calendarsupport/tagcache.h

   1 /*
   2   Copyright (c) 2015 Sandro Knauß <knauss@kolabsys.com>
   3
   4   This program is free software; you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation; either version 2 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License along
  15   with this program; if not, write to the Free Software Foundation, Inc.,
  16   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17
  18   As a special exception, permission is given to link this program
  19   with any edition of Qt, and distribute the resulting executable,
  20   without including the source code for Qt in the source distribution.
  21 */
  22 #ifndef CALENDARSUPPORT_TAGCACHE_H
  23 #define CALENDARSUPPORT_TAGCACHE_H
  24
  25 #include <AkonadiCore/Tag>
  26
  27 namespace Akonadi
  28 {
  29 class Monitor;
  30 };
  31 class KJob;
  32
  33 namespace CalendarSupport
  34 {
  35
  36 /**
  37  * A tag cache
  38  */
  39 class TagCache : public QObject
  40 {
  41     Q_OBJECT
  42 public:
  43     TagCache();
  44     Akonadi::Tag getTagByGid(const QByteArray &gid) const;
  45
  46 private Q_SLOTS:
  47     void onTagAdded(const Akonadi::Tag &);
  48     void onTagChanged(const Akonadi::Tag &);
  49     void onTagRemoved(const Akonadi::Tag &);
  50     void onTagsFetched(KJob *);
  51
  52 private:
  53     void retrieveTags();
  54
  55     QHash<Akonadi::Tag::Id, Akonadi::Tag> mCache;
  56     QHash<QByteArray, Akonadi::Tag::Id> mGidCache;
  57     Akonadi::Monitor *mMonitor;
  58 };
  59
  60 }
  61
  62 #endif