001 /*
002 * Copyright (c) 2005 Einar Pehrson <einar@pehrson.nu>.
003 *
004 * This file is part of
005 * CleanSheets - a spreadsheet application for the Java platform.
006 *
007 * CleanSheets is free software; you can redistribute it and/or modify
008 * it under the terms of the GNU General Public License as published by
009 * the Free Software Foundation; either version 2 of the License, or
010 * (at your option) any later version.
011 *
012 * CleanSheets is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
015 * GNU General Public License for more details.
016 *
017 * You should have received a copy of the GNU General Public License
018 * along with CleanSheets; if not, write to the Free Software
019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
020 */
021 package csheets.ext.style.ui;
022
023 import java.awt.Color;
024 import java.awt.event.ActionEvent;
025 import java.awt.event.KeyEvent;
026
027 import javax.swing.ImageIcon;
028 import javax.swing.JColorChooser;
029
030 import csheets.core.Cell;
031 import csheets.ext.style.StylableCell;
032 import csheets.ext.style.StyleExtension;
033 import csheets.ui.ctrl.FocusOwnerAction;
034 import csheets.ui.ctrl.UIController;
035
036 /**
037 * A background color changing operation.
038 * @author Einar Pehrson
039 */
040 @SuppressWarnings("serial")
041 public class BackgroundAction extends FocusOwnerAction {
042
043 /** The user interface controller */
044 protected UIController uiController;
045
046 /**
047 * Creates a new background color action.
048 * @param uiController the user interface controller
049 */
050 public BackgroundAction(UIController uiController) {
051 this.uiController = uiController;
052 }
053
054 protected String getName() {
055 return "Background Color...";
056 }
057
058 protected void defineProperties() {
059 putValue(MNEMONIC_KEY, KeyEvent.VK_G);
060 putValue(SMALL_ICON, new ImageIcon(StyleExtension.class.getResource("res/img/color_bg.gif")));
061 }
062
063 /**
064 * Lets the user select a color from a chooser.
065 * Then applies the color to the selected cells in the focus owner table.
066 * @param event the event that was fired
067 */
068 public void actionPerformed(ActionEvent event) {
069 if (focusOwner == null)
070 return;
071
072 // Lets user select color
073 Color color = JColorChooser.showDialog(
074 null,
075 "Choose Background Color",
076 ((StylableCell)focusOwner.getSelectedCell().
077 getExtension(StyleExtension.NAME)).getBackgroundColor());
078
079 if (color != null) {
080 // Colors each selected cell
081 for (Cell[] row : focusOwner.getSelectedCells())
082 for (Cell cell : row) {
083 StylableCell stylableCell = (StylableCell)cell.getExtension(
084 StyleExtension.NAME);
085 stylableCell.setBackgroundColor(color);
086 }
087
088 uiController.setWorkbookModified(focusOwner.getSpreadsheet().getWorkbook());
089 focusOwner.repaint();
090 }
091 }
092 }