Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdevelop@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 160 insertions, 0 deletions

diff --git a/kdevdesigner/designer/syntaxhighlighter_html.cpp b/kdevdesigner/designer/syntaxhighlighter_html.cpp
new file mode 100644
index 00000000..cd0c2760
--- /dev/null
+++ b/kdevdesigner/designer/syntaxhighlighter_html.cpp
@@ -0,0 +1,160 @@
+/**********************************************************************
+**
+** Copyright (C) 2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qt Designer.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
+** licenses may use this file in accordance with the Qt Commercial License
+** Agreement provided with the Software.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
+**   information about Qt Commercial License Agreements.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include "syntaxhighlighter_html.h"
+#include "qstring.h"
+#include "qmap.h"
+#include "qapplication.h"
+
+
+SyntaxHighlighter_HTML::SyntaxHighlighter_HTML()
+    : QTextPreProcessor(), lastFormat( 0 ), lastFormatId( -1 )
+{
+    QFont f( qApp->font() );
+
+    addFormat(Standard, new QTextFormat(f, qApp->palette().color(QPalette::Active, QColorGroup::Text)));
+    addFormat(Keyword, new QTextFormat(f, qApp->palette().color(QPalette::Active, QColorGroup::Dark)));
+    addFormat(Attribute, new QTextFormat(f, qApp->palette().color(QPalette::Active, QColorGroup::Link)));
+    addFormat(AttribValue, new QTextFormat(f, qApp->palette().color(QPalette::Active, QColorGroup::LinkVisited)));
+}
+
+SyntaxHighlighter_HTML::~SyntaxHighlighter_HTML()
+{
+}
+
+void SyntaxHighlighter_HTML::process( QTextDocument *doc, QTextParagraph *string, int, bool invalidate )
+{
+
+    QTextFormat *formatStandard = format( Standard );
+    QTextFormat *formatKeyword = format( Keyword );
+    QTextFormat *formatAttribute = format( Attribute );
+    QTextFormat *formatAttribValue = format( AttribValue );
+
+    const int StateStandard  = 0;
+    const int StateTag       = 1;
+    const int StateAttribute = 2;
+    const int StateAttribVal = 3;
+
+    QString buffer = "";
+
+    int state = StateStandard;
+
+
+    if ( string->prev() ) {
+	if ( string->prev()->endState() == -1 )
+	    process( doc, string->prev(), 0, FALSE );
+	state = string->prev()->endState();
+    }
+
+
+    int i = 0;
+    for ( ;; ) {
+	QChar c = string->at( i )->c;
+
+	if ( c == '<' ) {
+	    if ( state != StateStandard  )
+		string->setFormat( i - buffer.length(), buffer.length(), formatStandard, FALSE );
+	    buffer = c;
+	    state = StateTag;
+	    string->setFormat( i, 1, formatKeyword, FALSE );
+	}
+	else if ( c == '>' && ( state != StateStandard ) ) {
+	    string->setFormat( i, 1, formatKeyword, FALSE );
+	    buffer = "";
+	    state = StateStandard;
+	}
+	else if ( c == ' ' && state == StateTag ) {
+	    buffer += c;
+	    string->setFormat( i, 1, formatStandard, FALSE );
+	    state = StateAttribute;
+	}
+	else if ( c == '=' && state == StateAttribute ) {
+	    buffer += c;
+	    string->setFormat( i, 1, formatStandard, FALSE );
+	    state = StateAttribute;
+	}
+	else if ( c == '\"' && state == StateAttribute ) {
+	    buffer += c;
+	    string->setFormat( i, 1, formatStandard, FALSE );
+	    state = StateAttribVal;
+	}
+	else if ( c == '\"' && state == StateAttribVal ) {
+	    buffer += c;
+	    string->setFormat( i, 1, formatStandard, FALSE );
+	    state = StateAttribute;
+	}
+	else if ( state == StateAttribute ) {
+	    buffer += c;
+	    string->setFormat( i, 1, formatAttribute, FALSE );
+	}
+	else if ( state == StateAttribVal ) {
+	    buffer += c;
+	    string->setFormat( i, 1, formatAttribValue, FALSE );
+	}
+	else if ( state == StateTag ) {
+	    string->setFormat( i, 1, formatKeyword, FALSE );
+	    buffer += c;
+	}
+	else if ( state == StateStandard ) {
+	    string->setFormat( i, 1, formatStandard, FALSE );
+	}
+
+	i++;
+	if ( i >= string->length() )
+	    break;
+    }
+
+    string->setEndState( state );
+    string->setFirstPreProcess( FALSE );
+
+    if ( invalidate && string->next() &&
+	 !string->next()->firstPreProcess() && string->next()->endState() != -1 ) {
+	QTextParagraph *p = string->next();
+	while ( p ) {
+	    if ( p->endState() == -1 )
+		return;
+	    p->setEndState( -1 );
+	    p = p->next();
+	}
+    }
+}
+
+QTextFormat *SyntaxHighlighter_HTML::format( int id )
+{
+    if ( lastFormatId == id  && lastFormat )
+	return lastFormat;
+
+    QTextFormat *f = formats[ id ];
+    lastFormat = f ? f : formats[ 0 ];
+    lastFormatId = id;
+    return lastFormat;
+}
+
+void SyntaxHighlighter_HTML::addFormat( int id, QTextFormat *f )
+{
+    formats.insert( id, f );
+}