Added the ActiveGrid IDE as a sample application

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@33440 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/samples/ide/activegrid/util/xmlprettyprinter.py

@@ -0,0 +1,63 @@
+#----------------------------------------------------------------------------
+# Name:         xmlprettyprinter.py
+# Purpose:
+#
+# Author:       John Spurling
+#
+# Created:      9/21/04
+# CVS-ID:       $Id$
+# Copyright:    (c) 2004-2005 ActiveGrid, Inc.
+# License:      wxWindows License
+#----------------------------------------------------------------------------
+import xml.sax
+import xml.sax.handler
+
+
+class XMLPrettyPrinter(xml.sax.ContentHandler):
+    def __init__(self, indentationChar='    ', newlineChar='\n'):
+        self.xmlOutput = ''
+        self.indentationLevel = 0
+        self.indentationChar = indentationChar
+        self.elementStack = []
+        self.newlineChar = newlineChar
+        self.hitCharData = False
+
+    ## ContentHandler methods
+    def startElement(self, name, attrs):
+        indentation = self.newlineChar + (self.indentationLevel * self.indentationChar)
+        # build attribute string
+        attrstring = ''
+        for attr in attrs.getNames():
+            value = attrs[attr]
+            attrstring += ' %s="%s"' % (attr, value)
+        self.xmlOutput += '%s<%s%s>' % (indentation, name, attrstring)
+        self.indentationLevel += 1
+        self.elementStack.append(name)
+        self.hitCharData = False
+
+    def characters(self, content):
+        self.xmlOutput += content
+        self.hitCharData = True
+
+    def endElement(self, name):
+        self.indentationLevel -= 1
+        indentation = ''
+        if not self.hitCharData:
+##            indentation += self.newlineChar + (self.indentationLevel * self.indentationChar)
+            indentation += self.indentationLevel * self.indentationChar
+        else:
+            self.hitCharData = False
+        self.xmlOutput += '%s</%s>%s' % (indentation, self.elementStack.pop(), self.newlineChar)
+
+    def getXMLString(self):
+        return self.xmlOutput[1:]
+
+def xmlprettyprint(xmlstr, spaces=4):
+    xpp = XMLPrettyPrinter(indentationChar=' ' * spaces)
+    xml.sax.parseString(xmlstr, xpp)
+    return xpp.getXMLString()
+
+if __name__ == '__main__':
+    simpleTestString = """<one>some text<two anattr="booga">two's data</two></one>"""
+    print prettyprint(simpleTestString)
+