Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 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 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.andami.plugins;

import org.gvsig.andami.plugins.status.IExtensionStatus;

import org.gvsig.andami.ui.mdiFrame.MDIFrame;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 * This class extends the functionality of Extension class to let the programmer

 * set an extension visible or not on-the-fly.

 *

 * @autor Jaume Dominguez Faus - jaume.dominguez@iver.es

 */

public class ExtensionDecorator implements HiddableExtension{

    private static Logger logger = LoggerFactory.getLogger(ExtensionDecorator.class);

        public static final int INACTIVE = 0;

        public static final int ALWAYS_VISIBLE = 1;

        public static final int ALWAYS_INVISIBLE = 2;

        int  alwaysVisible;

        IExtension extension;

        public ExtensionDecorator(IExtension e, int visibilityControl){

                setExtension(e);

                setVisibility(visibilityControl);

        }

        public void setExtension(IExtension e) {

                this.extension = e;

        }

        public void setVisibility(int state){

                this.alwaysVisible = state;

        }

        public int getVisibility(){

                return alwaysVisible;

        }

        public IExtension getExtension(){

                return extension;

        }

        public void initialize() {

                extension.initialize();

        }

        public void terminate(){

                //TODO

        }

        public void execute(String actionCommand) {

        logger.info("{}.execute('{}')", extension.getClass().getSimpleName(), actionCommand);

                extension.execute(actionCommand);

        }

        public boolean isEnabled() {

                return extension.isEnabled();

        }

        public boolean isVisible() {

                if (alwaysVisible == INACTIVE)

                        return extension.isVisible();

                else if (alwaysVisible == ALWAYS_VISIBLE) return true;

                else return false;

        }

        public void postInitialize() {

                // TODO

        }

        /* (non-Javadoc)

         * @see com.iver.andami.plugins.IExtension#getStatus()

         */

        public IExtensionStatus getStatus() {

                return extension.getStatus();

        }

        public IExtensionStatus getStatus(IExtension extension) {

                return this.extension.getStatus(extension);

        }

}