GeoPlatformTreeGridWidget.java

/**
 *
 *    geo-platform
 *    Rich webgis framework
 *    http://geo-platform.org
 *   ====================================================================
 *
 *   Copyright (C) 2008-2017 geoSDI Group (CNR IMAA - Potenza - ITALY).
 *
 *   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, see http://www.gnu.org/licenses/
 *
 *   ====================================================================
 *
 *   Linking this library statically or dynamically with other modules is
 *   making a combined work based on this library. Thus, the terms and
 *   conditions of the GNU General Public License cover the whole combination.
 *
 *   As a special exception, the copyright holders of this library give you permission
 *   to link this library with independent modules to produce an executable, regardless
 *   of the license terms of these independent modules, and to copy and distribute
 *   the resulting executable under terms of your choice, provided that you also meet,
 *   for each linked independent module, the terms and conditions of the license of
 *   that module. An independent module is a module which is not derived from or
 *   based on this library. If you modify this library, you may extend this exception
 *   to your version of the library, but you are not obligated to do so. If you do not
 *   wish to do so, delete this exception statement from your version.
 */
package org.geosdi.geoplatform.gui.client.widget.tree.grid;

import org.geosdi.geoplatform.gui.model.tree.grid.GPTreeGridBeanModel;
import com.extjs.gxt.ui.client.store.TreeStore;
import com.extjs.gxt.ui.client.widget.grid.ColumnModel;
import com.extjs.gxt.ui.client.widget.treegrid.TreeGrid;

/**
 * @author Giuseppe La Scaleia - CNR IMAA geoSDI Group
 * @email giuseppe.lascaleia@geosdi.org
 *
 */
public abstract class GeoPlatformTreeGridWidget<T extends GPTreeGridBeanModel> {

    protected TreeStore<T> store;
    protected TreeGrid<T> tree;
    protected ColumnModel columnModel;

    /**
     *
     */
    public GeoPlatformTreeGridWidget() {
        this.store = new TreeStore<T>();
        this.createColumnModel();
        this.createTreeGrid();
    }

    private void createTreeGrid() {
        this.tree = new TreeGrid<T>(store, columnModel);
        setTreeGridProperties();
    }

    /**
     * Create ColumnModel with all Column For Column with GeoPlatform Column
     * Render we can have this code :
     *
     * <code>
     * 		ColumnConfig gpColumnRender = new ColumnConfig(
     *				GPKeyTreeGridModel.LABEL_NODE_VALUE.toString(),
     *				"GeoPlatform-Renderer", 150);
     *
     *		gpColumnRender.setRenderer(new GridCellRenderer<T>() {
     *
     *			@Override
     *			public Object render(T model, String property, ColumnData config,
     *					int rowIndex, int colIndex, ListStore<T> store, Grid<T> grid) {
     *				return model.getWidget();
     *			}
     *		});
     * </code>
     *
     */
    public abstract void createColumnModel();

    /**
     * Set TreeGrid Properties such as Borders, RowHeight etc
     *
     */
    public abstract void setTreeGridProperties();
}