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Commit	Line	Data
	1
	2	from wxPython.wx import *
	3
	4	#---------------------------------------------------------------------------
	5
	6	class wxFindPrefixListBox(wxListBox):
	7	def __init__(self, parent, id, pos=wxDefaultPosition, size=wxDefaultSize,
	8	choices=[], style=0, validator=wxDefaultValidator):
	9	wxListBox.__init__(self, parent, id, pos, size, choices, style, validator)
	10	self.typedText = ''
	11	self.log = parent.log
	12	EVT_KEY_DOWN(self, self.OnKey)
	13
	14
	15	def FindPrefix(self, prefix):
	16	self.log.WriteText('Looking for prefix: %s\n' % prefix)
	17	if prefix:
	18	prefix = prefix.lower()
	19	length = len(prefix)
	20	for x in range(self.Number()):
	21	text = self.GetString(x)
	22	text = text.lower()
	23	if text[:length] == prefix:
	24	self.log.WriteText('Prefix %s is found.\n' % prefix)
	25	return x
	26	self.log.WriteText('Prefix %s is not found.\n' % prefix)
	27	return -1
	28
	29
	30	def OnKey(self, evt):
	31	key = evt.GetKeyCode()
	32	if key >= 32 and key <= 127:
	33	self.typedText = self.typedText + chr(key)
	34	item = self.FindPrefix(self.typedText)
	35	if item != -1:
	36	self.SetSelection(item)
	37
	38	elif key == WXK_BACK: # backspace removes one character and backs up
	39	self.typedText = self.typedText[:-1]
	40	if not self.typedText:
	41	self.SetSelection(0)
	42	else:
	43	item = self.FindPrefix(self.typedText)
	44	if item != -1:
	45	self.SetSelection(item)
	46
	47	else:
	48	self.typedText = ''
	49	evt.Skip()
	50
	51	def OnKeyDown(self, evt):
	52	pass
	53
	54
	55	#---------------------------------------------------------------------------
	56
	57	class TestListBox(wxPanel):
	58	def __init__(self, parent, log):
	59	self.log = log
	60	wxPanel.__init__(self, parent, -1)
	61
	62	sampleList = ['zero', 'one', 'two', 'three', 'four', 'five',
	63	'six', 'seven', 'eight', 'nine', 'ten', 'eleven',
	64	'twelve', 'thirteen', 'fourteen']
	65
	66	wxStaticText(self, -1, "This example uses the wxListBox control.",
	67	wxPoint(45, 10))
	68
	69	wxStaticText(self, -1, "Select one:", wxPoint(15, 50), wxSize(65, 18))
	70	self.lb1 = wxListBox(self, 60, wxPoint(80, 50), wxSize(80, 120),
	71	sampleList, wxLB_SINGLE)
	72	EVT_LISTBOX(self, 60, self.EvtListBox)
	73	EVT_LISTBOX_DCLICK(self, 60, self.EvtListBoxDClick)
	74	EVT_RIGHT_UP(self.lb1, self.EvtRightButton)
	75	self.lb1.SetSelection(3)
	76	self.lb1.Append("with data", "This one has data");
	77	self.lb1.SetClientData(2, "This one has data");
	78
	79
	80	wxStaticText(self, -1, "Select many:", wxPoint(200, 50), wxSize(65, 18))
	81	self.lb2 = wxListBox(self, 70, wxPoint(280, 50), wxSize(80, 120),
	82	sampleList, wxLB_EXTENDED)
	83	EVT_LISTBOX(self, 70, self.EvtMultiListBox)
	84	EVT_RIGHT_UP(self.lb2, self.EvtRightButton)
	85	self.lb2.SetSelection(0)
	86
	87
	88	sampleList = sampleList + ['test a', 'test aa', 'test aab',
	89	'test ab', 'test abc', 'test abcc',
	90	'test abcd' ]
	91	sampleList.sort()
	92	wxStaticText(self, -1, "Find Prefix:", wxPoint(15, 250))
	93	fp = wxFindPrefixListBox(self, -1, wxPoint(80, 250), wxSize(80, 120),
	94	sampleList, wxLB_SINGLE)
	95	fp.SetSelection(0)
	96
	97
	98	def EvtListBox(self, event):
	99	self.log.WriteText('EvtListBox: %s, %s, %s\n' %
	100	(event.GetString(), event.IsSelection(), event.GetSelection()))
	101
	102	lb = event.GetEventObject()
	103	data = lb.GetClientData(lb.GetSelection())
	104	if data is not None:
	105	self.log.WriteText('\tdata: %s\n' % data)
	106
	107
	108	def EvtListBoxDClick(self, event):
	109	self.log.WriteText('EvtListBoxDClick: %s\n' % self.lb1.GetSelection())
	110	self.lb1.Delete(self.lb1.GetSelection())
	111
	112	def EvtMultiListBox(self, event):
	113	self.log.WriteText('EvtMultiListBox: %s\n' % str(self.lb2.GetSelections()))
	114
	115	def EvtRightButton(self, event):
	116	self.log.WriteText('EvtRightButton: %s\n' % event.GetPosition())
	117	if event.GetEventObject().GetId() == 70:
	118	selections = list(self.lb2.GetSelections())
	119	selections.reverse()
	120	for index in selections:
	121	self.lb2.Delete(index)
	122
	123
	124	#---------------------------------------------------------------------------
	125
	126	def runTest(frame, nb, log):
	127	win = TestListBox(nb, log)
	128	return win
	129
	130	#---------------------------------------------------------------------------
	131
	132
	133
	134
	135
	136
	137
	138	overview = """<html><body>
	139	A listbox is used to select one or more of a list of
	140	strings. The strings are displayed in a scrolling box, with the
	141	selected string(s) marked in reverse video. A listbox can be single
	142	selection (if an item is selected, the previous selection is removed)
	143	or multiple selection (clicking an item toggles the item on or off
	144	independently of other selections).
	145	</body></html>
	146	"""
	147
	148
	149	if __name__ == '__main__':
	150	import sys,os
	151	import run
	152	run.main(['', os.path.basename(sys.argv[0])])
	153