gvsig-raster / org.gvsig.raster / trunk / org.gvsig.raster / org.gvsig.raster.swing / org.gvsig.raster.swing.impl / src / main / java / org / gvsig / raster / swing / impl / pagedtable / TableEntryControllerPanel.java @ 1556
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2012 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 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., 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.raster.swing.impl.pagedtable; |
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import java.awt.Dimension; |
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import java.awt.FlowLayout; |
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import java.util.Observable; |
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import java.util.Observer; |
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import javax.swing.ImageIcon; |
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import javax.swing.JButton; |
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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.andami.IconThemeHelper; |
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import org.gvsig.gui.util.StatusComponent; |
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import org.gvsig.i18n.Messages; |
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/**
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* Control para el manejo de tablas. No contiene eventos, estos deben ser
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* manejados desde la clase que lo llame.
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* @author Nacho Brodin (brodin_ign@gva.es)
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*/
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public class TableEntryControllerPanel extends JPanel implements Observer { |
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private static final long serialVersionUID = -6442685244347917638L; |
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private int HEIGHT_BUTTONS = 19; // 16 |
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// estaria
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// bien
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// **********************Vars**********************************
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private JButton bPrev = null; |
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private JComboBox cPoint = null; |
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private JButton bNext = null; |
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private JButton bFirst = null; |
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private JButton bLast = null; |
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private JLabel lPoints = null; |
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private JLabel lNumberOfPoints = null; |
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private JButton bNew = null; |
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private JButton bDelPoint = null; |
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private JButton bClear = null; |
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private String pathToImagesForTest = "/src/main/resources/images/"; |
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/**
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* Objeto para controlar el estado de los componentes visuales
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*/
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private StatusComponent statusComponent = null; |
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// **********************End Vars******************************
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// **********************Methods*******************************
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/**
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* This is the default constructor
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*/
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public TableEntryControllerPanel(TableControllerListener tableListener) {
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tableListener.setControlPanel(this);
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initialize(tableListener); |
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} |
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/**
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* This method initializes this
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* @return void
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*/
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private void initialize(TableControllerListener tableListener) { |
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statusComponent = new StatusComponent(this); |
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this.setLayout(new FlowLayout(FlowLayout.CENTER, 1, 0)); |
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this.setAlignmentX(0); |
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lPoints = new JLabel(); |
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lPoints.setText(Messages.getText("registro") + " "); |
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this.add(lPoints);
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this.add(getBFirst());
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this.add(getBPrev());
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this.add(getCPoint());
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this.add(getBNext());
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this.add(getBLast());
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this.add(getBNew());
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this.add(getLNumberOfPoints());
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this.add(getBDelPoint());
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this.add(getBClear());
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getBFirst().addActionListener(tableListener); |
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getBPrev().addActionListener(tableListener); |
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getCPoint().addActionListener(tableListener); |
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getBNext().addActionListener(tableListener); |
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getBLast().addActionListener(tableListener); |
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getBNew().addActionListener(tableListener); |
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getBDelPoint().addActionListener(tableListener); |
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getBClear().addActionListener(tableListener); |
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} |
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/**
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* Esta funci?n deshabilita todos los controles y guarda sus valores de
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* habilitado o deshabilitado para que cuando se ejecute restoreControlsValue
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* se vuelvan a quedar como estaba
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*/
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public void disableAllControls() { |
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statusComponent.setEnabled(false);
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} |
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/**
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* Esta funci?n deja los controles como estaban al ejecutar la funci?n
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* disableAllControls
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*/
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public void restoreControlsValue() { |
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statusComponent.setEnabled(true);
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} |
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private ImageIcon loadIcon(String iconName) { |
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ImageIcon icon = null; |
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try {
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icon = IconThemeHelper.getImageIcon(iconName); |
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} catch(NullPointerException e) {} |
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if(icon == null) |
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icon = new ImageIcon(System.getProperty("user.dir") + pathToImagesForTest + iconName + ".png", ""); |
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if(icon == null) |
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icon = new ImageIcon(System.getProperty("user.dir") + pathToImagesForTest + iconName + ".gif", ""); |
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return icon;
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} |
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// **********************Methods*******************************
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/**
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* This method initializes jButton
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* @return javax.swing.JButton
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*/
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public JButton getBFirst() { |
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if (bFirst == null) { |
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bFirst = new JButton(); |
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bFirst.setPreferredSize(new Dimension(22, HEIGHT_BUTTONS)); |
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bFirst.setEnabled(false);
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bFirst.setIcon(loadIcon("first"));
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bFirst.setToolTipText(Messages.getText("primero"));
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} |
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return bFirst;
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} |
