root / trunk / extensions / extGraph_predes / src / com / iver / cit / gvsig / graph / gui / LayerSelectionPanel.java @ 8513
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/*
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* Created on 27-oct-2006
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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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/* CVS MESSAGES:
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*
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* $Id: LayerSelectionPanel.java 8513 2006-11-03 19:39:29Z azabala $
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* $Log$
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* Revision 1.2 2006-11-03 19:39:29 azabala
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* *** empty log message ***
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*
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* Revision 1.1 2006/10/27 18:26:07 azabala
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* *** empty log message ***
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*
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*
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*/
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package com.iver.cit.gvsig.graph.gui; |
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import java.awt.BorderLayout; |
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import java.awt.Container; |
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import java.awt.GridBagConstraints; |
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import java.awt.Window; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import javax.swing.DefaultComboBoxModel; |
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import javax.swing.JComboBox; |
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import javax.swing.JLabel; |
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import javax.swing.JPanel; |
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import org.gvsig.gui.beans.AcceptCancelPanel; |
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import org.gvsig.gui.beans.swing.GridBagLayoutPanel; |
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import com.iver.andami.PluginServices; |
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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.DriverException; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLayers; |
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import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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/**
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* Component that shows in a combobox all the TOC's layers, and allows
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* user to select one of them.
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*
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* It optionally allows to filter layers for a given geometry type.
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*
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*
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* */
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public class LayerSelectionPanel extends JPanel implements IWindow{ |
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private GridBagLayoutPanel contentPanel;
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FLayers layers = null;
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JComboBox layersComboBox = null; |
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AcceptCancelPanel buttonPanel = null;
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private ActionListener okActionListener = new ActionListener(){ |
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public void actionPerformed(ActionEvent arg0) { |
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wasFinishPressed = true;
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closeParent(LayerSelectionPanel.this); |
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} |
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}; |
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private ActionListener cancelActionListener = new ActionListener(){ |
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public void actionPerformed(ActionEvent arg0) { |
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wasFinishPressed = false;
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closeParent(LayerSelectionPanel.this); |
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} |
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}; |
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String title = null; |
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String introductoryText = null; |
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boolean wasFinishPressed = false; |
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/**
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* Optinal filter to show in the combo box layers of a given
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* geometry typ0e
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* */
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int geometryType = -1; |
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/**
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* If it is not null, we'll filter layers to only show
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* types of this class
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* */
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Class layerType;
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private WindowInfo wi;
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public LayerSelectionPanel(FLayers tocLayers,
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String title,
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String introductoryText){
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this(tocLayers, title, introductoryText, (Class) null, -1); |
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} |
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public LayerSelectionPanel(FLayers layers, String title, |
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String introductoryText, Class class1, int geometryType) { |
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super();
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this.layers = layers;
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this.introductoryText = introductoryText;
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this.layerType = class1;
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this.geometryType = geometryType;
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initialize(); |
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} |
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public void setGeometryTypeConstraint(int geometryType){ |
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if(layerType == null || !(layerType.isAssignableFrom(FLyrVect.class))) |
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return;
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this.geometryType = geometryType;
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} |
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public void setLayerTypeConstraint(Class layerClass){ |
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this.layerType = layerClass;
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} |
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public FLayer getLayer() {
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FLayer solution = null;
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String selectedLayer = (String)layersComboBox.getSelectedItem(); |
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solution = layers.getLayer(selectedLayer); |
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return solution;
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} |
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public void setFLayers(FLayers layers){ |
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this.layers = layers;
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updateLayerCombo(); |
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} |
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public void initialize(){ |
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setLayout(new BorderLayout()); |
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contentPanel = new GridBagLayoutPanel();
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contentPanel.addComponent(new JLabel(introductoryText), GridBagConstraints.BOTH);; |
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contentPanel.addComponent(PluginServices.getText(null, "Capas:"), getLayersComboBox()); |
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add(contentPanel, BorderLayout.NORTH);
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add(getButtonPanel(), BorderLayout.SOUTH);
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} |
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AcceptCancelPanel getButtonPanel() { |
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if (buttonPanel == null) { |
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buttonPanel = new AcceptCancelPanel();
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buttonPanel.setOkButtonActionListener(okActionListener); |
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buttonPanel.setCancelButtonActionListener(cancelActionListener); |
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} |
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return buttonPanel;
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} |
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void updateLayerCombo(){
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DefaultComboBoxModel defaultModel =
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new DefaultComboBoxModel(getLayerNames()); |
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layersComboBox.setModel(defaultModel); |
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} |
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public boolean wasFinishPressed(){ |
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return wasFinishPressed;
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} |
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protected FLayer[] getLayerForType(FLayers layers){ |
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FLayer[] solution = null; |
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int numLayers = layers.getLayersCount();
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if(layers != null && numLayers > 0){ |
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ArrayList list = new ArrayList(); |
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for(int i = 0; i < numLayers; i++){ |
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FLayer layer = layers.getLayer(i); |
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if(layerType != null){ |
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if(!layer.getClass().isAssignableFrom(layerType))
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continue;
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if(layer instanceof FLyrVect){ |
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try {
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if(((FLyrVect)layer).getShapeType() != geometryType)
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continue;
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list.add(layer); |
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} catch (DriverException e) {
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continue;
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} |
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}//if
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}//if
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if(layer instanceof FLayers){ |
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list.addAll(Arrays.asList(getLayerForType((FLayers)layer)));
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} |
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}//for
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solution = new FLyrVect[list.size()];
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list.toArray(solution); |
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}//if
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return solution;
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} |
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protected String[] getLayerNames() { |
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String[] solution = null; |
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ArrayList nameList = new ArrayList(); |
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FLayer[] layers = getLayerForType(this.layers); |
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for(int i = 0; i < layers.length; i++){ |
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nameList.add(layers[i].getName()); |
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} |
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solution = new String[nameList.size()]; |
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nameList.toArray(solution); |
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return solution;
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} |
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private JComboBox getLayersComboBox() { |
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if (layersComboBox == null) { |
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layersComboBox = new JComboBox(); |
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} |
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updateLayerCombo(); |
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return layersComboBox;
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} |
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public static void closeParent(JPanel component){ |
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Container container = component.getParent();
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Container parentOfContainer = null; |
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while(! (container instanceof Window)){ |
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parentOfContainer = container.getParent(); |
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container = parentOfContainer; |
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} |
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((Window)container).dispose();
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} |
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public WindowInfo getWindowInfo() {
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if (wi==null) { |
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wi = new WindowInfo(WindowInfo.MODALDIALOG);
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wi.setWidth(450);
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wi.setHeight(320);
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wi.setTitle(title); |
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} |
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return wi;
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} |
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} // @jve:decl-index=0:visual-constraint="10,10"
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