-// ----------------------------------------------------------------------------
-// "drag_leave"
-// ----------------------------------------------------------------------------
-
-static void target_drag_leave( GtkWidget *WXUNUSED(widget),
- GdkDragContext *WXUNUSED(context),
- guint WXUNUSED(time) )
-{
- printf( "leave.\n" );
-}
-
-// ----------------------------------------------------------------------------
-// "drag_motion"
-// ----------------------------------------------------------------------------
-
-static gboolean target_drag_motion( GtkWidget *WXUNUSED(widget),
- GdkDragContext *context,
- gint WXUNUSED(x),
- gint WXUNUSED(y),
- guint time )
-{
- printf( "motion.\n" );
- gdk_drag_status( context, context->suggested_action, time );
- return TRUE;
-}
-
-// ----------------------------------------------------------------------------
-// "drag_drop"
-// ----------------------------------------------------------------------------
-
-static gboolean target_drag_drop( GtkWidget *widget,
- GdkDragContext *context,
- gint x,
- gint y,
- guint time )
-{
- printf( "drop at: %d,%d.\n", x, y );
-
- if (context->targets)
- {
- gtk_drag_get_data( widget,
- context,
- GPOINTER_TO_INT (context->targets->data),
- time );
- }
- return FALSE;
-}
-
-// ----------------------------------------------------------------------------
-// "drag_data_received"
-// ----------------------------------------------------------------------------
-
-static void target_drag_data_received( GtkWidget *WXUNUSED(widget),
- GdkDragContext *context,
- gint x,
- gint y,
- GtkSelectionData *data,
- guint WXUNUSED(info),
- guint time )
-{
- printf( "data receive at: %d,%d.\n", x, y );
-
- if ((data->length >= 0) && (data->format == 8))
- {
- wxString str = (const char*)data->data;
- printf( "Received %s\n.", WXSTRINGCAST str );
- gtk_drag_finish( context, TRUE, FALSE, time );
- return;
- }
-
- gtk_drag_finish (context, FALSE, FALSE, time);
-}
-
-// ----------------------------------------------------------------------------
-// wxDropTarget
-// ----------------------------------------------------------------------------
-
-wxDropTarget::wxDropTarget()
-{
-}
-
-wxDropTarget::~wxDropTarget()
-{
-}
-
-void wxDropTarget::UnregisterWidget( GtkWidget *widget )
-{
- wxCHECK_RET( widget != NULL, "unregister widget is NULL" );
-
- gtk_drag_dest_set( widget,
- (GtkDestDefaults) 0,
- (GtkTargetEntry*) NULL,
- 0,
- (GdkDragAction) 0 );
-
- gtk_signal_disconnect_by_func( GTK_OBJECT(widget),
- GTK_SIGNAL_FUNC(target_drag_leave), (gpointer) this );
-
- gtk_signal_disconnect_by_func( GTK_OBJECT(widget),
- GTK_SIGNAL_FUNC(target_drag_motion), (gpointer) this );
-
- gtk_signal_disconnect_by_func( GTK_OBJECT(widget),
- GTK_SIGNAL_FUNC(target_drag_drop), (gpointer) this );
-
- gtk_signal_disconnect_by_func( GTK_OBJECT(widget),
- GTK_SIGNAL_FUNC(target_drag_data_received), (gpointer) this );
-}
-
-void wxDropTarget::RegisterWidget( GtkWidget *widget )
-{
- wxCHECK_RET( widget != NULL, "register widget is NULL" );
-
- GtkTargetEntry format;
- format.info = 0;
- format.flags = 0;
- char buf[100];
-
- int valid = 0;
- for ( size_t i = 0; i < GetFormatCount(); i++ )
- {
- wxDataFormat df = GetFormat( i );
- switch (df)
- {
- case wxDF_TEXT:
- format.target = "text/plain";
- valid++;
- break;
- case wxDF_FILENAME:
- format.target = "file:ALL";
- valid++;
- break;
- case wxDF_PRIVATE:
- wxPrivateDropTarget *pdt = (wxPrivateDropTarget *)this;
- strcpy( buf, WXSTRINGCAST pdt->GetID() );
- format.target = buf;
- valid++;
- default:
- break;
- }
- }
-
- wxASSERT_MSG( valid != 0, "No valid DnD format supported." );
-
- gtk_drag_dest_set( widget,
- GTK_DEST_DEFAULT_ALL,
- &format,
- 1,
- (GdkDragAction)(GDK_ACTION_COPY | GDK_ACTION_MOVE) );
-
