root / trunk / libraries / libUIComponent_praster / src / org / gvsig / gui / beans / treelist / TreeListContainer.java @ 8026
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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) 2006 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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package org.gvsig.gui.beans.treelist; |
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import java.awt.FlowLayout; |
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import java.awt.GridBagConstraints; |
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import java.awt.GridBagLayout; |
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import java.util.ArrayList; |
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import java.util.Hashtable; |
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import javax.swing.DefaultListModel; |
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import javax.swing.JList; |
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import javax.swing.JPanel; |
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import javax.swing.JScrollPane; |
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import javax.swing.JTree; |
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import javax.swing.ListSelectionModel; |
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import javax.swing.tree.DefaultMutableTreeNode; |
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import javax.swing.tree.DefaultTreeModel; |
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import org.gvsig.gui.beans.BaseComponent; |
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import org.gvsig.gui.beans.treelist.listeners.TreeListComponentListener; |
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import org.gvsig.gui.beans.treelist.listeners.TreeListListener; |
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import org.gvsig.i18n.Messages; |
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/**
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* Componente consistente en un men? de arbol al que se le pueden a?adir entradas
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* y una lista de elementos debajo de este.
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* Haciendo doble click o arrastrando un elemento del men? a la lista este queda a?adido
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* en esta. Haciendo doble click en un elemento de la lista se elimina de esta y arrastrando
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* elementos dentro de la lista se varia su posici?n en ella.
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* Nacho Brodin (brodin_ign@gva.es)
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*/
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public class TreeListContainer extends BaseComponent { |
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private int wComp = 190; |
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private int hComp = 360; |
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private int hTree = (int)Math.floor(hComp * 0.68); |
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private int hList = hComp - hTree; |
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private Hashtable map; |
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private JPanel pMain = null; |
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private JScrollPane pTree = null; |
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private JScrollPane pList = null; |
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private JTree tree = null; |
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private JList list = null; |
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private DefaultMutableTreeNode raiz = null; |
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private TreeListListener listener = null; |
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private ArrayList listListeners = new ArrayList(); |
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/**
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* This method initializes
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*
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*/
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public TreeListContainer() {
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super();
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listener = new TreeListListener();
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initialize(); |
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listener.setList(getList()); |
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listener.setTree(getTree()); |
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} |
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/**
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* This method initializes this
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*
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*/
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private void initialize() { |
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map = new Hashtable(); |
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raiz = new DefaultMutableTreeNode(Messages.getText("filtros")); |
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this.setPreferredSize(new java.awt.Dimension(wComp, hComp)); |
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FlowLayout flowLayout = new FlowLayout(); |
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flowLayout.setHgap(0);
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flowLayout.setVgap(0);
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this.setLayout(flowLayout);
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this.add(getPMain(), null); |
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} |
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/**
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* This method initializes jPanel
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*
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* @return javax.swing.JPanel
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*/
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private JPanel getPMain() { |
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if (pMain == null) { |
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GridBagConstraints gridBagConstraints1 = new GridBagConstraints(); |
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gridBagConstraints1.gridx = 0;
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gridBagConstraints1.gridy = 1;
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GridBagConstraints gridBagConstraints = new GridBagConstraints(); |
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gridBagConstraints.gridx = 0;
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gridBagConstraints.gridy = 0;
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pMain = new JPanel(); |
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pMain.setLayout(new GridBagLayout()); |
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pMain.setPreferredSize(new java.awt.Dimension(wComp,hComp));
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pMain.add(getPTree(), gridBagConstraints); |
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pMain.add(getPList(), gridBagConstraints1); |
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} |
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return pMain;
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} |
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/**
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* This method initializes jPanel
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*
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* @return javax.swing.JPanel
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*/
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private JScrollPane getPTree() { |
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if (pTree == null) { |
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pTree = new JScrollPane(); |
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pTree.setPreferredSize(new java.awt.Dimension(wComp, hTree));
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pTree.setViewportBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.LOWERED)); |
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pTree.setVerticalScrollBarPolicy(javax.swing.JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED); |
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pTree.setViewportView(getTree()); |
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} |
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return pTree;
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} |
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/**
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* This method initializes jPanel1
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*
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* @return javax.swing.JPanel
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*/
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private JScrollPane getPList() { |
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if (pList == null) { |
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pList = new JScrollPane(); |
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pList.setPreferredSize(new java.awt.Dimension(wComp, hList));
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pList.setBorder(javax.swing.BorderFactory.createEtchedBorder(javax.swing.border.EtchedBorder.RAISED)); |
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pList.setBackground(java.awt.Color.white); |
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pList.setVerticalScrollBarPolicy(javax.swing.JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED); |
