wxSizer.Show, IsShown, etc.

Wrappers for and use new wxInputStream methods
Other tweaks, fixes, etc. to go along with recent CVS changes.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@17733 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/pyistream.h

@@ -50,6 +50,19 @@ public:
       void write(wxString data);
       void writelines(wxStringPtrList);
     */
+
+    // wxInputStream methods that may come in handy...
+
+    char Peek()           { if (m_wxis) return m_wxis->Peek(); else return -1; }
+    char GetC()           { if (m_wxis) return m_wxis->GetC(); else return -1; }
+    size_t LastRead()     { if (m_wxis) return m_wxis->LastRead(); else return 0; }
+    bool CanRead()        { if (m_wxis) return m_wxis->CanRead(); else return FALSE; }
+    bool Eof()            { if (m_wxis) return m_wxis->Eof(); else return FALSE; }
+    bool Ungetch(char c)  { if (m_wxis) return m_wxis->Ungetch(c); else return FALSE; }
+
+    unsigned long SeekI(unsigned long pos, wxSeekMode mode)
+          { if (m_wxis) return m_wxis->SeekI(pos, mode); else return -1; }
+    unsigned long TellI() { if (m_wxis) return m_wxis->TellI(); else return -1; }
 };