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Commit	Line	Data
	1
	2	import wx # This module uses the new wx namespace
	3
	4	#----------------------------------------------------------------------
	5	gbsDescription = """\
	6	The wx.GridBagSizer is similar to the wx.FlexGridSizer except the items are explicitly positioned
	7	in a virtual cell of the layout grid, and column or row spanning is allowed. For example, this
	8	static text is positioned at (0,0) and it spans 7 columns.
	9	"""
	10
	11
	12	class TestFrame(wx.Frame):
	13	def __init__(self):
	14	wx.Frame.__init__(self, None, -1, "wx.GridBagSizer")
	15	p = wx.Panel(self, -1)
	16	p.Bind(wx.EVT_LEFT_DOWN, self.OnLeftDown)
	17
	18	gbs = self.gbs = wx.GridBagSizer(5, 5)
	19
	20	gbs.Add( wx.StaticText(p, -1, gbsDescription),
	21	(0,0), (1,7), wx.ALIGN_CENTER \| wx.ALL, 5)
	22
	23	gbs.Add( wx.TextCtrl(p, -1, "pos(1,0)"), (1,0) )
	24	gbs.Add( wx.TextCtrl(p, -1, "pos(1,1)"), (1,1) )
	25	gbs.Add( wx.TextCtrl(p, -1, "pos(2,0)"), (2,0) )
	26	gbs.Add( wx.TextCtrl(p, -1, "pos(2,1)"), (2,1) )
	27
	28	gbs.Add( wx.TextCtrl(p, -1, "pos(3,2), span(1,2)\nthis row and col are growable", style=wx.TE_MULTILINE),
	29	(3,2), (1,2), flag=wx.EXPAND )
	30
	31	gbs.Add( wx.TextCtrl(p, -1, "pos(4,3), span(3,1)", style=wx.TE_MULTILINE),
	32	(4,3), (3,1), wx.EXPAND)
	33
	34	gbs.Add( wx.TextCtrl(p, -1, "pos(5,4)"), (5,4), flag=wx.EXPAND )
	35	gbs.Add( wx.TextCtrl(p, -1, "pos(6,5)"), (6,5), flag=wx.EXPAND )
	36	gbs.Add( wx.TextCtrl(p, -1, "pos(7,6)"), (7,6) )
	37
	38	moveBtn1 = wx.Button(p, -1, "Move this to (3,6)")
	39	moveBtn2 = wx.Button(p, -1, "Move this to (3,6)");
	40	gbs.Add( moveBtn1, (10,2) )
	41	gbs.Add( moveBtn2, (10,3) )
	42
	43	hideBtn = wx.Button(p, -1, "Hide this item -->")
	44	gbs.Add(hideBtn, (12, 3))
	45
	46	hideTxt = wx.TextCtrl(p, -1, "pos(12,4), size(150, -1)", size = (150,-1))
	47	gbs.Add( hideTxt, (12,4) )
	48
	49	showBtn = wx.Button(p, -1, "<-- Show it again")
	50	gbs.Add(showBtn, (12, 5))
	51	showBtn.Disable()
	52	self.hideBtn = hideBtn
	53	self.showBtn = showBtn
	54	self.hideTxt = hideTxt
	55
	56	self.Bind(wx.EVT_BUTTON, self.OnHideButton, hideBtn)
	57	self.Bind(wx.EVT_BUTTON, self.OnShowButton, showBtn)
	58	self.Bind(wx.EVT_BUTTON, self.OnMoveButton, moveBtn1)
	59	self.Bind(wx.EVT_BUTTON, self.OnMoveButton, moveBtn2)
	60
	61	# Add a spacer at the end to ensure some extra space at the bottom
	62	gbs.Add((10,10), (14,7))
	63
	64	gbs.AddGrowableRow(3)
	65	gbs.AddGrowableCol(2)
	66
	67	p.SetSizerAndFit(gbs)
	68	self.SetClientSize(p.GetSize())
	69
	70
	71	def OnHideButton(self, evt):
	72	self.gbs.Hide(self.hideTxt)
	73	self.hideBtn.Disable()
	74	self.showBtn.Enable()
	75	self.gbs.Layout()
	76
	77
	78	def OnShowButton(self, evt):
	79	self.gbs.Show(self.hideTxt)
	80	self.hideBtn.Enable()
	81	self.showBtn.Disable()
	82	self.gbs.Layout()
	83
	84
	85	def OnMoveButton(self, evt):
	86	btn = evt.GetEventObject()
	87	curPos = self.gbs.GetItemPosition(btn)
	88
	89	# if it's already at the "other" spot then move it back
	90	if curPos == (3,6):
	91	self.gbs.SetItemPosition(btn, self.lastPos)
	92	btn.SetLabel("Move this to (3,6)")
	93	else:
	94	if self.gbs.CheckForIntersection( (3,6), (1,1) ):
	95	wx.MessageBox("""\
	96	wx.GridBagSizer will not allow items to be in the same cell as
	97	another item, so this operation will fail. You will also get an assert
	98	when compiled in debug mode.""",
	99	"Warning", wx.OK \| wx.ICON_INFORMATION)
	100
	101	try:
	102	if self.gbs.SetItemPosition(btn, (3,6)):
	103	self.lastPos = curPos
	104	btn.SetLabel("Move it back")
	105	except wx.PyAssertionError:
	106	pass
	107
	108	self.gbs.Layout()
	109
	110
	111	def OnLeftDown(self, evt):
	112	pt = evt.GetPosition()
	113	item = self.gbs.FindItemAtPoint(pt)
	114	if item is None:
	115	print "no item at", `pt`
	116	else:
	117	print "item found: ", `item.GetPos()`, "--", `item.GetSpan()`
	118
	119
	120	#----------------------------------------------------------------------
	121
	122	def runTest(frame, nb, log):
	123	win = TestFrame()
	124	frame.otherWin = win
	125	win.Show(True)
	126
	127
	128	#----------------------------------------------------------------------
	129
	130
	131
	132	overview = """<html><body>
	133	<h2><center>wx.GridBagSizer</center></h2>
	134
	135	The wx.GridBagSizer is more or less a port of the the RowColSizer (that
	136	has been in the wxPython.lib package for quite some time) to C++. It
	137	allows items to be placed at specific layout grid cells, and items can
	138	span across more than one row or column.
	139	</body></html>
	140	"""
	141
	142
	143
	144	if __name__ == '__main__':
	145	import sys,os
	146	import run
	147	run.main(['', os.path.basename(sys.argv[0])] + sys.argv[1:])
	148