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1
19
20 package org.netbeans.editor.ext.html;
21
22 import java.lang.reflect.Modifier  ;
23 import java.awt.*;
24 import java.awt.font.TextAttribute ;
25 import java.util.Map ;
26 import java.util.HashMap ;
27 import java.util.Iterator ;
28 import java.util.List ;
29 import java.text.AttributedString ;
30 import java.util.ArrayList ;
31 import javax.swing.*;
32 import org.openide.util.Utilities;
33
34
38 public class HTMLCompletionResultItemPaintComponent extends JPanel {
39
40 static final String PACKAGE = "org/netbeans/modules/editor/resources/completion/defaultFolder.gif";
42 protected int drawX;
43
44 protected int drawY;
45
46 protected int drawHeight;
47
48 private Font drawFont;
49
50 private int iconTextGap = 5;
51
52 private int fontHeight;
53
54 private int ascent;
55
56 private Map widths;
57
58 private FontMetrics fontMetrics;
59
60 private boolean isSelected;
61
62 private boolean isDeprecated;
63
64 private static final String THROWS = " throws ";
66 private static String str;
68 private static final String [] frequentWords = new String [] {
69 "", " ", "[]", "(", ")", ", ", "String", THROWS };
71
72 public static final Color KEYWORD_COLOR = Color.darkGray;
73 public static final Color TYPE_COLOR = Color.black;
74
75 public HTMLCompletionResultItemPaintComponent(){
76 super();
77 setOpaque(true);
78 setBorder(BorderFactory.createEmptyBorder(0, 3, 0, 3));
79 }
80
81 public void setString(String str){
82 this.str = str;
83 }
84
85 public void setSelected(boolean isSelected){
86 this.isSelected = isSelected;
87 }
88
89 protected void setDeprecated(boolean isDeprecated){
90 this.isDeprecated = isDeprecated;
91 }
92
93 public boolean isSelected(){
94 return isSelected;
95 }
96
97 protected boolean isDeprecated(){
98 return isDeprecated;
99 }
100
101 protected Icon getIcon() {
102 return null;
103 }
104
105 public void paintComponent(Graphics g) {
106 g.setColor(getBackground());
108 java.awt.Rectangle r = g.getClipBounds();
109 g.fillRect(r.x, r.y, r.width, r.height);
110 draw(g);
111 }
112
113 protected void draw(Graphics g){
114 }
115
116
119 protected void drawIcon(Graphics g, Icon icon) {
120 Insets i = getInsets();
121 if (i != null) {
122 drawX = i.left;
123 drawY = i.top;
124 } else {
125 drawX = 0;
126 drawY = 0;
127 }
128
129 if (icon != null) {
130 if (g != null) {
131 icon.paintIcon(this, g, drawX, drawY);
132 }
133 drawX += icon.getIconWidth() + iconTextGap;
134 drawHeight = Math.max(fontHeight, icon.getIconHeight());
135 } else {
136 drawHeight = fontHeight;
137 }
138 if (i != null) {
139 drawHeight += i.bottom;
140 }
141 drawHeight += drawY;
142 drawY += ascent;
143 }
144
145 protected void drawString(Graphics g, String s){
146 drawString(g, s, false);
147 }
148
149
150 protected void drawString(Graphics g, String s, boolean strike) {
151 if (g != null) {
152 g.setColor(getForeground());
153 }
154 drawStringToGraphics(g, s, null, strike);
155 }
156
157
158
161 protected void drawString(Graphics g, String s, Color c) {
162 if (g != null) {
163 g.setColor(getColor(s, c));
164 }
165 drawStringToGraphics(g, s);
166 }
167
168 protected void drawString(Graphics g, String s, Color c, Font font, boolean strike) {
169 if (g != null) {
170 g.setColor(getColor(s, c));
171 g.setFont(font);
172 }
173 drawStringToGraphics(g, s, font, strike);
174 if (g != null) {
175 g.setFont(drawFont);
176 }
177
178 }
179
180 protected void drawTypeName(Graphics g, String s, Color c) {
181 if (g == null) {
182 drawString(g, " "); drawString(g, s, c);
184 } else {
185 int w = getWidth() - getWidth(s) - drawX;
186 int spaceWidth = getWidth(" "); if (w > spaceWidth * 2) {
188 drawX = getWidth() - 2 * spaceWidth - getWidth(s);
189 } else {
190 drawX = getWidth() - 2 * spaceWidth - getWidth(s) - getWidth("... "); g.setColor(getBackground());
192 g.fillRect(drawX, 0, getWidth() - drawX, getHeight());
193 drawString(g, "... ", c); }
195 drawString(g, s, c);
196 }
197 }
198
199 protected void drawStringToGraphics(Graphics g, String s) {
200 drawStringToGraphics(g, s, null, false);
201 }
202
203 protected void drawStringToGraphics(Graphics g, String s, Font font, boolean strike) {
204 if (g != null) {
205 if (!strike){
206 g.drawString(s, drawX, drawY);
207 }else{
208 Graphics2D g2 = ((Graphics2D)g);
209 AttributedString strikeText = new AttributedString (s);
210 strikeText.addAttribute(TextAttribute.STRIKETHROUGH, TextAttribute.STRIKETHROUGH_ON);
211 strikeText.addAttribute(TextAttribute.FONT, g.getFont());
212 g2.drawString(strikeText.getIterator(), drawX, drawY);
213 }
214 }
215 drawX += getWidth(s, font);
216 }
217
218 protected int getWidth(String s) {
219 Integer i = (Integer )widths.get(s);
220 if (i != null) {
221 return i.intValue();
222 } else {
223 if (s == null) {
224 s = "";
225 }
226 return fontMetrics.stringWidth(s);
227 }
228 }
229
230 protected int getWidth(String s, Font font) {
231 if (font == null) return getWidth(s);
232 return getFontMetrics(font).stringWidth(s);
233 }
234
235 protected Color getColor(String s, Color defaultColor) {
236 return isSelected ? getForeground()
237 : defaultColor;
238 }
239
240 private void storeWidth(String s) {
241 fontMetrics.stringWidth(s);
242 }
243
244 public void setFont(Font font) {
245 super.setFont(font);
246
247 fontMetrics = this.getFontMetrics(font);
248 fontHeight = fontMetrics.getHeight();
249 ascent = fontMetrics.getAscent();
250 if (widths != null) {
251 widths.clear();
252 } else {
253 widths = new HashMap ();
254 }
255 for (int i = 0; i < frequentWords.length; i++) {
256 storeWidth(frequentWords[i]);
257 }
258 drawFont = font;
259 }
260
261 protected Font getDrawFont(){
262 return drawFont;
263 }
264
265 public Dimension getPreferredSize() {
266 draw(null);
267 Insets i = getInsets();
268 if (i != null) {
269 drawX += i.right;
270 }
271 if (drawX > getMaximumSize().width)
272 drawX = getMaximumSize().width;
273 return new Dimension(drawX, drawHeight);
274 }
275
276 public static class StringPaintComponent extends HTMLCompletionResultItemPaintComponent {
277 private Color c;
278
279 public StringPaintComponent(Color c) {
280 this.c = c;
281 }
282
283 protected void draw(Graphics g){
284 drawIcon(g, getIcon());
285 drawString(g, str, c);
286 }
287 }
288
289 }
290 |
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