Author: sdzmitrovich Date: 2009-03-28 09:39:21 -0400 (Sat, 28 Mar 2009) New Revision: 14364 Added: trunk/vpe/plugins/org.jboss.tools.vpe/resources/htmlCodes.properties Modified: trunk/vpe/plugins/org.jboss.tools.vpe/src/org/jboss/tools/vpe/editor/util/TextUtil.java Log: JBIDE-3810, fixed with help of yzhishko Added: trunk/vpe/plugins/org.jboss.tools.vpe/resources/htmlCodes.properties =================================================================== --- trunk/vpe/plugins/org.jboss.tools.vpe/resources/htmlCodes.properties (rev 0) +++ trunk/vpe/plugins/org.jboss.tools.vpe/resources/htmlCodes.properties 2009-03-28 13:39:21 UTC (rev 14364) @@ -0,0 +1,252 @@ +34=&quot; +38=&amp; +60=&lt; +62=&gt; +160=&nbsp; +161=&iexcl; +162=&cent; +163=&pound; +164=&curren; +165=&yen; +166=&brvbar; +167=&sect; +168=&uml; +169=&copy; +170=&ordf; +171=&laquo; +172=&not; +173=&shy; +174=&reg; +175=&macr; +176=&deg; +177=&plusmn; +178=&sup2; +179=&sup3; +180=&acute; +181=&micro; +182=&para; +183=&middot; +184=&cedil; +185=&sup1; +186=&ordm; +187=&raquo; +188=&frac14; +189=&frac12; +190=&frac34; +191=&iquest; +192=&Agrave; +193=&Aacute; +194=&Acirc; +195=&Atilde; +196=&Auml; +197=&Aring; +198=&AElig; +199=&Ccedil; +200=&Egrave; +201=&Eacute; +202=&Ecirc; +203=&Euml; +204=&Igrave; +205=&Iacute; +206=&Icirc; +207=&Iuml; +208=&ETH; +209=&Ntilde; +210=&Ograve; +211=&Oacute; +212=&Ocirc; +213=&Otilde; +214=&Ouml; +215=&times; +216=&Oslash; +217=&Ugrave; +218=&Uacute; +219=&Ucirc; +220=&Uuml; +221=&Yacute; +222=&THORN; +223=&szlig; +224=&agrave; +225=&aacute; +226=&acirc; +227=&atilde; +228=&auml; +229=&aring; +230=&aelig; +231=&ccedil; +232=&egrave; +233=&eacute; +234=&ecirc; +235=&euml; +236=&igrave; +237=&iacute; +238=&icirc; +239=&iuml; +240=&eth; +241=&ntilde; +242=&ograve; +243=&oacute; +244=&ocirc; +245=&otilde; +246=&ouml; +247=&divide; +248=&oslash; +249=&ugrave; +250=&uacute; +251=&ucirc; +252=&uuml; +253=&yacute; +254=&thorn; +255=&yuml; +338=&OElig; +339=&oelig; +352=&Scaron; +353=&scaron; +376=&Yuml; +710=&circ; +732=&tilde; +8194=&ensp; +8195=&emsp; +8201=&thinsp; +8204=&zwnj; +8205=&zwj; +8206=&lrm; +8207=&rlm; +8211=&ndash; +8212=&mdash; +8216=&lsquo; +8217=&rsquo; +8218=&sbquo; +8220=&ldquo; +8221=&rdquo; +8222=&bdquo; +8224=&dagger; +8225=&Dagger; +8240=&permil; +8249=&lsaquo; +8250=&rsaquo; +8364=&euro; +402=&fnof; +913=&Alpha; +914=&Beta; +915=&Gamma; +916=&Delta; +917=&Epsilon; +918=&Zeta; +919=&Eta; +920=&Theta; +921=&Iota; +922=&Kappa; +923=&Lambda; +924=&Mu; +925=&Nu; +926=&Xi; +927=&Omicron; +928=&Pi; +929=&Rho; +931=&Sigma; +932=&Tau; +933=&Upsilon; +934=&Phi; +935=&Chi; +936=&Psi; +937=&Omega; +945=&alpha; +946=&beta; +947=&gamma; +948=&delta; +949=&epsilon; +950=&zeta; +951=&eta; +952=&theta; +953=&iota; +954=&kappa; +955=&lambda; +956=&mu; +957=&nu; +958=&xi; +959=&omicron; +960=&pi; +961=&rho; +962=&sigmaf; +963=&sigma; +964=&tau; +965=&upsilon; +966=&phi; +967=&chi; +968=&psi; +969=&omega; +977=&thetasym; +978=&upsih; +982=&piv; +8226=&bull; +8230=&hellip; +8242=&prime; +8243=&Prime; +8254=&oline; +8260=&frasl; +8472=&weierp; +8465=&image; +8476=&real; +8482=&trade; +8501=&alefsym; +8592=&larr; +8593=&uarr; +8594=&rarr; +8595=&darr; +8596=&harr; +8629=&crarr; +8656=&lArr; +8657=&uArr; +8658=&rArr; +8659=&dArr; +8660=&hArr; +8704=&forall; +8706=&part; +8707=&exist; +8709=&empty; +8711=&nabla; +8712=&isin; +8713=&notin; +8715=&ni; +8719=&prod; +8721=&sum; +8722=&minus; +8727=&lowast; +8730=&radic; +8733=&prop; +8734=&infin; +8736=&ang; +8743=&and; +8744=&or; +8745=&cap; +8746=&cup; +8747=&int; +8756=&there4; +8764=&sim; +8773=&cong; +8776=&asymp; +8800=&ne; +8801=&equiv; +8804=&le; +8805=&ge; +8834=&sub; +8835=&sup; +8836=&nsub; +8838=&sube; +8839=&supe; +8853=&oplus; +8855=&otimes; +8869=&perp; +8901=&sdot; +8968=&lceil; +8969=&rceil; +8970=&lfloor; +8971=&rfloor; +9001=&lang; +9002=&rang; +9674=&loz; +9824=&spades; +9827=&clubs; +9829=&hearts; +9830=&diams; \ No newline at end of file Modified: trunk/vpe/plugins/org.jboss.tools.vpe/src/org/jboss/tools/vpe/editor/util/TextUtil.java =================================================================== --- trunk/vpe/plugins/org.jboss.tools.vpe/src/org/jboss/tools/vpe/editor/util/TextUtil.java 2009-03-27 21:33:55 UTC (rev 14363) +++ trunk/vpe/plugins/org.jboss.tools.vpe/src/org/jboss/tools/vpe/editor/util/TextUtil.java 2009-03-28 13:39:21 UTC (rev 14364) @@ -1,383 +1,335 @@ -/******************************************************************************* - * Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc. - * Distributed under license by Red Hat, Inc. All rights reserved. - * This program is made available under the terms of the - * Eclipse Public License v1.0 which accompanies this distribution, - * and is available at http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * Exadel, Inc. and Red Hat, Inc. - initial API and implementation - ******************************************************************************/ -package org.jboss.tools.vpe.editor.util; - -import java.util.HashMap; -import java.util.Map; - -import org.mozilla.interfaces.nsIDOMKeyEvent; - -public class TextUtil { - private final static String SOURCE_BREAK = "\r\n"; //$NON-NLS-1$ - private final static String VISUAL_BREAK = "\n"; //$NON-NLS-1$ - private final static char SOURCE_SPACE = ' '; - private final static char VISUAL_SPACE = 160; - private final static int CHR_ESC_START = '&'; - private final static int CHR_ESC_STOP = ';'; - private final static String SPCHARS = "\f\n\r\t\u0020\u2028\u2029"; //$NON-NLS-1$ - private final static Map<Character,String> textSet = new HashMap<Character,String>(); - static{ - textSet.put(new Character('"'), "&quot;"); //$NON-NLS-1$ - textSet.put(new Character('&'),"&amp;"); //$NON-NLS-1$ - textSet.put(new Character('<'),"&lt;"); //$NON-NLS-1$ - textSet.put(new Character('>'),"&gt;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A0'),"&nbsp;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A1'),"&iexcl;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A2'),"&cent;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A3'),"&pound;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A4'),"&curren;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A5'),"&yen;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A6'),"&brvbar;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A7'),"&sect;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A8'),"&uml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00A9'),"&copy;"); //$NON-NLS-1$ - textSet.put(new Character('\u00AA'),"&ordf;"); //$NON-NLS-1$ - textSet.put(new Character('\u00AB'),"&laquo;"); //$NON-NLS-1$ - textSet.put(new Character('\u00AC'),"&not;"); //$NON-NLS-1$ - //textSet.put(new Character('\u00AD'),"&shy;"); - textSet.put(new Character('\u2022'), "&bull;"); //$NON-NLS-1$ - textSet.put(new Character('\u00AE'),"&reg;"); //$NON-NLS-1$ - textSet.put(new Character('\u00AF'),"&macr;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B0'),"&deg;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B1'),"&plusmn;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B2'),"&sup2;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B3'),"&sup3;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B4'),"&acute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B5'),"&micro;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B6'),"&para;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B7'),"&middot;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B8'),"&cedil;"); //$NON-NLS-1$ - textSet.put(new Character('\u00B9'),"&sup1;"); //$NON-NLS-1$ - textSet.put(new Character('\u00BA'),"&ordm;"); //$NON-NLS-1$ - textSet.put(new Character('\u00BB'),"&raquo;"); //$NON-NLS-1$ - textSet.put(new Character('\u00BC'),"&frac14;"); //$NON-NLS-1$ - textSet.put(new Character('\u00BD'),"&frac12;"); //$NON-NLS-1$ - textSet.put(new Character('\u00BE'),"&frac34;"); //$NON-NLS-1$ - textSet.put(new Character('\u00BF'),"&iquest;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C0'),"&Agrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E0'),"&agrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C1'),"&Aacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E1'),"&aacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C2'),"&Acirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E2'),"&acirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C3'),"&Atilde;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E3'),"&atilde;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C4'),"&Auml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E4'),"&auml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C5'),"&Aring;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E5'),"&aring;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C6'),"&AElig;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E6'),"&aelig;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C7'),"&Ccedil;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E7'),"&ccedil;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C8'),"&Egrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E8'),"&egrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00C9'),"&Eacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00E9'),"&eacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00CA'),"&Ecirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00EA'),"&ecirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00CB'),"&Euml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00EB'),"&euml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00CC'),"&Igrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00EC'),"&igrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00CD'),"&Iacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00ED'),"&iacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00CE'),"&Icirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00EE'),"&icirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00CF'),"&Iuml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00EF'),"&iuml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D0'),"&ETH;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F0'),"&eth;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D1'),"&Ntilde;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F1'),"&ntilde;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D2'),"&Ograve;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F2'),"&ograve;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D3'),"&Oacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F3'),"&oacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D4'),"&Ocirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F4'),"&ocirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D5'),"&Otilde;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F5'),"&otilde;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D6'),"&Ouml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F6'),"&ouml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D7'),"&times;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F7'),"&divide;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D8'),"&Oslash;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F8'),"&oslash;"); //$NON-NLS-1$ - textSet.put(new Character('\u00D9'),"&Ugrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00F9'),"&ugrave;"); //$NON-NLS-1$ - textSet.put(new Character('\u00DA'),"&Uacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00FA'),"&uacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00DB'),"&Ucirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00FB'),"&ucirc;"); //$NON-NLS-1$ - textSet.put(new