svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.plugin / org.gvsig.app / org.gvsig.app.mainplugin / src / main / java / org / gvsig / app / gui / WizardPanel.java @ 41742
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.app.gui; |
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import java.awt.Window; |
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import java.util.logging.Level; |
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import javax.swing.JPanel; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.app.ApplicationLocator; |
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import org.gvsig.app.ApplicationManager; |
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import org.gvsig.app.gui.wizards.WizardListener; |
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import org.gvsig.app.gui.wizards.WizardListenerSupport; |
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import org.gvsig.app.prepareAction.PrepareContextView_v1; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.DataStore; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.mapcontext.MapContext; |
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import org.gvsig.fmap.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.MapContextManager; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontrol.MapControl; |
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import org.gvsig.fmap.mapcontrol.MapControlCreationException; |
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import org.gvsig.fmap.mapcontrol.MapControlLocator; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.i18n.I18nManager; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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public abstract class WizardPanel extends JPanel { |
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private static final Logger logger = LoggerFactory.getLogger(WizardPanel.class); |
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private static final long serialVersionUID = 5317749209668850863L; |
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private String tabName = "TabName"; |
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private MapControl mapCtrl = null; |
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private WizardListenerSupport listenerSupport = new WizardListenerSupport(); |
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private MapContext mapContext;
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private boolean b_isMapControlAvailable = false; |
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public void addWizardListener(WizardListener listener) { |
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listenerSupport.addWizardListener(listener); |
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} |
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public void callError(Exception descripcion) { |
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listenerSupport.callError(descripcion); |
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} |
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public void removeWizardListener(WizardListener listener) { |
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listenerSupport.removeWizardListener(listener); |
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} |
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public void callStateChanged(boolean finishable) { |
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listenerSupport.callStateChanged(finishable); |
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} |
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protected void setTabName(String name) { |
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tabName = name; |
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} |
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public String getTabName() { |
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return tabName;
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} |
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abstract public void initWizard(); |
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/**
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* @deprecated use {@link #executeWizard()} instead.
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*/
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abstract public void execute(); |
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/**
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* Executes the wizard and returns anything created in the process.
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*
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* @return anything created in the process
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*/
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public Object executeWizard() { |
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execute(); |
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return null; |
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} |
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abstract public void close(); |
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abstract public DataStoreParameters[] getParameters(); |
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/**
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* You can use it to interact with the MapControl component that will
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* receive the new layer, in order to get user feedback
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* (for instance a bounding box). Check the
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* {@link #isMapControlAvailable()} method before accessing the MapControl
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* because it may not be available (for instance when adding layers
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* to a MapContext not associated with a View).
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*
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* For the moment, this method will return a non-null MapControl for
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* compatibility reasons, but you should still check
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* {@link #isMapControlAvailable()} to be sure it is a valid one,
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* as it could only be a fake MapControl.
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*
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* It is recommended to use {@link #getMapContext()} method
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* when no interaction is needed with the map user interface
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* (for instance to get the active projection, visible extent, etc)
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*
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* @return Returns the mapCtrl.
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*/
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public MapControl getMapCtrl() {
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if (mapCtrl!=null) { |
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return mapCtrl;
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} |
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else if (mapContext!=null) { |
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// if MapContext has been set, create a fake MapControl
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// for compatibility purposes
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MapControl mc; |
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try {
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mc = MapControlLocator.getMapControlManager().createJMapControlPanel(); |
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} catch (MapControlCreationException ex) {
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logger.warn("Can't create a MapControl.", ex);
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throw new RuntimeException(ex); |
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} |
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mc.setMapContext(mapContext); |
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mapCtrl=mc; |
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} |
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return mapCtrl;
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} |
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/**
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* Sets the MapControl that will receive the new layer
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* @param mapCtrl
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* The mapCtrl to set.
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*/
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public void setMapCtrl(MapControl mapCtrl) { |
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this.mapCtrl = mapCtrl;
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b_isMapControlAvailable = (mapCtrl!=null);
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} |
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/**
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* You can use it to extract information from
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* the MapContext that will receive the new layer.
