source: josm/trunk/src/org/openstreetmap/josm/gui/history/VersionTable.java@ 8399

Last change on this file since 8399 was 8377, checked in by Don-vip, 9 years ago

performance - remove useless boxing of boolean constants
  • Property svn:eol-style set to native
File size: 12.1 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.history;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.Component;
7import java.awt.Dimension;
8import java.awt.Point;
9import java.awt.Rectangle;
10import java.awt.event.ActionEvent;
11import java.awt.event.ItemEvent;
12import java.awt.event.ItemListener;
13import java.awt.event.KeyAdapter;
14import java.awt.event.KeyEvent;
15import java.awt.event.MouseEvent;
16import java.util.Observable;
17import java.util.Observer;
18
19import javax.swing.DefaultCellEditor;
20import javax.swing.JCheckBox;
21import javax.swing.JLabel;
22import javax.swing.JPopupMenu;
23import javax.swing.JRadioButton;
24import javax.swing.JTable;
25import javax.swing.SwingConstants;
26import javax.swing.UIManager;
27import javax.swing.event.TableModelEvent;
28import javax.swing.event.TableModelListener;
29import javax.swing.table.TableCellRenderer;
30
31import org.openstreetmap.josm.Main;
32import org.openstreetmap.josm.actions.AbstractInfoAction;
33import org.openstreetmap.josm.data.osm.User;
34import org.openstreetmap.josm.data.osm.history.History;
35import org.openstreetmap.josm.data.osm.history.HistoryOsmPrimitive;
36import org.openstreetmap.josm.gui.widgets.PopupMenuLauncher;
37import org.openstreetmap.josm.io.XmlWriter;
38import org.openstreetmap.josm.tools.ImageProvider;
39import org.openstreetmap.josm.tools.OpenBrowser;
40
41/**
42 * VersionTable shows a list of version in a {@link org.openstreetmap.josm.data.osm.history.History}
43 * of an {@link org.openstreetmap.josm.data.osm.OsmPrimitive}.
44 * @since 1709
45 */
46public class VersionTable extends JTable implements Observer{
47 private VersionTablePopupMenu popupMenu;
48 private final transient HistoryBrowserModel model;
49
50 protected void build() {
51 getTableHeader().setFont(getTableHeader().getFont().deriveFont(9f));
52 setRowSelectionAllowed(false);
53 setShowGrid(false);
54 setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
55 setBackground(UIManager.getColor("Button.background"));
56 setIntercellSpacing(new Dimension(6, 0));
57 putClientProperty("terminateEditOnFocusLost", Boolean.TRUE);
58 popupMenu = new VersionTablePopupMenu();
59 addMouseListener(new MouseListener());
60 addKeyListener(new KeyAdapter() {
61 @Override
62 public void keyReleased(KeyEvent e) {
63 // navigate history down/up using the corresponding arrow keys.
64 long ref = model.getReferencePointInTime().getVersion();
65 long cur = model.getCurrentPointInTime().getVersion();
66 if (e.getKeyCode() == KeyEvent.VK_DOWN) {
67 History refNext = model.getHistory().from(ref);
68 History curNext = model.getHistory().from(cur);
69 if (refNext.getNumVersions() > 1 && curNext.getNumVersions() > 1) {
70 model.setReferencePointInTime(refNext.sortAscending().get(1));
71 model.setCurrentPointInTime(curNext.sortAscending().get(1));
72 }
73 } else if (e.getKeyCode() == KeyEvent.VK_UP) {
74 History refNext = model.getHistory().until(ref);
75 History curNext = model.getHistory().until(cur);
76 if (refNext.getNumVersions() > 1 && curNext.getNumVersions() > 1) {
77 model.setReferencePointInTime(refNext.sortDescending().get(1));
78 model.setCurrentPointInTime(curNext.sortDescending().get(1));
79 }
80 }
81 }
82 });
83 getModel().addTableModelListener(new TableModelListener() {
84 @Override
85 public void tableChanged(TableModelEvent e) {
86 adjustColumnWidth(VersionTable.this, 0, 0);
87 adjustColumnWidth(VersionTable.this, 1, -8);
88 adjustColumnWidth(VersionTable.this, 2, -8);
89 adjustColumnWidth(VersionTable.this, 3, 0);
90 adjustColumnWidth(VersionTable.this, 4, 0);
91 }
92 });
93 }
94
95 /**
96 * Constructs a new {@code VersionTable}.
