Differential D986 Diff 2391 imports/activitymanager/backport/model_updaters.h

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imports/activitymanager/backport/model_updaters.h

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1​/*
2​ * Copyright (C) 2012 Ivan Cukic <ivan.cukic(at)kde.org>
3​ *
davidedmundsonUnsubmitted
Not Done

year.

davidedmundson: year.
ivanAuthorUnsubmitted
Not Done

It is a really old file from KActivities. I didn't want to change the year just because it was copied here.

ivan: It is a really old file from KActivities. I didn't want to change the year just because it was…
4​ * This program is free software; you can redistribute it and/or modify
5​ * it under the terms of the GNU General Public License version 2,
6​ * or (at your option) any later version, as published by the Free
7​ * Software Foundation
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
15​ * License along with this program; if not, write to the
16​ * Free Software Foundation, Inc.,
17​ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18​ */
19​
20​#ifndef KACTIVITIES_IMPORTS_UTILS_P_H
21​#define KACTIVITIES_IMPORTS_UTILS_P_H
22​
23​// -----------------------------------------
24​// RAII classes for model updates ----------
25​// -----------------------------------------
26​
27​#define DECLARE_RAII_MODEL_UPDATERS(Class) \
28​ template <typename T> class _model_reset { \
29​ T *model; \
30​ \
31​ public: \
32​ _model_reset(T *m) : model(m) \
33​ { \
34​ model->beginResetModel(); \
35​ } \
36​ ~_model_reset() \
37​ { \
38​ model->endResetModel(); \
39​ } \
40​ }; \
41​ template <typename T> class _model_insert { \
42​ T *model; \
43​ \
44​ public: \
45​ _model_insert(T *m, const QModelIndex &parent, int first, int last) \
46​ : model(m) \
47​ { \
48​ model->beginInsertRows(parent, first, last); \
49​ } \
50​ ~_model_insert() \
51​ { \
52​ model->endInsertRows(); \
53​ } \
54​ }; \
55​ template <typename T> class _model_remove { \
56​ T *model; \
57​ \
58​ public: \
59​ _model_remove(T *m, const QModelIndex &parent, int first, int last) \
60​ : model(m) \
61​ { \
62​ model->beginRemoveRows(parent, first, last); \
63​ } \
64​ ~_model_remove() \
65​ { \
66​ model->endRemoveRows(); \
67​ } \
68​ }; \
69​ typedef _model_reset<Class> model_reset; \
70​ typedef _model_remove<Class> model_remove; \
71​ typedef _model_insert<Class> model_insert;
72​
73​// -----------------------------------------
74​
75​#endif // KACTIVITIES_IMPORTS_UTILS_P_H
76​