/******************************************************************************
* Copyright (c) 2014 Oracle
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Shenxue Zhou - initial implementation and ongoing maintenance
******************************************************************************/
package org.eclipse.sapphire.ui.swt.gef.actions;
import java.util.List;
import org.eclipse.gef.DefaultEditDomain;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.sapphire.ImageData;
import org.eclipse.sapphire.ui.Presentation;
import org.eclipse.sapphire.ui.SapphireAction;
import org.eclipse.sapphire.ui.SapphireActionHandler;
import org.eclipse.sapphire.ui.def.ActionHandlerDef;
import org.eclipse.sapphire.ui.diagram.def.IDiagramConnectionDef;
import org.eclipse.sapphire.ui.diagram.editor.SapphireDiagramEditorPagePart;
import org.eclipse.sapphire.ui.swt.gef.SapphireDiagramEditor;
import org.eclipse.sapphire.ui.swt.gef.internal.DiagramNodeConnectionCreationTool;
import org.eclipse.sapphire.ui.swt.gef.presentation.DiagramNodePresentation;
/**
* @author <a href="mailto:shenxue.zhou@oracle.com">Shenxue Zhou</a>
*/
public class NodeCreateConnectionActionHandler extends SapphireActionHandler
{
private IDiagramConnectionDef connectionDef;
public NodeCreateConnectionActionHandler(IDiagramConnectionDef connectionDef)
{
this.connectionDef = connectionDef;
}
@Override
public void init( final SapphireAction action, final ActionHandlerDef def )
{
super.init(action, def);
String label = connectionDef.getToolPaletteLabel().content();
String tooltip = connectionDef.getToolPaletteDescription().content();
if (label != null)
{
setLabel(label);
}
if (tooltip != null)
{
setToolTip(tooltip);
}
SapphireDiagramEditorPagePart pagePart = action.getPart().nearest(SapphireDiagramEditorPagePart.class);
List<SapphireDiagramEditorPagePart.ConnectionPalette> conns = pagePart.getConnectionPalettes();
ImageData connImage = null;
for (SapphireDiagramEditorPagePart.ConnectionPalette conn : conns)
{
if (conn.getConnectionDef() == this.connectionDef)
{
connImage = conn.getSmallIcon();
break;
}
}
if (connImage == null)
{
connImage = getAction().getImage(16);
}
if (connImage != null)
{
addImage(connImage);
}
}
@Override
protected Object run(Presentation context)
{
DiagramNodePresentation nodePresentation = (DiagramNodePresentation)context;
SapphireDiagramEditor diagramEditor = nodePresentation.getConfigurationManager().getDiagramEditor();
if( diagramEditor != null )
{
GraphicalEditPart sourceEditPart = diagramEditor.getGraphicalEditPart(nodePresentation.part());
DefaultEditDomain editDomain = diagramEditor.getEditDomain();
DiagramNodeConnectionCreationTool connectionTool = new DiagramNodeConnectionCreationTool();
connectionTool.setEditDomain(editDomain);
editDomain.setActiveTool(connectionTool);
connectionTool.continueConnection(sourceEditPart, diagramEditor, connectionDef);
}
return null;
}
}