417 lines
16 KiB
C++
417 lines
16 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2009 Martin Gräßlin <kde@martin-graesslin.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include "decorationmodel.h"
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#include "preview.h"
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#include "auroraetheme.h"
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#include "auroraescene.h"
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// kwin
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#include <kdecorationfactory.h>
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// Qt
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#include <QtCore/QDir>
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#include <QtCore/QFileInfo>
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#include <QtGui/QApplication>
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#include <QtGui/QPainter>
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#include <QtGui/QStyle>
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#include <QtGui/QTextDocument>
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// KDE
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#include <KConfigGroup>
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#include <KDesktopFile>
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#include <KGlobalSettings>
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#include <KIcon>
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#include <KLocale>
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#include <KStandardDirs>
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namespace KWin
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{
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DecorationModel::DecorationModel( KSharedConfigPtr config, QObject* parent )
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: QAbstractListModel( parent )
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, m_plugins( new KDecorationPreviewPlugins( config ) )
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, m_preview( new KDecorationPreview() )
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, m_customButtons( false )
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, m_leftButtons( QString() )
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, m_rightButtons( QString() )
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, m_theme( new Aurorae::AuroraeTheme( this ) )
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, m_scene( new Aurorae::AuroraeScene( m_theme, QString(), QString(), true, this ) )
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, m_renderWidget( new QWidget( 0 ) )
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{
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m_config = KSharedConfig::openConfig( "auroraerc" );
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m_scene->setIcon( KIcon( "xorg" ) );
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findDecorations();
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}
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DecorationModel::~DecorationModel()
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{
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delete m_preview;
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delete m_plugins;
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delete m_renderWidget;
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}
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void DecorationModel::reload()
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{
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m_decorations.clear();
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findDecorations();
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}
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// Find all theme desktop files in all 'data' dirs owned by kwin.
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// And insert these into a DecorationInfo structure
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void DecorationModel::findDecorations()
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{
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beginResetModel();
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const QStringList dirList = KGlobal::dirs()->findDirs("data", "kwin");
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foreach( const QString &dir, dirList )
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{
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QDir d( dir );
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if( d.exists() )
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{
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foreach( const QFileInfo& fi, d.entryInfoList() )
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{
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const QString filename( fi.absoluteFilePath() );
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if( KDesktopFile::isDesktopFile(filename) )
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{
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const KDesktopFile desktopFile( filename );
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const QString libName = desktopFile.desktopGroup().readEntry( "X-KDE-Library" );
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if( !libName.isEmpty() && libName.startsWith( QLatin1String( "kwin3_" ) ) )
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{
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if( libName == "kwin3_aurorae" )
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{
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// read the Aurorae themes
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findAuroraeThemes();
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continue;
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}
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DecorationModelData data;
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data.name = desktopFile.readName();
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data.libraryName = libName;
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data.type = DecorationModelData::NativeDecoration;
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data.borderSize = KDecorationDefines::BorderNormal;
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metaData( data, desktopFile );
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m_decorations.append(data);
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}
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}
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}
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}
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}
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qSort( m_decorations.begin(), m_decorations.end(), DecorationModelData::less );
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endResetModel();
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}
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void DecorationModel::findAuroraeThemes()
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{
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// get all desktop themes
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QStringList themes = KGlobal::dirs()->findAllResources("data",
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"aurorae/themes/*/metadata.desktop",
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KStandardDirs::NoDuplicates);
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foreach(const QString &theme, themes)
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{
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int themeSepIndex = theme.lastIndexOf( '/', -1 );
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QString themeRoot = theme.left( themeSepIndex );
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int themeNameSepIndex = themeRoot.lastIndexOf( '/', -1 );
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QString packageName = themeRoot.right( themeRoot.length() - themeNameSepIndex - 1 );
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KDesktopFile df( theme );
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QString name = df.readName();
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if( name.isEmpty() )
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{
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name = packageName;
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}
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DecorationModelData data;
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data.name = name;
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data.libraryName = "kwin3_aurorae";
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data.type = DecorationModelData::AuroraeDecoration;
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data.auroraeName = packageName;
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KConfigGroup config( m_config, data.auroraeName );
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data.borderSize = (KDecorationDefines::BorderSize)config.readEntry< int >( "BorderSize", KDecorationDefines::BorderNormal );
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data.buttonSize = (KDecorationDefines::BorderSize)config.readEntry< int >( "ButtonSize", KDecorationDefines::BorderNormal );
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metaData( data, df );
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m_decorations.append(data);
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}
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}
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void DecorationModel::metaData( DecorationModelData& data, const KDesktopFile& df )
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{
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data.comment = df.readComment();
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data.author = df.desktopGroup().readEntry( "X-KDE-PluginInfo-Author", QString() );
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data.email = df.desktopGroup().readEntry( "X-KDE-PluginInfo-Email", QString() );
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data.version = df.desktopGroup().readEntry( "X-KDE-PluginInfo-Version", QString() );
