git.saurik.com Git - wxWidgets.git/blame_incremental

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Commit	Line	Data
	1
	2	import sys
	3
	4	py2 = sys.version[0] == '2'
	5
	6	from wxPython.wx import *
	7	try:
	8	if py2:
	9	from xml.parsers import expat
	10	parsermodule = expat
	11	else:
	12	from xml.parsers import pyexpat
	13	parsermodule = pyexpat
	14	haveXML = True
	15	except ImportError:
	16	haveXML = False
	17
	18	#----------------------------------------------------------------------
	19
	20	if not haveXML:
	21	def runTest(frame, nb, log):
	22	dlg = wxMessageDialog(frame, 'This demo requires the XML package. '
	23	'See http://www.python.org/sigs/xml-sig/',
	24	'Sorry', wxOK \| wxICON_INFORMATION)
	25	dlg.ShowModal()
	26	dlg.Destroy()
	27
	28	else:
	29
	30	class XMLTree(wxTreeCtrl):
	31	def __init__(self, parent, ID):
	32	wxTreeCtrl.__init__(self, parent, ID)
	33	self.nodeStack = [self.AddRoot("Root")]
	34
	35	# Trees need an image list to do DnD...
	36	self.il = wxImageList(16,16)
	37	self.SetImageList(self.il)
	38
	39	# event handlers for DnD
	40	EVT_TREE_BEGIN_DRAG(self, ID, self.OnBeginDrag)
	41	EVT_TREE_END_DRAG(self, ID, self.OnEndDrag)
	42
	43
	44	def OnBeginDrag(self, event):
	45	item = event.GetItem()
	46	if item != self.GetRootItem():
	47	self.draggingItem = item
	48	event.Allow() # if DnD of this item is okay Allow it.
	49
	50
	51	def OnEndDrag(self, evt):
	52	itemSrc = self.draggingItem
	53	itemDst = evt.GetItem()
	54	self.draggingItem = None
	55
	56	if not itemDst.IsOk():
	57	print "Can't drag to here..."
	58	return
	59
	60	# For this simple example just take the text of the source item
	61	# and append it to the destination item. In real life you would
	62	# possibly want to copy subtrees...
	63	text = self.GetItemText(itemSrc)
	64	self.AppendItem(itemDst, text)
	65	self.Delete(itemSrc)
	66
	67
	68	# Define a handler for start element events
	69	def StartElement(self, name, attrs ):
	70	if py2:
	71	name = name.encode()
	72	id = self.AppendItem(self.nodeStack[-1], name)
	73	self.nodeStack.append(id)
	74
	75	def EndElement(self, name ):
	76	self.nodeStack = self.nodeStack[:-1]
	77
	78	def CharacterData(self, data ):
	79	if data.strip():
	80	if py2:
	81	data = data.encode()
	82	self.AppendItem(self.nodeStack[-1], data)
	83
	84
	85	def LoadTree(self, filename):
	86	# Create a parser
	87	Parser = parsermodule.ParserCreate()
	88
	89	# Tell the parser what the start element handler is
	90	Parser.StartElementHandler = self.StartElement
	91	Parser.EndElementHandler = self.EndElement
	92	Parser.CharacterDataHandler = self.CharacterData
	93
	94	# Parse the XML File
	95	ParserStatus = Parser.Parse(open(filename,'r').read(), 1)
	96
	97
	98	def runTest(frame, nb, log):
	99	win = XMLTree(nb, -1)
	100	win.LoadTree("paper.xml")
	101	return win
	102
	103	#----------------------------------------------------------------------
	104
	105
	106
	107
	108
	109
	110	overview = """\
	111	"""
	112
	113
	114
	115
	116
	117	if __name__ == '__main__':
	118	import sys,os
	119	import run
	120	run.main(['', os.path.basename(sys.argv[0])])