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Diffstat (limited to 'src/platformsupport/themes/qabstractfileiconengine_p.h')
-rw-r--r-- | src/platformsupport/themes/qabstractfileiconengine_p.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/platformsupport/themes/qabstractfileiconengine_p.h b/src/platformsupport/themes/qabstractfileiconengine_p.h new file mode 100644 index 0000000000..ce38cf262e --- /dev/null +++ b/src/platformsupport/themes/qabstractfileiconengine_p.h @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QABSTRACTFILEICONENGINE_P_H +#define QABSTRACTFILEICONENGINE_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qfileinfo.h> +#include <private/qicon_p.h> +#include <qpa/qplatformtheme.h> + +QT_BEGIN_NAMESPACE + +class QAbstractFileIconEngine : public QPixmapIconEngine +{ +public: + explicit QAbstractFileIconEngine(const QFileInfo &info, QPlatformTheme::IconOptions opts) + : QPixmapIconEngine(), m_fileInfo(info), m_options(opts) {} + + QPixmap pixmap(const QSize &size, QIcon::Mode mode, QIcon::State) override; + QSize actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state) override; + + QFileInfo fileInfo() const { return m_fileInfo; } + QPlatformTheme::IconOptions options() const { return m_options; } + + // Helper to convert a sequence of ints to a list of QSize + template <class It> static QList<QSize> toSizeList(It i1, It i2); + +protected: + virtual QPixmap filePixmap(const QSize &size, QIcon::Mode mode, QIcon::State) = 0; + virtual QString cacheKey() const; + +private: + const QFileInfo m_fileInfo; + const QPlatformTheme::IconOptions m_options; +}; + +template <class It> +inline QList<QSize> QAbstractFileIconEngine::toSizeList(It i1, It i2) +{ + QList<QSize> result; + result.reserve(int(i2 - i1)); + for ( ; i1 != i2; ++i1) + result.append(QSize(*i1, *i1)); + return result; +} + +QT_END_NAMESPACE + +#endif // QABSTRACTFILEICONENGINE_P_H |