svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.utils / src / main / java / org / gvsig / utils / console / jedit / HTMLTokenMarker.java @ 40561
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.utils.console.jedit; |
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/*
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* HTMLTokenMarker.java - HTML token marker
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* Copyright (C) 1998, 1999 Slava Pestov
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*
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* You may use and modify this package for any purpose. Redistribution is
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* permitted, in both source and binary form, provided that this notice
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* remains intact in all source distributions of this package.
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*/
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import javax.swing.text.Segment; |
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/**
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* HTML token marker.
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*
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* @author Slava Pestov
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* @version $Id$
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*/
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public class HTMLTokenMarker extends TokenMarker |
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{
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public static final byte JAVASCRIPT = Token.INTERNAL_FIRST; |
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public HTMLTokenMarker()
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{
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this(true); |
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} |
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public HTMLTokenMarker(boolean js) |
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{
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this.js = js;
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keywords = JavaScriptTokenMarker.getKeywords(); |
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} |
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public byte markTokensImpl(byte token, Segment line, int lineIndex) |
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{
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char[] array = line.array; |
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int offset = line.offset;
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lastOffset = offset; |
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lastKeyword = offset; |
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int length = line.count + offset;
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boolean backslash = false; |
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loop: for(int i = offset; i < length; i++) |
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{
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int i1 = (i+1); |
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char c = array[i];
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if(c == '\\') |
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{
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backslash = !backslash; |
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continue;
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} |
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switch(token)
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{
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case Token.NULL: // HTML text |
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backslash = false;
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switch(c)
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{
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case '<': |
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addToken(i - lastOffset,token); |
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lastOffset = lastKeyword = i; |
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if(SyntaxUtilities.regionMatches(false, |
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line,i1,"!--"))
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{
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i += 3;
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token = Token.COMMENT1; |
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} |
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else if(js && SyntaxUtilities.regionMatches( |
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true,line,i1,"script>")) |
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{
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addToken(8,Token.KEYWORD1);
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lastOffset = lastKeyword = (i += 8);
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token = JAVASCRIPT; |
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} |
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else
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{
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token = Token.KEYWORD1; |
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} |
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break;
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case '&': |
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addToken(i - lastOffset,token); |
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lastOffset = lastKeyword = i; |
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token = Token.KEYWORD2; |
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break;
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} |
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break;
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case Token.KEYWORD1: // Inside a tag |
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backslash = false;
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if(c == '>') |
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{
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addToken(i1 - lastOffset,token); |
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lastOffset = lastKeyword = i1; |
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token = Token.NULL; |
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} |
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break;
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case Token.KEYWORD2: // Inside an entity |
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backslash = false;
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if(c == ';') |
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{
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addToken(i1 - lastOffset,token); |
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lastOffset = lastKeyword = i1; |
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token = Token.NULL; |
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break;
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} |
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break;
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case Token.COMMENT1: // Inside a comment |
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backslash = false;
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if(SyntaxUtilities.regionMatches(false,line,i,"-->")) |
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{
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addToken((i + 3) - lastOffset,token);
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lastOffset = lastKeyword = i + 3;
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token = Token.NULL; |
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} |
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break;
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case JAVASCRIPT: // Inside a JavaScript |
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switch(c)
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{
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case '<': |
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backslash = false;
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doKeyword(line,i,c); |
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if(SyntaxUtilities.regionMatches(true, |
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line,i1,"/script>"))
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{
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addToken(i - lastOffset, |
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Token.NULL); |
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addToken(9,Token.KEYWORD1);
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lastOffset = lastKeyword = (i += 9);
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token = Token.NULL; |
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} |
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break;
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case '"': |
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if(backslash)
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backslash = false;
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else
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{
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doKeyword(line,i,c); |
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addToken(i - lastOffset,Token.NULL); |
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lastOffset = lastKeyword = i; |
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token = Token.LITERAL1; |
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} |
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break;
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case '\'': |
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if(backslash)
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backslash = false;
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else
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{
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doKeyword(line,i,c); |
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addToken(i - lastOffset,Token.NULL); |
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lastOffset = lastKeyword = i; |
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token = Token.LITERAL2; |
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} |
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break;
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case '/': |
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backslash = false;
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doKeyword(line,i,c); |
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if(length - i > 1) |
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{
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addToken(i - lastOffset,Token.NULL); |
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lastOffset = lastKeyword = i; |
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if(array[i1] == '/') |
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{
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addToken(length - i,Token.COMMENT2); |
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lastOffset = lastKeyword = length; |
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break loop;
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} |
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else if(array[i1] == '*') |
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{
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token = Token.COMMENT2; |
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} |
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} |
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break;
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default: backslash = false; |
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if(!Character.isLetterOrDigit(c) |
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&& c != '_')
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doKeyword(line,i,c); |
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break;
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} |
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break;
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case Token.LITERAL1: // JavaScript "..." |
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if(backslash)
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backslash = false;
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else if(c == '"') |
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{
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addToken(i1 - lastOffset,Token.LITERAL1); |
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lastOffset = lastKeyword = i1; |
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token = JAVASCRIPT; |
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} |
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break;
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case Token.LITERAL2: // JavaScript '...' |
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if(backslash)
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backslash = false;
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else if(c == '\'') |
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{
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addToken(i1 - lastOffset,Token.LITERAL1); |
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lastOffset = lastKeyword = i1; |
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token = JAVASCRIPT; |
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} |
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break;
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case Token.COMMENT2: // Inside a JavaScript comment |
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backslash = false;
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if(c == '*' && length - i > 1 && array[i1] == '/') |
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{
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addToken((i+=2) - lastOffset,Token.COMMENT2);
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lastOffset = lastKeyword = i; |
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token = JAVASCRIPT; |
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} |
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break;
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default:
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throw new InternalError("Invalid state: " |
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+ token); |
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} |
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} |
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switch(token)
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{
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case Token.LITERAL1:
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case Token.LITERAL2:
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addToken(length - lastOffset,Token.INVALID); |
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token = JAVASCRIPT; |
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break;
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case Token.KEYWORD2:
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addToken(length - lastOffset,Token.INVALID); |
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token = Token.NULL; |
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break;
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case JAVASCRIPT:
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doKeyword(line,length,'\0');
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addToken(length - lastOffset,Token.NULL); |
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break;
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default:
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addToken(length - lastOffset,token); |
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break;
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} |
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return token;
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} |
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// private members
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private KeywordMap keywords;
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private boolean js; |
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private int lastOffset; |
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private int lastKeyword; |
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private boolean doKeyword(Segment line, int i, char c) |
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{
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int i1 = i+1; |
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int len = i - lastKeyword;
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byte id = keywords.lookup(line,lastKeyword,len);
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if(id != Token.NULL)
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{
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if(lastKeyword != lastOffset)
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addToken(lastKeyword - lastOffset,Token.NULL); |
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addToken(len,id); |
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lastOffset = i; |
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} |
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lastKeyword = i1; |
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return false; |
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} |
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} |