+ gtk_widget_dnd_drop_set( widget, FALSE, (gchar **) NULL, 0, FALSE );
+}
+
+void wxDropTarget::RegisterWidget( GtkWidget *widget )
+{
+ wxString formats;
+ int valid = 0;
+
+ for ( size_t i = 0; i < GetFormatCount(); i++ )
+ {
+ switch (GetFormat(i).GetType())
+ {
+ case wxDF_TEXT:
+ {
+ if (i > 0) formats += ";";
+ formats += "text/plain";
+ valid++;
+ break;
+ }
+ case wxDF_FILENAME:
+ {
+ if (i > 0) formats += ";";
+ formats += "file:ALL";
+ valid++;
+ break;
+ }
+ case wxDF_PRIVATE:
+ {
+ if (i > 0) formats += ";";
+ wxPrivateDropTarget *pdt = (wxPrivateDropTarget *)this;
+ formats += pdt->GetId();
+ valid++;
+ break;
+ }
+ default:
+ break;
+ }
+ }
+
+ char *str = WXSTRINGCAST formats;
+
+ gtk_widget_dnd_drop_set( widget, TRUE, &str, valid, FALSE );
+
+ gtk_signal_connect( GTK_OBJECT(widget), "drop_data_available_event",
+ GTK_SIGNAL_FUNC(gtk_target_callback), (gpointer) this );
+
+ gtk_signal_connect( GTK_OBJECT(widget), "drop_enter_event",
+ GTK_SIGNAL_FUNC(gtk_target_enter_callback), (gpointer) this );
+
+ gtk_signal_connect( GTK_OBJECT(widget), "drop_leave_event",
+ GTK_SIGNAL_FUNC(gtk_target_leave_callback), (gpointer) this );
+}
+
+// ----------------------------------------------------------------------------
+// wxTextDropTarget
+// ----------------------------------------------------------------------------
+
+wxTextDropTarget::wxTextDropTarget()
+{
+ m_format = new wxDataFormat( wxDF_TEXT );
+}
+
+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;
+}
+
+// ----------------------------------------------------------------------------
+// wxPrivateDropTarget
+// ----------------------------------------------------------------------------
+
+wxPrivateDropTarget::wxPrivateDropTarget()
+{
+ m_id = wxTheApp->GetAppName();
+ m_format = new wxDataFormat( m_id );
+}
+
+void wxPrivateDropTarget::SetId( const wxString& id )
+{
+ m_id = id;
+ m_format->SetId( id );
+}
+
+size_t wxPrivateDropTarget::GetFormatCount() const
+{
+ return 1;
+}
+
+// ----------------------------------------------------------------------------
+// wxFileDropTarget
+// ----------------------------------------------------------------------------
+
+wxFileDropTarget::wxFileDropTarget()
+{
+ m_format = new wxDataFormat( wxDF_FILENAME );
+}
+
+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;
+}
+
+//-------------------------------------------------------------------------
+// wxDropSource
+//-------------------------------------------------------------------------
+
+static void
+shape_motion (GtkWidget *widget,
+ GdkEventMotion * /*event*/);
+
+//-----------------------------------------------------------------------------
+// "drag_request_event"
+//-----------------------------------------------------------------------------
+
+void gtk_drag_callback( GtkWidget *widget, GdkEventDragRequest *event, wxDropSource *source )
+{
+ wxDataBroker *data = source->m_data;
+
+ if (!data) return;
+
+ wxNode *node = data->m_dataObjects.First();
+ {
+ wxDataObject *dobj = (wxDataObject*) node->Data();
+
+ if ((strcmp(event->data_type,"file:ALL") == 0) &&
+ (dobj->GetFormat().GetType() == wxDF_FILENAME))
+ {
+ wxFileDataObject *file_object = (wxFileDataObject*) dobj;
+
+ wxString text = file_object->GetFiles();
+
+ char *s = WXSTRINGCAST text;
+
+ gtk_widget_dnd_data_set( widget,
+ (GdkEvent*)event,
+ (unsigned char*) s,
+ (int) text.Length()+1 );
+
+ source->m_retValue = wxDragCopy;
+
+ return;
+ }
+
+ if ((strcmp(event->data_type,"text/plain") == 0) &&
+ (dobj->GetFormat().GetType() == wxDF_TEXT))
+ {
+ wxTextDataObject *text_object = (wxTextDataObject*) dobj;
+
+ wxString text = text_object->GetText();
+
+ char *s = WXSTRINGCAST text;
+
+ gtk_widget_dnd_data_set( widget,
+ (GdkEvent*)event,
+ (unsigned char*) s,
+ (int) text.Length()+1 );
+
+ source->m_retValue = wxDragCopy;
+
+ return;
+ }
+
+ if (dobj->GetFormat().GetType() == wxDF_PRIVATE)
+ {
+ wxPrivateDataObject *pdo = (wxPrivateDataObject*) dobj;
+
+ if (pdo->GetId() == event->data_type)
+ {
+ gtk_widget_dnd_data_set( widget,
+ (GdkEvent*)event,
+ (unsigned char*) pdo->GetData(),
+ (int) pdo->GetSize() );
+
+ source->m_retValue = wxDragCopy;
+
+ return;
+ }
+ }
+
+ node = node->Next();
+ }
+}
+
+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 = (wxDataBroker*) 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;
+
+ if (data)
+ {
+ m_data = new wxDataBroker();
+ m_data->Add( data );
+ }
+ else
+ {
+ m_data = (wxDataBroker*) NULL;
+ }
+
+ m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
+ m_goaheadCursor = wxCursor( wxCURSOR_HAND );
+}
+
+wxDropSource::wxDropSource( wxDataBroker *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 )
+{
+ if (m_data) delete m_data;
+
+ if (data)
+ {
+ m_data = new wxDataBroker();
+ m_data->Add( data );
+ }
+ else
+ {
+ m_data = (wxDataBroker*) NULL;
+ }
+}
+
+void wxDropSource::SetData( wxDataBroker *data )
+{
+ if (m_data) delete m_data;
+
+ m_data = data;
+}
+
+wxDropSource::~wxDropSource(void)
+{
+ if (m_data) delete m_data;
+
+ g_blockEventsOnDrag = FALSE;
+}
+
+wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
+{
+ if (gdk_dnd.dnd_grabbed) return (wxDragResult) wxDragNone;
+ if (gdk_dnd.drag_really) return (wxDragResult) wxDragNone;
+
+ wxASSERT_MSG( m_data, "wxDragSource: no data" );
+
+ if (!m_data) return (wxDragResult) wxDragNone;
+
+ static GtkWidget *drag_icon = (GtkWidget*) NULL;
+ static GtkWidget *drop_icon = (GtkWidget*) NULL;
+
+ GdkPoint hotspot_1 = {0,-5 };
+
+ if (!drag_icon)
+ {
+ drag_icon = shape_create_icon ( gv_xpm,
+ 440, 140, 0,0, GTK_WINDOW_POPUP);
projects / wxWidgets.git / blobdiff