97 * @param model model used by the history browser
98 */
99 public VersionTable(HistoryBrowserModel model) {
100 super(model.getVersionTableModel(), new VersionTableColumnModel());
101 model.addObserver(this);
102 build();
103 this.model = model;
104 }
105
106 // some kind of hack to prevent the table from scrolling to the
107 // right when clicking on the cells
108 @Override
109 public void scrollRectToVisible(Rectangle aRect) {
110 super.scrollRectToVisible(new Rectangle(0, aRect.y, aRect.width, aRect.height));
111 }
112
113 protected HistoryBrowserModel.VersionTableModel getVersionTableModel() {
114 return (HistoryBrowserModel.VersionTableModel) getModel();
115 }
116
117 @Override
118 public void update(Observable o, Object arg) {
119 repaint();
120 }
121
122 class MouseListener extends PopupMenuLauncher {
123 private MouseListener() {
124 super(popupMenu);
125 }
126 @Override
127 public void mousePressed(MouseEvent e) {
128 super.mousePressed(e);
129 if (!e.isPopupTrigger() && e.getButton() == MouseEvent.BUTTON1) {
130 int row = rowAtPoint(e.getPoint());
131 int col = columnAtPoint(e.getPoint());
132 if (row >= 0 && (col == VersionTableColumnModel.COL_DATE || col == VersionTableColumnModel.COL_USER)) {
133 model.getVersionTableModel().setCurrentPointInTime(row);
134 model.getVersionTableModel().setReferencePointInTime(Math.max(0, row - 1));
135 }
136 }
137 }
138 @Override
139 protected int checkTableSelection(JTable table, Point p) {
140 HistoryBrowserModel.VersionTableModel model = getVersionTableModel();
141 int row = rowAtPoint(p);
142 if (row > -1 && !model.isLatest(row)) {
143 popupMenu.prepare(model.getPrimitive(row));
144 }
145 return row;
146 }
147 }
148
149 static class ChangesetInfoAction extends AbstractInfoAction {
150 private transient HistoryOsmPrimitive primitive;
151
152 /**
153 * Constructs a new {@code ChangesetInfoAction}.
154 */
155 public ChangesetInfoAction() {
156 super(true);
157 putValue(NAME, tr("Changeset info"));
158 putValue(SHORT_DESCRIPTION, tr("Launch browser with information about the changeset"));
159 putValue(SMALL_ICON, ImageProvider.get("data/changeset"));
160 }
161
162 @Override
163 protected String createInfoUrl(Object infoObject) {
164 HistoryOsmPrimitive primitive = (HistoryOsmPrimitive) infoObject;
165 return Main.getBaseBrowseUrl() + "/changeset/" + primitive.getChangesetId();
166 }
167
168 @Override
169 public void actionPerformed(ActionEvent e) {
170 if (!isEnabled())
171 return;
172 String url = createInfoUrl(primitive);
173 OpenBrowser.displayUrl(url);
174 }
175
176 public void prepare(HistoryOsmPrimitive primitive) {
177 putValue(NAME, tr("Show changeset {0}", primitive.getChangesetId()));
178 this.primitive = primitive;
179 }
180 }
181
182 static class UserInfoAction extends AbstractInfoAction {
183 private transient HistoryOsmPrimitive primitive;
184
185 /**
186 * Constructs a new {@code UserInfoAction}.
