372 lines
14 KiB
C++
372 lines
14 KiB
C++
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/********************************************************************
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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 "auroraepreview.h"
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#include "themeconfig.h"
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// Qt
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#include <QFile>
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#include <QFont>
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#include <QPainter>
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// KDE
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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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// Plasma
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#include <Plasma/FrameSvg>
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namespace KWin
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{
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AuroraePreview::AuroraePreview( const QString& name, const QString& packageName,
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const QString& themeRoot, QObject* parent )
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: QObject( parent )
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, m_title( name )
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{
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m_svg = new Plasma::FrameSvg( this );
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QString svgFile = themeRoot + "/decoration.svg";
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if( QFile::exists( svgFile ) )
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{
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m_svg->setImagePath( svgFile );
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}
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else
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{
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m_svg->setImagePath( svgFile + 'z' );
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}
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m_svg->setEnabledBorders( Plasma::FrameSvg::AllBorders );
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m_themeConfig = new Aurorae::ThemeConfig();
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KConfig conf( "aurorae/themes/" + packageName + '/' + packageName + "rc", KConfig::FullConfig, "data" );
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m_themeConfig->load( &conf );
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initButtonFrame( "minimize", packageName );
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initButtonFrame( "maximize", packageName );
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initButtonFrame( "restore", packageName );
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initButtonFrame( "close", packageName );
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initButtonFrame( "alldesktops", packageName );
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initButtonFrame( "keepabove", packageName );
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initButtonFrame( "keepbelow", packageName );
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initButtonFrame( "shade", packageName );
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initButtonFrame( "help", packageName );
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}
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AuroraePreview::~AuroraePreview()
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{
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delete m_themeConfig;
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}
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void AuroraePreview::initButtonFrame( const QString &button, const QString &themeName )
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{
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QString file( "aurorae/themes/" + themeName + '/' + button + ".svg" );
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QString path = KGlobal::dirs()->findResource( "data", file );
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if( path.isEmpty() )
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{
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// let's look for svgz
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file.append("z");
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path = KGlobal::dirs()->findResource( "data", file );
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}
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if( !path.isEmpty() )
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{
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Plasma::FrameSvg *frame = new Plasma::FrameSvg( this );
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frame->setImagePath( path );
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frame->setCacheAllRenderedFrames( true );
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frame->setEnabledBorders( Plasma::FrameSvg::NoBorder );
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m_buttons.insert( button, frame );
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}
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}
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QPixmap AuroraePreview::preview( const QSize& size, bool custom,
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const QString& left, const QString& right ) const
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{
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QPixmap pixmap( size );
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pixmap.fill( Qt::transparent );
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QPainter painter( &pixmap );
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painter.save();
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paintDeco( &painter, false, pixmap.rect(), 5 + m_themeConfig->paddingLeft() + m_themeConfig->borderLeft(),
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5, 5, 5 + m_themeConfig->paddingBottom() + m_themeConfig->borderBottom(),
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custom, left, right );
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painter.restore();
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painter.save();
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int activeLeft = 5;
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int activeTop = 5 + m_themeConfig->paddingTop() + m_themeConfig->titleEdgeTop() +
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m_themeConfig->titleEdgeBottom() + m_themeConfig->titleHeight();
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int activeRight = 5 + m_themeConfig->paddingRight() + m_themeConfig->borderRight();
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int activeBottom = 5;
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paintDeco( &painter, true, pixmap.rect(), activeLeft, activeTop, activeRight, activeBottom,
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custom, left, right );
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painter.restore();
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// paint title
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painter.save();
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QFont font = painter.font();
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font.setWeight( QFont::Bold );
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painter.setPen( m_themeConfig->activeTextColor() );
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painter.setFont( font );
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painter.drawText( QRect( pixmap.rect().topLeft() + QPoint( activeLeft, activeTop ),
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pixmap.rect().bottomRight() - QPoint( activeRight, activeBottom ) ),
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Qt::AlignCenter | Qt::TextWordWrap, m_title );
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painter.restore();
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return pixmap;
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}
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void AuroraePreview::paintDeco( QPainter *painter, bool active, const QRect &rect,
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int leftMargin, int topMargin, int rightMargin, int bottomMargin,
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bool custom, const QString& left, const QString& right ) const
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{
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m_svg->setElementPrefix( "decoration" );
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if( !active && m_svg->hasElementPrefix("decoration-inactive") )
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{
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m_svg->setElementPrefix( "decoration-inactive" );
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}