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/**
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* This method initializes jButton
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* @return javax.swing.JButton
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*/
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public JButton getBLast() { |
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if (bLast == null) { |
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bLast = new JButton(); |
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bLast.setPreferredSize(new Dimension(22, HEIGHT_BUTTONS)); |
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bLast.setEnabled(false);
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bLast.setIcon(loadIcon("last"));
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bLast.setToolTipText(Messages.getText("ultimo"));
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} |
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return bLast;
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} |
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/**
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* This method initializes bBefore
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* @return javax.swing.JButton
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*/
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public JButton getBPrev() { |
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if (bPrev == null) { |
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bPrev = new JButton(); |
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bPrev.setText("");
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bPrev.setEnabled(false);
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bPrev.setPreferredSize(new Dimension(22, HEIGHT_BUTTONS)); |
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bPrev.setIcon(loadIcon("prev"));
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bPrev.setActionCommand("");
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bPrev.setToolTipText(Messages.getText("anterior"));
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} |
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return bPrev;
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} |
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/**
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* This method initializes bNext
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* @return javax.swing.JButton
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*/
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public JButton getBNext() { |
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if (bNext == null) { |
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bNext = new JButton(""); |
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bNext.setEnabled(false);
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bNext.setPreferredSize(new Dimension(22, HEIGHT_BUTTONS)); |
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bNext.setIcon(loadIcon("next"));
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bNext.setActionCommand("");
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bNext.setToolTipText(Messages.getText("siguiente"));
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} |
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return bNext;
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} |
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/**
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* Este m?todo inicializa el combo que contiene el n?mero de puntos.
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* @return javax.swing.JComboBox
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*/
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public JComboBox getCPoint() { |
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if (cPoint == null) { |
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cPoint = new JComboBox(); |
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cPoint.setPreferredSize(new Dimension(64, HEIGHT_BUTTONS)); |
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} |
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return cPoint;
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} |
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/**
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* @return Returns the lNumberOfPoints.
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*/
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public JLabel getLNumberOfPoints() { |
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if (lNumberOfPoints == null) { |
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lNumberOfPoints = new JLabel(); |
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lNumberOfPoints.setText(Messages.getText("de") + " 0"); |
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// lNumberOfPoints.setPreferredSize(new java.awt.Dimension(35,15));
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} |
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return lNumberOfPoints;
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} |
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/**
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* This method initializes jButton
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* @return javax.swing.JButton
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*/
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public JButton getBNew() { |
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if (bNew == null) { |
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bNew = new JButton(); |
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bNew.setPreferredSize(new Dimension(22, HEIGHT_BUTTONS)); |
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bNew.setIcon(loadIcon("newpoint"));
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bNew.setToolTipText(Messages.getText("nuevo"));
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} |
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return bNew;
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} |
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/**
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* Este m?todo inicializa el bot?n del eliminar punto que har? que se elimine
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* el punto seleccionado.
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* @return javax.swing.JButton
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*/
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public JButton getBDelPoint() { |
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if (bDelPoint == null) { |
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bDelPoint = new JButton(); |
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bDelPoint.setText("");
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bDelPoint.setEnabled(false);
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bDelPoint.setPreferredSize(new Dimension(22, HEIGHT_BUTTONS)); |
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bDelPoint.setIcon(loadIcon("delone"));
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bDelPoint.setToolTipText(Messages.getText("borrar_uno"));
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} |
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return bDelPoint;
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} |
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/**
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* Este m?todo inicializa el bot?n del clear que har? que se eliminen todos
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* los puntos seleccionados.
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* @return javax.swing.JButton
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*/
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public JButton getBClear() { |
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if (bClear == null) { |
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bClear = new JButton(); |
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bClear.setText("");
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bClear.setPreferredSize(new Dimension(22, HEIGHT_BUTTONS)); |
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bClear.setEnabled(false);
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bClear.setIcon(loadIcon("delall"));
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bClear.setActionCommand("");
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bClear.setToolTipText(Messages.getText("borrar_todos"));
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} |
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return bClear;
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} |
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/**
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* Resetea el control al estado inicial. Limpia el combo, pone el n?mero de
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* elementos a 0 y desactiva las flechas.
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*/
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public void resetControls() { |
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getCPoint().removeAllItems(); |
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getLNumberOfPoints().setText(Messages.getText("de 0"));
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checkArrows(); |
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} |
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/**
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* Elimina del control un elemento de una posici?n.
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* <UL>
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* <LI>Actualiza el combo</LI>
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* <LI>Actualiza el texto que dice el n?mero de elementos</LI>
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* <LI>Actualiza las flechas</LI>
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* </UL>
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* @param pos Posici?n del elemento a eliminar.