Character('\u00DC'),"&Uuml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00FC'),"&uuml;"); //$NON-NLS-1$ - textSet.put(new Character('\u00DD'),"&Yacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00FD'),"&yacute;"); //$NON-NLS-1$ - textSet.put(new Character('\u00DE'),"&THORN;"); //$NON-NLS-1$ - textSet.put(new Character('\u00FE'),"&thorn;"); //$NON-NLS-1$ - textSet.put(new Character('\u00DF'),"&szlig;"); //$NON-NLS-1$ - textSet.put(new Character('\u00FF'),"&yuml;"); //$NON-NLS-1$ - textSet.put(new Character('\u2013'),"&ndash;"); //$NON-NLS-1$ - textSet.put(new Character('\u2014'),"&mdash;"); //$NON-NLS-1$ - textSet.put(new Character('\u2018'),"&lsquo;"); //$NON-NLS-1$ - textSet.put(new Character('\u2019'),"&rsquo;"); //$NON-NLS-1$ - textSet.put(new Character('\u201C'),"&ldquo;"); //$NON-NLS-1$ - textSet.put(new Character('\u201D'),"&rdquo;"); //$NON-NLS-1$ - textSet.put(new Character('\u20AC'),"&euro;"); //$NON-NLS-1$ - } - - public static boolean containsKey(char key){ - - return textSet.containsKey(new Character(key)); - } - - public static String getValue(char key){ - return (String)textSet.get(new Character(key)); - } - - public static String isEcsToLeft(String sourceText, int sourcePosition) { - String s1 = sourceText; - - String s2 = s1.substring(0, Math.min(sourcePosition, s1.length())); - int startIndex = s2.lastIndexOf(CHR_ESC_START); - int endIndex = s2.lastIndexOf(CHR_ESC_STOP); - if(startIndex >= 0 && endIndex >= 0 && endIndex == s2.length()-1){ - String value = s2.substring(startIndex, endIndex+1); - if(textSet.containsValue(value)) return value; - } - - return null; - } - - public static String isEcsToRight(String sourceText, int sourcePosition) { - String s1 = sourceText; - - String s2 = s1.substring(sourcePosition, s1.length()); - int startIndex = s2.indexOf(CHR_ESC_START); - int endIndex = s2.indexOf(CHR_ESC_STOP); - if(startIndex >= 0 && endIndex >= 0 && startIndex == 0){ - String value = s2.substring(startIndex, endIndex+1); - if(textSet.containsValue(value)) return value; - } - - return null; - } - - public static boolean isEcs(String sourceText, String visualText, int visualPosition) { - String s1 = visualText; - - String s3 = s1.substring(0, Math.min(visualPosition+1, s1.length())); - s3 = sourceText(s3); - - Character ch; - int sourceIndex = 0; - int visualIndex = 0; - for(visualIndex=0;visualIndex<s3.length();visualIndex++){ - ch = new Character(s3.charAt(visualIndex)); - - String value = (String)textSet.get(ch); - char sourceChar = sourceText.charAt(sourceIndex); - if(value != null){ - if(sourceChar != ch.charValue() || (ch.charValue() == '&' && sourceText.indexOf("&amp;",sourceIndex) >= 0)){ //$NON-NLS-1$ - if(visualIndex == visualPosition) return true; - sourceIndex += value.length()-1; - } - }else if(s3.charAt(visualIndex) == 160){ - if(sourceChar != ' ' && sourceChar != 160){ - if(visualIndex == visualPosition) return true; - sourceIndex += 5; - } - } - sourceIndex++; - } - return false; - } - -// public static int sourcePosition(String sourceText, String visualText, int visualPosition) { -// String s1 = visualText; -// -// String s3 = s1.substring(0, Math.min(visualPosition, s1.length())); -// s3 = sourceText(s3); -// -// Character ch; -// int sourceIndex = 0; -// int visualIndex = 0; -// for(visualIndex=0;visualIndex<s3.length();visualIndex++){ -// ch = new Character(s3.charAt(visualIndex)); -// -// String value = (String)textSet.get(ch); -// char sourceChar = sourceText.charAt(sourceIndex); -// if(value != null){ -// if(sourceChar != ch.charValue() || (ch.charValue() == '&' && sourceText.indexOf("&amp;",sourceIndex) >= 0)){ -// sourceIndex += value.length()-1; -// } -// }else if(s3.charAt(visualIndex) == 160){ -// if(sourceChar != ' ' && sourceChar != 160){ -// sourceIndex += 5; -// } -// } -// sourceIndex++; -// } -// return s3.length()+(sourceIndex-visualIndex); -// } - public static int sourcePosition(String sourceText, String