Mercurial > projects > dwt-addons

comparison dwtx/ui/internal/forms/widgets/Paragraph.d @ 77:26c6c9dfd13c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ui.forms compile, just FormTextModel with xml reimpl left todo
author Frank Benoit <benoit@tionex.de>
date Sat, 24 May 2008 06:59:31 +0200
parents 5d489b9f966c
children 7ffeace6c47f
comparison
equal deleted inserted replaced
76:e193036d82c9 77:26c6c9dfd13c
14 14
15 import dwtx.ui.internal.forms.widgets.ParagraphSegment; 15 import dwtx.ui.internal.forms.widgets.ParagraphSegment;
16 import dwtx.ui.internal.forms.widgets.Locator; 16 import dwtx.ui.internal.forms.widgets.Locator;
17 import dwtx.ui.internal.forms.widgets.IHyperlinkSegment; 17 import dwtx.ui.internal.forms.widgets.IHyperlinkSegment;
18 import dwtx.ui.internal.forms.widgets.SelectionData; 18 import dwtx.ui.internal.forms.widgets.SelectionData;
19 import dwtx.ui.internal.forms.widgets.TextSegment;
20 import dwtx.ui.internal.forms.widgets.TextHyperlinkSegment;
19 21
20 import dwt.graphics.GC; 22 import dwt.graphics.GC;
21 import dwt.graphics.Rectangle; 23 import dwt.graphics.Rectangle;
22 import dwtx.ui.forms.HyperlinkSettings; 24 import dwtx.ui.forms.HyperlinkSettings;
23 25
24 import dwt.dwthelper.utils; 26 import dwt.dwthelper.utils;
25 import tango.util.collection.ArraySeq; 27 import tango.util.collection.ArraySeq;
26 import tango.util.collection.HashMap; 28 import tango.util.collection.HashMap;
29 import tango.io.FileConst;
30 import tango.text.Text;
27 31
28 /** 32 /**
29 * @version 1.0 33 * @version 1.0
30 * @author 34 * @author
31 */ 35 */
54 /* 58 /*
55 * @see IParagraph#getSegments() 59 * @see IParagraph#getSegments()
56 */ 60 */
57 public ParagraphSegment[] getSegments() { 61 public ParagraphSegment[] getSegments() {
58 if (segments is null) 62 if (segments is null)
59 return new TArraySeqParagraphSegment; 63 return null;
60 return segments 64 return segments
61 .toArray(); 65 .toArray();
62 } 66 }
63 67
64 public void addSegment(ParagraphSegment segment) { 68 public void addSegment(ParagraphSegment segment) {
72 parseRegularText(text, expandURLs, wrapAllowed, settings, fontId, null); 76 parseRegularText(text, expandURLs, wrapAllowed, settings, fontId, null);
73 } 77 }
74 78
75 public void parseRegularText(String text, bool expandURLs, bool wrapAllowed, 79 public void parseRegularText(String text, bool expandURLs, bool wrapAllowed,
76 HyperlinkSettings settings, String fontId, String colorId) { 80 HyperlinkSettings settings, String fontId, String colorId) {
77 if (text.length() is 0) 81 if (text.length is 0)
78 return; 82 return;
79 if (expandURLs) { 83 if (expandURLs) {
80 int loc = text.indexOf(HTTP); 84 int loc = text.indexOf(HTTP);
81 85
82 if (loc is -1) 86 if (loc is -1)
85 int textLoc = 0; 89 int textLoc = 0;
86 while (loc !is -1) { 90 while (loc !is -1) {
87 addSegment(new TextSegment(text.substring(textLoc, loc), 91 addSegment(new TextSegment(text.substring(textLoc, loc),
88 fontId, colorId, wrapAllowed)); 92 fontId, colorId, wrapAllowed));
89 bool added = false; 93 bool added = false;
90 for (textLoc = loc; textLoc < text.length(); textLoc++) { 94 for (textLoc = loc; textLoc < text.length; textLoc++) {
91 char c = text.charAt(textLoc); 95 char c = text.charAt(textLoc);
92 if (Character.isSpaceChar(c)) { 96 if (CharacterIsWhitespace(c)) {
93 addHyperlinkSegment(text.substring(loc, textLoc), 97 addHyperlinkSegment(text.substring(loc, textLoc),
94 settings, fontId); 98 settings, fontId);
95 added = true; 99 added = true;
96 break; 100 break;
97 } 101 }
102 fontId); 106 fontId);
103 break; 107 break;
104 } 108 }
105 loc = text.indexOf(HTTP, textLoc); 109 loc = text.indexOf(HTTP, textLoc);
106 } 110 }
107 if (textLoc < text.length()) { 111 if (textLoc < text.length) {
108 addSegment(new TextSegment(text.substring(textLoc), fontId, 112 addSegment(new TextSegment(text.substring(textLoc), fontId,
