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454 lines
14 KiB
454 lines
14 KiB
/**********************************************************************
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** Copyright (C) 2000 Trolltech AS. All rights reserved.
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**
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** This file is part of Qt Designer.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
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** licenses may use this file in accordance with the Qt Commercial License
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** Agreement provided with the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.trolltech.com/gpl/ for GPL licensing information.
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
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** information about Qt Commercial License Agreements.
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**
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** Contact info@trolltech.com if any conditions of this licensing are
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** not clear to you.
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**
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**********************************************************************/
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#include "domtool.h"
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#include <qsizepolicy.h>
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#include <qcolor.h>
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#include <qcursor.h>
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#include <qdatetime.h>
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#include <qrect.h>
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#include <qsize.h>
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#include <qfont.h>
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#include <qdom.h>
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/*!
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\class DomTool domtool.h
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\brief Tools for the dom
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A collection of static functions used by Resource (part of the
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designer) and Uic.
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*/
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/*!
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Returns the contents of property \a name of object \a e as
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variant or the variant passed as \a defValue if the property does
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not exist.
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\sa hasProperty()
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*/
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QVariant DomTool::readProperty( const QDomElement& e, const QString& name, const QVariant& defValue, QString& comment )
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{
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QDomElement n;
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for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) {
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if ( n.tagName() == "property" ) {
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if ( n.attribute( "name" ) != name )
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continue;
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return elementToVariant( n.firstChild().toElement(), defValue, comment );
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}
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}
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return defValue;
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}
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/*!
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\overload
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*/
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QVariant DomTool::readProperty( const QDomElement& e, const QString& name, const QVariant& defValue )
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{
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QString comment;
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return readProperty( e, name, defValue, comment );
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}
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/*!
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Returns wheter object \a e defines property \a name or not.
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\sa readProperty()
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*/
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bool DomTool::hasProperty( const QDomElement& e, const QString& name )
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{
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QDomElement n;
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for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) {
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if ( n.tagName() == "property" ) {
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if ( n.attribute( "name" ) != name )
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continue;
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return TRUE;
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}
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}
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return FALSE;
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}
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QStringList DomTool::propertiesOfType( const QDomElement& e, const QString& type )
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{
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QStringList result;
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QDomElement n;
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for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) {
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if ( n.tagName() == "property" ) {
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QDomElement n2 = n.firstChild().toElement();
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if ( n2.tagName() == type )
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result += n.attribute( "name" );
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}
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}
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return result;
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}
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QVariant DomTool::elementToVariant( const QDomElement& e, const QVariant& defValue )
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{
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QString dummy;
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return elementToVariant( e, defValue, dummy );
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}
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/*!
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Interprets element \a e as variant and returns the result of the interpretation.
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*/
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QVariant DomTool::elementToVariant( const QDomElement& e, const QVariant& defValue, QString &comment )
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{
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QVariant v;
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if ( e.tagName() == "rect" ) {
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QDomElement n3 = e.firstChild().toElement();
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int x = 0, y = 0, w = 0, h = 0;
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "x" )
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x = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "y" )
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y = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "width" )
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w = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "height" )
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h = n3.firstChild().toText().data().toInt();
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( QRect( x, y, w, h ) );
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} else if ( e.tagName() == "point" ) {
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QDomElement n3 = e.firstChild().toElement();
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int x = 0, y = 0;
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "x" )
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x = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "y" )
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y = n3.firstChild().toText().data().toInt();
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( QPoint( x, y ) );
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} else if ( e.tagName() == "size" ) {
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QDomElement n3 = e.firstChild().toElement();
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int w = 0, h = 0;
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "width" )
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w = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "height" )
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h = n3.firstChild().toText().data().toInt();
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( QSize( w, h ) );
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} else if ( e.tagName() == "color" ) {
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v = QVariant( readColor( e ) );
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} else if ( e.tagName() == "font" ) {
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QDomElement n3 = e.firstChild().toElement();
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QFont f( defValue.toFont() );