visualText, int visualPosition) { - int sourceIndex = 0; - int visualIndex = 0; - while (sourceIndex < sourceText.length() && visualIndex < visualPosition) { - char sourceChar = sourceText.charAt(sourceIndex); - if (sourceChar == '\r') { - if (visualText.charAt(visualIndex) == '\r') { - visualIndex++; - } - sourceIndex++; - } else if (sourceChar == CHR_ESC_START) { - int end = sourceText.indexOf(CHR_ESC_STOP, sourceIndex + 1); - if (end != -1 && textSet.containsValue(sourceText.substring(sourceIndex, end + 1))) { - sourceIndex += end - sourceIndex; - } - sourceIndex++; - visualIndex++; - } else { - sourceIndex++; - visualIndex++; - } - } - return sourceIndex; - } - - public static int sourceInnerPosition(String visualText, long visualPosition) { - visualText = visualText.substring(0, (int)Math.min(visualPosition, visualText.length())); - String sourceText = visualText.replaceAll(VISUAL_BREAK, SOURCE_BREAK); - return sourceText.length(); - } - - public static int visualPosition(String sourceText, int sourcePosition) { - int calcPosition = sourcePosition; - if(sourceText==null) { - return 0; - } - int start = sourceText.indexOf(CHR_ESC_START); - while (start != -1 && start < sourcePosition && start + 1 < sourceText.length()) { - int stop = sourceText.indexOf(CHR_ESC_STOP, start + 1); - if (stop == -1) { - break; - } else if (stop < sourcePosition) { - if (textSet.containsValue(sourceText.substring(start, stop + 1))) { - calcPosition -= stop - start; - } - if (stop + 1 < sourceText.length()) { - start = sourceText.indexOf(CHR_ESC_START, stop + 1); - } else { - break; - } - } else { - calcPosition -= sourcePosition - start; - break; - } - } - String s1 = sourceText.substring(0, sourcePosition); - String s2 = s1.replaceAll(SOURCE_BREAK, VISUAL_BREAK); - return calcPosition - (s1.length() - s2.length()); - } - - public static int visualInnerPosition(String sourceText, int sourcePosition) { - sourceText = sourceText.substring(0, Math.min(sourcePosition, sourceText.length())); - String visualText = sourceText.replaceAll(SOURCE_BREAK, VISUAL_BREAK); - return visualText.length(); - } - - public static int _visualPosition(String sourceText, int sourcePosition) { - int delta = 7; - if(sourcePosition+delta > sourceText.length()) delta = sourceText.length()-sourcePosition; - int position = Math.min(sourcePosition+delta, sourceText.length()); - - String s1 = sourceText.substring(0, position); - int start1 = s1.length()-delta; - if(position < sourceText.length()){ - while(position > sourcePosition){ - int ampersandPosition = s1.lastIndexOf("&"); //$NON-NLS-1$ - int semicolonPosition = s1.lastIndexOf(";"); //$NON-NLS-1$ - if(ampersandPosition > 0 && semicolonPosition > 0 && ampersandPosition < semicolonPosition && (semicolonPosition+1) > sourcePosition){ - String value = s1.substring(ampersandPosition, semicolonPosition+1); - if(textSet.containsValue(value)) - position = ampersandPosition; - else - position--; - }else if(ampersandPosition > 0 && semicolonPosition > 0 && semicolonPosition > sourcePosition){ - position = semicolonPosition+1; - }else{ - position--; - } - s1 = s1.substring(0, position); - } - }else{ - position -= delta; - s1 = s1.substring(0, position); - } - int start2 = s1.length(); - int startLength = s1.length(); - - String[] strings = (String[]) textSet.values().toArray(new String[]{}); - for(int i=0;i<strings.length;i++){ - s1 = s1.replaceAll(strings[i]," "); //$NON-NLS-1$ - } - s1 = visualText(s1); - return sourcePosition-(startLength - s1.length())-(start1-start2); - } - - public static String visualText(String sourceText) { - return sourceText.replaceAll(SOURCE_BREAK, VISUAL_BREAK); - } - - public static String sourceText(String visualText) { - return visualText.replaceAll(VISUAL_BREAK, SOURCE_BREAK).replace(VISUAL_SPACE, SOURCE_SPACE); - } - - public static boolean isWhitespace(char sourceString) { - String visualString = visualText((new Character(sourceString)).toString()); - return SPCHARS.indexOf(sourceString) != -1; - } - - public static boolean isWhitespaceText(String sourceString) { - if (sourceString != null && sourceString.length() > 0) { - char[] chars = sourceString.toCharArray(); - for (int i = 0; i < sourceString.length(); i++) { - if (!TextUtil.isWhitespace(sourceString.charAt(i))) - return false; - } - } - return true; - } - - public static String getChar(nsIDOMKeyEvent keyEvent) { - // get inserted string - long charCode = keyEvent.getCharCode(); - char[] s = new char[1]; - s[0] = (char) charCode; - String str = new String(s); - if (TextUtil.containsKey(s[0])) { - str = TextUtil.getValue(s[0]); - } - - return str; - } - - - /** - * @param value - * @return - */ - public static boolean isContainsEl(final String value) { - return (value.contains("#{") || value.contains("${")); //$NON-NLS-1$//$NON-NLS-2$ - } - -} +/******************************************************************************* + * Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc. + * Distributed under license by Red Hat, Inc. All rights reserved. + * This program is made available under the terms of the + * Eclipse Public License v1.0 which accompanies this distribution, + * and is available at http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Exadel, Inc. and Red Hat, Inc. - initial API and implementation + ******************************************************************************/ +package org.jboss.tools.vpe.editor.util; + +import java.io.InputStream; +import java.util.HashMap; +import java.util.Map; +import java.util.Properties; +import java.util.Map.Entry; + +import org.jboss.tools.vpe.VpePlugin; +import org.mozilla.interfaces.nsIDOMKeyEvent; + +public class TextUtil { + + + // ISO codes are contained in interval [0,2^31 -1] + private final static int MIN_ISO_CODE_RANGE = 0; + private final static int MAX_ISO_CODE_RANGE = Integer.MAX_VALUE; + + private final static String CODES_FILE = "htmlCodes.properties"; //$NON-NLS-1$ + + private final static String SOURCE_BREAK = "\r\n"; //$NON-NLS-1$ + private final static String VISUAL_BREAK = "\n"; //$NON-NLS-1$ + private final static char SOURCE_SPACE = ' '; + private final static char VISUAL_SPACE = 160; + private final static char CHR_ESC_START = '&'; + private final static char CHR_SHARP = '#'; + private final static char CHR_ESC_STOP = ';'; + private final static char CHR_HEX_FLAG = 'x'; + private final static String SPCHARS = "\f\n\r\t\u0020\u2028\u2029"; //$NON-NLS-1$ + private final static Map<Character,String> textSet = new HashMap<Character,String>(); + static{ + try { + InputStream is = VpePlugin.getDefault().getBundle().getResource(CODES_FILE).openStream(); + Properties prop = new Properties(); + prop.load(is); + for (Entry<Object, Object> e : prop.entrySet()) { + textSet.put((char)Integer.parseInt((String) e.getKey()), (String) e.getValue()); + } + is.close(); + + } catch (Exception e) { + e.printStackTrace(); + } + } + + public static boolean containsKey(char key){ + + return textSet.containsKey(new Character(key)); + } + + public static String getValue(char key){ + return (String)textSet.get(new Character(key)); + } + + public static String isEcsToLeft(String sourceText, int sourcePosition) { + String s1 = sourceText; + + String s2 = s1.substring(0, Math.min(sourcePosition, s1.length())); + int startIndex = s2.lastIndexOf(CHR_ESC_START); + int endIndex = s2.lastIndexOf(CHR_ESC_STOP); + if(startIndex >= 0 && endIndex >= 0 && endIndex == s2.length()-1){ + String value = s2.substring(startIndex, endIndex+1); + if(textSet.containsValue(value)) return value; + } + + return null; + } + + public static String isEcsToRight(String sourceText, int sourcePosition) { + String s1 = sourceText; + + String s2 = s1.substring(sourcePosition, s1.length()); + int startIndex = s2.indexOf(CHR_ESC_START); + int endIndex = s2.indexOf(CHR_ESC_STOP); + if(startIndex >= 0 && endIndex >= 0 && startIndex == 0){ + String value = s2.substring(startIndex, endIndex+1); + if(textSet.containsValue(value)) return value; + } + + return null; + } + + public static boolean isEcs(String sourceText, String visualText, int visualPosition) { + String s1 = visualText; + + String s3 = s1.substring(0, Math.min(visualPosition+1, s1.length())); + s3 = sourceText(s3); + + Character ch; + int sourceIndex = 0; + int visualIndex = 0; + for(visualIndex=0;visualIndex<s3.length();visualIndex++){ + ch = new Character(s3.charAt(visualIndex)); + + String value = (String)textSet.get(ch); + char sourceChar = sourceText.charAt(sourceIndex); + if(value != null){ + if(sourceChar != ch.charValue() || (ch.charValue() == '&' && sourceText.indexOf("&amp;",sourceIndex) >= 0)){ //$NON-NLS-1$ + if(visualIndex == visualPosition) return true; + sourceIndex += value.length()-1; + } + }else if(s3.charAt(visualIndex) == 160){ + if(sourceChar != ' ' && sourceChar != 160){ + if(visualIndex == visualPosition) return true; + sourceIndex += 5; + } + } + sourceIndex++; + } + return false; + } + +// public static int sourcePosition(String sourceText, String visualText, int visualPosition) { +// String s1 = visualText; +// +// String s3 = s1.substring(0, Math.min(visualPosition, s1.length())); +// s3 = sourceText(s3); +// +// Character ch; +// int sourceIndex = 0; +// int visualIndex = 0; +// for(visualIndex=0;visualIndex<s3.length();visualIndex++){ +// ch = new Character(s3.charAt(visualIndex)); +// +// String value = (String)textSet.get(ch); +// char sourceChar = sourceText.charAt(sourceIndex); +// if(value != null){ +// if(sourceChar != ch.charValue() || (ch.charValue() == '&' && sourceText.indexOf("&amp;",sourceIndex) >= 0)){ +// sourceIndex += value.length()-1; +// } +// }else if(s3.charAt(visualIndex) == 160){ +// if(sourceChar != ' ' && sourceChar != 160){ +// sourceIndex += 5; +// } +// } +// sourceIndex++; +// } +// return s3.length()+(sourceIndex-visualIndex); +// } + public static int sourcePosition(String sourceText, String visualText, int visualPosition) { + int sourceIndex = 0; + int visualIndex = 0; + while (sourceIndex < sourceText.length() && visualIndex < visualPosition) { + char sourceChar = sourceText.charAt(sourceIndex); + if (sourceChar == '\r') { + if (visualText.charAt(visualIndex) == '\r') { + visualIndex++; + } + sourceIndex++; + } else if (sourceChar == CHR_ESC_START) { + // find index of the escape sequence's end + int end = sourceText.indexOf(CHR_ESC_STOP, sourceIndex + 1); + + // if next symbol is '#' then escape sequence may be iso code + if (end != -1 && (sourceIndex + 2 < sourceText.length()) + && sourceText.charAt(sourceIndex + 1) == CHR_SHARP) { + + //convert string to number + + int isoCode = MIN_ISO_CODE_RANGE - 1; + + // if number has prefix 'x' means that it is hex number + int radix = sourceText.charAt(sourceIndex + 2) == CHR_HEX_FLAG ? 16 + : 10; + int offcet = sourceText.charAt(sourceIndex + 2) == CHR_HEX_FLAG ? 3 + : 2; + + try { + isoCode = Integer.parseInt(sourceText.substring( + sourceIndex + offcet, end), radix); + } catch (NumberFormatException exception) { + } + + // if escape sequence is iso code + if (isoCode >= MIN_ISO_CODE_RANGE + && isoCode <= MAX_ISO_CODE_RANGE) { + sourceIndex += end - sourceIndex; + } + + } + // check is escape sequence is contained in the list + else if (end != -1 + && textSet.containsValue(sourceText.substring( + sourceIndex, end + 1))) { + sourceIndex += end - sourceIndex; + } + + sourceIndex++; + visualIndex++; + } + else { + sourceIndex++; + visualIndex++; + } + } + return sourceIndex; + } + + public static int sourceInnerPosition(String visualText, long visualPosition) { + visualText = visualText.substring(0, (int)Math.min(visualPosition, visualText.length())); + String sourceText = visualText.replaceAll(VISUAL_BREAK, SOURCE_BREAK); + return