new wxASSERT implementation using wxAssert() helper function

[wxWidgets.git] / include / wx / image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index 7522d068541b532cfc0cc8f944aa1658261c4c53..7718cacdeb92ac5c93c9b2ef31fd144706dc0bf9 100644 (file)
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -43,7 +43,9 @@ class WXDLLEXPORT wxImage;
 class WXDLLEXPORT wxImageHandler: public wxObject
 {
 public:
-    wxImageHandler() { m_name = ""; m_extension = ""; m_type = 0; }
+    wxImageHandler()
+        : m_name(""), m_extension(""), m_mime(), m_type(0)
+        { }
 
 #if wxUSE_STREAMS
     virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=TRUE, int index=-1 );
@@ -51,7 +53,7 @@ public:
 
     virtual int GetImageCount( wxInputStream& stream );
 
-    bool CanRead( wxInputStream& stream ) { return DoCanRead(stream); }
+    bool CanRead( wxInputStream& stream ) { return CallDoCanRead(stream); }
     bool CanRead( const wxString& name );
 #endif // wxUSE_STREAMS
 
@@ -67,6 +69,9 @@ public:
 protected:
 #if wxUSE_STREAMS
     virtual bool DoCanRead( wxInputStream& stream ) = 0;
+
+    // save the stream position, call DoCanRead() and restore the position
+    bool CallDoCanRead(wxInputStream& stream);
 #endif // wxUSE_STREAMS
 
     wxString  m_name;