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "family" )
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f.setFamily( n3.firstChild().toText().data() );
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else if ( n3.tagName() == "pointsize" )
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f.setPointSize( n3.firstChild().toText().data().toInt() );
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else if ( n3.tagName() == "bold" )
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f.setBold( n3.firstChild().toText().data().toInt() );
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else if ( n3.tagName() == "italic" )
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f.setItalic( n3.firstChild().toText().data().toInt() );
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else if ( n3.tagName() == "underline" )
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f.setUnderline( n3.firstChild().toText().data().toInt() );
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else if ( n3.tagName() == "strikeout" )
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f.setStrikeOut( n3.firstChild().toText().data().toInt() );
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( f );
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} else if ( e.tagName() == "string" ) {
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v = QVariant( e.firstChild().toText().data() );
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QDomElement n = e;
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n = n.nextSibling().toElement();
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if ( n.tagName() == "comment" )
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comment = n.firstChild().toText().data();
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} else if ( e.tagName() == "cstring" ) {
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v = QVariant( QCString( e.firstChild().toText().data() ) );
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} else if ( e.tagName() == "number" ) {
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bool ok = TRUE;
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v = QVariant( e.firstChild().toText().data().toInt( &ok ) );
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if ( !ok )
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v = QVariant( e.firstChild().toText().data().toDouble() );
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} else if ( e.tagName() == "bool" ) {
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QString t = e.firstChild().toText().data();
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v = QVariant( t == "true" || t == "1", 0 );
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} else if ( e.tagName() == "pixmap" ) {
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v = QVariant( e.firstChild().toText().data() );
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} else if ( e.tagName() == "iconset" ) {
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v = QVariant( e.firstChild().toText().data() );
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} else if ( e.tagName() == "image" ) {
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v = QVariant( e.firstChild().toText().data() );
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} else if ( e.tagName() == "enum" ) {
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v = QVariant( e.firstChild().toText().data() );
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} else if ( e.tagName() == "set" ) {
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v = QVariant( e.firstChild().toText().data() );
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} else if ( e.tagName() == "sizepolicy" ) {
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QDomElement n3 = e.firstChild().toElement();
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QSizePolicy sp;
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "hsizetype" )
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sp.setHorData( (QSizePolicy::SizeType)n3.firstChild().toText().data().toInt() );
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else if ( n3.tagName() == "vsizetype" )
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sp.setVerData( (QSizePolicy::SizeType)n3.firstChild().toText().data().toInt() );
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else if ( n3.tagName() == "horstretch" )
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sp.setHorStretch( n3.firstChild().toText().data().toInt() );
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else if ( n3.tagName() == "verstretch" )
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sp.setVerStretch( n3.firstChild().toText().data().toInt() );
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( sp );
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} else if ( e.tagName() == "cursor" ) {
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v = QVariant( QCursor( e.firstChild().toText().data().toInt() ) );
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} else if ( e.tagName() == "stringlist" ) {
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QStringList lst;
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QDomElement n;
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for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() )
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lst << n.firstChild().toText().data();
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v = QVariant( lst );
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} else if ( e.tagName() == "date" ) {
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QDomElement n3 = e.firstChild().toElement();
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int y, m, d;
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y = m = d = 0;
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "year" )
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y = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "month" )
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m = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "day" )
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d = n3.firstChild().toText().data().toInt();
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( QDate( y, m, d ) );
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} else if ( e.tagName() == "time" ) {
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QDomElement n3 = e.firstChild().toElement();
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int h, m, s;
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h = m = s = 0;
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "hour" )
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h = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "minute" )
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m = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "second" )
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s = n3.firstChild().toText().data().toInt();
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( QTime( h, m, s ) );
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} else if ( e.tagName() == "datetime" ) {
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QDomElement n3 = e.firstChild().toElement();
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int h, mi, s, y, mo, d ;
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h = mi = s = y = mo = d = 0;
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while ( !n3.isNull() ) {
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if ( n3.tagName() == "hour" )
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h = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "minute" )
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mi = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "second" )
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s = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "year" )
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y = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "month" )
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mo = n3.firstChild().toText().data().toInt();
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else if ( n3.tagName() == "day" )
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d = n3.firstChild().toText().data().toInt();
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n3 = n3.nextSibling().toElement();
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}
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v = QVariant( QDateTime( QDate( y, mo, d ), QTime( h, mi, s ) ) );
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}
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return v;
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}
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/*! Returns the color which is returned in the dom element \a e.
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*/
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QColor DomTool::readColor( const QDomElement &e )
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{
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QDomElement n = e.firstChild().toElement();
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int r= 0, g = 0, b = 0;
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while ( !n.isNull() ) {
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if ( n.tagName() == "red" )
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r = n.firstChild().toText().data().toInt();
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else if ( n.tagName() == "green" )
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g = n.firstChild().toText().data().toInt();
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else if ( n.tagName() == "blue" )
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b = n.firstChild().toText().data().toInt();
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n = n.nextSibling().toElement();
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}
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return QColor( r, g, b );
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}
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/*!
