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Commit	Line	Data
	1
	2	from wxPython.wx import *
	3
	4	import string
	5
	6	#---------------------------------------------------------------------------
	7
	8	class MyTreeCtrl(wxTreeCtrl):
	9	def __init__(self, parent, id, pos, size, style, log):
	10	wxTreeCtrl.__init__(self, parent, id, pos, size, style)
	11	self.log = log
	12
	13	def OnCompareItems(self, item1, item2):
	14	t1 = self.GetItemText(item1)
	15	t2 = self.GetItemText(item2)
	16	self.log.WriteText('compare: ' + t1 + ' <> ' + t2 + '\n')
	17	if t1 < t2: return -1
	18	if t1 == t2: return 0
	19	return 1
	20
	21	#---------------------------------------------------------------------------
	22
	23	class TestTreeCtrlPanel(wxPanel):
	24	def __init__(self, parent, log):
	25	# Use the WANTS_CHARS style so the panel doesn't eat the Return key.
	26	wxPanel.__init__(self, parent, -1, style=wxWANTS_CHARS)
	27	EVT_SIZE(self, self.OnSize)
	28
	29	self.log = log
	30	tID = NewId()
	31
	32	self.tree = MyTreeCtrl(self, tID, wxDefaultPosition, wxDefaultSize,
	33	wxTR_HAS_BUTTONS \| wxTR_EDIT_LABELS# \| wxTR_MULTIPLE
	34	, self.log)
	35
	36
	37	#import images
	38	#il = wxImageList(16, 16)
	39	#idx1 = il.Add(images.getSmilesBitmap())
	40	#idx2 = il.Add(images.getOpenBitmap())
	41	#idx3 = il.Add(images.getNewBitmap())
	42	#idx4 = il.Add(images.getCopyBitmap())
	43	#idx5 = il.Add(images.getPasteBitmap())
	44
	45	#self.tree.SetImageList(il)
	46	#self.il = il
	47
	48	# NOTE: For some reason tree items have to have a data object in
	49	# order to be sorted. Since our compare just uses the labels
	50	# we don't need any real data, so we'll just use None.
	51
	52	self.root = self.tree.AddRoot("The Root Item")
	53	self.tree.SetPyData(self.root, None)
	54	#self.tree.SetItemImage(self.root, idx1)
	55
	56	for x in range(15):
	57	child = self.tree.AppendItem(self.root, "Item %d" % x)
	58	self.tree.SetPyData(child, None)
	59	#self.tree.SetItemImage(child, idx2)
	60	#self.tree.SetItemSelectedImage(child, idx3)
	61	for y in range(5):
	62	last = self.tree.AppendItem(child, "item %d-%s" % (x, chr(ord("a")+y)))
	63	self.tree.SetPyData(last, None)
	64	#self.tree.SetItemImage(last, idx4)
	65	#self.tree.SetItemSelectedImage(last, idx5)
	66	for z in range(5):
	67	item = self.tree.AppendItem(last, "item %d-%s-%d" % (x, chr(ord("a")+y), z))
	68	self.tree.SetPyData(item, None)
	69
	70	self.tree.Expand(self.root)
	71	EVT_TREE_ITEM_EXPANDED (self, tID, self.OnItemExpanded)
	72	EVT_TREE_ITEM_COLLAPSED (self, tID, self.OnItemCollapsed)
	73	EVT_TREE_SEL_CHANGED (self, tID, self.OnSelChanged)
	74	EVT_TREE_BEGIN_LABEL_EDIT(self, tID, self.OnBeginEdit)
	75	EVT_TREE_END_LABEL_EDIT (self, tID, self.OnEndEdit)
	76	EVT_TREE_ITEM_ACTIVATED (self, tID, self.OnActivate)
	77
	78	EVT_LEFT_DCLICK(self.tree, self.OnLeftDClick)
	79	EVT_RIGHT_DOWN(self.tree, self.OnRightClick)
	80	EVT_RIGHT_UP(self.tree, self.OnRightUp)
	81
	82
	83	def OnRightClick(self, event):
	84	pt = event.GetPosition();
	85	item, flags = self.tree.HitTest(pt)
	86	self.log.WriteText("OnRightClick: %s, %s\n" % (self.tree.GetItemText(item),
	87	type(item)))
	88	self.tree.SelectItem(item)
	89
	90
	91
	92	def OnRightUp(self, event):
	93	pt = event.GetPosition();
	94	item, flags = self.tree.HitTest(pt)
	95	self.log.WriteText("OnRightUp: %s (manually starting label edit)\n"
	96	% self.tree.GetItemText(item))
	97	self.tree.EditLabel(item)
	98
	99
	100
	101	def OnBeginEdit(self, event):
	102	self.log.WriteText("OnBeginEdit\n")
	103	# show how to prevent edit...
	104	if self.tree.GetItemText(event.GetItem()) == "The Root Item":
	105	wxBell()
	106	self.log.WriteText("You can't edit this one...\n")
	107	event.Veto()
	108
	109	def OnEndEdit(self, event):
	110	self.log.WriteText("OnEndEdit\n")
	111	# show how to reject edit, we'll not allow any digits
	112	for x in event.GetLabel():
	113	if x in string.digits:
	114	self.log.WriteText("You can't enter digits...\n")
	115	event.Veto()
	116	return
	117
	118
	119	def OnLeftDClick(self, event):
	120	pt = event.GetPosition();
	121	item, flags = self.tree.HitTest(pt)
	122	self.log.WriteText("OnLeftDClick: %s\n" % self.tree.GetItemText(item))
	123	parent = self.tree.GetItemParent(item)
	124	self.tree.SortChildren(parent)
	125	event.Skip()
	126
	127
	128	def OnSize(self, event):
	129	w,h = self.GetClientSizeTuple()
	130	self.tree.SetDimensions(0, 0, w, h)
	131
	132
	133	def OnItemExpanded(self, event):
	134	item = event.GetItem()
	135	self.log.WriteText("OnItemExpanded: %s\n" % self.tree.GetItemText(item))
	136
	137	def OnItemCollapsed(self, event):
	138	item = event.GetItem()
	139	self.log.WriteText("OnItemCollapsed: %s\n" % self.tree.GetItemText(item))
	140
	141	def OnSelChanged(self, event):
	142	self.item = event.GetItem()
	143	self.log.WriteText("OnSelChanged: %s\n" % self.tree.GetItemText(self.item))
	144	if wxPlatform == '__WXMSW__':
	145	self.log.WriteText("BoundingRect: %s\n" %
	146	self.tree.GetBoundingRect(self.item, true))
	147	#items = self.tree.GetSelections()
	148	#print map(self.tree.GetItemText, items)
	149	event.Skip()
	150
	151
	152	def OnActivate(self, evt):
	153	self.log.WriteText("OnActivate: %s\n" % self.tree.GetItemText(self.item))
	154
	155
	156	#---------------------------------------------------------------------------
	157
	158	def runTest(frame, nb, log):
	159	win = TestTreeCtrlPanel(nb, log)
	160	return win
	161
	162	#---------------------------------------------------------------------------
	163
	164
	165
	166
	167
	168
	169
	170
	171
	172
	173
	174
	175
	176	overview = """\
	177	A tree control presents information as a hierarchy, with items that may be expanded to show further items. Items in a tree control are referenced by wxTreeItemId handles.
	178
	179	"""