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1
19
20 package org.netbeans.modules.search;
21
22 import java.awt.Color  ;
23 import java.awt.Component ;
24 import java.awt.Dimension ;
25 import java.awt.Graphics ;
26 import java.awt.Image ;
27 import java.awt.Rectangle ;
28 import java.beans.BeanInfo ;
29 import javax.swing.ImageIcon ;
30 import javax.swing.JCheckBox ;
31 import javax.swing.JComponent ;
32 import javax.swing.JLabel ;
33 import javax.swing.JTree ;
34 import javax.swing.UIManager ;
35 import javax.swing.tree.TreeCellRenderer ;
36 import javax.swing.tree.TreePath ;
37 import org.openide.awt.HtmlRenderer;
38 import org.openide.loaders.DataObject;
39 import org.openide.nodes.Node;
40 import org.openide.util.NbBundle;
41 import org.openide.util.Utilities;
42
43
47 final class NodeRenderer extends JComponent implements TreeCellRenderer {
48
49
50 private static Rectangle checkBounds;
51
52
53 private final HtmlRenderer.Renderer nodeRenderer;
54
55 private final Image rootIconImage;
56
57 private final JCheckBox checkBox;
58
59
60 private Image deletedObjectIconImage;
61
62 private String deletedObjectHtmlSuffix;
63
67 private Component stringDisplayer = new JLabel (" ");
69
72 NodeRenderer(final boolean withCheckBox) {
73 nodeRenderer = HtmlRenderer.createRenderer();
74 rootIconImage = Utilities.loadImage(
75 "org/netbeans/modules/search/res/find.gif", true);
78 setLayout(null);
79 if (!withCheckBox) {
80 checkBox = null;
81 } else {
82 checkBox = new JCheckBox ();
83 checkBox.setBorderPaintedFlat(true);
84
85 Color c = UIManager.getColor("Tree.textBackground"); if (c == null) {
87 c = Color.WHITE;
89 }
90 checkBox.setBackground(c);
91
92 Dimension dim = checkBox.getPreferredSize();
93 checkBox.setPreferredSize(new Dimension (dim.width, dim.height - 5));
94 }
95 }
96
97
99 public Component getTreeCellRendererComponent(JTree tree,
100 Object value,
101 boolean selected,
102 boolean expanded,
103 boolean leaf,
104 int row,
105 boolean hasFocus) {
106 final boolean isRoot = (row == 0);
107
108 String text;
109 boolean isHtml;
110 Image iconImage;
111 boolean checked;
112
113 if (isRoot) {
114 assert value instanceof ResultTreeModel;
115
116 final ResultTreeModel resultTreeModel = (ResultTreeModel) value;
117 text = resultTreeModel.getRootDisplayName();
118 isHtml = false;
119 iconImage = rootIconImage;
120 checked = (checkBox != null) ? resultTreeModel.isSelected()
121 : false;
122
123 } else if (value.getClass() == MatchingObject.class) {
124 final MatchingObject matchingObj = (MatchingObject) value;
125 final DataObject dataObj = (DataObject) matchingObj.object;
126 final boolean valid = matchingObj.isObjectValid();
127 if (valid) {
128 final Node node = dataObj.getNodeDelegate();
129 text = node.getHtmlDisplayName();
130 isHtml = (text != null);
131 if (!isHtml) {
132 text = node.getDisplayName();
133 }
134 iconImage = node.getIcon(BeanInfo.ICON_COLOR_16x16);
135 } else {
136 text = dataObj.getName() + getDeletedObjectHtmlSuffix();
137 isHtml = true;
138 iconImage = getDeletedObjectIconImage();
139 }
140 checked = (checkBox != null) ? matchingObj.isSelected()
141 : false;
142
143 } else {
144 assert (value instanceof Node);
145
146 final Node node = (Node) value;
147 text = node.getHtmlDisplayName();
148 isHtml = (text != null);
149 if (!isHtml) {
150 text = node.getDisplayName();
151 }
152 iconImage = node.getIcon(BeanInfo.ICON_COLOR_16x16);
