""
	13	evttype = wx.NewEventType()
	14
	15	class _Event(wx.PyEvent):
	16	def __init__(self, **kw):
	17	wx.PyEvent.__init__(self)
	18	self.SetEventType(evttype)
	19	self.__dict__.update(kw)
	20
	21	return _Event, wx.PyEventBinder(evttype)
	22
	23
	24
	25	def NewCommandEvent():
	26	"""Generate new (CmdEvent, Binder) tuple
	27	e.g. MooCmdEvent, EVT_MOO = NewCommandEvent()
	28	"""
	29	evttype = wx.NewEventType()
	30
	31	class _Event(wx.PyCommandEvent):
	32	def __init__(self, id, **kw):
	33	wx.PyCommandEvent.__init__(self, evttype, id)
	34	self.__dict__.update(kw)
	35
	36	return _Event, wx.PyEventBinder(evttype, 1)
	37
	38
	39	#---------------------------------------------------------------------------
	40
	41	def _test():
	42	"""A little smoke test"""
	43	from threading import Thread
	44	from time import sleep
	45
	46	MooEvent, EVT_MOO = NewEvent()
	47	GooEvent, EVT_GOO = NewCommandEvent()
	48
	49	DELAY = 0.7
	50
	51	def evt_thr(win):
	52	sleep(DELAY)
	53	wx.PostEvent(win, MooEvent(moo=1))
	54
	55	def cmd_thr(win, id):
	56	sleep(DELAY)
	57	wx.PostEvent(win, GooEvent(id, goo=id))
	58
	59	ID_CMD1 = wx.NewId()
	60	ID_CMD2 = wx.NewId()
	61
	62	class Frame(wx.Frame):
	63	def __init__(self):
	64	wx.Frame.__init__(self, None, -1, "MOO")
	65	sizer = wx.BoxSizer(wx.VERTICAL)
	66	EVT_MOO(self, self.on_moo)
	67	b = wx.Button(self, -1, "Generate MOO")
	68	sizer.Add(b, 1, wx.EXPAND)
	69	wx.EVT_BUTTON(self, b.GetId(), self.on_evt_click)
	70	b = wx.Button(self, ID_CMD1, "Generate GOO with %d" % ID_CMD1)
	71	sizer.Add(b, 1, wx.EXPAND)
	72	wx.EVT_BUTTON(self, ID_CMD1, self.on_cmd_click)
	73	b = wx.Button(self, ID_CMD2, "Generate GOO with %d" % ID_CMD2)
	74	sizer.Add(b, 1, wx.EXPAND)
	75	wx.EVT_BUTTON(self, ID_CMD2, self.on_cmd_click)
	76
	77	EVT_GOO(self, ID_CMD1, self.on_cmd1)
	78	EVT_GOO(self, ID_CMD2, self.on_cmd2)
	79
	80	self.SetSizer(sizer)
	81	self.SetAutoLayout(True)
	82	sizer.Fit(self)
	83
	84	def on_evt_click(self, e):
	85	t = Thread(target=evt_thr, args=(self, ))
	86	t.setDaemon(True)
	87	t.start()
	88
	89	def on_cmd_click(self, e):
	90	t = Thread(target=cmd_thr, args=(self, e.GetId()))
	91	t.setDaemon(True)
	92	t.start()
	93
	94	def show(self, msg, title):
	95	dlg = wx.MessageDialog(self, msg, title, wx.OK)
	96	dlg.ShowModal()
	97	dlg.Destroy()
	98
	99	def on_moo(self, e):
	100	self.show("MOO = %s" % e.moo, "Got Moo")
	101
	102	def on_cmd1(self, e):
	103	self.show("goo = %s" % e.goo, "Got Goo (cmd1)")
	104
	105	def on_cmd2(self, e):
	106	self.show("goo = %s" % e.goo, "Got Goo (cmd2)")
	107
	108
	109	app = wx.PySimpleApp()
	110	f = Frame()
	111	f.Show(True)
	112	app.MainLoop()
	113
	114	if __name__ == "__main__":
	115	_test()