plugins/org.eclipse.gmf.map.editor/src/org/eclipse/gmf/map/editor/edit/parts/LinkMappingEditPart.java

/**
 * Copyright (c) 2006, 2010 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
 */
package org.eclipse.gmf.map.editor.edit.parts;

import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.StackLayout;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.EditPolicy;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.editpolicies.LayoutEditPolicy;
import org.eclipse.gef.editpolicies.NonResizableEditPolicy;
import org.eclipse.gef.requests.CreateRequest;
import org.eclipse.gmf.map.editor.edit.policies.LinkMappingCanonicalEditPolicy;
import org.eclipse.gmf.map.editor.edit.policies.LinkMappingItemSemanticEditPolicy;
import org.eclipse.gmf.map.editor.part.GMFMapVisualIDRegistry;
import org.eclipse.gmf.map.editor.providers.GMFMapElementTypes;
import org.eclipse.gmf.runtime.diagram.core.edithelpers.CreateElementRequestAdapter;
import org.eclipse.gmf.runtime.diagram.ui.editparts.ShapeNodeEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.CreationEditPolicy;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.DragDropEditPolicy;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.EditPolicyRoles;
import org.eclipse.gmf.runtime.diagram.ui.requests.CreateViewAndElementRequest;
import org.eclipse.gmf.runtime.draw2d.ui.figures.ConstrainedToolbarLayout;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.gef.ui.figures.DefaultSizeNodeFigure;
import org.eclipse.gmf.runtime.gef.ui.figures.NodeFigure;
import org.eclipse.gmf.runtime.notation.View;

/**
 * @generated
 */
public class LinkMappingEditPart extends ShapeNodeEditPart {

	/**
	 * @generated
	 */
	public static final int VISUAL_ID = 2002;

	/**
	 * @generated
	 */
	protected IFigure contentPane;

	/**
	 * @generated
	 */
	protected IFigure primaryShape;

	/**
	 * @generated
	 */
	public LinkMappingEditPart(View view) {
		super(view);
	}

	/**
	 * @generated
	 */
	protected void createDefaultEditPolicies() {
		installEditPolicy(EditPolicyRoles.CREATION_ROLE, new CreationEditPolicy() {

			public Command getCommand(Request request) {
				if (understandsRequest(request)) {
					if (request instanceof CreateViewAndElementRequest) {
						CreateElementRequestAdapter adapter = ((CreateViewAndElementRequest) request).getViewAndElementDescriptor().getCreateElementRequestAdapter();
						IElementType type = (IElementType) adapter.getAdapter(IElementType.class);
						if (type == GMFMapElementTypes.FeatureLabelMapping_3008) {
							EditPart compartmentEditPart = getChildBySemanticHint(GMFMapVisualIDRegistry.getType(LinkMappingLabelsEditPart.VISUAL_ID));
							return compartmentEditPart == null ? null : compartmentEditPart.getCommand(request);
						}
						if (type == GMFMapElementTypes.DesignLabelMapping_3009) {
							EditPart compartmentEditPart = getChildBySemanticHint(GMFMapVisualIDRegistry.getType(LinkMappingLabelsEditPart.VISUAL_ID));
							return compartmentEditPart == null ? null : compartmentEditPart.getCommand(request);
						}
						if (type == GMFMapElementTypes.LabelMapping_3003) {
							EditPart compartmentEditPart = getChildBySemanticHint(GMFMapVisualIDRegistry.getType(LinkMappingLabelsEditPart.VISUAL_ID));
							return compartmentEditPart == null ? null : compartmentEditPart.getCommand(request);
						}
					}
					return super.getCommand(request);
				}
				return null;
			}
		});
		super.createDefaultEditPolicies();
		installEditPolicy(EditPolicyRoles.SEMANTIC_ROLE, new LinkMappingItemSemanticEditPolicy());
		installEditPolicy(EditPolicyRoles.CANONICAL_ROLE, new LinkMappingCanonicalEditPolicy());
		installEditPolicy(EditPolicy.LAYOUT_ROLE, createLayoutEditPolicy());

	}

	/**
	 * @generated
	 */
	protected LayoutEditPolicy createLayoutEditPolicy() {
		LayoutEditPolicy lep = new org.eclipse.gmf.runtime.diagram.ui.editpolicies.LayoutEditPolicy() {

			protected EditPolicy createChildEditPolicy(EditPart child) {
				EditPolicy result = child.getEditPolicy(EditPolicy.PRIMARY_DRAG_ROLE);
				if (result == null) {
					result = new NonResizableEditPolicy();
				}
				return result;
			}

			protected Command getMoveChildrenCommand(Request request) {
				return null;
			}

			protected Command getCreateCommand(CreateRequest request) {
				return null;
			}
		};
		return lep;
	}

	/**
	 * @generated
	 */
	protected IFigure createNodeShape() {
		LinkMappingFigure figure = new LinkMappingFigure();
		return primaryShape = figure;
	}

