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