153 if (checkBox == null) {
154 checked = false;
155 } else {
156 TreePath path = tree.getPathForRow(row);
157 if (path == null) { checked = true;
159 } else {
160 MatchingObject matchingObj
161 = (MatchingObject) path.getPathComponent(1);
162 if (matchingObj.isUniformSelection()) {
163 checked = matchingObj.isSelected();
164 } else {
165 int parentPathRow
166 = tree.getRowForPath(path.getParentPath());
167 int index = row - parentPathRow - 1;
168 checked = matchingObj.isSubnodeSelected(index);
169 }
170 }
171 }
172 }
173
174 stringDisplayer = nodeRenderer.getTreeCellRendererComponent(
175 tree,
176 text,
177 selected,
178 expanded,
179 leaf,
180 row,
181 hasFocus);
182
183 nodeRenderer.setHtml(isHtml);
184 nodeRenderer.setIcon(new ImageIcon (iconImage));
185
186 if (stringDisplayer.getBackground() == null) {
189 stringDisplayer.setBackground(tree.getBackground());
190 }
191 if (stringDisplayer.getForeground() == null) {
192 stringDisplayer.setForeground(tree.getForeground());
193 }
194
195 if (checkBox != null) {
196 checkBox.setSelected(checked);
197 return this;
198 } else {
199 return stringDisplayer;
200 }
201 }
202
203 @Override
204 public void paint(Graphics g) {
205 Dimension checkDim = checkBox.getSize();
206 Dimension labelDim = stringDisplayer.getPreferredSize();
207
208 int labelY = (checkDim.height >= labelDim.height)
209 ? (checkDim.height - labelDim.height) / 2
210 : 0;
211 checkBox.paint(g);
212
213
220 assert stringDisplayer.getBounds().x == 0
221 && stringDisplayer.getBounds().y == 0;
222 g.translate(checkDim.width, labelY);
223 stringDisplayer.paint(g);
224 g.translate(-checkDim.width, -labelY);
225 }
226
227 @Override
228 public Dimension getPreferredSize() {
229 stringDisplayer.setFont(getFont());
230
231 Dimension prefSize = new Dimension (stringDisplayer.getPreferredSize());
232 Dimension checkDim = checkBox.getPreferredSize();
233 prefSize.width += checkDim.width;
234 prefSize.height = Math.max(prefSize.height, checkDim.height);
235 return prefSize;
236 }
237
238 @Override
239 public void doLayout() {
240 Dimension checkDim = checkBox.getPreferredSize();
241 Dimension labelDim = stringDisplayer.getPreferredSize();
242 int checkWidth = checkDim.width;
243 int checkHeight = checkDim.height;
244 int labelWidth = labelDim.width;
245 int labelHeight = labelDim.height;
246
247 int heightDif = labelHeight - checkHeight;
248 int checkY = (heightDif > 2) ? heightDif / 2 - 1
249 : 0;
250 int labelY = (heightDif < 0) ? -heightDif / 2
251 : 0;
252
253 checkBox.setBounds(0, checkY, checkWidth, checkHeight);
254 stringDisplayer.setBounds(checkWidth, labelY, labelWidth, labelHeight);
255 if (checkBounds == null) {
256 checkBounds = checkBox.getBounds();
257 }
258 }
259
260 private Image getDeletedObjectIconImage() {
261 if (deletedObjectIconImage == null) {
262 deletedObjectIconImage = Utilities.loadImage(
263 "org/netbeans/modules/search/res/invalid.png", true); }
266 return deletedObjectIconImage;
267 }
268
269 private String getDeletedObjectHtmlSuffix() {
270 if (deletedObjectHtmlSuffix == null) {
271 deletedObjectHtmlSuffix
272 = " <font color=\"#ff0000\">" + NbBundle.getMessage(getClass(),
274 "LBL_InvalidFile") + "</font>"; }
277 return deletedObjectHtmlSuffix;
278 }
279
280 static Rectangle getCheckBoxRectangle() {
281 return (Rectangle ) checkBounds.clone();
282 }
283 }
284 |
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