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Diffstat (limited to 'kdevdesigner/shared/domtool.cpp')
| -rw-r--r-- | kdevdesigner/shared/domtool.cpp | 453 |
1 files changed, 453 insertions, 0 deletions
diff --git a/kdevdesigner/shared/domtool.cpp b/kdevdesigner/shared/domtool.cpp new file mode 100644 index 00000000..492ce88e --- /dev/null +++ b/kdevdesigner/shared/domtool.cpp @@ -0,0 +1,453 @@ +/********************************************************************** +** 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 "domtool.h" + +#include <qsizepolicy.h> +#include <qcolor.h> +#include <qcursor.h> +#include <qdatetime.h> +#include <qrect.h> +#include <qsize.h> +#include <qfont.h> +#include <qdom.h> + +/*! + \class DomTool domtool.h + \brief Tools for the dom + + A collection of static functions used by Resource (part of the + designer) and Uic. + +*/ + +/*! + Returns the contents of property \a name of object \a e as + variant or the variant passed as \a defValue if the property does + not exist. + + \sa hasProperty() +*/ +QVariant DomTool::readProperty( const QDomElement& e, const QString& name, const QVariant& defValue, QString& comment ) +{ + QDomElement n; + for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) { + if ( n.tagName() == "property" ) { + if ( n.attribute( "name" ) != name ) + continue; + return elementToVariant( n.firstChild().toElement(), defValue, comment ); + } + } + return defValue; +} + + +/*! + \overload + */ +QVariant DomTool::readProperty( const QDomElement& e, const QString& name, const QVariant& defValue ) +{ + QString comment; + return readProperty( e, name, defValue, comment ); +} + +/*! + Returns wheter object \a e defines property \a name or not. + + \sa readProperty() + */ +bool DomTool::hasProperty( const QDomElement& e, const QString& name ) +{ + QDomElement n; + for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) { + if ( n.tagName() == "property" ) { + if ( n.attribute( "name" ) != name ) + continue; + return TRUE; + } + } + return FALSE; +} + +QStringList DomTool::propertiesOfType( const QDomElement& e, const QString& type ) +{ + QStringList result; + QDomElement n; + for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) { + if ( n.tagName() == "property" ) { + QDomElement n2 = n.firstChild().toElement(); + if ( n2.tagName() == type ) + result += n.attribute( "name" ); + } + } + return result; +} + + +QVariant DomTool::elementToVariant( const QDomElement& e, const QVariant& defValue ) +{ + QString dummy; + return elementToVariant( e, defValue, dummy ); +} + +/*! + Interprets element \a e as variant and returns the result of the interpretation. + */ +QVariant DomTool::elementToVariant( const QDomElement& e, const QVariant& defValue, QString &comment ) +{ + QVariant v; + if ( e.tagName() == "rect" ) { + QDomElement n3 = e.firstChild().toElement(); + int x = 0, y = 0, w = 0, h = 0; + while ( !n3.isNull() ) { + if ( n3.tagName() == "x" ) + x = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "y" ) + y = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "width" ) + w = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "height" ) + h = n3.firstChild().toText().data().toInt(); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( QRect( x, y, w, h ) ); + } else if ( e.tagName() == "point" ) { + QDomElement n3 = e.firstChild().toElement(); + int x = 0, y = 0; + while ( !n3.isNull() ) { + if ( n3.tagName() == "x" ) + x = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "y" ) + y = n3.firstChild().toText().data().toInt(); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( QPoint( x, y ) ); + } else if ( e.tagName() == "size" ) { + QDomElement n3 = e.firstChild().toElement(); + int w = 0, h = 0; + while ( !n3.isNull() ) { + if ( n3.tagName() == "width" ) + w = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "height" ) + h = n3.firstChild().toText().data().toInt(); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( QSize( w, h ) ); + } else if ( e.tagName() == "color" ) { + v = QVariant( readColor( e ) ); + } else if ( e.tagName() == "font" ) { + QDomElement n3 = e.firstChild().toElement(); + QFont f( defValue.toFont() ); + while ( !n3.isNull() ) { + if ( n3.tagName() == "family" ) + f.setFamily( n3.firstChild().toText().data() ); + else if ( n3.tagName() == "pointsize" ) + f.setPointSize( n3.firstChild().toText().data().toInt() ); + else if ( n3.tagName() == "bold" ) + f.setBold( n3.firstChild().toText().data().toInt() ); + else if ( n3.tagName() == "italic" ) + f.setItalic( n3.firstChild().toText().data().toInt() ); + else if ( n3.tagName() == "underline" ) + f.setUnderline( n3.firstChild().toText().data().toInt() ); + else if ( n3.tagName() == "strikeout" ) + f.setStrikeOut( n3.firstChild().toText().data().toInt() ); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( f ); + } else if ( e.tagName() == "string" ) { + v = QVariant( e.firstChild().toText().data() ); + QDomElement n = e; + n = n.nextSibling().toElement(); + if ( n.tagName() == "comment" ) + comment = n.firstChild().toText().data(); + } else if ( e.tagName() == "cstring" ) { + v = QVariant( QCString( e.firstChild().toText().data() ) ); + } else if ( e.tagName() == "number" ) { + bool ok = TRUE; + v = QVariant( e.firstChild().toText().data().toInt( &ok ) ); + if ( !ok ) + v = QVariant( e.firstChild().toText().data().toDouble() ); + } else if ( e.tagName() == "bool" ) { + QString t = e.firstChild().toText().data(); + v = QVariant( t == "true" || t == "1", 0 ); + } else if ( e.tagName() == "pixmap" ) { + v = QVariant( e.firstChild().toText().data() ); + } else if ( e.tagName() == "iconset" ) { + v = QVariant( e.firstChild().toText().data() ); + } else if ( e.tagName() == "image" ) { + v = QVariant( e.firstChild().toText().data() ); + } else if ( e.tagName() == "enum" ) { + v = QVariant( e.firstChild().toText().data() ); + } else if ( e.tagName() == "set" ) { + v = QVariant( e.firstChild().toText().data() ); + } else if ( e.tagName() == "sizepolicy" ) { + QDomElement n3 = e.firstChild().toElement(); + QSizePolicy sp; + while ( !n3.isNull() ) { + if ( n3.tagName() == "hsizetype" ) + sp.setHorData( (QSizePolicy::SizeType)n3.firstChild().toText().data().toInt() ); + else if ( n3.tagName() == "vsizetype" ) + sp.setVerData( (QSizePolicy::SizeType)n3.firstChild().toText().data().toInt() ); + else if ( n3.tagName() == "horstretch" ) + sp.setHorStretch( n3.firstChild().toText().data().toInt() ); + else if ( n3.tagName() == "verstretch" ) + sp.setVerStretch( n3.firstChild().toText().data().toInt() ); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( sp ); + } else if ( e.tagName() == "cursor" ) { + v = QVariant( QCursor( e.firstChild().toText().data().toInt() ) ); + } else if ( e.tagName() == "stringlist" ) { + QStringList lst; + QDomElement n; + for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) + lst << n.firstChild().toText().data(); + v = QVariant( lst ); + } else if ( e.tagName() == "date" ) { + QDomElement n3 = e.firstChild().toElement(); + int y, m, d; + y = m = d = 0; + while ( !n3.isNull() ) { + if ( n3.tagName() == "year" ) + y = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "month" ) + m = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "day" ) + d = n3.firstChild().toText().data().toInt(); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( QDate( y, m, d ) ); + } else if ( e.tagName() == "time" ) { + QDomElement n3 = e.firstChild().toElement(); + int h, m, s; + h = m = s = 0; + while ( !n3.isNull() ) { + if ( n3.tagName() == "hour" ) + h = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "minute" ) + m = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "second" ) + s = n3.firstChild().toText().data().toInt(); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( QTime( h, m, s ) ); + } else if ( e.tagName() == "datetime" ) { + QDomElement n3 = e.firstChild().toElement(); + int h, mi, s, y, mo, d ; + h = mi = s = y = mo = d = 0; + while ( !n3.isNull() ) { + if ( n3.tagName() == "hour" ) + h = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "minute" ) + mi = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "second" ) + s = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "year" ) + y = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "month" ) + mo = n3.firstChild().toText().data().toInt(); + else if ( n3.tagName() == "day" ) + d = n3.firstChild().toText().data().toInt(); + n3 = n3.nextSibling().toElement(); + } + v = QVariant( QDateTime( QDate( y, mo, d ), QTime( h, mi, s ) ) ); + } + return v; +} + + +/*! Returns the color which is returned in the dom element \a e. + */ + +QColor DomTool::readColor( const QDomElement &e ) +{ + QDomElement n = e.firstChild().toElement(); + int r= 0, g = 0, b = 0; + while ( !n.isNull() ) { + if ( n.tagName() == "red" ) + r = n.firstChild().toText().data().toInt(); + else if ( n.tagName() == "green" ) + g = n.firstChild().toText().data().toInt(); + else if ( n.tagName() == "blue" ) + b = n.firstChild().toText().data().toInt(); + n = n.nextSibling().toElement(); + } + + return QColor( r, g, b ); +} + +/*! + Returns the contents of attribute \a name of object \a e as + variant or the variant passed as \a defValue if the attribute does + not exist. + + \sa hasAttribute() + */ +QVariant DomTool::readAttribute( const QDomElement& e, const QString& name, const QVariant& defValue, QString& comment ) +{ + QDomElement n; + for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) { + if ( n.tagName() == "attribute" ) { + if ( n.attribute( "name" ) != name ) + continue; + return elementToVariant( n.firstChild().toElement(), defValue, comment ); + } + } + return defValue; +} + +/*! + \overload +*/ +QVariant DomTool::readAttribute( const QDomElement& e, const QString& name, const QVariant& defValue ) +{ + QString comment; + return readAttribute( e, name, defValue, comment ); +} + +/*! + Returns wheter object \a e defines attribute \a name or not. + + \sa readAttribute() + */ +bool DomTool::hasAttribute( const QDomElement& e, const QString& name ) +{ + QDomElement n; + for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) { + if ( n.tagName() == "attribute" ) { + if ( n.attribute( "name" ) != name ) + continue; + return TRUE; + } + } + return FALSE; +} + +static bool toBool( const QString& s ) +{ + return s == "true" || s.toInt() != 0; +} + +/*! + Convert Qt 2.x format to Qt 3.0 format if necessary +*/ +void DomTool::fixDocument( QDomDocument& doc ) +{ + QDomElement e; + QDomNode n; + QDomNodeList nl; + int i = 0; + + e = doc.firstChild().toElement(); + if ( e.tagName() != "UI" ) + return; + + // latest version, don't do anything + if ( e.hasAttribute("version") && e.attribute("version").toDouble() > 3.0 ) + return; + + nl = doc.elementsByTagName( "property" ); + + // in 3.0, we need to fix a spelling error + if ( e.hasAttribute("version") && e.attribute("version").toDouble() == 3.0 ) { + for ( i = 0; i < (int) nl.length(); i++ ) { + QDomElement el = nl.item(i).toElement(); + QString s = el.attribute( "name" ); + if ( s == "resizeable" ) { + el.removeAttribute( "name" ); + el.setAttribute( "name", "resizable" ); + } + } + return; + } + + + // in versions smaller than 3.0 we need to change more + e.setAttribute( "version", 3.0 ); + + e.setAttribute("stdsetdef", 1 ); + for ( i = 0; i < (int) nl.length(); i++ ) { + e = nl.item(i).toElement(); + QString name; + QDomElement n2 = e.firstChild().toElement(); + if ( n2.tagName() == "name" ) { + name = n2.firstChild().toText().data(); + if ( name == "resizeable" ) + e.setAttribute( "name", "resizable" ); + else + e.setAttribute( "name", name ); + e.removeChild( n2 ); + } + bool stdset = toBool( e.attribute( "stdset" ) ); + if ( stdset || name == "toolTip" || name == "whatsThis" || + name == "buddy" || + e.parentNode().toElement().tagName() == "item" || + e.parentNode().toElement().tagName() == "spacer" || + e.parentNode().toElement().tagName() == "column" + ) + e.removeAttribute( "stdset" ); + else + e.setAttribute( "stdset", 0 ); + } + + nl = doc.elementsByTagName( "attribute" ); + for ( i = 0; i < (int) nl.length(); i++ ) { + e = nl.item(i).toElement(); + QString name; + QDomElement n2 = e.firstChild().toElement(); + if ( n2.tagName() == "name" ) { + name = n2.firstChild().toText().data(); + e.setAttribute( "name", name ); + e.removeChild( n2 ); + } + } + + nl = doc.elementsByTagName( "image" ); + for ( i = 0; i < (int) nl.length(); i++ ) { + e = nl.item(i).toElement(); + QString name; + QDomElement n2 = e.firstChild().toElement(); + if ( n2.tagName() == "name" ) { + name = n2.firstChild().toText().data(); + e.setAttribute( "name", name ); + e.removeChild( n2 ); + } + } + + nl = doc.elementsByTagName( "widget" ); + for ( i = 0; i < (int) nl.length(); i++ ) { + e = nl.item(i).toElement(); + QString name; + QDomElement n2 = e.firstChild().toElement(); + if ( n2.tagName() == "class" ) { + name = n2.firstChild().toText().data(); + e.setAttribute( "class", name ); + e.removeChild( n2 ); + } + } + +} + |