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113 lines
3.0 KiB
113 lines
3.0 KiB
/*
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* fm-icon.h
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*
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* Copyright 2009 Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
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* Copyright 2013 Andriy Grytsenko (LStranger) <andrej@rep.kiev.ua>
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*
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* This file is a part of the Libfm library.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __FM2_ICON_INFO_H__
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#define __FM2_ICON_INFO_H__
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#include "../libfmqtglobals.h"
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#include <gio/gio.h>
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#include "gioptrs.h"
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#include <memory>
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#include <mutex>
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#include <unordered_map>
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#include <forward_list>
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#include <QIcon>
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namespace Fm {
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class LIBFM_QT_API IconInfo: public std::enable_shared_from_this<IconInfo> {
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public:
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friend class IconEngine;
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explicit IconInfo() {}
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explicit IconInfo(const char* name);
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explicit IconInfo(const GIconPtr gicon);
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~IconInfo();
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static std::shared_ptr<const IconInfo> fromName(const char* name);
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static std::shared_ptr<const IconInfo> fromGIcon(GIconPtr gicon);
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static std::shared_ptr<const IconInfo> fromGIcon(GIcon* gicon) {
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return fromGIcon(GIconPtr{gicon, true});
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}
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static void updateQIcons();
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GIconPtr gicon() const {
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return gicon_;
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}
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QIcon qicon(const bool& transparent = false) const;
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bool hasEmblems() const {
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return G_IS_EMBLEMED_ICON(gicon_.get());
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}
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std::forward_list<std::shared_ptr<const IconInfo>> emblems() const;
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bool isValid() const {
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return gicon_ != nullptr;
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}
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private:
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static QList<QIcon> qiconsFromNames(const char* const* names);
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// actual QIcon loaded by QIcon::fromTheme
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QIcon internalQicon() const;
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struct GIconHash {
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std::size_t operator()(GIcon* gicon) const {
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return g_icon_hash(gicon);
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}
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};
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struct GIconEqual {
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bool operator()(GIcon* gicon1, GIcon* gicon2) const {
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return g_icon_equal(gicon1, gicon2);
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}
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};
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private:
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GIconPtr gicon_;
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mutable QIcon qicon_;
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mutable QIcon qiconTransparent_;
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mutable QList<QIcon> internalQicons_;
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static std::unordered_map<GIcon*, std::shared_ptr<IconInfo>, GIconHash, GIconEqual> cache_;
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static std::mutex mutex_;
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static QList<QIcon> fallbackQicons_;
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};
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} // namespace Fm
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Q_DECLARE_METATYPE(std::shared_ptr<const Fm::IconInfo>)
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#endif /* __FM2_ICON_INFO_H__ */
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