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m_svg->resizeFrame( QSize( rect.width() - leftMargin - rightMargin, rect.height() - topMargin - bottomMargin ) );
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m_svg->paintFrame( painter, rect.topLeft() + QPoint( leftMargin, topMargin ) );
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int y = rect.top() + topMargin + m_themeConfig->paddingTop() + m_themeConfig->titleEdgeTop() + m_themeConfig->buttonMarginTop();
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int x = rect.left() + leftMargin + m_themeConfig->paddingLeft() + m_themeConfig->titleEdgeLeft();
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int buttonWidth = m_themeConfig->buttonWidth();
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int buttonHeight = m_themeConfig->buttonHeight();
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foreach( const QChar &character, custom ? left : m_themeConfig->defaultButtonsLeft() )
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{
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QString buttonName;
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int width = buttonWidth;
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if( character == '_' )
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{
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x += m_themeConfig->explicitButtonSpacer() + m_themeConfig->buttonSpacing();
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continue;
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}
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else if( character == 'M' )
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{
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KIcon icon = KIcon( "xorg" );
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int iconSize = qMin( m_themeConfig->buttonWidthMenu(), m_themeConfig->buttonHeight() );
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QSize buttonSize( iconSize,iconSize );
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painter->drawPixmap( QPoint( x, y ), icon.pixmap( buttonSize ) );
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x += m_themeConfig->buttonWidthMenu();
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}
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else if( character == 'S' )
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{
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buttonName = "alldesktops";
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width = m_themeConfig->buttonWidthAllDesktops();
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}
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else if( character == 'H' )
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{
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buttonName = "help";
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width = m_themeConfig->buttonWidthHelp();
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}
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else if( character == 'I' )
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{
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buttonName = "minimize";
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width = m_themeConfig->buttonWidthMinimize();
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}
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else if( character == 'A' )
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{
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buttonName = "restore";
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if( !m_buttons.contains( buttonName ) )
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{
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buttonName = "maximize";
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}
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width = m_themeConfig->buttonWidthMaximizeRestore();
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}
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else if( character == 'X' )
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{
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buttonName = "close";
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width = m_themeConfig->buttonWidthClose();
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}
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else if( character == 'F' )
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{
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buttonName = "keepabove";
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width = m_themeConfig->buttonWidthKeepAbove();
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}
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else if( character == 'B' )
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{
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buttonName = "keepbelow";
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width = m_themeConfig->buttonWidthKeepBelow();
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}
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else if( character == 'L' )
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{
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buttonName = "shade";
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width = m_themeConfig->buttonWidthShade();
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}
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if( !buttonName.isEmpty() && m_buttons.contains( buttonName ) )
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{
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Plasma::FrameSvg *frame = m_buttons.value( buttonName );
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frame->setElementPrefix( "active" );
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if( !active && frame->hasElementPrefix( "inactive" ) )
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{
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frame->setElementPrefix( "inactive" );
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}
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frame->resizeFrame( QSize( width, buttonHeight ) );
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frame->paintFrame( painter, QPoint( x, y ) );
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x += width;
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}
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x += m_themeConfig->buttonSpacing();
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}
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if( !m_themeConfig->defaultButtonsLeft().isEmpty() )
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{
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x -= m_themeConfig->buttonSpacing();
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}
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int titleLeft = x;
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x = rect.right() - rightMargin - m_themeConfig->paddingRight() - m_themeConfig->titleEdgeRight();
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QString rightButtons;
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foreach( const QChar &character, custom ? right : m_themeConfig->defaultButtonsRight() )
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{
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rightButtons.prepend(character);
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}
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foreach (const QChar &character, rightButtons)
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{
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QString buttonName;
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int width = buttonWidth;
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if( character == '_' )
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{
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x -= m_themeConfig->explicitButtonSpacer() + m_themeConfig->buttonSpacing();
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continue;
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}
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else if( character == 'M' )
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{
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KIcon icon = KIcon( "xorg" );
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QSize buttonSize( buttonWidth, buttonHeight );
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x -= m_themeConfig->buttonWidthMenu();
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painter->drawPixmap( QPoint( x, y ), icon.pixmap( buttonSize ) );
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}
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else if( character == 'S' )
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{
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buttonName = "alldesktops";
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width = m_themeConfig->buttonWidthAllDesktops();
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}
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else if( character == 'H' )
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{
