VTK wrapper of vtkRenderWindow for wxPython. Tested on MSW so far.

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

diff --git a/src/gtk/dataobj.cpp b/src/gtk/dataobj.cpp
index fd40e35976ffad586af49c55929ac953bbeb10c5..77b0e87066fc2a91ff9fcbac7dbac201cfdcbfdc 100644 (file)
--- a/src/gtk/dataobj.cpp
+++ b/src/gtk/dataobj.cpp
@@ -126,12 +126,19 @@ void wxDataFormat::SetId( const wxChar *id )
 
 void wxDataFormat::PrepareFormats()
 {
+    // VZ: GNOME included in RedHat 6.1 uses the MIME types below and not the
+    //     atoms STRING and file:ALL as the old code was, but normal X apps
+    //     use STRING for text selection when transfering the data via
+    //     clipboard, for example, so do use STRING for now (GNOME apps will
+    //     probably support STRING as well for compatibility anyhow), but use
+    //     text/uri-list for file dnd because compatibility is not important
+    //     here (with whom?)
     if (!g_textAtom)
-        g_textAtom = gdk_atom_intern( "STRING", FALSE );
+        g_textAtom = gdk_atom_intern( "STRING" /* "text/plain" */, FALSE );
     if (!g_pngAtom)
         g_pngAtom = gdk_atom_intern( "image/png", FALSE );
     if (!g_fileAtom)
-        g_fileAtom = gdk_atom_intern( "file:ALL", FALSE );
+        g_fileAtom = gdk_atom_intern( "text/uri-list", FALSE );
 }
 
 //-------------------------------------------------------------------------
@@ -199,21 +206,69 @@ size_t wxFileDataObject::GetDataSize() const
 
 bool wxFileDataObject::SetData(size_t size, const void *buf)
 {
+    // VZ: old format
+#if 0
     // filenames are stores as a string with #0 as deliminators
-
     const char *filenames = (const char*) buf;
     size_t pos = 0;
     for(;;)
     {
         if (filenames[0] == 0)
-           break;
-       if (pos >= size)
-           break;
+            break;
+        if (pos >= size)
+            break;
         wxString file( filenames );  // this returns the first file
         AddFile( file );
-       pos += file.Len()+1;
-       filenames += file.Len()+1;
+        pos += file.Len()+1;
+        filenames += file.Len()+1;
+    }
+#else // 1
+    m_filenames.Empty();
+
+    // the text/uri-list format is a sequence of URIs (filenames prefixed by
+    // "file:" as far as I see) delimited by "\r\n" of total length size
+    // (I wonder what happens if the file has '\n' in its filename??)
+    wxString filename;
+    for ( const char *p = (const char *)buf; ; p++ )
+    {
+        // some broken programs (testdnd GTK+ sample!) omit the trailing
+        // "\r\n", so check for '\0' explicitly here instead of doing it in
+        // the loop statement to account for it
+        if ( (*p == '\r' && *(p+1) == '\n') || !*p )
+        {
+            size_t lenPrefix = 5; // strlen("file:")
+            if ( filename.Left(lenPrefix).MakeLower() == _T("file:") )
+            {
+                // sometimes the syntax is "file:filename", sometimes it's
+                // URL-like: "file://filename" - deal with both
+                if ( filename[lenPrefix] == _T('/') &&
+                     filename[lenPrefix + 1] == _T('/') )
+                {
+                    // skip the slashes
+                    lenPrefix += 2;
+                }
+
+                AddFile(filename.c_str() + lenPrefix);
+                filename.Empty();
+            }
+            else
+            {
+                wxLogDebug(_T("Unsupported URI '%s' in wxFileDataObject"),
+                           filename.c_str());
+            }
+
+            if ( !*p )
+                break;
+
+            // skip '\r'
+            p++;
+        }
+        else
+        {
+            filename += *p;
+        }
     }
+#endif // 0/1
 
     return TRUE;
 }