[3719] | 1 | // License: GPL. For details, see LICENSE file.
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[744] | 2 | package org.openstreetmap.josm.gui;
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| 3 |
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[5007] | 4 | import java.awt.BorderLayout;
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[4354] | 5 | import java.awt.Color;
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[2017] | 6 | import java.awt.Image;
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| 7 | import java.awt.Insets;
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[744] | 8 | import java.awt.event.ActionListener;
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[5007] | 9 | import java.beans.PropertyChangeEvent;
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| 10 | import java.beans.PropertyChangeListener;
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[2017] | 11 |
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[744] | 12 | import javax.swing.Action;
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[4354] | 13 | import javax.swing.BorderFactory;
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[2586] | 14 | import javax.swing.Icon;
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[2017] | 15 | import javax.swing.ImageIcon;
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[744] | 16 | import javax.swing.JButton;
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[4354] | 17 | import javax.swing.SwingConstants;
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| 18 | import javax.swing.plaf.basic.BasicArrowButton;
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[744] | 19 |
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[5463] | 20 | import org.openstreetmap.josm.tools.Destroyable;
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[744] | 21 | import org.openstreetmap.josm.tools.ImageProvider;
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| 22 |
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[5799] | 23 | /**
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| 24 | * Button that is usually used in toggle dialogs
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| 25 | */
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[5463] | 26 | public class SideButton extends JButton implements Destroyable {
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[5007] | 27 | private final static int iconHeight = 20;
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[5471] | 28 |
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| 29 | private PropertyChangeListener propertyChangeListener;
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[5007] | 30 |
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[1169] | 31 | public SideButton(Action action)
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| 32 | {
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| 33 | super(action);
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[5007] | 34 | fixIcon(action);
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[1169] | 35 | doStyle();
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| 36 | }
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[1227] | 37 |
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[2710] | 38 | public SideButton(Action action, boolean usename)
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| 39 | {
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| 40 | super(action);
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[5028] | 41 | if(!usename) {
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[2710] | 42 | setText(null);
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[5028] | 43 | fixIcon(action);
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| 44 | doStyle();
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| 45 | }
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[2710] | 46 | }
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| 47 |
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[1247] | 48 | public SideButton(Action action, String imagename)
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| 49 | {
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[2586] | 50 | super(action);
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[1247] | 51 | setIcon(makeIcon(imagename));
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[2586] | 52 | doStyle();
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[1247] | 53 | }
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| 54 |
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[5471] | 55 | private void fixIcon(Action action) {
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[5007] | 56 | // need to listen for changes, so that putValue() that are called after the
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| 57 | // SideButton is constructed get the proper icon size
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[5471] | 58 | if (action != null) {
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| 59 | action.addPropertyChangeListener(propertyChangeListener = new PropertyChangeListener() {
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[5007] | 60 | @Override
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| 61 | public void propertyChange(PropertyChangeEvent evt) {
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[5471] | 62 | if (evt.getPropertyName() == javax.swing.Action.SMALL_ICON) {
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[5007] | 63 | fixIcon(null);
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| 64 | }
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| 65 | }
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| 66 | });
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| 67 | }
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[2586] | 68 | Icon i = getIcon();
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[5471] | 69 | if (i != null && i instanceof ImageIcon && i.getIconHeight() != iconHeight) {
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[5007] | 70 | setIcon(getScaledImage(((ImageIcon) i).getImage()));
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[2586] | 71 | }
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| 72 | }
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| 73 |
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[5007] | 74 | /** scales the given image proportionally so that the height is "iconHeight" **/
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| 75 | private static ImageIcon getScaledImage(Image im) {
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| 76 | int newWidth = im.getWidth(null) * iconHeight / im.getHeight(null);
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| 77 | return new ImageIcon(im.getScaledInstance(newWidth, iconHeight, Image.SCALE_SMOOTH));
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| 78 | }
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| 79 |
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[1246] | 80 | public static ImageIcon makeIcon(String imagename) {
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[1227] | 81 | Image im = ImageProvider.get("dialogs", imagename).getImage();
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[5007] | 82 | return getScaledImage(im);
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[1227] | 83 | }
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| 84 |
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[1169] | 85 | private void setup(String name, String property, String tooltip, ActionListener actionListener)
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| 86 | {
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| 87 | doStyle();
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| 88 | setActionCommand(name);
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| 89 | addActionListener(actionListener);
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| 90 | setToolTipText(tooltip);
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| 91 | putClientProperty("help", "Dialog/"+property+"/"+name);
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| 92 | }
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[5762] | 93 |
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[1169] | 94 | private void doStyle()
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| 95 | {
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[4354] | 96 | setLayout(new BorderLayout());
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[1169] | 97 | setIconTextGap(2);
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[4354] | 98 | setMargin(new Insets(-1,0,-1,0));
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[1169] | 99 | }
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[4354] | 100 |
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| 101 | public void createArrow(ActionListener listener) {
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| 102 | setMargin(new Insets(0,0,0,0));
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| 103 | BasicArrowButton arrowButton = new BasicArrowButton(SwingConstants.SOUTH, null, null, Color.BLACK, null);
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| 104 | arrowButton.setBorder(BorderFactory.createEmptyBorder());
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| 105 | add(arrowButton, BorderLayout.EAST);
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| 106 | arrowButton.addActionListener(listener);
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| 107 | }
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[5463] | 108 |
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| 109 | @Override
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| 110 | public void destroy() {
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| 111 | Action action = getAction();
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| 112 | if (action instanceof Destroyable) {
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| 113 | ((Destroyable) action).destroy();
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| 114 | }
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[5471] | 115 | if (action != null) {
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| 116 | if (propertyChangeListener != null) {
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| 117 | action.removePropertyChangeListener(propertyChangeListener);
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| 118 | }
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| 119 | setAction(null);
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| 120 | }
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[5463] | 121 | }
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[744] | 122 | }
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