// Name: src/gtk/dataobj.cpp
// Purpose: wxDataObject class
// Author: Robert Roebling
-// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
GdkAtom g_altTextAtom = 0;
GdkAtom g_pngAtom = 0;
GdkAtom g_fileAtom = 0;
+GdkAtom g_htmlAtom = 0;
//-------------------------------------------------------------------------
// wxDataFormat
m_format = g_textAtom;
else if (m_type == wxDF_TEXT)
m_format = g_altTextAtom;
-#else
- if (m_type == wxDF_TEXT || m_type == wxDF_UNICODETEXT)
+#else // !wxUSE_UNICODE
+ // notice that we don't map wxDF_UNICODETEXT to g_textAtom here, this
+ // would lead the code elsewhere to treat data objects with this format as
+ // containing UTF-8 data which is not true
+ if (m_type == wxDF_TEXT)
m_format = g_textAtom;
-#endif
+#endif // wxUSE_UNICODE/!wxUSE_UNICODE
else
if (m_type == wxDF_BITMAP)
m_format = g_pngAtom;
if (m_type == wxDF_FILENAME)
m_format = g_fileAtom;
else
+ if (m_type == wxDF_HTML)
+ m_format = g_htmlAtom;
+ else
{
wxFAIL_MSG( wxT("invalid dataformat") );
}
else
if (m_format == g_fileAtom)
m_type = wxDF_FILENAME;
+ else
+ if (m_format == g_htmlAtom)
+ m_type = wxDF_HTML;
else
m_type = wxDF_PRIVATE;
}
{
// 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
+ // use STRING for text selection when transferring 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)
+ {
#if wxUSE_UNICODE
g_textAtom = gdk_atom_intern( "UTF8_STRING", FALSE );
g_altTextAtom = gdk_atom_intern( "STRING", FALSE );
#else
g_textAtom = gdk_atom_intern( "STRING" /* "text/plain" */, FALSE );
#endif
+ }
if (!g_pngAtom)
g_pngAtom = gdk_atom_intern( "image/png", FALSE );
if (!g_fileAtom)
g_fileAtom = gdk_atom_intern( "text/uri-list", FALSE );
+ if (!g_htmlAtom)
+ g_htmlAtom = gdk_atom_intern( "text/html", FALSE );
}
//-------------------------------------------------------------------------
// wxTextDataObject
// ----------------------------------------------------------------------------
-#if defined(__WXGTK20__) && wxUSE_UNICODE
+#if wxUSE_UNICODE
+
void
wxTextDataObject::GetAllFormats(wxDataFormat *formats,
wxDataObjectBase::Direction WXUNUSED(dir)) const
*formats++ = GetPreferredFormat();
*formats = g_altTextAtom;
}
-#endif
+
+#endif // wxUSE_UNICODE
// ----------------------------------------------------------------------------
// wxFileDataObject
// (filenames prefixed by "file:") delimited by "\r\n". size includes
// the trailing zero (in theory, not for Nautilus in early GNOME
// versions).
-
+
m_filenames.Empty();
const gchar *nexttemp = (const gchar*) buf;
nexttemp = temp+len;
break;
}
-
+
return true;
}
if (temp[len] == '\r')
}
len++;
}
-
+
if (len == 0)
break;
-
+
// required to give it a trailing zero
gchar *uri = g_strndup( temp, len );
-
+
gchar *fn = g_filename_from_uri( uri, NULL, NULL );
-
+
g_free( uri );
-
+
if (fn)
{
AddFile( wxConvFileName->cMB2WX( fn ) );
m_bitmap = wxBitmap(image);
- return m_bitmap.Ok();
+ return m_bitmap.IsOk();
}
void wxBitmapDataObject::DoConvertToPng()
{
- if ( !m_bitmap.Ok() )
+ if ( !m_bitmap.IsOk() )
return;
wxCHECK_RET( wxImage::FindHandler(wxBITMAP_TYPE_PNG) != NULL,
image.SaveFile(mstream, wxBITMAP_TYPE_PNG);
}
+// ----------------------------------------------------------------------------
+// wxURLDataObject
+// ----------------------------------------------------------------------------
+
+class wxTextURIListDataObject : public wxDataObjectSimple
+{
+public:
+ wxTextURIListDataObject(const wxString& url)
+ : wxDataObjectSimple(wxDataFormat(g_fileAtom)),
+ m_url(url)
+ {
+ }
+
+ const wxString& GetURL() const { return m_url; }
+ void SetURL(const wxString& url) { m_url = url; }
+
+
+ virtual size_t GetDataSize() const
+ {
+ // It is not totally clear whether we should include "\r\n" at the end
+ // of the string if there is only one URL or not, but not doing it
+ // doesn't seem to create any problems, so keep things simple.
+ return strlen(m_url.utf8_str()) + 1;
+ }
+
+ virtual bool GetDataHere(void *buf) const
+ {
+ char* const dst = static_cast<char*>(buf);
+
+ strcpy(dst, m_url.utf8_str());
+
+ return true;
+ }
+
+ virtual bool SetData(size_t len, const void *buf)
+ {
+ const char* const src = static_cast<const char*>(buf);
+
+ // The string might be "\r\n"-terminated but this is not necessarily
+ // the case (e.g. when dragging an URL from Firefox, it isn't).
+ if ( len > 1 && src[len - 1] == '\n' )
+ {
+ if ( len > 2 && src[len - 2] == '\r' )
+ len--;
+
+ len--;
+ }
+
+ m_url = wxString::FromUTF8(src, len);
+
+ return true;
+ }
+
+ // Must provide overloads to avoid hiding them (and warnings about it)
+ virtual size_t GetDataSize(const wxDataFormat&) const
+ {
+ return GetDataSize();
+ }
+ virtual bool GetDataHere(const wxDataFormat&, void *buf) const
+ {
+ return GetDataHere(buf);
+ }
+ virtual bool SetData(const wxDataFormat&, size_t len, const void *buf)
+ {
+ return SetData(len, buf);
+ }
+
+private:
+ wxString m_url;
+};
+
+wxURLDataObject::wxURLDataObject(const wxString& url) :
+ m_dobjURIList(new wxTextURIListDataObject(url)),
+ m_dobjText(new wxTextDataObject(url))
+{
+ // Use both URL-specific format and a plain text one to ensure that URLs
+ // can be pasted into any application.
+ Add(m_dobjURIList, true /* preferred */);
+ Add(m_dobjText);
+}
+
+void wxURLDataObject::SetURL(const wxString& url)
+{
+ m_dobjURIList->SetURL(url);
+ m_dobjText->SetText(url);
+}
+
+wxString wxURLDataObject::GetURL() const
+{
+ if ( GetReceivedFormat() == g_fileAtom )
+ {
+ // If we received the URL as an URI, use it.
+ return m_dobjURIList->GetURL();
+ }
+ else // Otherwise we either got it as text or didn't get anything yet.
+ {
+ // In either case using the text format should be fine.
+ return m_dobjText->GetText();
+ }
+}
+
#endif // wxUSE_DATAOBJ
projects / wxWidgets.git / blobdiff