plugins/Unity/Indicators/unitymenumodelcache.cpp · unity8

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unity8/plugins/Unity/Indicators/unitymenumodelcache.cpp

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1/*

3 *

4 * This program is free software; you can redistribute it and/or modify

5 * it under the terms of the GNU Lesser General Public License as published by

6 * the Free Software Foundation; version 3.

7 *

8 * This program is distributed in the hope that it will be useful,

9 * but WITHOUT ANY WARRANTY; without even the implied warranty of

10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

11 * GNU Lesser General Public License for more details.

12 *

13 * You should have received a copy of the GNU Lesser General Public License

14 * along with this program. If not, see <http://www.gnu.org/licenses/>.

15 *

16 * Authors:

17 * Nick Dedekind <nick.dedekind@canonical.com>

18 */

20#include "unitymenumodelcache.h"

21#include <unitymenumodel.h>

23#include <QQmlEngine>

24#include <QDebug>

26UnityMenuModelCache::UnityMenuModelCache(QObject* parent)

27 : QObject(parent)

28{

29}

31UnityMenuModelCache::~UnityMenuModelCache()

32{

33 qDeleteAll(m_menuModels);

34}

36UnityMenuModel* UnityMenuModelCache::model(const QString& path) const

37{

38 return m_menuModels.value(path, NULL);

39}

41void UnityMenuModelCache::registerModel(const QString& path, UnityMenuModel* menuModel)

42{

43 QQmlEngine::setObjectOwnership(menuModel, QQmlEngine::CppOwnership);

44 menuModel->setParent(this);

45 m_menuModels[path] = menuModel;

46}

48void UnityMenuModelCache::ref(UnityMenuModel* menuModel)

49{

50 m_refs[menuModel] = m_refs.value(menuModel, 0) + 1;

51}

53void UnityMenuModelCache::deref(UnityMenuModel* menuModel)

54{

55 if (m_refs.contains(menuModel)) {

56 if (--m_refs[menuModel] == 0) {

57 m_refs.remove(menuModel);

58 QList<QString> keys = m_menuModels.keys(menuModel);

59 Q_FOREACH(const QString& key, keys) {

60 m_menuModels.remove(key);

61 }

62 menuModel->deleteLater();

63 }

64 }

65}

67bool UnityMenuModelCache::contains(UnityMenuModel* menuModel)

68{

69 return m_refs.contains(menuModel);

70}