| /* |
| * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package javax.swing.plaf.basic; |
| |
| import javax.swing.*; |
| import javax.swing.colorchooser.*; |
| import javax.swing.event.*; |
| import javax.swing.border.*; |
| import javax.swing.plaf.*; |
| import java.awt.*; |
| import java.awt.event.*; |
| import java.beans.PropertyChangeEvent; |
| import java.beans.PropertyChangeListener; |
| |
| import sun.swing.DefaultLookup; |
| |
| /** |
| * Provides the basic look and feel for a JColorChooser. |
| * <p> |
| * @author Tom Santos |
| * @author Steve Wilson |
| */ |
| |
| public class BasicColorChooserUI extends ColorChooserUI |
| { |
| /** |
| * JColorChooser this BasicColorChooserUI is installed on. |
| * |
| * @since 1.5 |
| */ |
| protected JColorChooser chooser; |
| |
| JTabbedPane tabbedPane; |
| JPanel singlePanel; |
| |
| JPanel previewPanelHolder; |
| JComponent previewPanel; |
| boolean isMultiPanel = false; |
| private static TransferHandler defaultTransferHandler = new ColorTransferHandler(); |
| |
| protected AbstractColorChooserPanel[] defaultChoosers; |
| |
| protected ChangeListener previewListener; |
| protected PropertyChangeListener propertyChangeListener; |
| private Handler handler; |
| |
| public static ComponentUI createUI(JComponent c) { |
| return new BasicColorChooserUI(); |
| } |
| |
| protected AbstractColorChooserPanel[] createDefaultChoosers() { |
| AbstractColorChooserPanel[] panels = ColorChooserComponentFactory.getDefaultChooserPanels(); |
| return panels; |
| } |
| |
| protected void uninstallDefaultChoosers() { |
| AbstractColorChooserPanel[] choosers = chooser.getChooserPanels(); |
| for( int i = 0 ; i < choosers.length; i++) { |
| chooser.removeChooserPanel( choosers[i] ); |
| } |
| } |
| |
| public void installUI( JComponent c ) { |
| chooser = (JColorChooser)c; |
| |
| super.installUI( c ); |
| |
| installDefaults(); |
| installListeners(); |
| |
| tabbedPane = new JTabbedPane(); |
| tabbedPane.setName("ColorChooser.tabPane"); |
| tabbedPane.setInheritsPopupMenu(true); |
| tabbedPane.getAccessibleContext().setAccessibleDescription(tabbedPane.getName()); |
| singlePanel = new JPanel(new CenterLayout()); |
| singlePanel.setName("ColorChooser.panel"); |
| singlePanel.setInheritsPopupMenu(true); |
| |
| chooser.setLayout( new BorderLayout() ); |
| |
| defaultChoosers = createDefaultChoosers(); |
| chooser.setChooserPanels(defaultChoosers); |
| |
| previewPanelHolder = new JPanel(new CenterLayout()); |
| previewPanelHolder.setName("ColorChooser.previewPanelHolder"); |
| |
| if (DefaultLookup.getBoolean(chooser, this, |
| "ColorChooser.showPreviewPanelText", true)) { |
| String previewString = UIManager.getString( |
| "ColorChooser.previewText", chooser.getLocale()); |
| previewPanelHolder.setBorder(new TitledBorder(previewString)); |
| } |
| previewPanelHolder.setInheritsPopupMenu(true); |
| |
| installPreviewPanel(); |
| chooser.applyComponentOrientation(c.getComponentOrientation()); |
| } |
| |
| public void uninstallUI( JComponent c ) { |
| chooser.remove(tabbedPane); |
| chooser.remove(singlePanel); |
| chooser.remove(previewPanelHolder); |
| |
| uninstallDefaultChoosers(); |
| uninstallListeners(); |
| uninstallPreviewPanel(); |
| uninstallDefaults(); |
| |
| previewPanelHolder = null; |
| previewPanel = null; |
| defaultChoosers = null; |
| chooser = null; |
| tabbedPane = null; |
| |
| handler = null; |
| } |
| |
| protected void installPreviewPanel() { |