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Returns the contents of attribute \a name of object \a e as
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variant or the variant passed as \a defValue if the attribute does
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not exist.
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\sa hasAttribute()
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*/
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QVariant DomTool::readAttribute( const QDomElement& e, const QString& name, const QVariant& defValue, QString& comment )
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{
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QDomElement n;
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for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) {
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if ( n.tagName() == "attribute" ) {
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if ( n.attribute( "name" ) != name )
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continue;
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return elementToVariant( n.firstChild().toElement(), defValue, comment );
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}
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}
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return defValue;
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}
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/*!
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\overload
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*/
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QVariant DomTool::readAttribute( const QDomElement& e, const QString& name, const QVariant& defValue )
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{
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QString comment;
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return readAttribute( e, name, defValue, comment );
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}
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/*!
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Returns wheter object \a e defines attribute \a name or not.
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\sa readAttribute()
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*/
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bool DomTool::hasAttribute( const QDomElement& e, const QString& name )
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{
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QDomElement n;
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for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) {
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if ( n.tagName() == "attribute" ) {
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if ( n.attribute( "name" ) != name )
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continue;
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return TRUE;
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}
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}
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return FALSE;
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}
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static bool toBool( const QString& s )
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{
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return s == "true" || s.toInt() != 0;
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}
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/*!
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Convert Qt 2.x format to Qt 3.0 format if necessary
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*/
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void DomTool::fixDocument( QDomDocument& doc )
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{
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QDomElement e;
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QDomNode n;
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QDomNodeList nl;
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int i = 0;
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e = doc.firstChild().toElement();
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if ( e.tagName() != "UI" )
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return;
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// latest version, don't do anything
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if ( e.hasAttribute("version") && e.attribute("version").toDouble() > 3.0 )
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return;
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nl = doc.elementsByTagName( "property" );
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// in 3.0, we need to fix a spelling error
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if ( e.hasAttribute("version") && e.attribute("version").toDouble() == 3.0 ) {
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for ( i = 0; i < (int) nl.length(); i++ ) {
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QDomElement el = nl.item(i).toElement();
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QString s = el.attribute( "name" );
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if ( s == "resizeable" ) {
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el.removeAttribute( "name" );
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el.setAttribute( "name", "resizable" );
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}
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}
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return;
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}
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// in versions smaller than 3.0 we need to change more
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e.setAttribute( "version", 3.0 );
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e.setAttribute("stdsetdef", 1 );
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for ( i = 0; i < (int) nl.length(); i++ ) {
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e = nl.item(i).toElement();
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QString name;
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QDomElement n2 = e.firstChild().toElement();
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if ( n2.tagName() == "name" ) {
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name = n2.firstChild().toText().data();
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if ( name == "resizeable" )
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e.setAttribute( "name", "resizable" );
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else
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e.setAttribute( "name", name );
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e.removeChild( n2 );
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}
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bool stdset = toBool( e.attribute( "stdset" ) );
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if ( stdset || name == "toolTip" || name == "whatsThis" ||
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name == "buddy" ||
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e.parentNode().toElement().tagName() == "item" ||
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e.parentNode().toElement().tagName() == "spacer" ||
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e.parentNode().toElement().tagName() == "column"
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)
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e.removeAttribute( "stdset" );
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else
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e.setAttribute( "stdset", 0 );
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}
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nl = doc.elementsByTagName( "attribute" );
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for ( i = 0; i < (int) nl.length(); i++ ) {
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e = nl.item(i).toElement();
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QString name;
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QDomElement n2 = e.firstChild().toElement();
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if ( n2.tagName() == "name" ) {
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name = n2.firstChild().toText().data();
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e.setAttribute( "name", name );
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e.removeChild( n2 );
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}
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}
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nl = doc.elementsByTagName( "image" );
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for ( i = 0; i < (int) nl.length(); i++ ) {
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e = nl.item(i).toElement();
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QString name;
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QDomElement n2 = e.firstChild().toElement();
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if ( n2.tagName() == "name" ) {
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name = n2.firstChild().toText().data();
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e.setAttribute( "name", name );
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e.removeChild( n2 );
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}
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}
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nl = doc.elementsByTagName( "widget" );
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for ( i = 0; i < (int) nl.length(); i++ ) {
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e = nl.item(i).toElement();
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QString name;
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QDomElement n2 = e.firstChild().toElement();
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if ( n2.tagName() == "class" ) {
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name = n2.firstChild().toText().data();
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e.setAttribute( "class", name );
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e.removeChild( n2 );
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}
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}
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}
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