- gtk_signal_connect( GTK_OBJECT(widget), "drag_leave",
- GTK_SIGNAL_FUNC(target_drag_leave), (gpointer) this );
-
- gtk_signal_connect( GTK_OBJECT(widget), "drag_motion",
- GTK_SIGNAL_FUNC(target_drag_motion), (gpointer) this );
-
- gtk_signal_connect( GTK_OBJECT(widget), "drag_drop",
- GTK_SIGNAL_FUNC(target_drag_drop), (gpointer) this );
-
- gtk_signal_connect( GTK_OBJECT(widget), "drag_data_received",
- GTK_SIGNAL_FUNC(target_drag_data_received), (gpointer) this );
-}
-
-// ----------------------------------------------------------------------------
-// wxTextDropTarget
-// ----------------------------------------------------------------------------
-
-bool wxTextDropTarget::OnDrop( long x, long y, const void *data, size_t WXUNUSED(size) )
-{
- OnDropText( x, y, (const char*)data );
- return TRUE;
-}
-
-bool wxTextDropTarget::OnDropText( long x, long y, const char *psz )
-{
- printf( "Got dropped text: %s.\n", psz );
- printf( "At x: %d, y: %d.\n", (int)x, (int)y );
- return TRUE;
-}
-
-size_t wxTextDropTarget::GetFormatCount() const
-{
- return 1;
-}
-
-wxDataFormat wxTextDropTarget::GetFormat(size_t WXUNUSED(n)) const
-{
- return wxDF_TEXT;
-}
-
-// ----------------------------------------------------------------------------
-// wxFileDropTarget
-// ----------------------------------------------------------------------------
-
-bool wxFileDropTarget::OnDropFiles( long x, long y, size_t nFiles, const char * const aszFiles[] )
-{
- printf( "Got %d dropped files.\n", (int)nFiles );
- printf( "At x: %d, y: %d.\n", (int)x, (int)y );
- for (size_t i = 0; i < nFiles; i++)
- {
- printf( aszFiles[i] );
- printf( "\n" );
- }
- return TRUE;
-}
-
-bool wxFileDropTarget::OnDrop(long x, long y, const void *data, size_t size )
-{
- size_t number = 0;
- char *text = (char*) data;
- for (size_t i = 0; i < size; i++)
- if (text[i] == 0) number++;
-
- if (number == 0) return TRUE;
-
- char **files = new char*[number];
-
- text = (char*) data;
- for (size_t i = 0; i < number; i++)
- {
- files[i] = text;
- int len = strlen( text );
- text += len+1;
- }
-
- bool ret = OnDropFiles( x, y, 1, files );
-
- free( files );
-
- return ret;
-}
-
-size_t wxFileDropTarget::GetFormatCount() const
-{
- return 1;
-}
-
-wxDataFormat wxFileDropTarget::GetFormat(size_t WXUNUSED(n)) const
-{
- return wxDF_FILENAME;
-}
-
-//-------------------------------------------------------------------------
-// wxDropSource
-//-------------------------------------------------------------------------
-
-wxDropSource::wxDropSource( wxWindow *win )
-{
- g_blockEventsOnDrag = TRUE;
-
- m_window = win;
- m_widget = win->m_widget;
- if (win->m_wxwindow) m_widget = win->m_wxwindow;
-
- m_data = (wxDataObject *) NULL;
- m_retValue = wxDragCancel;
-
- m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
- m_goaheadCursor = wxCursor( wxCURSOR_HAND );
-}
-
-wxDropSource::wxDropSource( wxDataObject &data, wxWindow *win )
-{
- g_blockEventsOnDrag = TRUE;
-
- m_window = win;
- m_widget = win->m_widget;
- if (win->m_wxwindow) m_widget = win->m_wxwindow;
- m_retValue = wxDragCancel;
-
- m_data = &data;
-
- m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
- m_goaheadCursor = wxCursor( wxCURSOR_HAND );
-}
-
-void wxDropSource::SetData( wxDataObject &data )
-{
- m_data = &data;
-}
-
-wxDropSource::~wxDropSource(void)
-{
-// if (m_data) delete m_data;
-
- g_blockEventsOnDrag = FALSE;
-}
-
-wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
-{
- wxASSERT_MSG( m_data, "wxDragSource: no data" );
-
- if (!m_data) return (wxDragResult) wxDragNone;
- if (m_data->GetDataSize() == 0) return (wxDragResult) wxDragNone;
-
- RegisterWindow();
-
- // TODO
-
- UnregisterWindow();
-
- g_blockEventsOnDrag = FALSE;
-
- return m_retValue;
-}
projects / wxWidgets.git / blobdiff