diff --git a/kdecoration/breezebutton.cpp b/kdecoration/breezebutton.cpp index 09cd4b04..ff64dbdf 100644 --- a/kdecoration/breezebutton.cpp +++ b/kdecoration/breezebutton.cpp @@ -1,475 +1,478 @@ /* * Copyright 2014 Martin Gräßlin * Copyright 2014 Hugo Pereira Da Costa * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License or (at your option) version 3 or any later version * accepted by the membership of KDE e.V. (or its successor approved * by the membership of KDE e.V.), which shall act as a proxy * defined in Section 14 of version 3 of the license. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #include "breezebutton.h" #include #include #include namespace Breeze { using KDecoration2::ColorRole; using KDecoration2::ColorGroup; using KDecoration2::DecorationButtonType; //__________________________________________________________________ Button::Button(DecorationButtonType type, Decoration* decoration, QObject* parent) : DecorationButton(type, decoration, parent) , m_animation( new QPropertyAnimation( this ) ) { // setup animation m_animation->setStartValue( 0 ); m_animation->setEndValue( 1.0 ); m_animation->setTargetObject( this ); m_animation->setPropertyName( "opacity" ); m_animation->setEasingCurve( QEasingCurve::InOutQuad ); // setup default geometry const int height = decoration->buttonHeight(); setGeometry(QRect(0, 0, height, height)); setIconSize(QSize( height, height )); // connections connect(decoration->client().data(), SIGNAL(iconChanged(QIcon)), this, SLOT(update())); connect(decoration->settings().data(), &KDecoration2::DecorationSettings::reconfigured, this, &Button::reconfigure); connect( this, &KDecoration2::DecorationButton::hoveredChanged, this, &Button::updateAnimationState ); reconfigure(); } //__________________________________________________________________ Button::Button(QObject *parent, const QVariantList &args) - : DecorationButton(args.at(0).value(), args.at(1).value(), parent) - , m_flag(FlagStandalone) - , m_animation( new QPropertyAnimation( this ) ) - {} - + : Button(args.at(0).value(), args.at(1).value(), parent) + { + m_flag = FlagStandalone; + //! icon size must return to !valid because it was altered from the default constructor, + //! in Standalone mode the button is not using the decoration metrics but its geometry + m_iconSize = QSize(-1, -1); + } + //__________________________________________________________________ Button *Button::create(DecorationButtonType type, KDecoration2::Decoration *decoration, QObject *parent) { if (auto d = qobject_cast(decoration)) { Button *b = new Button(type, d, parent); switch( type ) { case DecorationButtonType::Close: b->setVisible( d->client().data()->isCloseable() ); QObject::connect(d->client().data(), &KDecoration2::DecoratedClient::closeableChanged, b, &Breeze::Button::setVisible ); break; case DecorationButtonType::Maximize: b->setVisible( d->client().data()->isMaximizeable() ); QObject::connect(d->client().data(), &KDecoration2::DecoratedClient::maximizeableChanged, b, &Breeze::Button::setVisible ); break; case DecorationButtonType::Minimize: b->setVisible( d->client().data()->isMinimizeable() ); QObject::connect(d->client().data(), &KDecoration2::DecoratedClient::minimizeableChanged, b, &Breeze::Button::setVisible ); break; case DecorationButtonType::ContextHelp: b->setVisible( d->client().data()->providesContextHelp() ); QObject::connect(d->client().data(), &KDecoration2::DecoratedClient::providesContextHelpChanged, b, &Breeze::Button::setVisible ); break; case DecorationButtonType::Shade: b->setVisible( d->client().data()->isShadeable() ); QObject::connect(d->client().data(), &KDecoration2::DecoratedClient::shadeableChanged, b, &Breeze::Button::setVisible ); break; case