1 | /* This file is part of the KDE project |
2 | Copyright 2008 Stefan Nikolaus <stefan.nikolaus@kdemail.net> |
3 | |
4 | This library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Library General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2 of the License, or (at your option) any later version. |
8 | |
9 | This library 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 GNU |
12 | Library General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Library General Public License |
15 | along with this library; see the file COPYING.LIB. If not, write to |
16 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 | Boston, MA 02110-1301, USA. |
18 | */ |
19 | |
20 | #include "FunctionModule.h" |
21 | |
22 | #include "Function.h" |
23 | |
24 | #include <QList> |
25 | |
26 | using namespace Calligra::Sheets; |
27 | |
28 | class FunctionModule::Private |
29 | { |
30 | public: |
31 | QList<QSharedPointer<Function> > functions; |
32 | }; |
33 | |
34 | |
35 | FunctionModule::FunctionModule(QObject* parent) |
36 | : QObject(parent) |
37 | , d(new Private) |
38 | { |
39 | } |
40 | |
41 | FunctionModule::~FunctionModule() |
42 | { |
43 | delete d; |
44 | } |
45 | |
46 | QList<QSharedPointer<Function> > FunctionModule::functions() const |
47 | { |
48 | return d->functions; |
49 | } |
50 | |
51 | bool FunctionModule::isRemovable() |
52 | { |
53 | QList<Function*> checkedFunctions; |
54 | QWeakPointer<Function> weakPointer; |
55 | while (d->functions.count() != 0) { |
56 | weakPointer = d->functions.last().toWeakRef(); |
57 | checkedFunctions.append(d->functions.takeLast().data()); |
58 | if (!weakPointer.isNull()) { |
59 | // Put it and the other checked ones back in. |
60 | d->functions.append(weakPointer.toStrongRef()); |
61 | // The failing on was used, so we do not put it in twice. |
62 | checkedFunctions.removeLast(); |
63 | foreach(Function* function, checkedFunctions) { |
64 | // It is okay to recreate the shared pointers, as they were not used. |
65 | d->functions.append(QSharedPointer<Function>(function)); |
66 | } |
67 | return false; |
68 | } |
69 | } |
70 | return true; |
71 | } |
72 | |
73 | QString FunctionModule::id() const |
74 | { |
75 | return descriptionFileName(); |
76 | } |
77 | |
78 | void FunctionModule::add(Function* function) |
79 | { |
80 | if (!function) { |
81 | return; |
82 | } |
83 | d->functions.append(QSharedPointer<Function>(function)); |
84 | } |
85 | |
86 | #include "FunctionModule.moc" |
87 | |