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Commit	Line	Data
	1
	2	from wxPython.wx import *
	3
	4	#----------------------------------------------------------------------
	5
	6	text = "one two buckle my shoe three four shut the door five six pick up sticks seven eight lay them straight nine ten big fat hen"
	7
	8
	9	class ScrolledPanel(wxScrolledWindow):
	10	def __init__(self, parent, log):
	11	self.log = log
	12	wxScrolledWindow.__init__(self, parent, -1,
	13	style = wxTAB_TRAVERSAL)
	14
	15	box = wxBoxSizer(wxVERTICAL)
	16	box.Add(wxStaticText(self, -1,
	17	"This sample shows how to make a scrollable data entry \n"
	18	"form by using a wxSizer in a wxScrolledWindow."),
	19	0, wxCENTER\|wxALL, 5)
	20	box.Add(wxStaticLine(self, -1), 0, wxEXPAND\|wxALL, 5)
	21
	22	fgs = wxFlexGridSizer(cols=2, vgap=4, hgap=4)
	23	fgs.AddGrowableCol(1)
	24
	25	# Add some spacers
	26	fgs.Add(75, 10)
	27	fgs.Add(150, 10)
	28
	29	for word in text.split():
	30	label = wxStaticText(self, -1, word+":")
	31	tc = wxTextCtrl(self, -1, word)
	32	fgs.Add(label, flag=wxALIGN_RIGHT \| wxALIGN_CENTER_VERTICAL)
	33	fgs.Add(tc, flag=wxEXPAND)
	34
	35	box.Add(fgs, 1)
	36	box.Add(10, 40) # some more empty space at the bottom
	37	self.SetSizer(box)
	38
	39
	40	# The following is all that is needed to integrate the sizer and the
	41	# scrolled window. In this case we will only support vertical scrolling.
	42	self.EnableScrolling(false, true)
	43	self.SetScrollRate(0, 20)
	44	box.SetVirtualSizeHints(self)
	45	EVT_CHILD_FOCUS(self, self.OnChildFocus)
	46
	47	wxCallAfter(self.Scroll, 0, 0) # scroll back to top after initial events
	48
	49
	50	def OnChildFocus(self, evt):
	51	# If the child window that gets the focus is not visible,
	52	# this handler will try to scroll enough to see it. If you
	53	# need to handle horizontal auto-scrolling too then this will
	54	# need adapted.
	55	evt.Skip()
	56	child = evt.GetWindow()
	57
	58	sppu_y = self.GetScrollPixelsPerUnit()[1]
	59	vs_y = self.GetViewStart()[1]
	60	cpos = child.GetPosition()
	61	csz = child.GetSize()
	62
	63	# is it above the top?
	64	if cpos.y < 0:
	65	new_vs = cpos.y / sppu_y
	66	self.Scroll(-1, new_vs)
	67
	68	# is it below the bottom ?
	69	if cpos.y + csz.height > self.GetClientSize().height:
	70	diff = (cpos.y + csz.height - self.GetClientSize().height) / sppu_y
	71	self.Scroll(-1, vs_y + diff + 1)
	72
	73
	74	#----------------------------------------------------------------------
	75
	76
	77	def runTest(frame, nb, log):
	78	win = ScrolledPanel(nb, log)
	79	return win
	80
	81	#----------------------------------------------------------------------
	82
	83
	84
	85	overview = """<html><body>
	86	This sample shows how to make a scrollable data entry form by
	87	using a wxSizer in a wxScrolledWindow.
	88	</body></html>
	89	"""
	90
	91
	92
	93	if __name__ == '__main__':
	94	import sys,os
	95	import run
	96	run.main(['', os.path.basename(sys.argv[0])])
	97