//-------------------------------------------------------------------------
Atom g_textAtom = 0;
+Atom g_pngAtom = 0;
+Atom g_fileAtom = 0;
//-------------------------------------------------------------------------
// wxDataFormat
//-------------------------------------------------------------------------
-IMPLEMENT_CLASS(wxDataFormat, wxObject)
-
wxDataFormat::wxDataFormat()
{
- if (!g_textAtom) g_textAtom = XInternAtom( (Display*) wxGetDisplay(), "STRING", FALSE );
+ // do *not* call PrepareFormats() from here for 2 reasons:
+ //
+ // 1. we will have time to do it later because some other Set function
+ // must be called before we really need them
+ //
+ // 2. doing so prevents us from declaring global wxDataFormats because
+ // calling PrepareFormats (and thus gdk_atom_intern) before GDK is
+ // initialised will result in a crash
m_type = wxDF_INVALID;
- m_hasAtom = FALSE;
- m_atom = (Atom) 0;
+ m_format = (Atom) 0;
}
wxDataFormat::wxDataFormat( wxDataFormatId type )
{
- if (!g_textAtom) g_textAtom = XInternAtom( (Display*) wxGetDisplay(), "STRING", FALSE );
+ PrepareFormats();
SetType( type );
}
wxDataFormat::wxDataFormat( const wxChar *id )
{
- if (!g_textAtom) g_textAtom = XInternAtom( (Display*) wxGetDisplay(), "STRING", FALSE );
+ PrepareFormats();
SetId( id );
}
wxDataFormat::wxDataFormat( const wxString &id )
{
- if (!g_textAtom) g_textAtom = XInternAtom( (Display*) wxGetDisplay(), "STRING", FALSE );
+ PrepareFormats();
SetId( id );
}
-wxDataFormat::wxDataFormat( const wxDataFormat &format )
+wxDataFormat::wxDataFormat( NativeFormat format )
{
- if (!g_textAtom) g_textAtom = XInternAtom( (Display*) wxGetDisplay(), "STRING", FALSE );
- m_type = format.GetType();
- m_id = format.GetId();
- m_hasAtom = TRUE;
- m_atom = ((wxDataFormat &)format).GetAtom(); // const_cast
-}
-
-wxDataFormat::wxDataFormat( const Atom atom )
-{
- if (!g_textAtom) g_textAtom = XInternAtom( (Display*) wxGetDisplay(), "STRING", FALSE );
- m_hasAtom = TRUE;
-
- m_atom = atom;
-
- if (m_atom == g_textAtom)
- {
- m_type = wxDF_TEXT;
- } else
-/*
- if (m_atom == GDK_TARGET_BITMAP)
- {
- m_type = wxDF_BITMAP;
- } else
-*/
- {
- m_type = wxDF_PRIVATE;
- m_id = XGetAtomName( (Display*) wxGetDisplay(), m_atom );
-
- if (m_id == _T("file:ALL"))
- {
- m_type = wxDF_FILENAME;
- }
- }
+ PrepareFormats();
+ SetId( format );
}
void wxDataFormat::SetType( wxDataFormatId type )
{
+ PrepareFormats();
m_type = type;
if (m_type == wxDF_TEXT)
- {
- m_id = _T("STRING");
- }
+ m_format = g_textAtom;
else
if (m_type == wxDF_BITMAP)
- {
- m_id = _T("BITMAP");
- }
+ m_format = g_pngAtom;
else
if (m_type == wxDF_FILENAME)
- {
- m_id = _T("file:ALL");
- }
+ m_format = g_fileAtom;
else
{
- wxFAIL_MSG( _T("invalid dataformat") );
+ wxFAIL_MSG( wxT("invalid dataformat") );
}
-
- m_hasAtom = FALSE;
}
wxDataFormatId wxDataFormat::GetType() const
wxString wxDataFormat::GetId() const
{
- return m_id;
-}
-
-void wxDataFormat::SetId( const wxChar *id )
-{
- m_type = wxDF_PRIVATE;
- m_id = id;
- m_hasAtom = FALSE;
-}
-
-Atom wxDataFormat::GetAtom()
-{
- if (!m_hasAtom)
- {
- m_hasAtom = TRUE;
-
- if (m_type == wxDF_TEXT)
- {
- m_atom = g_textAtom;
- }
- else
-/*
- if (m_type == wxDF_BITMAP)
- {
- m_atom = GDK_TARGET_BITMAP;
- }
- else
-*/