DecorationButtonType::Menu: QObject::connect(d->client().data(), &KDecoration2::DecoratedClient::iconChanged, b, [b]() { b->update(); }); break; default: break; } return b; } return nullptr; } //__________________________________________________________________ void Button::paint(QPainter *painter, const QRect &repaintRegion) { Q_UNUSED(repaintRegion) if (!decoration()) return; painter->save(); // translate from offset if( m_flag == FlagFirstInList ) painter->translate( m_offset ); else painter->translate( 0, m_offset.y() ); if( !m_iconSize.isValid() ) m_iconSize = geometry().size().toSize(); // menu button if (type() == DecorationButtonType::Menu) { const QRectF iconRect( geometry().topLeft(), m_iconSize ); decoration()->client().data()->icon().paint(painter, iconRect.toRect()); } else { drawIcon( painter ); } painter->restore(); } //__________________________________________________________________ void Button::drawIcon( QPainter *painter ) const { painter->setRenderHints( QPainter::Antialiasing ); /* scale painter so that its window matches QRect( -1, -1, 20, 20 ) this makes all further rendering and scaling simpler all further rendering is preformed inside QRect( 0, 0, 18, 18 ) */ painter->translate( geometry().topLeft() ); const qreal width( m_iconSize.width() ); painter->scale( width/20, width/20 ); painter->translate( 1, 1 ); // render background const QColor backgroundColor( this->backgroundColor() ); if( backgroundColor.isValid() ) { painter->setPen( Qt::NoPen ); painter->setBrush( backgroundColor ); painter->drawEllipse( QRectF( 0, 0, 18, 18 ) ); } // render mark const QColor foregroundColor( this->foregroundColor() ); if( foregroundColor.isValid() ) { // setup painter QPen pen( foregroundColor ); pen.setCapStyle( Qt::RoundCap ); pen.setJoinStyle( Qt::MiterJoin ); pen.setWidthF( 1.1*qMax((qreal)1.0, 20/width ) ); painter->setPen( pen ); painter->setBrush( Qt::NoBrush ); switch( type() ) { case DecorationButtonType::Close: { painter->drawLine( QPointF( 5, 5 ), QPointF( 13, 13 ) ); painter->drawLine( 13, 5, 5, 13 ); break; } case DecorationButtonType::Maximize: { if( isChecked() ) { pen.setJoinStyle( Qt::RoundJoin ); painter->setPen( pen ); painter->drawPolygon( QVector{ QPointF( 4, 9 ), QPointF( 9, 4 ), QPointF( 14, 9 ), QPointF( 9, 14 )} ); } else { painter->drawPolyline( QVector{ QPointF( 4, 11 ), QPointF( 9, 6 ), QPointF( 14, 11 )}); } break; } case DecorationButtonType::Minimize: { painter->drawPolyline( QVector{ QPointF( 4, 7 ), QPointF( 9, 12 ), QPointF( 14, 7 ) }); break; } case DecorationButtonType::OnAllDesktops: { painter->setPen( Qt::NoPen ); painter->setBrush( foregroundColor ); if( isChecked()) { // outer ring painter->drawEllipse( QRectF( 3, 3, 12, 12 ) ); // center dot QColor backgroundColor( this->backgroundColor() ); auto d = qobject_cast( decoration() ); if( !backgroundColor.isValid() && d ) backgroundColor = d->titleBarColor(); if( backgroundColor.isValid() ) { painter->setBrush( backgroundColor ); painter->drawEllipse( QRectF( 8, 8, 2, 2 ) ); } } else { painter->drawPolygon( QVector { QPointF( 6.5, 8.5 ), QPointF( 12, 3 ), QPointF( 15, 6 ), QPointF( 9.5, 11.5 )} ); painter->setPen( pen ); painter->drawLine( QPointF( 5.5, 7.5 ), QPointF( 10.5, 12.5 ) ); painter->drawLine( QPointF( 12, 6 ), QPointF( 4.5, 13.5 ) ); } break; } case DecorationButtonType::Shade: { if (isChecked()) { painter->drawLine( 4, 5, 14, 5 ); painter->drawPolyline( QVector { QPointF( 4, 8 ), QPointF( 9, 13 ), QPointF( 14, 8 )} ); } else { painter->drawLine( 4, 5, 14, 5 ); painter->drawPolyline( QVector { QPointF( 4, 13 ), QPointF( 9, 8 ), QPointF( 14, 13 ) }); } break; } case DecorationButtonType::KeepBelow: { painter->drawPolyline( QVector { QPointF( 4, 5 ), QPointF( 9, 10 ), QPointF( 14, 