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* For example, projection to use, or visible extent.
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*
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* @return Returns the MapContext.
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*/
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public MapContext getMapContext() {
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if (this.mapContext!=null || this.mapCtrl==null) { |
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return this.mapContext; |
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} |
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else {
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return this.mapCtrl.getMapContext(); |
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} |
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} |
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/**
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* Sets the MapContext that will receive the new layer
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* @param mapContext
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* The mapContext to set.
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*/
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public void setMapContext(MapContext mapContext) { |
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this.mapContext = mapContext;
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} |
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/**
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* Checks whether the MapControl is available.
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* The MapControl may not be available in some circumstances, for instance
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* when adding layers to a MapContext not associated with a View.
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*
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* A MapContext should always be available on the {@link #getMapContext()}
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* method.
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*
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* @return true if the MapControl is available, false otherwise
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*/
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public boolean isMapControlAvailable() { |
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return b_isMapControlAvailable ;
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} |
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protected void doAddLayer( |
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final String layerName, final DataStoreParameters parameters) { |
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final boolean b_isMapControlAvail = this.isMapControlAvailable(); |
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final MapControl mapControl = this.getMapCtrl(); |
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final MapContext mapContext = this.getMapContext(); |
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final ApplicationManager application = ApplicationLocator.getManager();
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final MapContextManager manager =
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MapContextLocator.getMapContextManager(); |
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logger.info("addLayer('{}','{}')", layerName, parameters.toString());
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Thread task = new Thread(new Runnable() { |
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public void run() { |
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FLayer layer = null;
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FLayer preparedLayer = null;
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try {
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DataManager dataManager = DALLocator.getDataManager(); |
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DataStore dataStore = dataManager.createStore(parameters); |
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String layerName = dataStore.getName();
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layer = manager.createLayer(layerName, dataStore); |
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preparedLayer = |
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application.prepareOpenLayer(layer, |
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new PrepareContextView_v1() {
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public Window getOwnerWindow() { |
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return null; |
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} |
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public MapControl getMapControl() {
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return mapControl;
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} |
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public IProjection getViewProjection() {
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return mapContext.getProjection();
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} |
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public MapContext getMapContext() {
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return mapContext;
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} |
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public boolean isMapControlAvailable() { |
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return b_isMapControlAvail;
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} |
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}); |
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if (preparedLayer != null) { |
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mapContext.getLayers().addLayer(preparedLayer); |
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} |
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} catch (Exception e) { |
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I18nManager i18nManager = ToolsLocator.getI18nManager(); |
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MessagePanel.showMessage( |
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i18nManager.getTranslation("_Probems_loading_the_layer"),
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i18nManager.getTranslation("_Cant_load_the_layer"),
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e |
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); |
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logger.warn("Can't load layer '"+layerName+"'.",e); |
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return;
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} finally {
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if (preparedLayer != null && preparedLayer != layer) { |
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preparedLayer.dispose(); |
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preparedLayer = null;
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} |
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if (layer != null) { |
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layer.dispose(); |
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layer = null;
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} |
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} |
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} |
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}); |
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task.start(); |
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} |
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/**
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*
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* @param mapControl
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* @param layerName
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* @param parameters
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* @deprecated Use {@link #doAddLayer(String, DataStoreParameters)}
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* in combination with {@link #setMapCtrl(MapControl)} if you need
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* to set the MapControl. Note that MapControl is automatically initialized
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* when creating the panel from the AddLayer extension.
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*/
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protected void doAddLayer(final MapControl mapControl, |
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final String layerName, final DataStoreParameters parameters) { |
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this.setMapCtrl(mapControl);
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doAddLayer(layerName, parameters); |
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} |
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/**
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* This method is called for example when user changes
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* tab in add layer dialog (new tab's settings are valid?)
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*
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* @return whether current wizard settings are enough
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* (for example, to enable an Accept button in a container)
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*/
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public boolean areSettingsValid() { |
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return true; |
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} |
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} |