187 */
188 public UserInfoAction() {
189 super(true);
190 putValue(NAME, tr("User info"));
191 putValue(SHORT_DESCRIPTION, tr("Launch browser with information about the user"));
192 putValue(SMALL_ICON, ImageProvider.get("data/user"));
193 }
194
195 @Override
196 protected String createInfoUrl(Object infoObject) {
197 HistoryOsmPrimitive hp = (HistoryOsmPrimitive) infoObject;
198 return hp.getUser() == null ? null : Main.getBaseUserUrl() + "/" + hp.getUser().getName();
199 }
200
201 @Override
202 public void actionPerformed(ActionEvent e) {
203 if (!isEnabled())
204 return;
205 String url = createInfoUrl(primitive);
206 OpenBrowser.displayUrl(url);
207 }
208
209 public void prepare(HistoryOsmPrimitive primitive) {
210 final User user = primitive.getUser();
211 putValue(NAME, "<html>" + tr("Show user {0}", user == null ? "?" :
212 XmlWriter.encode(user.getName(), true) + " <font color=gray>(" + user.getId() + ")</font>") + "</html>");
213 this.primitive = primitive;
214 }
215 }
216
217 static class VersionTablePopupMenu extends JPopupMenu {
218
219 private ChangesetInfoAction changesetInfoAction;
220 private UserInfoAction userInfoAction;
221
222 protected void build() {
223 changesetInfoAction = new ChangesetInfoAction();
224 add(changesetInfoAction);
225 userInfoAction = new UserInfoAction();
226 add(userInfoAction);
227 }
228 public VersionTablePopupMenu() {
229 super();
230 build();
231 }
232
233 public void prepare(HistoryOsmPrimitive primitive) {
234 changesetInfoAction.prepare(primitive);
235 userInfoAction.prepare(primitive);
236 invalidate();
237 }
238 }
239
240 public static class RadioButtonRenderer extends JRadioButton implements TableCellRenderer {
241
242 @Override
243 public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
244 int row, int column) {
245 setSelected(value != null && (Boolean)value);
246 setHorizontalAlignment(SwingConstants.CENTER);
247 return this;
248 }
249 }
250
251 public static class RadioButtonEditor extends DefaultCellEditor implements ItemListener {
252
253 private JRadioButton btn;
254
255 /**
256 * Constructs a new {@code RadioButtonEditor}.
257 */
258 public RadioButtonEditor() {
259 super(new JCheckBox());
260 btn = new JRadioButton();
261 btn.setHorizontalAlignment(SwingConstants.CENTER);
262 }
263
264 @Override
265 public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) {
266 if (value == null) return null;
267 boolean val = (Boolean) value;
268 btn.setSelected(val);
269 btn.addItemListener(this);
270 return btn;
271 }
272
273 @Override
274 public Object getCellEditorValue() {
275 btn.removeItemListener(this);
276 return btn.isSelected();
277 }
278
279 @Override
280 public void itemStateChanged(ItemEvent e) {
281 fireEditingStopped();
282 }
283 }
284
285 public static class AlignedRenderer extends JLabel implements TableCellRenderer {
286
287 /**
288 * Constructs a new {@code AlignedRenderer}.
289 * @param hAlignment Horizontal alignement. One of the following constants defined in SwingConstants:
290 * LEFT, CENTER (the default for image-only labels), RIGHT, LEADING (the default for text-only labels) or TRAILING
291 */
292 public AlignedRenderer(int hAlignment) {
293 setHorizontalAlignment(hAlignment);
294 }
295
296 @Override
297 public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
298 int row, int column) {
299 String v = value.toString();
300 setText(v);
301 return this;
302 }
303 }
304
305 private static void adjustColumnWidth(JTable tbl, int col, int cellInset) {
306 int maxwidth = 0;
307
308 for (int row=0; row<tbl.getRowCount(); row++) {
309 TableCellRenderer tcr = tbl.getCellRenderer(row, col);
310 Object val = tbl.getValueAt(row, col);
311 Component comp = tcr.getTableCellRendererComponent(tbl, val, false, false, row, col);
312 maxwidth = Math.max(comp.getPreferredSize().width + cellInset, maxwidth);
313 }
314 TableCellRenderer tcr = tbl.getTableHeader().getDefaultRenderer();
315 Object val = tbl.getColumnModel().getColumn(col).getHeaderValue();
316 Component comp = tcr.getTableCellRendererComponent(tbl, val, false, false, -1, col);
317 maxwidth = Math.max(comp.getPreferredSize().width + Main.pref.getInteger("table.header-inset", 0), maxwidth);
318
319 int spacing = tbl.getIntercellSpacing().width;
320 tbl.getColumnModel().getColumn(col).setPreferredWidth(maxwidth + spacing);
321 }
322}
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