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buttonName = "help";
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width = m_themeConfig->buttonWidthHelp();
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}
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else if( character == 'I' )
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{
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buttonName = "minimize";
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width = m_themeConfig->buttonWidthMinimize();
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}
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else if( character == 'A' )
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{
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buttonName = "restore";
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if( !m_buttons.contains( buttonName ) )
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{
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buttonName = "maximize";
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}
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width = m_themeConfig->buttonWidthMaximizeRestore();
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}
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else if( character == 'X' )
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{
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buttonName = "close";
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width = m_themeConfig->buttonWidthClose();
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}
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else if( character == 'F' )
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{
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buttonName = "keepabove";
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width = m_themeConfig->buttonWidthKeepAbove();
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}
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else if( character == 'B' )
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{
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buttonName = "keepbelow";
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width = m_themeConfig->buttonWidthKeepBelow();
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}
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else if( character == 'L' )
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{
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buttonName = "shade";
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width = m_themeConfig->buttonWidthShade();
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}
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if( !buttonName.isEmpty() && m_buttons.contains( buttonName ) )
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{
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Plasma::FrameSvg *frame = m_buttons.value( buttonName );
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frame->setElementPrefix( "active" );
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if( !active && frame->hasElementPrefix( "inactive" ) )
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{
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frame->setElementPrefix( "inactive" );
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}
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frame->resizeFrame( QSize( width, buttonHeight ) );
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x -= width;
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frame->paintFrame( painter, QPoint( x, y) );
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}
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x -= m_themeConfig->buttonSpacing();
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}
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if( !rightButtons.isEmpty() )
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{
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x += m_themeConfig->buttonSpacing();
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}
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int titleRight = x;
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// draw text
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y = rect.top() + topMargin + m_themeConfig->paddingTop() + m_themeConfig->titleEdgeTop();
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QRectF titleRect( QPointF( titleLeft, y ), QPointF( titleRight, y + m_themeConfig->titleHeight() ) );
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QString caption = i18n( "Active Window" );
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if( !active )
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{
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caption = i18n( "Inactive Window" );
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}
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painter->setFont( KGlobalSettings::windowTitleFont() );
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if( m_themeConfig->useTextShadow() )
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{
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// shadow code is inspired by Qt FAQ: How can I draw shadows behind text?
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// see http://www.qtsoftware.com/developer/faqs/faq.2007-07-27.3052836051
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painter->save();
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if( active )
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{
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painter->setPen( m_themeConfig->activeTextShadowColor() );
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}
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else
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{
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painter->setPen( m_themeConfig->inactiveTextShadowColor() );
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}
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int dx = m_themeConfig->textShadowOffsetX();
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int dy = m_themeConfig->textShadowOffsetY();
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painter->setOpacity( 0.5 );
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painter->drawText( titleRect.translated( dx, dy ),
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m_themeConfig->alignment() | m_themeConfig->verticalAlignment() | Qt::TextSingleLine,
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caption );
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painter->setOpacity( 0.2 );
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painter->drawText( titleRect.translated( dx+1, dy ),
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m_themeConfig->alignment() | m_themeConfig->verticalAlignment() | Qt::TextSingleLine,
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caption );
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painter->drawText( titleRect.translated( dx-1, dy ),
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m_themeConfig->alignment() | m_themeConfig->verticalAlignment() | Qt::TextSingleLine,
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caption );
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painter->drawText( titleRect.translated( dx, dy+1 ),
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m_themeConfig->alignment() | m_themeConfig->verticalAlignment() | Qt::TextSingleLine,
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caption );
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painter->drawText( titleRect.translated( dx, dy-1 ),
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m_themeConfig->alignment() | m_themeConfig->verticalAlignment() | Qt::TextSingleLine,
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caption );
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painter->restore();
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painter->save();
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}
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if( active )
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{
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painter->setPen( m_themeConfig->activeTextColor() );
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}
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else
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{
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painter->setPen( m_themeConfig->inactiveTextColor() );
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||
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}
|
||
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|
painter->drawText( titleRect,
|
||
|
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m_themeConfig->alignment() | m_themeConfig->verticalAlignment() | Qt::TextSingleLine,
|
||
|
|
caption );
|
||
|
|
painter->restore();
|
||
|
|
}
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||
|
|
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||
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|
} // namespace KWin
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