| JComponent previewPanel = this.chooser.getPreviewPanel(); |
| if (previewPanel == null) { |
| previewPanel = ColorChooserComponentFactory.getPreviewPanel(); |
| } |
| else if (JPanel.class.equals(previewPanel.getClass()) && (0 == previewPanel.getComponentCount())) { |
| previewPanel = null; |
| } |
| this.previewPanel = previewPanel; |
| if (previewPanel != null) { |
| chooser.add(previewPanelHolder, BorderLayout.SOUTH); |
| previewPanel.setForeground(chooser.getColor()); |
| previewPanelHolder.add(previewPanel); |
| previewPanel.addMouseListener(getHandler()); |
| previewPanel.setInheritsPopupMenu(true); |
| } |
| } |
| |
| /** |
| * Removes installed preview panel from the UI delegate. |
| * |
| * @since 1.7 |
| */ |
| protected void uninstallPreviewPanel() { |
| if (this.previewPanel != null) { |
| this.previewPanel.removeMouseListener(getHandler()); |
| this.previewPanelHolder.remove(this.previewPanel); |
| } |
| this.chooser.remove(this.previewPanelHolder); |
| } |
| |
| protected void installDefaults() { |
| LookAndFeel.installColorsAndFont(chooser, "ColorChooser.background", |
| "ColorChooser.foreground", |
| "ColorChooser.font"); |
| LookAndFeel.installProperty(chooser, "opaque", Boolean.TRUE); |
| TransferHandler th = chooser.getTransferHandler(); |
| if (th == null || th instanceof UIResource) { |
| chooser.setTransferHandler(defaultTransferHandler); |
| } |
| } |
| |
| protected void uninstallDefaults() { |
| if (chooser.getTransferHandler() instanceof UIResource) { |
| chooser.setTransferHandler(null); |
| } |
| } |
| |
| |
| protected void installListeners() { |
| propertyChangeListener = createPropertyChangeListener(); |
| chooser.addPropertyChangeListener( propertyChangeListener ); |
| |
| previewListener = getHandler(); |
| chooser.getSelectionModel().addChangeListener(previewListener); |
| } |
| |
| private Handler getHandler() { |
| if (handler == null) { |
| handler = new Handler(); |
| } |
| return handler; |
| } |
| |
| protected PropertyChangeListener createPropertyChangeListener() { |
| return getHandler(); |
| } |
| |
| protected void uninstallListeners() { |
| chooser.removePropertyChangeListener( propertyChangeListener ); |
| chooser.getSelectionModel().removeChangeListener(previewListener); |
| previewListener = null; |
| } |
| |
| private void selectionChanged(ColorSelectionModel model) { |
| JComponent previewPanel = this.chooser.getPreviewPanel(); |
| if (previewPanel != null) { |
| previewPanel.setForeground(model.getSelectedColor()); |
| previewPanel.repaint(); |
| } |
| AbstractColorChooserPanel[] panels = this.chooser.getChooserPanels(); |
| if (panels != null) { |
| for (AbstractColorChooserPanel panel : panels) { |
| if (panel != null) { |
| panel.updateChooser(); |
| } |
| } |
| } |
| } |
| |
| private class Handler implements ChangeListener, MouseListener, |
| PropertyChangeListener { |
| // |
| // ChangeListener |
| // |
| public void stateChanged(ChangeEvent evt) { |
| selectionChanged((ColorSelectionModel) evt.getSource()); |
| } |
| |
| // |
| // MouseListener |
| public void mousePressed(MouseEvent evt) { |
| if (chooser.getDragEnabled()) { |
| TransferHandler th = chooser.getTransferHandler(); |
| th.exportAsDrag(chooser, evt, TransferHandler.COPY); |
| } |
| } |
| public void mouseReleased(MouseEvent evt) {} |
| public void mouseClicked(MouseEvent evt) {} |
| public void mouseEntered(MouseEvent evt) {} |
| public void mouseExited(MouseEvent evt) {} |