5 ) }); painter->drawPolyline( QVector { QPointF( 4, 9 ), QPointF( 9, 14 ), QPointF( 14, 9 ) }); break; } case DecorationButtonType::KeepAbove: { painter->drawPolyline( QVector { QPointF( 4, 9 ), QPointF( 9, 4 ), QPointF( 14, 9 ) }); painter->drawPolyline( QVector { QPointF( 4, 13 ), QPointF( 9, 8 ), QPointF( 14, 13 ) }); break; } case DecorationButtonType::ApplicationMenu: { painter->drawLine( QPointF( 3.5, 5 ), QPointF( 14.5, 5 ) ); painter->drawLine( QPointF( 3.5, 9 ), QPointF( 14.5, 9 ) ); painter->drawLine( QPointF( 3.5, 13 ), QPointF( 14.5, 13 ) ); break; } case DecorationButtonType::ContextHelp: { QPainterPath path; path.moveTo( 5, 6 ); path.arcTo( QRectF( 5, 3.5, 8, 5 ), 180, -180 ); path.cubicTo( QPointF(12.5, 9.5), QPointF( 9, 7.5 ), QPointF( 9, 11.5 ) ); painter->drawPath( path ); painter->drawPoint( 9, 15 ); break; } default: break; } } } //__________________________________________________________________ QColor Button::foregroundColor() const { auto d = qobject_cast( decoration() ); if( !d ) { return QColor(); } else if( isPressed() ) { return d->titleBarColor(); } else if( type() == DecorationButtonType::Close && d->internalSettings()->outlineCloseButton() ) { return d->titleBarColor(); } else if( ( type() == DecorationButtonType::KeepBelow || type() == DecorationButtonType::KeepAbove || type() == DecorationButtonType::Shade ) && isChecked() ) { return d->titleBarColor(); } else if( m_animation->state() == QPropertyAnimation::Running ) { return KColorUtils::mix( d->fontColor(), d->titleBarColor(), m_opacity ); } else if( isHovered() ) { return d->titleBarColor(); } else { return d->fontColor(); } } //__________________________________________________________________ QColor Button::backgroundColor() const { auto d = qobject_cast( decoration() ); if( !d ) { return QColor(); } auto c = d->client().data(); if( isPressed() ) { if( type() == DecorationButtonType::Close ) return c->color( ColorGroup::Warning, ColorRole::Foreground ); else return KColorUtils::mix( d->titleBarColor(), d->fontColor(), 0.3 ); } else if( ( type() == DecorationButtonType::KeepBelow || type() == DecorationButtonType::KeepAbove || type() == DecorationButtonType::Shade ) && isChecked() ) { return d->fontColor(); } else if( m_animation->state() == QPropertyAnimation::Running ) { if( type() == DecorationButtonType::Close ) { if( d->internalSettings()->outlineCloseButton() ) { return KColorUtils::mix( d->fontColor(), c->color( ColorGroup::Warning, ColorRole::Foreground ).lighter(), m_opacity ); } else { QColor color( c->color( ColorGroup::Warning, ColorRole::Foreground ).lighter() ); color.setAlpha( color.alpha()*m_opacity ); return color; } } else { QColor color( d->fontColor() ); color.setAlpha( color.alpha()*m_opacity ); return color; } } else if( isHovered() ) { if( type() == DecorationButtonType::Close ) return c->color( ColorGroup::Warning, ColorRole::Foreground ).lighter(); else return d->fontColor(); } else if( type() == DecorationButtonType::Close && d->internalSettings()->outlineCloseButton() ) { return d->fontColor(); } else { return QColor(); } } //________________________________________________________________ void Button::reconfigure() { // animation auto d = qobject_cast(decoration()); if( d ) m_animation->setDuration( d->internalSettings()->animationsDuration() ); } //__________________________________________________________________ void Button::updateAnimationState( bool hovered ) { auto d = qobject_cast(decoration()); if( !(d && d->internalSettings()->animationsEnabled() ) ) return; m_animation->setDirection( hovered ? QPropertyAnimation::Forward : QPropertyAnimation::Backward ); if( m_animation->state() != QPropertyAnimation::Running ) m_animation->start(); } } // namespace