plugins/org.eclipse.gmf.templates.legacy/codegen.templates/impl/diagram/editparts/DiagramEditPart.xpt

/*
 * Copyright (c) 2006, 2007 Borland Software Corporation
 * 
 * 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:
 *    Dmitry Stadnik (Borland) - initial API and implementation
 *    Alexander Shatalin (Borland) - initial API and implementation
 */

«IMPORT "http://www.eclipse.org/gmf/2008/GenModel"»
«IMPORT "http://www.eclipse.org/emf/2002/Ecore"»
«EXTENSION xpt::diagram::editparts::Utils»

«DEFINE constructor FOR gmfgen::GenDiagram-»
	«EXPAND xpt::Common::generatedMemberComment»
	public «editPartClassName»(org.eclipse.gmf.runtime.notation.View view) {
		super(view);
	}
«ENDDEFINE»

«DEFINE createDefaultEditPoliciesBody FOR gmfgen::GenDiagram-»
	super.createDefaultEditPolicies();
	«EXPAND xpt::diagram::editparts::Common::installSemanticEditPolicy-»
	«EXPAND xpt::diagram::editparts::Common::installCanonicalEditPolicy-»
	«IF generateCreateShortcutAction() && null == editorGen.application-»
		installEditPolicy(org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles.DRAG_DROP_ROLE, new org.eclipse.gmf.runtime.diagram.ui.editpolicies.DiagramDragDropEditPolicy() {
			public org.eclipse.gef.commands.Command getDropObjectsCommand(org.eclipse.gmf.runtime.diagram.ui.requests.DropObjectsRequest dropRequest) {
				java.util.List viewDescriptors = new java.util.ArrayList();
				for (java.util.Iterator it = dropRequest.getObjects().iterator(); it.hasNext();) {
					Object nextObject = it.next();
					if (false == nextObject instanceof org.eclipse.emf.ecore.EObject) {
						continue;
					}
					viewDescriptors.add(new org.eclipse.gmf.runtime.diagram.ui.requests.CreateViewRequest.ViewDescriptor(new org.eclipse.gmf.runtime.emf.core.util.EObjectAdapter((org.eclipse.emf.ecore.EObject) nextObject), org.eclipse.gmf.runtime.notation.Node.class, null, getDiagramPreferencesHint()));
				}
				return createShortcutsCommand(dropRequest, viewDescriptors);
			}

			private org.eclipse.gef.commands.Command createShortcutsCommand(org.eclipse.gmf.runtime.diagram.ui.requests.DropObjectsRequest dropRequest, java.util.List viewDescriptors) {
				org.eclipse.gef.commands.Command command = createViewsAndArrangeCommand(dropRequest, viewDescriptors);
				if (command != null) {
					return command.chain(new org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy(new «getCreateShortcutDecorationsCommandQualifiedClassName()»(getEditingDomain(), (org.eclipse.gmf.runtime.notation.View) getModel(), viewDescriptors)));
				}
				return null;
			}
		});
	«ENDIF-»
	«IF shouldGenerateDiagramViewmap()-»
		// diagram figure does layout; need to install child editpolicy to show selection feedback
		installEditPolicy(org.eclipse.gef.EditPolicy.LAYOUT_ROLE, new org.eclipse.gef.editpolicies.LayoutEditPolicy() {
			protected org.eclipse.gef.EditPolicy createChildEditPolicy(org.eclipse.gef.EditPart child) {
				final org.eclipse.gef.editpolicies.NonResizableEditPolicy p = new org.eclipse.gef.editpolicies.NonResizableEditPolicy();
				p.setDragAllowed(false);
				return p;
			}
			protected org.eclipse.gef.commands.Command getMoveChildrenCommand(org.eclipse.gef.Request request) {
				return null;
			}
			protected org.eclipse.gef.commands.Command getCreateCommand(org.eclipse.gef.requests.CreateRequest request) {
				return null;
			}
		});
	«ENDIF-»
	«EXPAND xpt::diagram::editparts::Common::behaviour FOR this-»
	// removeEditPolicy(org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles.POPUPBAR_ROLE);
«ENDDEFINE»

«DEFINE createFigure FOR gmfgen::GenDiagram-»
	«IF shouldGenerateDiagramViewmap()-»
		«EXPAND xpt::Common::generatedMemberComment»
		protected org.eclipse.draw2d.IFigure createFigure() {
			org.eclipse.draw2d.FreeformLayer l = new org.eclipse.draw2d.FreeformLayer();
			l.setBorder(new org.eclipse.draw2d.MarginBorder(50));
			«EXPAND initLayout("lm") FOR viewmap.layoutType-»
			l.setLayoutManager(lm);
			return l;
		}
	«ENDIF»
«ENDDEFINE»

«DEFINE initLayout(String varName) FOR gmfgen::ViewmapLayoutType-»
	«IF value == gmfgen::ViewmapLayoutType::TOOLBAR_LAYOUT.value-»
		org.eclipse.draw2d.ToolbarLayout «varName» = new org.eclipse.draw2d.ToolbarLayout();
		«varName».setSpacing(10);
	«ELSEIF value == gmfgen::ViewmapLayoutType::FLOW_LAYOUT.value-»
		org.eclipse.draw2d.FlowLayout «varName» = new org.eclipse.draw2d.FlowLayout();
		«varName».setMajorSpacing(10);
		«varName».setMinorSpacing(10);
	«ELSE-»
		org.eclipse.draw2d.LayoutManager «varName» = null; /*FIXME - unknown layout type*/
	«ENDIF-»
«ENDDEFINE»