109 colorId, wrapAllowed)); 113 colorId, wrapAllowed));
110 } 114 }
111 } 115 }
112 } else { 116 } else {
126 protected void computeRowHeights(GC gc, int width, Locator loc, 130 protected void computeRowHeights(GC gc, int width, Locator loc,
127 int lineHeight, Hashtable resourceTable) { 131 int lineHeight, Hashtable resourceTable) {
128 ParagraphSegment[] segments = getSegments(); 132 ParagraphSegment[] segments = getSegments();
129 // compute heights 133 // compute heights
130 Locator hloc = loc.create(); 134 Locator hloc = loc.create();
131 ArrayList heights = new ArrayList(); 135 ArraySeq!(ArrayWrapperInt) heights = new ArraySeq!(ArrayWrapperInt);
132 hloc.heights = heights; 136 hloc.heights = heights;
133 hloc.rowCounter = 0; 137 hloc.rowCounter = 0;
134 int innerWidth = width - loc.marginWidth*2; 138 int innerWidth = width - loc.marginWidth*2;
135 for (int j = 0; j < segments.length; j++) { 139 for (int j = 0; j < segments.length; j++) {
136 ParagraphSegment segment = segments[j]; 140 ParagraphSegment segment = segments[j];
155 if (loc.heights is null) 159 if (loc.heights is null)
156 computeRowHeights(gc, width, loc, lineHeight, resourceTable); 160 computeRowHeights(gc, width, loc, lineHeight, resourceTable);
157 for (int j = 0; j < segments.length; j++) { 161 for (int j = 0; j < segments.length; j++) {
158 ParagraphSegment segment = segments[j]; 162 ParagraphSegment segment = segments[j];
159 bool doSelect = false; 163 bool doSelect = false;
160 if (selectedLink !is null && segment.equals(selectedLink)) 164 if (selectedLink !is null && segment.opEquals(cast(Object)selectedLink))
161 doSelect = true; 165 doSelect = true;
162 segment.layout(gc, width, loc, resourceTable, doSelect); 166 segment.layout(gc, width, loc, resourceTable, doSelect);
163 } 167 }
164 loc.heights = null; 168 loc.heights = null;
165 loc.y += loc.rowHeight; 169 loc.y += loc.rowHeight;
176 for (int i = 0; i < segments.length; i++) { 180 for (int i = 0; i < segments.length; i++) {
177 ParagraphSegment segment = segments[i]; 181 ParagraphSegment segment = segments[i];
178 if (!segment.intersects(repaintRegion)) 182 if (!segment.intersects(repaintRegion))
179 continue; 183 continue;
180 bool doSelect = false; 184 bool doSelect = false;
181 if (selectedLink !is null && segment.equals(selectedLink)) 185 if (selectedLink !is null && segment.opEquals(cast(Object)selectedLink))
182 doSelect = true; 186 doSelect = true;
183 segment.paint(gc, false, resourceTable, doSelect, selData, repaintRegion); 187 segment.paint(gc, false, resourceTable, doSelect, selData, repaintRegion);
184 } 188 }
185 } 189 }
186 190
197 } 201 }
198 } 202 }
199 203
200 public String getAccessibleText() { 204 public String getAccessibleText() {
201 ParagraphSegment[] segments = getSegments(); 205 ParagraphSegment[] segments = getSegments();
202 StringWriter swriter = new StringWriter(); 206 auto txt = new tango.text.Text.Text!(char);
203 PrintWriter writer = new PrintWriter(swriter);
204 for (int i = 0; i < segments.length; i++) { 207 for (int i = 0; i < segments.length; i++) {
205 ParagraphSegment segment = segments[i]; 208 ParagraphSegment segment = segments[i];
206 if ( auto ts = cast(TextSegment)segment ) { 209 if ( auto ts = cast(TextSegment)segment ) {
207 String text = ts.getText(); 210 String text = ts.getText();
208 writer.print(text); 211 txt.append(text);
209 } 212 }
210 } 213 }
211 writer.println(); 214 txt.append( FileConst.NewlineString );
212 swriter.flush(); 215 return txt.toString();
213 return swriter.toString();
214 } 216 }
215 217
216 public ParagraphSegment findSegmentAt(int x, int y) { 218 public ParagraphSegment findSegmentAt(int x, int y) {
217 if (segments !is null) { 219 if (segments !is null) {
218 for (int i = 0; i < segments.size(); i++) { 220 for (int i = 0; i < segments.size(); i++) {