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data.license = df.desktopGroup().readEntry( "X-KDE-PluginInfo-License", QString() );
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data.website = df.desktopGroup().readEntry( "X-KDE-PluginInfo-Website", QString() );
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}
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int DecorationModel::rowCount( const QModelIndex& parent ) const
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{
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Q_UNUSED( parent )
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return m_decorations.count();
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}
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QVariant DecorationModel::data( const QModelIndex& index, int role ) const
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{
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if( !index.isValid() )
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return QVariant();
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switch( role )
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{
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case Qt::DisplayRole:
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case NameRole:
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return m_decorations[ index.row() ].name;
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case LibraryNameRole:
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return m_decorations[ index.row() ].libraryName;
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case PixmapRole:
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return m_decorations[ index.row() ].preview;
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case TypeRole:
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return m_decorations[ index.row() ].type;
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case AuroraeNameRole:
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return m_decorations[ index.row() ].auroraeName;
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case PackageDescriptionRole:
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return m_decorations[ index.row() ].comment;
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case PackageAuthorRole:
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return m_decorations[ index.row() ].author;
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case PackageEmailRole:
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return m_decorations[ index.row() ].email;
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case PackageWebsiteRole:
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return m_decorations[ index.row() ].website;
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case PackageVersionRole:
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return m_decorations[ index.row() ].version;
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case PackageLicenseRole:
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return m_decorations[ index.row() ].license;
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case BorderSizeRole:
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return static_cast< int >( m_decorations[ index.row() ].borderSize );
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case BorderSizesRole:
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{
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QList< QVariant > sizes;
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if( m_plugins->loadPlugin( m_decorations[ index.row() ].libraryName ) &&
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m_plugins->factory() != NULL )
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{
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foreach( KDecorationDefines::BorderSize size, m_plugins->factory()->borderSizes() ) // krazy:exclude=foreach
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sizes << int(size) ;
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}
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return sizes;
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}
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case ButtonSizeRole:
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if( m_decorations[ index.row() ].type == DecorationModelData::AuroraeDecoration )
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return static_cast< int >( m_decorations[ index.row() ].buttonSize );
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else
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return QVariant();
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default:
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return QVariant();
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}
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}
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bool DecorationModel::setData(const QModelIndex& index, const QVariant& value, int role)
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{
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if( !index.isValid() || ( role != BorderSizeRole && role != ButtonSizeRole ) )
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return QAbstractItemModel::setData( index, value, role );
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if( role == BorderSizeRole )
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{
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m_decorations[ index.row() ].borderSize = (KDecorationDefines::BorderSize)value.toInt();
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if( m_decorations[ index.row() ].type == DecorationModelData::AuroraeDecoration )
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{
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KConfigGroup config( m_config, m_decorations[ index.row() ].auroraeName );
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config.writeEntry( "BorderSize", value.toInt() );
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config.sync();
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}
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emit dataChanged( index, index );
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regeneratePreview( index );
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return true;
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}
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if( role == ButtonSizeRole && m_decorations[ index.row() ].type == DecorationModelData::AuroraeDecoration )
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{
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m_decorations[ index.row() ].buttonSize = (KDecorationDefines::BorderSize)value.toInt();
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KConfigGroup config( m_config, m_decorations[ index.row() ].auroraeName );
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config.writeEntry( "ButtonSize", value.toInt() );
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config.sync();
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emit dataChanged( index, index );
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regeneratePreview( index );
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return true;
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}
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return QAbstractItemModel::setData( index, value, role );
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}
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void DecorationModel::changeButtons( bool custom, const QString& left, const QString& right )
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{
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bool regenerate = (custom != m_customButtons);
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if( !regenerate && custom )
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regenerate = (left != m_leftButtons) || (right != m_rightButtons);
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m_customButtons = custom;
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m_leftButtons = left;
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m_rightButtons = right;
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if( regenerate )
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regeneratePreviews();
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}
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void DecorationModel::setButtons(bool custom, const QString& left, const QString& right)
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{
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m_customButtons = custom;
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m_leftButtons = left;
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m_rightButtons = right;
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}
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void DecorationModel::regeneratePreviews()
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{
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QList<DecorationModelData>::iterator it = m_decorations.begin();
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for( int i=0; i<m_decorations.count(); i++ )
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{
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regeneratePreview( index( i ), m_decorations.at(i).preview.size() );
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}
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}
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void DecorationModel::regeneratePreview( const QModelIndex& index, const QSize& size )
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{
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DecorationModelData& data = m_decorations[ index.row() ];
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//Use a QTextDocument to layout the text
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QTextDocument document;
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QString html = QString( "<strong>%1</strong>" ).arg( data.name );
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if( !data.author.isEmpty() )
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{
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QString authorCaption = i18nc( "Caption to decoration preview, %1 author name",
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"by %1", data.author );
