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94 lines
2.4 KiB
C++
94 lines
2.4 KiB
C++
/*
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Copyright (C) 2010 Klarälvdalens Datakonsult AB,
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a KDAB Group company, info@kdab.net,
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author Stephen Kelly <stephen@kdab.com>
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This library is free software; you can redistribute it and/or modify it
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under the terms of the GNU Library General Public License as published by
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the Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301, USA.
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*/
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#ifndef PROGRESSSPINNERDELEGATE_P_H
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#define PROGRESSSPINNERDELEGATE_P_H
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#include <QStyledItemDelegate>
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#include <QSet>
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#include <kpixmapsequence.h>
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namespace Akonadi {
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class DelegateAnimator : public QObject
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{
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Q_OBJECT
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public:
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explicit DelegateAnimator(QAbstractItemView *view);
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void push(const QModelIndex &index);
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void pop(const QModelIndex &index);
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QPixmap sequenceFrame(const QModelIndex &index);
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static const int sCount = 7;
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struct Animation {
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inline Animation(const QPersistentModelIndex &idx)
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: frame(0)
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, index(idx)
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{
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}
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bool operator==(const Animation &other) const
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{
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return index == other.index;
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}
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inline void nextFrame() const {
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frame = (frame + 1) % sCount;
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}
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mutable int frame;
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QPersistentModelIndex index;
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};
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protected:
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virtual void timerEvent(QTimerEvent *event);
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private:
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QSet<Animation> m_animations;
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QAbstractItemView *m_view;
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KPixmapSequence m_pixmapSequence;
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int m_timerId;
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};
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uint qHash(Akonadi::DelegateAnimator::Animation anim);
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/**
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*
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*/
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class ProgressSpinnerDelegate : public QStyledItemDelegate
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{
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Q_OBJECT
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public:
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explicit ProgressSpinnerDelegate(DelegateAnimator *animator, QObject *parent = 0);
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protected:
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virtual void initStyleOption(QStyleOptionViewItem *option, const QModelIndex &index) const;
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private:
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DelegateAnimator *m_animator;
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};
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}
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#endif
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