141 lines
3.7 KiB
C++
141 lines
3.7 KiB
C++
#ifndef BREEZE_BUTTONS_H
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#define BREEZE_BUTTONS_H
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/*
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* Copyright 2014 Martin Gräßlin <mgraesslin@kde.org>
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* Copyright 2014 Hugo Pereira Da Costa <hugo.pereira@free.fr>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License or (at your option) version 3 or any later version
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* accepted by the membership of KDE e.V. (or its successor approved
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* by the membership of KDE e.V.), which shall act as a proxy
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* defined in Section 14 of version 3 of the license.
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*
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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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*
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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 <KDecoration2/DecorationButton>
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#include "breezedecoration.h"
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#include <QHash>
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#include <QImage>
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#include <QPropertyAnimation>
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namespace Breeze
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{
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class Button : public KDecoration2::DecorationButton
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{
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Q_OBJECT
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//* declare active state opacity
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Q_PROPERTY( qreal opacity READ opacity WRITE setOpacity )
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public:
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//* constructor
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explicit Button(QObject *parent, const QVariantList &args);
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//* destructor
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virtual ~Button() = default;
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//* button creation
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static Button *create(KDecoration2::DecorationButtonType type, KDecoration2::Decoration *decoration, QObject *parent);
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//* render
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virtual void paint(QPainter *painter, const QRect &repaintRegion) override;
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//* flag
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enum Flag
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{
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FlagNone,
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FlagStandalone,
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FlagFirstInList,
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FlagLastInList
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};
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//* flag
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void setFlag( Flag value )
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{ m_flag = value; }
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//* standalone buttons
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bool isStandAlone() const { return m_flag == FlagStandalone; }
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//* offset
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void setOffset( const QPointF& value )
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{ m_offset = value; }
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//* horizontal offset, for rendering
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void setHorizontalOffset( qreal value )
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{ m_offset.setX( value ); }
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//* vertical offset, for rendering
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void setVerticalOffset( qreal value )
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{ m_offset.setY( value ); }
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//* set icon size
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void setIconSize( const QSize& value )
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{ m_iconSize = value; }
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//*@name active state change animation
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//@{
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void setOpacity( qreal value )
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{
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if( m_opacity == value ) return;
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m_opacity = value;
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update();
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}
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qreal opacity() const
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{ return m_opacity; }
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//@}
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private Q_SLOTS:
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//* apply configuration changes
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void reconfigure();
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//* animation state
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void updateAnimationState(bool);
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private:
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//* private constructor
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explicit Button(KDecoration2::DecorationButtonType type, Decoration *decoration, QObject *parent = nullptr);
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//* draw button icon
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void drawIcon( QPainter *) const;
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//*@name colors
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//@{
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QColor foregroundColor() const;
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QColor backgroundColor() const;
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//@}
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Flag m_flag = FlagNone;
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//* active state change animation
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QPropertyAnimation *m_animation;
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//* vertical offset (for rendering)
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QPointF m_offset;
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//* icon size
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QSize m_iconSize;
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//* active state change opacity
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qreal m_opacity = 0;
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};
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} // namespace
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#endif
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