com.bluexml.side.Workflow.modeler.diagram.edit.ActionEditPart.java Source code

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/*
Copyright (C) 2007-20013  BlueXML - www.bluexml.com
    
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
    
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.
    
You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
/*******************************************************************************
 * This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Boston, MA 02111.
 ******************************************************************************/
package com.bluexml.side.Workflow.modeler.diagram.edit;

import org.apache.commons.lang.StringUtils;
import org.eclipse.draw2d.IFigure;
import org.eclipse.gef.EditPolicy;
import org.eclipse.gef.Request;
import org.eclipse.gef.RequestConstants;
import org.eclipse.gef.commands.Command;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.topcased.modeler.ModelerEditPolicyConstants;
import org.topcased.modeler.di.model.GraphNode;
import org.topcased.modeler.edit.EMFGraphNodeEditPart;
import org.topcased.modeler.edit.policies.LabelDirectEditPolicy;
import org.topcased.modeler.edit.policies.ResizableEditPolicy;
import org.topcased.modeler.edit.policies.RestoreEditPolicy;
import org.topcased.modeler.internal.ModelerPlugin;
import org.topcased.modeler.requests.RestoreConnectionsRequest;
import org.topcased.modeler.utils.Utils;

import com.bluexml.side.Workflow.modeler.diagram.WfEditPolicyConstants;
import com.bluexml.side.Workflow.modeler.diagram.commands.ActionRestoreConnectionCommand;
import com.bluexml.side.Workflow.modeler.diagram.commands.update.ActionUpdateCommand;
import com.bluexml.side.Workflow.modeler.diagram.dialogs.ActionEditDialog;
import com.bluexml.side.Workflow.modeler.diagram.figures.ActionFigure;
import com.bluexml.side.Workflow.modeler.diagram.policies.actionsEdgeCreationEditPolicy;
import com.bluexml.side.Workflow.modeler.diagram.preferences.WfDiagramPreferenceConstants;
import com.bluexml.side.workflow.Action;

/**
 * The Action object controller
 * 
 * @generated
 */
public class ActionEditPart extends EMFGraphNodeEditPart {
    /**
     * Constructor
     * 
     * @param obj
     *            the graph node
     * @generated
     */
    public ActionEditPart(GraphNode obj) {
        super(obj);
    }

    /**
     * Creates edit policies and associates these with roles
     * 
     * @generated
     */
    protected void createEditPolicies() {
        super.createEditPolicies();

        installEditPolicy(WfEditPolicyConstants.ACTIONS_EDITPOLICY, new actionsEdgeCreationEditPolicy());

        installEditPolicy(ModelerEditPolicyConstants.RESTORE_EDITPOLICY, new RestoreEditPolicy() {
            protected Command getRestoreConnectionsCommand(RestoreConnectionsRequest request) {
                return new ActionRestoreConnectionCommand(getHost());
            }
        });

        installEditPolicy(ModelerEditPolicyConstants.RESIZABLE_EDITPOLICY, new ResizableEditPolicy());

        installEditPolicy(EditPolicy.DIRECT_EDIT_ROLE, new LabelDirectEditPolicy());
    }

    /**
     * @see org.eclipse.gef.editparts.AbstractGraphicalEditPart#createFigure()
     * @generated
     */
    protected IFigure createFigure() {

        return new ActionFigure();
    }

    /**
     * @see org.topcased.modeler.edit.GraphNodeEditPart#getPreferenceDefaultBackgroundColor()
     * @generated
     */
    protected Color getPreferenceDefaultBackgroundColor() {
        String backgroundColor = getPreferenceStore()
                .getString(WfDiagramPreferenceConstants.ACTION_DEFAULT_BACKGROUND_COLOR);
        if (backgroundColor.length() != 0) {
            return Utils.getColor(backgroundColor);
        }
        return null;
    }

    /**
     * @see org.topcased.modeler.edit.GraphNodeEditPart#getPreferenceDefaultForegroundColor()
     * @generated
     */
    protected Color getPreferenceDefaultForegroundColor() {
        String foregroundColor = getPreferenceStore()
                .getString(WfDiagramPreferenceConstants.ACTION_DEFAULT_FOREGROUND_COLOR);
        if (foregroundColor.length() != 0) {
            return Utils.getColor(foregroundColor);
        }
        return null;
    }

    /**
     * @see org.topcased.modeler.edit.GraphNodeEditPart#getPreferenceDefaultFont()
     * @generated
     */
    protected Font getPreferenceDefaultFont() {
        String preferenceFont = getPreferenceStore().getString(WfDiagramPreferenceConstants.ACTION_DEFAULT_FONT);
        if (preferenceFont.length() != 0) {
            return Utils.getFont(new FontData(preferenceFont));
        }
        return null;

    }

    @Override
    public void performRequest(Request request) {
        if (request.getType() == RequestConstants.REQ_OPEN) {
            Action action = (Action) Utils.getElement(getGraphNode());

            ActionEditDialog dlg = new ActionEditDialog(action, ModelerPlugin.getActiveWorkbenchShell());
            if (dlg.open() == Window.OK) {
                ActionUpdateCommand command = new ActionUpdateCommand(action, dlg.getData());
                getViewer().getEditDomain().getCommandStack().execute(command);
                refresh();
            }
        } else {
            super.performRequest(request);

        }
    }

    @Override
    protected void refreshHeaderLabel() {
        Action action = (Action) Utils.getElement(getGraphNode());
        if (StringUtils.trimToNull(action.getExpression()) != null) {
            getLabel().setText(action.getExpression());
        } else if (action.getScript().size() > 0) {
            getLabel().setText(action.getScript().get(0).getExpression());
        } else {
            super.refreshHeaderLabel();
        }
    }
}