- if (m_type == wxDF_PRIVATE)
- {
- m_atom = XInternAtom( (Display*) wxGetDisplay(), MBSTRINGCAST m_id.mbc_str(), FALSE );
- }
- else
- if (m_type == wxDF_FILENAME)
- {
- m_atom = XInternAtom( (Display*) wxGetDisplay(), "file:ALL", FALSE );
- }
- else
- {
- m_hasAtom = FALSE;
- m_atom = (Atom) 0;
- }
- }
-
- return m_atom;
-}
-
-//-------------------------------------------------------------------------
-// wxDataObject
-//-------------------------------------------------------------------------
-
-IMPLEMENT_ABSTRACT_CLASS( wxDataObject, wxObject )
-
-wxDataObject::wxDataObject()
-{
-}
-
-wxDataObject::~wxDataObject()
-{
-}
-
-wxDataFormat &wxDataObject::GetFormat()
-{
- return m_format;
-}
-
-wxDataFormatId wxDataObject::GetFormatType() const
-{
- return m_format.GetType();
-}
-
-wxString wxDataObject::GetFormatId() const
-{
- return m_format.GetId();
-}
-
-Atom wxDataObject::GetFormatAtom() const
-{
- Atom ret = ((wxDataObject*) this)->m_format.GetAtom();
+ char *t = XGetAtomName ((Display*) wxGetDisplay(), m_format);
+ wxString ret( t ); // this will convert from ascii to Unicode
+ if (t)
+ XFree( t );
return ret;
}
-// ----------------------------------------------------------------------------
-// wxTextDataObject
-// ----------------------------------------------------------------------------
-
-IMPLEMENT_DYNAMIC_CLASS( wxTextDataObject, wxDataObject )
-
-wxTextDataObject::wxTextDataObject()
+void wxDataFormat::SetId( NativeFormat format )
{
- m_format.SetType( wxDF_TEXT );
-}
+ PrepareFormats();
+ m_format = format;
-wxTextDataObject::wxTextDataObject( const wxString& data )
-{
- m_format.SetType( wxDF_TEXT );
-
- m_data = data;
-}
-
-void wxTextDataObject::SetText( const wxString& data )
-{
- m_data = data;
-}
-
-wxString wxTextDataObject::GetText() const
-{
- return m_data;
+ if (m_format == g_textAtom)
+ m_type = wxDF_TEXT;
+ else
+ if (m_format == g_pngAtom)
+ m_type = wxDF_BITMAP;
+ else
+ if (m_format == g_fileAtom)
+ m_type = wxDF_FILENAME;
+ else
+ m_type = wxDF_PRIVATE;
}
-void wxTextDataObject::WriteData( void *dest ) const
+void wxDataFormat::SetId( const wxChar *id )
{
- WriteString( m_data, dest );
+ PrepareFormats();
+ m_type = wxDF_PRIVATE;
+ wxString tmp( id );
+ m_format = XInternAtom( (Display*) wxGetDisplay(), wxMBSTRINGCAST tmp.mbc_str(), FALSE ); // what is the string cast for?
}
-size_t wxTextDataObject::GetSize() const
+void wxDataFormat::PrepareFormats()
{
- return m_data.Len() + 1;
+ if (!g_textAtom)
+ g_textAtom = XInternAtom( (Display*) wxGetDisplay(), "STRING", FALSE );
+ if (!g_pngAtom)
+ g_pngAtom = XInternAtom( (Display*) wxGetDisplay(), "image/png", FALSE );
+ if (!g_fileAtom)
+ g_fileAtom = XInternAtom( (Display*) wxGetDisplay(), "file:ALL", FALSE );
}
-void wxTextDataObject::WriteString( const wxString &str, void *dest ) const
-{
- memcpy( dest, str.mb_str(), str.Len()+1 );
-}
+#if 0
// ----------------------------------------------------------------------------
// wxPrivateDataObject
wxPrivateDataObject::wxPrivateDataObject()
{
- wxString id = _T("application/");
+ wxString id = wxT("application/");
id += wxTheApp->GetAppName();
m_format.SetId( id );
memcpy( dest, data, GetSize() );
}
+#endif // 0
+
#endif // wxUSE_CLIPBOARD
projects / wxWidgets.git / blobdiff