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pList.setViewportView(getList()); |
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} |
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return pList;
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} |
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/**
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* This method initializes jTree
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*
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* @return javax.swing.JTree
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*/
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public JTree getTree() { |
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if (tree == null) { |
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tree = new JTree(raiz); |
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tree.addMouseListener(listener); |
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tree.addMouseMotionListener(listener); |
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} |
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return tree;
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} |
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/**
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* This method initializes jList
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*
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* @return javax.swing.JList
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*/
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public JList getList() { |
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if (list == null) { |
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DefaultListModel m = new DefaultListModel(); |
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list = new JList(m); |
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list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
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list.addMouseListener(listener); |
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list.addMouseMotionListener(listener); |
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} |
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return list;
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} |
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public void setComponentSize(int w, int h){ |
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wComp = w; |
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hComp = h; |
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hTree = (int)Math.floor(hComp * 0.68); |
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hList = hComp - hTree; |
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this.setPreferredSize(new java.awt.Dimension(wComp, hComp)); |
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pMain.setPreferredSize(new java.awt.Dimension(wComp, hComp));
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pTree.setPreferredSize(new java.awt.Dimension(wComp, hTree));
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pList.setPreferredSize(new java.awt.Dimension(wComp, hList));
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} |
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//-------------------------------------------
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//M?TODOS DE ARBOL
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/**
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* A?ade una nueva categoria al arbol
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* @param name Etiqueta que aparece en el arbol.
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* @param pos Posici?n en el arbol de la nueva categoria
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*/
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public void addClass(String name, int pos){ |
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DefaultTreeModel model =(DefaultTreeModel)tree.getModel(); |
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DefaultMutableTreeNode r = new DefaultMutableTreeNode( name ); |
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model.insertNodeInto(r, raiz, pos); |
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} |
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/**
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* A?ade una entrada a una categoria
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* @param name Nombre de la entrada a a?adir
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* @param parentName Categoria a la que a?adimos
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* @param value Valor asociado a la entrada
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*/
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public void addEntry(String name, String parentName, String value){ |
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DefaultTreeModel model =(DefaultTreeModel)tree.getModel(); |
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for(int i = 0; i < model.getChildCount(raiz); i++){ |
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if(model.getChild(raiz, i).toString().equals(parentName)){
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DefaultMutableTreeNode node = (DefaultMutableTreeNode)model.getChild(raiz, i); |
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node.add(new DefaultMutableTreeNode(name)); |
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if (value!=null) |
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map.put(name,value); |
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} |
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} |
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} |
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/**
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* M?todo que comprueba si una entrada existe en la lista.
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* @param value Valor que se quiere comprobar si est? en la lista
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* @return true si el valor est? en la lista y false si no lo est?
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*/
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public boolean isInList(String value){ |
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DefaultListModel model = (DefaultListModel)getList().getModel(); |
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for(int i = 0; i < model.getSize(); i++) |
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if(((String)model.get(i)).equals(value)) |
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return true; |
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return false; |
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} |
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/**
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* A?ade un listener TreeListComponent
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* @param e
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*/
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public void addTreeListListener(TreeListComponentListener e){ |
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listListeners.add(e); |
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listener.setListeners(listListeners); |
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} |
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/**
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* A?ade un elemento a la lista
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* @param element Elemento a a?adir
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*/
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public void addElementInList(String element){ |
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DefaultListModel model = (DefaultListModel)getList().getModel(); |
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model.addElement(element); |
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} |
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/**
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* Elimina un elemento a la lista
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* @param element Elemento a eliminar
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*/
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public void removeElementInList(String element){ |
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DefaultListModel model = (DefaultListModel)getList().getModel(); |
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model.removeElement(element); |
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} |
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/**
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* Elimina un elemento a la lista por indice
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* @param element Indice del elemento a eliminar
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*/
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public void removeElementInList(int element){ |
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DefaultListModel model = (DefaultListModel)getList().getModel(); |
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model.remove(element); |
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} |
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public Hashtable getMap() { |
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return map;
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} |
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public void setMap(Hashtable map) { |
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this.map = map;
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} |
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} |