Added Set/GetThemeEnabled and used this for determining whether to paint a theme

[wxWidgets.git] / src / common / imagpng.cpp

diff --git a/src/common/imagpng.cpp b/src/common/imagpng.cpp
index cee55ca261b4e1183a171b9b1639bbaa6c9396ab..8272a0d383934b751860528b540b15e7a9e83091 100644 (file)
--- a/src/common/imagpng.cpp
+++ b/src/common/imagpng.cpp
@@ -93,6 +93,12 @@ LINKAGEMODE png_silent_warning(png_structp WXUNUSED(png_ptr), png_const_charp WX
 {
 }
 
+// temporarily disable the warning C4611 (interaction between '_setjmp' and
+// C++ object destruction is non-portable) - I don't see any dtors here
+#ifdef __VISUALC__
+    #pragma warning(disable:4611)
+#endif /* VC++ */
+
 bool wxPNGHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbose, int WXUNUSED(index) )
 {
     // VZ: as this function uses setjmp() the only fool proof error handling
@@ -141,18 +147,18 @@ bool wxPNGHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbose
         png_set_expand( png_ptr );
     png_set_filler( png_ptr, 0xff, PNG_FILLER_AFTER );
 
-    image->Create( width, height );
+    image->Create( (int)width, (int)height );
 
     if (!image->Ok())
         goto error_nolines;
 
-    lines = (unsigned char **)malloc( height * sizeof(unsigned char *) );
+    lines = (unsigned char **)malloc( (size_t)(height * sizeof(unsigned char *)) );
     if (lines == NULL)
         goto error_nolines;
 
     for (i = 0; i < height; i++)
     {
-        if ((lines[i] = (unsigned char *)malloc(width * (sizeof(unsigned char) * 4))) == NULL)
+        if ((lines[i] = (unsigned char *)malloc( (size_t)(width * (sizeof(unsigned char) * 4)))) == NULL)
         {
             for ( unsigned int n = 0; n < i; n++ )
                 free( lines[n] );
@@ -267,7 +273,6 @@ bool wxPNGHandler::LoadFile( wxImage *image, wxInputStream& stream, bool verbose
     return FALSE;
 }
 
-
 bool wxPNGHandler::SaveFile( wxImage *image, wxOutputStream& stream, bool verbose )
 {
     {
@@ -346,6 +351,10 @@ bool wxPNGHandler::SaveFile( wxImage *image, wxOutputStream& stream, bool verbos
     return TRUE;
 }
 
+#ifdef __VISUALC__
+    #pragma warning(default:4611)
+#endif /* VC++ */
+
 bool wxPNGHandler::DoCanRead( wxInputStream& stream )
 {
     unsigned char hdr[4];