/**
*
* 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.toolbar.mediator;
import java.util.List;
import org.geosdi.geoplatform.gui.model.tree.GPBeanTreeModel;
import org.geosdi.geoplatform.gui.model.tree.TreeStatusEnum;
import org.geosdi.geoplatform.gui.plugin.tree.addlayer.AddLayerPluginManager;
import org.geosdi.geoplatform.gui.plugin.tree.addlayer.IAddLayerPlugin;
import org.geosdi.geoplatform.gui.plugin.tree.toolbar.ITreeToolbarPlugin;
import org.geosdi.geoplatform.gui.plugin.tree.toolbar.TreeToolbarPluginManager;
/**
* @author Nazzareno Sileno - CNR IMAA geoSDI Group
* @email nazzareno.sileno@geosdi.org
*/
public class MediatorToolbarTreeAction {
private static MediatorToolbarTreeAction instance = new MediatorToolbarTreeAction();
private static boolean addLayerVisible = false;
private MediatorToolbarTreeAction() {
}
public static MediatorToolbarTreeAction getInstance() {
return instance;
}
/**
* @return the addLayerVisible
*/
public boolean isAddLayerVisible() {
return addLayerVisible;
}
/**
* @param aAddLayerVisible the addLayerVisible to set
*/
public void setAddLayerVisible(boolean aAddLayerVisible) {
addLayerVisible = aAddLayerVisible;
}
/**
*
* @param elements
*/
public void elementChanged(List<GPBeanTreeModel> elements) {
TreeStatusEnum status = this.calculateTreeStatus(elements);
for (ITreeToolbarPlugin plugin : TreeToolbarPluginManager.getToolbarPlugin()) {
plugin.setEnabledByStatus(status);
}
if (addLayerVisible) {
this.manageAddLayerPluginAction(status);
}
}
private void manageAddLayerPluginAction(TreeStatusEnum status) {
for (IAddLayerPlugin plugin : AddLayerPluginManager.getWindowPlugins()) {
plugin.setEnabledByStatus(status);
}
}
public void manageAddLayerPluginAction(List<GPBeanTreeModel> elements) {
if (addLayerVisible) {
TreeStatusEnum status = this.calculateTreeStatus(elements);
this.manageAddLayerPluginAction(status);
}
}
private TreeStatusEnum calculateTreeStatus(List<GPBeanTreeModel> elements) {
return (elements == null || elements.isEmpty())
? TreeStatusEnum.NO_SELECTION : (elements.size() > 1)
? TreeStatusEnum.MULTI_SELECTION : elements.get(0).getTreeStatus();
}
}