| |
| // |
| // PropertyChangeListener |
| // |
| public void propertyChange(PropertyChangeEvent evt) { |
| String prop = evt.getPropertyName(); |
| |
| if (prop == JColorChooser.CHOOSER_PANELS_PROPERTY) { |
| AbstractColorChooserPanel[] oldPanels = |
| (AbstractColorChooserPanel[])evt.getOldValue(); |
| AbstractColorChooserPanel[] newPanels = |
| (AbstractColorChooserPanel[])evt.getNewValue(); |
| |
| for (int i = 0; i < oldPanels.length; i++) { // remove old panels |
| Container wrapper = oldPanels[i].getParent(); |
| if (wrapper != null) { |
| Container parent = wrapper.getParent(); |
| if (parent != null) |
| parent.remove(wrapper); // remove from hierarchy |
| oldPanels[i].uninstallChooserPanel(chooser); // uninstall |
| } |
| } |
| |
| int numNewPanels = newPanels.length; |
| if (numNewPanels == 0) { // removed all panels and added none |
| chooser.remove(tabbedPane); |
| return; |
| } |
| else if (numNewPanels == 1) { // one panel case |
| chooser.remove(tabbedPane); |
| JPanel centerWrapper = new JPanel( new CenterLayout() ); |
| centerWrapper.setInheritsPopupMenu(true); |
| centerWrapper.add(newPanels[0]); |
| singlePanel.add(centerWrapper, BorderLayout.CENTER); |
| chooser.add(singlePanel); |
| } |
| else { // multi-panel case |
| if ( oldPanels.length < 2 ) {// moving from single to multiple |
| chooser.remove(singlePanel); |
| chooser.add(tabbedPane, BorderLayout.CENTER); |
| } |
| |
| for (int i = 0; i < newPanels.length; i++) { |
| JPanel centerWrapper = new JPanel( new CenterLayout() ); |
| centerWrapper.setInheritsPopupMenu(true); |
| String name = newPanels[i].getDisplayName(); |
| int mnemonic = newPanels[i].getMnemonic(); |
| centerWrapper.add(newPanels[i]); |
| tabbedPane.addTab(name, centerWrapper); |
| if (mnemonic > 0) { |
| tabbedPane.setMnemonicAt(i, mnemonic); |
| int index = newPanels[i].getDisplayedMnemonicIndex(); |
| if (index >= 0) { |
| tabbedPane.setDisplayedMnemonicIndexAt(i, index); |
| } |
| } |
| } |
| } |
| chooser.applyComponentOrientation(chooser.getComponentOrientation()); |
| for (int i = 0; i < newPanels.length; i++) { |
| newPanels[i].installChooserPanel(chooser); |
| } |
| } |
| else if (prop == JColorChooser.PREVIEW_PANEL_PROPERTY) { |
| uninstallPreviewPanel(); |
| installPreviewPanel(); |
| } |
| else if (prop == JColorChooser.SELECTION_MODEL_PROPERTY) { |
| ColorSelectionModel oldModel = (ColorSelectionModel) evt.getOldValue(); |
| oldModel.removeChangeListener(previewListener); |
| ColorSelectionModel newModel = (ColorSelectionModel) evt.getNewValue(); |
| newModel.addChangeListener(previewListener); |
| selectionChanged(newModel); |
| } |
| else if (prop == "componentOrientation") { |
| ComponentOrientation o = |
| (ComponentOrientation)evt.getNewValue(); |
| JColorChooser cc = (JColorChooser)evt.getSource(); |
| if (o != (ComponentOrientation)evt.getOldValue()) { |
| cc.applyComponentOrientation(o); |
| cc.updateUI(); |
| } |
| } |
| } |
| } |
| |
| /** |
| * This class should be treated as a "protected" inner class. |
| * Instantiate it only within subclasses of {@code BasicColorChooserUI}. |
| */ |
| public class PropertyHandler implements PropertyChangeListener { |
| public void propertyChange(PropertyChangeEvent e) { |
| getHandler().propertyChange(e); |
| } |
| } |
| |
| static class ColorTransferHandler extends TransferHandler implements UIResource { |
| |
| ColorTransferHandler() { |
| super("color"); |
| } |
| } |
| } |
