initial attempts to get raw bitmaps working under Mac

[wxWidgets.git] / src / gtk / dataobj.cpp

diff --git a/src/gtk/dataobj.cpp b/src/gtk/dataobj.cpp
index d5910702668eeaa07477555a3edca6adf4f4c8ef..2b0f4f43aeef3ceb856e31054f8ca3c1e634e3ea 100644 (file)
--- a/src/gtk/dataobj.cpp
+++ b/src/gtk/dataobj.cpp
@@ -16,6 +16,7 @@
 #include "wx/debug.h"
 #include "wx/mstream.h"
 #include "wx/image.h"
 #include "wx/debug.h"
 #include "wx/mstream.h"
 #include "wx/image.h"

+#include "wx/log.h"

 
 #include <gdk/gdk.h>
 
 
 #include <gdk/gdk.h>
 


@@ -72,8 +73,12 @@ wxDataFormat::wxDataFormat( NativeFormat format )
 void wxDataFormat::SetType( wxDataFormatId type )
 {
     PrepareFormats();
 void wxDataFormat::SetType( wxDataFormatId type )
 {
     PrepareFormats();

-    m_type = type;
+    
+    if (type == wxDF_UNICODETEXT)
+       type = wxDF_TEXT;

 
 

+    m_type = type;
+    

     if (m_type == wxDF_TEXT)
         m_format = g_textAtom;
     else
     if (m_type == wxDF_TEXT)
         m_format = g_textAtom;
     else


@@ -95,7 +100,7 @@ wxDataFormatId wxDataFormat::GetType() const
 
 wxString wxDataFormat::GetId() const
 {
 
 wxString wxDataFormat::GetId() const
 {

-    wxString ret( gdk_atom_name( m_format ) );  // this will convert from ascii to Unicode
+    wxString ret = wxString::FromAscii( gdk_atom_name( m_format ) );

     return ret;
 }
 
     return ret;
 }
 


@@ -121,7 +126,7 @@ void wxDataFormat::SetId( const wxChar *id )
     PrepareFormats();
     m_type = wxDF_PRIVATE;
     wxString tmp( id );
     PrepareFormats();
     m_type = wxDF_PRIVATE;
     wxString tmp( id );

-    m_format = gdk_atom_intern( wxMBSTRINGCAST tmp.mbc_str(), FALSE );  // what is the string cast for?
+    m_format = gdk_atom_intern( (const char*) tmp.ToAscii(), FALSE ); 

 }
 
 void wxDataFormat::PrepareFormats()
 }
 
 void wxDataFormat::PrepareFormats()


@@ -134,7 +139,11 @@ void wxDataFormat::PrepareFormats()
     //     text/uri-list for file dnd because compatibility is not important
     //     here (with whom?)
     if (!g_textAtom)
     //     text/uri-list for file dnd because compatibility is not important
     //     here (with whom?)
     if (!g_textAtom)

+#if wxUSE_UNICODE
+        g_textAtom = gdk_atom_intern( "UTF8_STRING", FALSE );
+#else

         g_textAtom = gdk_atom_intern( "STRING" /* "text/plain" */, FALSE );
         g_textAtom = gdk_atom_intern( "STRING" /* "text/plain" */, FALSE );

+#endif

     if (!g_pngAtom)
         g_pngAtom = gdk_atom_intern( "image/png", FALSE );
     if (!g_fileAtom)
     if (!g_pngAtom)
         g_pngAtom = gdk_atom_intern( "image/png", FALSE );
     if (!g_fileAtom)


@@ -149,6 +158,11 @@ wxDataObject::wxDataObject()
 {
 }
 
 {
 }
 

+wxDataObject::~wxDataObject()
+{
+    // dtor is empty but needed for Darwin and AIX -- otherwise it doesn't link
+}
+

 bool wxDataObject::IsSupportedFormat(const wxDataFormat& format, Direction dir) const
 {
     size_t nFormatCount = GetFormatCount(dir);
 bool wxDataObject::IsSupportedFormat(const wxDataFormat& format, Direction dir) const
 {
     size_t nFormatCount = GetFormatCount(dir);


@@ -330,46 +344,44 @@ bool wxBitmapDataObject::SetData(size_t size, const void *buf)
 {
     Clear();
 
 {
     Clear();
 

-#if wxUSE_LIBPNG
+    wxCHECK_MSG( wxImage::FindHandler(wxBITMAP_TYPE_PNG) != NULL,
+                 FALSE, wxT("You must call wxImage::AddHandler(new wxPNGHandler); to be able to use clipboard with bitmaps!") );
+

     m_pngSize = size;
     m_pngData = malloc(m_pngSize);
 
     m_pngSize = size;
     m_pngData = malloc(m_pngSize);
 

-    memcpy( m_pngData, buf, m_pngSize );
+    memcpy(m_pngData, buf, m_pngSize);

 
 

-    wxMemoryInputStream mstream( (char*) m_pngData, m_pngSize );
+    wxMemoryInputStream mstream((char*) m_pngData, m_pngSize);

     wxImage image;
     wxImage image;

-    wxPNGHandler handler;
-    if ( !handler.LoadFile( &image, mstream ) )
+    if ( !image.LoadFile( mstream, wxBITMAP_TYPE_PNG ) )

     {
         return FALSE;
     }
 
     {
         return FALSE;
     }
 

-    m_bitmap = image.ConvertToBitmap();
+    m_bitmap = wxBitmap(image);

 
     return m_bitmap.Ok();
 
     return m_bitmap.Ok();

-#else
-    return FALSE;
-#endif

 }
 
 void wxBitmapDataObject::DoConvertToPng()
 {
 }
 
 void wxBitmapDataObject::DoConvertToPng()
 {

-#if wxUSE_LIBPNG
-    if (!m_bitmap.Ok())
+    if ( !m_bitmap.Ok() )

         return;
 
         return;
 

-    wxImage image( m_bitmap );
-    wxPNGHandler handler;
+    wxCHECK_RET( wxImage::FindHandler(wxBITMAP_TYPE_PNG) != NULL,
+                 wxT("You must call wxImage::AddHandler(new wxPNGHandler); to be able to use clipboard with bitmaps!") );
+
+    wxImage image = m_bitmap.ConvertToImage();

 
     wxCountingOutputStream count;
 
     wxCountingOutputStream count;

-    handler.SaveFile( &image, count );
+    image.SaveFile(count, wxBITMAP_TYPE_PNG);

 
     m_pngSize = count.GetSize() + 100; // sometimes the size seems to vary ???
     m_pngData = malloc(m_pngSize);
 
 
     m_pngSize = count.GetSize() + 100; // sometimes the size seems to vary ???
     m_pngData = malloc(m_pngSize);
 

-    wxMemoryOutputStream mstream( (char*) m_pngData, m_pngSize );
-    handler.SaveFile( &image, mstream );
-#endif
+    wxMemoryOutputStream mstream((char*) m_pngData, m_pngSize);
+    image.SaveFile(mstream, wxBITMAP_TYPE_PNG);

 }
 
 
 }