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html += QString( "<br /><span style=\"font-size: %1pt;\">%2</span>" )
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.arg( KGlobalSettings::smallestReadableFont().pointSize() )
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.arg( authorCaption );
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}
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QColor color = QApplication::palette().brush( QPalette::Text ).color();
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html = QString( "<div style=\"color: %1\" align=\"center\">%2</div>" ).arg( color.name() ).arg( html );
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document.setHtml( html );
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const int margin = 5;
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switch( data.type )
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{
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case DecorationModelData::NativeDecoration:
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m_plugins->reset( KDecoration::SettingDecoration );
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if ( m_plugins->loadPlugin( data.libraryName ) &&
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m_preview->recreateDecoration( m_plugins ) )
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m_preview->enablePreview();
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else
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m_preview->disablePreview();
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m_plugins->destroyPreviousPlugin();
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m_preview->resize( size );
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m_preview->setTempButtons( m_plugins, m_customButtons, m_leftButtons, m_rightButtons );
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m_preview->setTempBorderSize( m_plugins, data.borderSize );
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data.preview = m_preview->preview( &document, m_renderWidget );
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break;
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case DecorationModelData::AuroraeDecoration:
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{
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QPixmap pix( size );
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pix.fill( Qt::transparent );
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KConfig conf( "aurorae/themes/" + data.auroraeName + '/' + data.auroraeName + "rc", KConfig::FullConfig, "data" );
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m_theme->loadTheme( data.auroraeName, conf );
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m_theme->setBorderSize( data.borderSize );
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m_theme->setButtonSize( data.buttonSize );
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m_scene->setButtons( m_customButtons ? m_leftButtons : m_theme->defaultButtonsLeft(),
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m_customButtons ? m_rightButtons : m_theme->defaultButtonsRight());
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int left, top, right, bottom;
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m_theme->borders( left, top, right, bottom, false );
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int padLeft, padRight, padTop, padBottom;
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m_theme->padding( padLeft, padTop, padRight, padBottom );
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top = qMin( int( top * .9 ), 30 );
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int xoffset = qMin( qMax( 10, QApplication::isRightToLeft() ? left : right ), 30 );
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m_scene->setSceneRect( 0, 0 ,
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size.width() - xoffset - 20 + padLeft + padRight,
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size.height() - top - 20 + padLeft + padRight );
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m_scene->setActive( false, false );
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m_scene->addTab( i18n( "Inactive Window" ) );
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m_scene->updateLayout();
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QPainter painter( &pix );
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QRect rect = QRectF( QPointF( 10 + xoffset - padLeft, 10 - padTop ), m_scene->sceneRect().size() ).toRect();
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m_scene->render( &painter, QStyle::visualRect( QApplication::layoutDirection(), pix.rect(), rect ));
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m_scene->setActive( true, false );
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m_scene->setCaption( i18n( "Active Window" ) );
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rect = QRectF( QPointF( 10 - padLeft, top + 10 - padTop ), m_scene->sceneRect().size() ).toRect();
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m_scene->render( &painter, QStyle::visualRect( QApplication::layoutDirection(), pix.rect(), rect ));
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const int width = rect.width() - left - right - padLeft - padRight;
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const int height = rect.height() - top - bottom -padTop - padBottom;
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m_renderWidget->setGeometry( 0, 0, width, height );
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painter.save();
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const QPoint topLeft = QStyle::visualRect( QApplication::layoutDirection(), pix.rect(), rect ).topLeft() +
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QPoint( left + padLeft, top + padTop );
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m_renderWidget->render( &painter, topLeft );
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painter.restore();
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//Enable word-wrap
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document.setTextWidth( width - margin * 2 );
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painter.save();
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painter.translate( topLeft );
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document.drawContents( &painter, QRectF( margin, margin, width - margin * 2, height - margin * 2 ));
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painter.restore();
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data.preview = pix;
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break;
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}
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default:
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// nothing
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break;
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}
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emit dataChanged( index, index );
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}
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void DecorationModel::regeneratePreview( const QModelIndex& index )
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{
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regeneratePreview( index, m_decorations.at( index.row() ).preview.size() );
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}
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QModelIndex DecorationModel::indexOfLibrary( const QString& libraryName ) const
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{
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for( int i=0; i<m_decorations.count(); i++ )
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{
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if( m_decorations.at( i ).libraryName.compare( libraryName ) == 0 )
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return index( i );
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}
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return QModelIndex();
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}
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QModelIndex DecorationModel::indexOfName( const QString& decoName ) const
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{
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for( int i=0; i<m_decorations.count(); i++ )
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{
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if( m_decorations.at( i ).name.compare( decoName ) == 0 )
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return index( i );
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}
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return QModelIndex();
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}
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QModelIndex DecorationModel::indexOfAuroraeName( const QString& auroraeName ) const
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{
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for( int i=0; i<m_decorations.count(); i++ )
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{
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const DecorationModelData& data = m_decorations.at( i );
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if( data.type == DecorationModelData::AuroraeDecoration &&
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data.auroraeName.compare( auroraeName ) == 0 )
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return index( i );
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}
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return QModelIndex();
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}
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void DecorationModel::setBorderSize( const QModelIndex& index, KDecorationDefines::BorderSize size )
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{
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if( !index.isValid() || m_decorations[ index.row() ].type == DecorationModelData::AuroraeDecoration )
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return;
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m_decorations[ index.row() ].borderSize = size;
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}
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} // namespace KWin
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