svn-gvsig-desktop / tags / Root_gvSIG_CAD_Layout_version / applications / appgvSIG / src / com / iver / cit / gvsig / UndoCommandExtension.java @ 1648
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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 com.iver.cit.gvsig; |
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import com.iver.andami.PluginServices; |
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import com.iver.andami.messages.NotificationManager; |
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import com.iver.andami.plugins.Extension; |
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import com.iver.cit.gvsig.fmap.FMap; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.EditableVectorialLayer; |
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import com.iver.cit.gvsig.gui.View; |
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import com.iver.cit.gvsig.gui.cad.CadMapControl; |
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import com.iver.cit.gvsig.project.ProjectView; |
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import java.io.IOException; |
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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 UndoCommandExtension implements Extension { |
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/**
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* @see com.iver.andami.plugins.Extension#inicializar()
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*/
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public void inicializar() { |
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} |
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/**
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* @see com.iver.andami.plugins.Extension#execute(java.lang.String)
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*/
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public void execute(String s) { |
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View vista = (View) PluginServices.getMDIManager().getActiveView(); |
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CadMapControl cadmap = (CadMapControl) vista.getMapControl(); |
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if (s.compareTo("UNDO") == 0) { |
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try {
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cadmap.getCadToolAdapter().getEditableFeatureSource().undo(); |
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} catch (DriverIOException e) {
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NotificationManager.addError("Error accediendo a los Drivers para deshacer un comando",
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e); |
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} catch (IOException e) { |
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NotificationManager.addError("Error accediendo al fichero para deshacer un comando",
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e); |
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} |
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vista.getMapControl().getMapControl().drawMap(false);
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} |
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} |
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/**
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* @see com.iver.andami.plugins.Extension#isEnabled()
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*/
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public boolean isEnabled() { |
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View vista = (View) PluginServices.getMDIManager().getActiveView(); |
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ProjectView model = vista.getModel(); |
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FMap mapa = model.getMapContext(); |
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FLayer[] capas = mapa.getLayers().getActives();
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if (capas.length != 1) return false; |
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if (capas[0] instanceof EditableVectorialLayer){ |
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EditableVectorialLayer lyr = (EditableVectorialLayer) capas[0];
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if (lyr.isEditing()) {
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CadMapControl cadmap = (CadMapControl) vista.getMapControl(); |
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if (cadmap.getCadToolAdapter().getEditableFeatureSource()==null)return false; |
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return cadmap.getCadToolAdapter().getEditableFeatureSource()
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.moreUndoCommands(); |
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}else{
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return false; |
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} |
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}else{
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return false; |
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} |
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} |
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/**
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* @see com.iver.andami.plugins.Extension#isVisible()
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*/
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public boolean isVisible() { |
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com.iver.andami.ui.mdiManager.View f = PluginServices.getMDIManager() |
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.getActiveView(); |
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if (f == null) { |
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return false; |
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} |
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if (f.getClass() == View.class) { |
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return true; |
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} else {
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return false; |
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} |
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} |
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} |