svn-gvsig-desktop / trunk / extensions / extDataLocator / src / com / iver / gvsig / datalocator / DataLocatorExtension.java @ 28915
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/*
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* Created on 22-jun-2005
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*
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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.gvsig.datalocator; |
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import java.util.prefs.Preferences; |
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import com.hardcode.gdbms.engine.data.DataSource; |
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import com.iver.andami.PluginServices; |
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import com.iver.andami.plugins.Extension; |
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import com.iver.andami.ui.mdiManager.IWindow; |
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import com.iver.andami.ui.mdiManager.WindowInfo; |
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import com.iver.cit.gvsig.fmap.MapContext; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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import com.iver.cit.gvsig.fmap.layers.LayersIterator; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection; |
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import com.iver.cit.gvsig.project.documents.view.IProjectView; |
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import com.iver.cit.gvsig.project.documents.view.gui.View; |
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import com.iver.gvsig.datalocator.gui.DataSelectionPanel; |
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/**
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* The DataLocatorExtension class allows to make a quick zoom based on an
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* alphanumeric attribute.
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*
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* @author jmorell
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*/
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public class DataLocatorExtension extends Extension { |
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IWindow iWDataSelection = null;
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IWindow previousView = null;
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/* (non-Javadoc)
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* @see com.iver.andami.plugins.Extension#inicializar()
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*/
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public void initialize() { |
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registerIcons(); |
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} |
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private void registerIcons(){ |
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//view-locator
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PluginServices.getIconTheme().registerDefault( |
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"view-locator",
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this.getClass().getClassLoader().getResource("images/locator.png") |
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); |
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} |
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/* (non-Javadoc)
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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 actionCommand) { |
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View vista = (View)PluginServices.getMDIManager().getActiveWindow(); |
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MapContext mapContext = vista.getModel().getMapContext(); |
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DataSelectionPanel dataSelectionPanel = new DataSelectionPanel(mapContext);
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WindowInfo vi = dataSelectionPanel.getWindowInfo(); |
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vi.setX(Preferences.userRoot().getInt("gvSIG.DataLocator.x", vi.getX())); |
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vi.setY(Preferences.userRoot().getInt("gvSIG.DataLocator.y", vi.getY())); |
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// vi.setWidth(Preferences.userRoot().getInt("gvSIG.DataLocator.w", vi.getWidth()));
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// vi.setHeight(Preferences.userRoot().getInt("gvSIG.DataLocator.h", vi.getHeight()));
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PluginServices.getMDIManager().addWindow(dataSelectionPanel); |
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iWDataSelection = dataSelectionPanel; |
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iWDataSelection.getWindowInfo(); |
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} |
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/* (non-Javadoc)
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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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com.iver.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.getClass() == View.class) { |
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View vista = (View) f; |
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IProjectView model = vista.getModel(); |
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MapContext mapContext = model.getMapContext(); |
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if (mapContext.getLayers().getLayersCount() > 0) { |
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LayersIterator iter = newValidLayersIterator(mapContext.getLayers()); |
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if (!iter.hasNext()){
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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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// Si la vista tiene el tema con el que est? configurado
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// el DataLocator y el usuario ha decidido que se abra
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// autom?ticamente, la abrimos inmediatamente.
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if (iWDataSelection == null || (PluginServices.getMDIManager() |
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.getWindowInfo(iWDataSelection).isClosed() && f!=previousView)) {
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int userOpen = Preferences.userRoot().getInt("gvSIG.DataLocator.open_first_time", -1); |
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if (userOpen == 1) |
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{
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String layerName = Preferences.userRoot().get("LAYERNAME_FOR_DATA_LOCATION", ""); |
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FLayer lyr = mapContext.getLayers().getLayer(layerName); |
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if (lyr != null) |
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{
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DataSelectionPanel dataSelectionPanel = new DataSelectionPanel(mapContext);
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WindowInfo vi = dataSelectionPanel.getWindowInfo(); |
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vi.setX(Preferences.userRoot().getInt("gvSIG.DataLocator.x", vi.getX())); |
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vi.setY(Preferences.userRoot().getInt("gvSIG.DataLocator.y", vi.getY())); |
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// vi.setWidth(Preferences.userRoot().getInt("gvSIG.DataLocator.w", vi.getWidth()));
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// vi.setHeight(Preferences.userRoot().getInt("gvSIG.DataLocator.h", vi.getHeight()));
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PluginServices.getMDIManager().addWindow(dataSelectionPanel); |
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iWDataSelection = dataSelectionPanel; |
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iWDataSelection.getWindowInfo(); |
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} |
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} |
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} |
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previousView = f; |
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} |
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return true; |
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} |
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/* (non-Javadoc)
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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.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.getClass() == View.class) { |
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View vista = (View) f; |
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IProjectView model = vista.getModel(); |
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MapContext mapContext = model.getMapContext(); |
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return mapContext.getLayers().getLayersCount() > 0; |
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} else {
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return false; |
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} |
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} |
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public static LayersIterator newValidLayersIterator(LayerCollection layer) { |
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return new LayersIterator((FLayer)layer){ |
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public boolean evaluate(FLayer layer) { |
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if (!(layer instanceof FLyrVect)) |
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return false; |
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DataSource ds;
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try {
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ds = ((FLyrVect)layer).getRecordset(); |
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if (ds.getFieldCount() < 1) |
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return false; |
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} catch (Exception e) { |
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return false; |
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} |
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return true; |
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} |
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}; |
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} |
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} |