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Commit	Line	Data
	1	#----------------------------------------------------------------------
	2	# Name: wxPython.lib.splashscreen
	3	# Purpose: A simple frame that can display a bitmap and closes itself
	4	# after a specified timeout or a mouse click.
	5	#
	6	# Author: Mike Fletcher, Robin Dunn
	7	#
	8	# Created: 19-Nov-1999
	9	# RCS-ID: $Id$
	10	# Copyright: (c) 1999 by Total Control Software
	11	# Licence: wxWindows license
	12	#----------------------------------------------------------------------
	13	# 12/11/2003 - Jeff Grimmett (grimmtooth@softhome.net)
	14	#
	15	# o 2.5 compatability update.
	16	# o Untested.
	17	#
	18
	19	"""
	20	A Splash Screen implemented in Python.
	21
	22	NOTE: Now that wxWindows has a wxSplashScrren class and it is wrapped
	23	in wxPython this class is deprecated. See the docs for more details.
	24	"""
	25
	26	import warnings
	27	import wx
	28
	29	warningmsg = r"""\
	30
	31	#####################################################\
	32	# THIS MODULE IS NOW DEPRECATED \|
	33	# \|
	34	# The core wx library now contains an implementation \|
	35	# of the 'real' wx.SpashScreen. \|
	36	#####################################################/
	37
	38	"""
	39
	40	warnings.warn(warningmsg, DeprecationWarning, stacklevel=2)
	41
	42
	43	#----------------------------------------------------------------------
	44
	45	class SplashScreen(wx.Frame):
	46	def __init__(self, parent, ID=-1, title="SplashScreen",
	47	style=wx.SIMPLE_BORDER\|wx.STAY_ON_TOP,
	48	duration=1500, bitmapfile="bitmaps/splashscreen.bmp",
	49	callback = None):
	50	'''
	51	parent, ID, title, style -- see wx.Frame
	52	duration -- milliseconds to display the splash screen
	53	bitmapfile -- absolute or relative pathname to image file
	54	callback -- if specified, is called when timer completes, callback is
	55	responsible for closing the splash screen
	56	'''
	57	### Loading bitmap
	58	self.bitmap = bmp = wx.Image(bitmapfile, wx.BITMAP_TYPE_ANY).ConvertToBitmap()
	59
	60	### Determine size of bitmap to size window...
	61	size = (bmp.GetWidth(), bmp.GetHeight())
	62
	63	# size of screen
	64	width = wx.SystemSettings_GetMetric(wx.SYS_SCREEN_X)
	65	height = wx.SystemSettings_GetMetric(wx.SYS_SCREEN_Y)
	66	pos = ((width-size[0])/2, (height-size[1])/2)
	67
	68	# check for overflow...
	69	if pos[0] < 0:
	70	size = (wx.SystemSettings_GetSystemMetric(wx.SYS_SCREEN_X), size[1])
	71	if pos[1] < 0:
	72	size = (size[0], wx.SystemSettings_GetSystemMetric(wx.SYS_SCREEN_Y))
	73
	74	wx.Frame.__init__(self, parent, ID, title, pos, size, style)
	75	self.Bind(wx.EVT_LEFT_DOWN, self.OnMouseClick)
	76	self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
	77	self.Bind(wx.EVT_PAINT, self.OnPaint)
	78	self.Bind(wx.EVT_ERASE_BACKGROUND, self.OnEraseBG)
	79
	80	self.Show(True)
	81
	82
	83	class SplashTimer(wx.Timer):
	84	def __init__(self, targetFunction):
	85	self.Notify = targetFunction
	86	wx.Timer.__init__(self)
	87
	88	if callback is None:
	89	callback = self.OnSplashExitDefault
	90
	91	self.timer = SplashTimer(callback)
	92	self.timer.Start(duration, 1) # one-shot only
	93
	94	def OnPaint(self, event):
	95	dc = wx.PaintDC(self)
	96	dc.DrawBitmap(self.bitmap, 0,0, False)
	97
	98	def OnEraseBG(self, event):
	99	pass
	100
	101	def OnSplashExitDefault(self, event=None):
	102	self.Close(True)
	103
	104	def OnCloseWindow(self, event=None):
	105	self.Show(False)
	106	self.timer.Stop()
	107	del self.timer
	108	self.Destroy()
	109
	110	def OnMouseClick(self, event):
	111	self.timer.Notify()
	112
	113	#----------------------------------------------------------------------
	114
	115
	116	if __name__ == "__main__":
	117	class DemoApp(wx.App):
	118	def OnInit(self):
	119	wx.InitAllImageHandlers()
	120	self.splash = SplashScreen(None, bitmapfile="splashscreen.jpg", callback=self.OnSplashExit)
	121	self.splash.Show(True)
	122	self.SetTopWindow(self.splash)
	123	return True
	124	def OnSplashExit(self, event=None):
	125	print "Yay! Application callback worked!"
	126	self.splash.Close(True)
	127	del self.splash
	128	### Build working windows here...
	129	def test(sceneGraph=None):
	130	app = DemoApp(0)
	131	app.MainLoop()
	132	test()