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*/
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public void setNItems(int n) { |
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// if(n < 1)
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// return;
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getCPoint().removeAllItems(); |
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for (int i = 1; i <= n; i++) { |
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try {
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getCPoint().addItem(String.valueOf(i));
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} catch (ArrayIndexOutOfBoundsException ex) { |
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// No a?adimos nada
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} |
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} |
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getLNumberOfPoints().setText(Messages.getText("de") + " " + n); |
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checkArrows(); |
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} |
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/**
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* Selecciona un elemento del control
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* @param index
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*/
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public void setSelectedIndex(int index) { |
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try {
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getCPoint().setSelectedIndex(index); |
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} catch (IllegalArgumentException ex) { |
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} |
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checkArrows(); |
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} |
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/**
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* Devuelve el punto seleccionado
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* @return Punto seleccionado.
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*/
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public int getSelectedIndex() { |
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return getCPoint().getSelectedIndex();
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} |
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/**
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* Obtiene el n?mero de elementos en la lista.
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* @return N?mero de elementos
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*/
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public int getItemCount() { |
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return getCPoint().getItemCount();
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} |
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/**
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* Obtiene el Objeto seleccionado como cadena de texto.
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* @return N?mero seleccionado
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*/
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public String getSelectedItem() { |
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return getCPoint().getSelectedItem().toString();
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} |
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/**
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* Comprueba la posici?n del combo para ver si tiene que habilitar o
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* deshabilitar las flechas de delante y detr?s.
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*/
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public void checkArrows() { |
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if (!statusComponent.isEnabled())
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return;
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if (getCPoint().getItemCount() <= 0) { |
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getBClear().setEnabled(false);
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getBDelPoint().setEnabled(false);
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} else {
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getBClear().setEnabled(true);
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getBDelPoint().setEnabled(true);
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} |
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if (getCPoint().getSelectedIndex() == -1) { |
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getBPrev().setEnabled(false);
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getBNext().setEnabled(false);
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getBLast().setEnabled(false);
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getBFirst().setEnabled(false);
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return;
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} |
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if (getCPoint().getSelectedIndex() == 0) { |
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getBPrev().setEnabled(false);
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getBFirst().setEnabled(false);
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} else {
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getBPrev().setEnabled(true);
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getBFirst().setEnabled(true);
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} |
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if (getCPoint().getSelectedIndex() == (getCPoint().getItemCount() - 1)) { |
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getBNext().setEnabled(false);
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getBLast().setEnabled(false);
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} else {
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getBNext().setEnabled(true);
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getBLast().setEnabled(true);
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} |
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} |
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/**
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* A?ade un punto al combo y checkea los controles colocandolos en los valores
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* correctos.
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* @param countPoints N?mero de punto a a?adir al final del combo
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*/
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public void addPointToTable(int countPoints) { |
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getCPoint().addItem("" + countPoints);
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getLNumberOfPoints().setText(Messages.getText("de") + " " + countPoints); |
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setSelectedIndex(getItemCount() - 1);
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checkArrows(); |
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} |
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/**
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* Asigna la ruta donde est?n las imagenes
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* @param pathToImages
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*/
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public void setPathToImages(String pathToImages) { |
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this.pathToImagesForTest = pathToImages;
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} |
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/**
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* Activa o desactiva este panel y todos los que lo componen
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* @param enabled variable booleana para la activaci?n y/o desactivaci?n
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*/
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public void setEnabled(boolean enabled) { |
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this.getBDelPoint().setEnabled(enabled);
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this.getBClear().setEnabled(enabled);
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} |
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/**
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* Dice si los controles est?n deshabilitados o no
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* @return true si est? habilitado y false si no lo est?
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*/
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public boolean isDisableAllControls() { |
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return !statusComponent.isEnabled();
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} |
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/**
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* Receives the event when the rows selected are updated
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*/
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public void update(Observable o, Object arg) { |
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Pager pager = (Pager)o; |
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if(o instanceof Pager && arg instanceof Integer) { |
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int option = ((Integer)arg).intValue(); |
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if(option == Pager.CHANGE_SELECTED_ROWS ) {
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int[] selectedRows = pager.getSelectedRows(); |
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if(selectedRows != null && selectedRows.length > 0) |
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setSelectedIndex(selectedRows[0]);
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} |
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if(option == Pager.CHANGE_ADD_ENTRY ) {
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addPointToTable(pager.getEntriesCount()); |
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} |
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if(option == Pager.CHANGE_REMOVE_ENTRY ) {
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setNItems(pager.getEntriesCount()); |
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int[] selectedRows = pager.getSelectedRows(); |
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if(selectedRows != null && selectedRows.length >= 1) { |
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setSelectedIndex(selectedRows[0] % pager.getEntriesPerPage());
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} |
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} |
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if(option == Pager.CHANGE_REMOVE_ALL ) {
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setNItems(0);
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} |
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} |
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} |
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} |