svn-gvsig-desktop / branches / v2_0_0_prep / extensions / extEditing / src / org / gvsig / editing / UndoViewExtension.java @ 39212
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.editing; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.andami.plugins.Extension; |
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import org.gvsig.app.ApplicationLocator; |
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import org.gvsig.app.project.documents.view.gui.DefaultViewPanel; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontext.layers.FLayers; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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import org.gvsig.fmap.mapcontrol.MapControl; |
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import org.gvsig.tools.undo.UndoException; |
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/**
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* Extensi?n encargada de gestionar el deshacer los comandos anteriormente
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* aplicados.
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*
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* @author Vicente Caballero Navarro
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*/
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public class UndoViewExtension extends Extension { |
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/**
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* @see org.gvsig.andami.plugins.IExtension#initialize()
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*/
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public void initialize() { |
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} |
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/**
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* @see org.gvsig.andami.plugins.IExtension#execute(java.lang.String)
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*/
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public void execute(String s) { |
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DefaultViewPanel vista = (DefaultViewPanel) PluginServices.getMDIManager().getActiveWindow(); |
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if (s.compareTo("edit-undo-layer") == 0) { |
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undo(vista); |
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} |
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} |
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private void undo(DefaultViewPanel vista) { |
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MapControl mapControl = vista.getMapControl(); |
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try {
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FLayers layers=mapControl.getMapContext().getLayers(); |
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for (int i=0;i<layers.getLayersCount();i++){ |
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if (layers.getLayer(i) instanceof FLyrVect && layers.getLayer(i).isEditing() && layers.getLayer(i).isActive()){ |
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((FLyrVect)layers.getLayer(i)).getFeatureStore().undo(); |
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mapControl.drawMap(false);
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ApplicationLocator.getManager().refreshMenusAndToolBars(); |
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} |
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} |
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} catch (UndoException e) {
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NotificationManager.addError(e.getMessage(),e); |
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} |
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} |
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/**
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* @see org.gvsig.andami.plugins.IExtension#isEnabled()
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*/
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public boolean isEnabled() { |
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DefaultViewPanel vista = (DefaultViewPanel) PluginServices.getMDIManager().getActiveWindow(); |
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MapControl mapControl = vista.getMapControl(); |
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FLayers layers=mapControl.getMapContext().getLayers(); |
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for (int i=0;i<layers.getLayersCount();i++){ |
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// try {
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if (layers.getLayer(i) instanceof FLyrVect && ((FLyrVect)layers.getLayer(i)).getFeatureStore().isEditing() && layers.getLayer(i).isActive()){ |
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return ((FLyrVect)layers.getLayer(i)).getFeatureStore().canUndo();
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// VectorialEditableAdapter vea=(VectorialEditableAdapter)((FLyrVect)layers.getLayer(i)).getSource();
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// if (vea==null)return false;
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// return vea.getCommandRecord().moreUndoCommands();
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} |
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// } catch (ReadException e) {
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// // TODO Auto-generated catch block
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// e.printStackTrace();
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// } catch (DataException e) {
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// // TODO Auto-generated catch block
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// e.printStackTrace();
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// }
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} |
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return false; |
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} |
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/**
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* @see org.gvsig.andami.plugins.IExtension#isVisible()
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*/
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public boolean isVisible() { |
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org.gvsig.andami.ui.mdiManager.IWindow f = PluginServices.getMDIManager() |
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.getActiveWindow(); |
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if (f == null) { |
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return false; |
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} |
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if (f instanceof DefaultViewPanel) { |
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MapControl mapControl = ((DefaultViewPanel)f).getMapControl(); |
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FLayer[] layers=mapControl.getMapContext().getLayers().getActives();
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FLayer layer; |
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for (int i=0;i<layers.length;i++){ |
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layer = layers[i]; |
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if (!layer.isAvailable()){
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continue;
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} |
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// try {
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if (layer instanceof FLyrVect && ((FLyrVect)layer).getFeatureStore().isEditing()){ |
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return true; |
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} |
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// } catch (ReadException e) {
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// // TODO Auto-generated catch block
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// e.printStackTrace();
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// }
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} |
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} |
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return false; |
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} |
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} |