	/**
	 * @generated
	 */
	public LinkMappingFigure getPrimaryShape() {
		return (LinkMappingFigure) primaryShape;
	}

	/**
	 * @generated
	 */
	protected boolean addFixedChild(EditPart childEditPart) {
		if (childEditPart instanceof LinkMappingInfoEditPart) {
			((LinkMappingInfoEditPart) childEditPart).setLabel(getPrimaryShape().getFigureLinkMappingInfoFigure());
			return true;
		}
		return false;
	}

	/**
	 * @generated
	 */
	protected boolean removeFixedChild(EditPart childEditPart) {
		return false;
	}

	/**
	 * @generated
	 */
	protected NodeFigure createNodePlate() {
		DefaultSizeNodeFigure result = new DefaultSizeNodeFigure(getMapMode().DPtoLP(40), getMapMode().DPtoLP(40));
		return result;
	}

	/**
	 * Creates figure for this edit part.
	 * 
	 * Body of this method does not depend on settings in generation model so you may safely remove <i>generated</i> tag and modify it.
	 * 
	 * @generated
	 */
	protected NodeFigure createNodeFigure() {
		NodeFigure figure = createNodePlate();
		figure.setLayoutManager(new StackLayout());
		IFigure shape = createNodeShape();
		figure.add(shape);
		contentPane = setupContentPane(shape);
		return figure;
	}

	/**
	 * Default implementation treats passed figure as content pane. Respects layout one may have set for generated figure.
	 * 
	 * @param nodeShape
	 *            instance of generated figure class
	 * @generated
	 */
	protected IFigure setupContentPane(IFigure nodeShape) {
		if (nodeShape.getLayoutManager() == null) {
			ConstrainedToolbarLayout layout = new ConstrainedToolbarLayout();
			layout.setSpacing(getMapMode().DPtoLP(5));
			nodeShape.setLayoutManager(layout);
		}
		return nodeShape; // use nodeShape itself as contentPane
	}

	/**
	 * @generated
	 */
	public IFigure getContentPane() {
		if (contentPane != null) {
			return contentPane;
		}
		return super.getContentPane();
	}

	/**
	 * @generated
	 */
	public EditPart getPrimaryChildEditPart() {
		return getChildBySemanticHint(GMFMapVisualIDRegistry.getType(LinkMappingInfoEditPart.VISUAL_ID));
	}

	/**
	 * @generated
	 */
	protected void addChildVisual(EditPart childEditPart, int index) {
		if (addFixedChild(childEditPart)) {
			return;
		}
		super.addChildVisual(childEditPart, -1);
	}

	/**
	 * @generated
	 */
	protected void removeChildVisual(EditPart childEditPart) {
		if (removeFixedChild(childEditPart)) {
			return;
		}
		super.removeChildVisual(childEditPart);
	}

	/**
	 * @generated
	 */
	public class LinkMappingFigure extends org.eclipse.draw2d.RectangleFigure {

		/**
		 * @generated
		 */
		public LinkMappingFigure() {

			this.setForegroundColor(org.eclipse.draw2d.ColorConstants.darkBlue);
			this.setBackgroundColor(LINKMAPPINGFIGURE_BACK);
			createContents();
		}

		/**
		 * @generated
		 */
		private void createContents() {
			org.eclipse.gmf.runtime.draw2d.ui.figures.WrapLabel fig_0 = new org.eclipse.gmf.runtime.draw2d.ui.figures.WrapLabel();

			setFigureLinkMappingInfoFigure(fig_0);

			Object layData0 = null;

			this.add(fig_0, layData0);
		}

		/**
		 * @generated
		 */
		private org.eclipse.gmf.runtime.draw2d.ui.figures.WrapLabel fLinkMappingInfoFigure;

		/**
		 * @generated
		 */
		public org.eclipse.gmf.runtime.draw2d.ui.figures.WrapLabel getFigureLinkMappingInfoFigure() {
			return fLinkMappingInfoFigure;
		}

		/**
		 * @generated
		 */
		private void setFigureLinkMappingInfoFigure(org.eclipse.gmf.runtime.draw2d.ui.figures.WrapLabel fig) {
			fLinkMappingInfoFigure = fig;
		}

		/**
		 * @generated
		 */
		private boolean myUseLocalCoordinates = false;

		/**
		 * @generated
		 */
		protected boolean useLocalCoordinates() {
			return myUseLocalCoordinates;
		}

		/**
		 * @generated
		 */
		protected void setUseLocalCoordinates(boolean useLocalCoordinates) {
			myUseLocalCoordinates = useLocalCoordinates;
		}

	}

	/**
	 * @generated
	 */
	public static final org.eclipse.swt.graphics.Color LINKMAPPINGFIGURE_BACK = new org.eclipse.swt.graphics.Color(null, 204, 255, 255);

}