Add declarations of the pure virtuals for the file-system handler classes so they can be instantiated, and some unittests.

Update wx.tools.helpviewer

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@73557 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

etg/filesys.py

@@ -43,22 +43,41 @@ def run():
     c.find('AddHandler.handler').transfer = True
     c.find('RemoveHandler').transferBack = True
 
+    c = module.find('wxFileSystemHandler')
+    c.find('GetAnchor').ignore(False)
+    c.find('GetLeftLocation').ignore(False)
+    c.find('GetProtocol').ignore(False)
+    c.find('GetRightLocation').ignore(False)
+
+
+    def _fixHandlerClass(klass):
+        klass.addItem(etgtools.WigCode("""\
+            virtual bool CanOpen(const wxString& location);
+            virtual wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
+            """))
+
+
     c = module.find('wxArchiveFSHandler')
     c.addPrivateCopyCtor();
     module.addPyCode('ZipFSHandler = wx.deprecated(ArchiveFSHandler, "Use ArchiveFSHandler instead.")')
+    _fixHandlerClass(c)
     
     c = module.find('wxFSFile')
     c.addPrivateCopyCtor();
+    _fixHandlerClass(c)
     
     c = module.find('wxFilterFSHandler')
     c.addPrivateCopyCtor();
+    _fixHandlerClass(c)
     
     c = module.find('wxInternetFSHandler')
     c.addPrivateCopyCtor();
+    _fixHandlerClass(c)
     
-
     c = module.find('wxMemoryFSHandler')
     c.addPrivateCopyCtor();
+    _fixHandlerClass(c)
+
     
     #-----------------------------------------------------------------
     tools.doCommonTweaks(module)