sourceText.length(); + } + + public static int visualPosition(String sourceText, int sourcePosition) { + int calcPosition = sourcePosition; + if(sourceText==null) { + return 0; + } + int start = sourceText.indexOf(CHR_ESC_START); + while (start != -1 && start < sourcePosition && start + 1 < sourceText.length()) { + int stop = sourceText.indexOf(CHR_ESC_STOP, start + 1); + if (stop == -1) { + break; + } else if (stop < sourcePosition) { + if (textSet.containsValue(sourceText.substring(start, stop + 1))) { + calcPosition -= stop - start; + } + if (stop + 1 < sourceText.length()) { + start = sourceText.indexOf(CHR_ESC_START, stop + 1); + } else { + break; + } + } else { + calcPosition -= sourcePosition - start; + break; + } + } + String s1 = sourceText.substring(0, sourcePosition); + String s2 = s1.replaceAll(SOURCE_BREAK, VISUAL_BREAK); + return calcPosition - (s1.length() - s2.length()); + } + + public static int visualInnerPosition(String sourceText, int sourcePosition) { + sourceText = sourceText.substring(0, Math.min(sourcePosition, sourceText.length())); + String visualText = sourceText.replaceAll(SOURCE_BREAK, VISUAL_BREAK); + return visualText.length(); + } + + public static int _visualPosition(String sourceText, int sourcePosition) { + int delta = 7; + if(sourcePosition+delta > sourceText.length()) delta = sourceText.length()-sourcePosition; + int position = Math.min(sourcePosition+delta, sourceText.length()); + + String s1 = sourceText.substring(0, position); + int start1 = s1.length()-delta; + if(position < sourceText.length()){ + while(position > sourcePosition){ + int ampersandPosition = s1.lastIndexOf("&"); //$NON-NLS-1$ + int semicolonPosition = s1.lastIndexOf(";"); //$NON-NLS-1$ + if(ampersandPosition > 0 && semicolonPosition > 0 && ampersandPosition < semicolonPosition && (semicolonPosition+1) > sourcePosition){ + String value = s1.substring(ampersandPosition, semicolonPosition+1); + if(textSet.containsValue(value)) + position = ampersandPosition; + else + position--; + }else if(ampersandPosition > 0 && semicolonPosition > 0 && semicolonPosition > sourcePosition){ + position = semicolonPosition+1; + }else{ + position--; + } + s1 = s1.substring(0, position); + } + }else{ + position -= delta; + s1 = s1.substring(0, position); + } + int start2 = s1.length(); + int startLength = s1.length(); + + String[] strings = (String[]) textSet.values().toArray(new String[]{}); + for(int i=0;i<strings.length;i++){ + s1 = s1.replaceAll(strings[i]," "); //$NON-NLS-1$ + } + s1 = visualText(s1); + return sourcePosition-(startLength - s1.length())-(start1-start2); + } + + public static String visualText(String sourceText) { + return sourceText.replaceAll(SOURCE_BREAK, VISUAL_BREAK); + } + + public static String sourceText(String visualText) { + return visualText.replaceAll(VISUAL_BREAK, SOURCE_BREAK).replace(VISUAL_SPACE, SOURCE_SPACE); + } + + public static boolean isWhitespace(char sourceString) { + String visualString = visualText((new Character(sourceString)).toString()); + return SPCHARS.indexOf(sourceString) != -1; + } + + public static boolean isWhitespaceText(String sourceString) { + if (sourceString != null && sourceString.length() > 0) { + char[] chars = sourceString.toCharArray(); + for (int i = 0; i < sourceString.length(); i++) { + if (!TextUtil.isWhitespace(sourceString.charAt(i))) + return false; + } + } + return true; + } + + public static String getChar(nsIDOMKeyEvent keyEvent) { + // get inserted string + long charCode = keyEvent.getCharCode(); + char[] s = new char[1]; + s[0] = (char) charCode; + String str = new String(s); + if (TextUtil.containsKey(s[0])) { + str = TextUtil.getValue(s[0]); + } + + return str; + } + + + /** + * @param value + * @return + */ + public static boolean isContainsEl(final String value) { + return (value.contains("#{") || value.contains("${")); //$NON-NLS-1$//$NON-NLS-2$ + } + +}