source: josm/trunk/src/org/openstreetmap/josm/gui/history/VersionTable.java@ 8219

Last change on this file since 8219 was 7933, checked in by Don-vip, 9 years ago

fix #10927 - simple UI improvement for History dialog
  • Property svn:eol-style set to native
File size: 12.0 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 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", 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 HistoryOsmPrimitive primitive;
151
152 public ChangesetInfoAction() {
153 super(true);
154 putValue(NAME, tr("Changeset info"));
155 putValue(SHORT_DESCRIPTION, tr("Launch browser with information about the changeset"));
156 putValue(SMALL_ICON, ImageProvider.get("data/changeset"));
157 }
158
159 @Override
160 protected String createInfoUrl(Object infoObject) {
161 HistoryOsmPrimitive primitive = (HistoryOsmPrimitive) infoObject;
162 return Main.getBaseBrowseUrl() + "/changeset/" + primitive.getChangesetId();
163 }
164
165 @Override
166 public void actionPerformed(ActionEvent e) {
167 if (!isEnabled())
168 return;
169 String url = createInfoUrl(primitive);
170 OpenBrowser.displayUrl(url);
171 }
172
173 public void prepare(HistoryOsmPrimitive primitive) {
174 putValue(NAME, tr("Show changeset {0}", primitive.getChangesetId()));
175 this.primitive = primitive;
176 }
177 }
178
179 static class UserInfoAction extends AbstractInfoAction {
180 private HistoryOsmPrimitive primitive;
181
182 public UserInfoAction() {
183 super(true);
184 putValue(NAME, tr("User info"));
185 putValue(SHORT_DESCRIPTION, tr("Launch browser with information about the user"));
186 putValue(SMALL_ICON, ImageProvider.get("data/user"));
187 }
188
189 @Override
190 protected String createInfoUrl(Object infoObject) {
191 HistoryOsmPrimitive hp = (HistoryOsmPrimitive) infoObject;
192 return hp.getUser() == null ? null : Main.getBaseUserUrl() + "/" + hp.getUser().getName();
193 }
194
195 @Override
196 public void actionPerformed(ActionEvent e) {
197 if (!isEnabled())
198 return;
199 String url = createInfoUrl(primitive);
200 OpenBrowser.displayUrl(url);
201 }
202
203 public void prepare(HistoryOsmPrimitive primitive) {
204 final User user = primitive.getUser();
205 putValue(NAME, "<html>" + tr("Show user {0}", user == null ? "?" :
206 XmlWriter.encode(user.getName(), true) + " <font color=gray>(" + user.getId() + ")</font>") + "</html>");
207 this.primitive = primitive;
208 }
209 }
210
211 static class VersionTablePopupMenu extends JPopupMenu {
212
213 private ChangesetInfoAction changesetInfoAction;
214 private UserInfoAction userInfoAction;
215
216 protected void build() {
217 changesetInfoAction = new ChangesetInfoAction();
218 add(changesetInfoAction);
219 userInfoAction = new UserInfoAction();
220 add(userInfoAction);
221 }
222 public VersionTablePopupMenu() {
223 super();
224 build();
225 }
226
227 public void prepare(HistoryOsmPrimitive primitive) {
228 changesetInfoAction.prepare(primitive);
229 userInfoAction.prepare(primitive);
230 invalidate();
231 }
232 }
233
234 public static class RadioButtonRenderer extends JRadioButton implements TableCellRenderer {
235
236 @Override
237 public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
238 int row, int column) {
239 setSelected(value != null && (Boolean)value);
240 setHorizontalAlignment(SwingConstants.CENTER);
241 return this;
242 }
243 }
244
245 public static class RadioButtonEditor extends DefaultCellEditor implements ItemListener {
246
247 private JRadioButton btn;
248
249 /**
250 * Constructs a new {@code RadioButtonEditor}.
251 */
252 public RadioButtonEditor() {
253 super(new JCheckBox());
254 btn = new JRadioButton();
255 btn.setHorizontalAlignment(SwingConstants.CENTER);
256 }
257
258 @Override
259 public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) {
260 if (value == null) return null;
261 boolean val = (Boolean) value;
262 btn.setSelected(val);
263 btn.addItemListener(this);
264 return btn;
265 }
266
267 @Override
268 public Object getCellEditorValue() {
269 btn.removeItemListener(this);
270 return btn.isSelected();
271 }
272
273 @Override
274 public void itemStateChanged(ItemEvent e) {
275 fireEditingStopped();
276 }
277 }
278
279 public static class AlignedRenderer extends JLabel implements TableCellRenderer {
280
281 /**
282 * Constructs a new {@code AlignedRenderer}.
283 * @param hAlignment Horizontal alignement. One of the following constants defined in SwingConstants:
284 * LEFT, CENTER (the default for image-only labels), RIGHT, LEADING (the default for text-only labels) or TRAILING
285 */
286 public AlignedRenderer(int hAlignment) {
287 setHorizontalAlignment(hAlignment);
288 }
289
290 @Override
291 public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
292 int row, int column) {
293 String v = value.toString();
294 setText(v);
295 return this;
296 }
297 }
298
299 private static void adjustColumnWidth(JTable tbl, int col, int cellInset) {
300 int maxwidth = 0;
301
302 for (int row=0; row<tbl.getRowCount(); row++) {
303 TableCellRenderer tcr = tbl.getCellRenderer(row, col);
304 Object val = tbl.getValueAt(row, col);
305 Component comp = tcr.getTableCellRendererComponent(tbl, val, false, false, row, col);
306 maxwidth = Math.max(comp.getPreferredSize().width + cellInset, maxwidth);
307 }
308 TableCellRenderer tcr = tbl.getTableHeader().getDefaultRenderer();
309 Object val = tbl.getColumnModel().getColumn(col).getHeaderValue();
310 Component comp = tcr.getTableCellRendererComponent(tbl, val, false, false, -1, col);
311 maxwidth = Math.max(comp.getPreferredSize().width + Main.pref.getInteger("table.header-inset", 0), maxwidth);
312
313 int spacing = tbl.getIntercellSpacing().width;
314 tbl.getColumnModel().getColumn(col).setPreferredWidth(maxwidth + spacing);
315 }
316}
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