1 /*******************************************************************************
3 This file is part of mDictionary.
5 mDictionary is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 mDictionary is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with mDictionary. If not, see <http://www.gnu.org/licenses/>.
18 Copyright 2010 Comarch S.A.
20 *******************************************************************************/
22 \file DictsProxyModel.h
23 \author Mateusz Półrola <mateusz.polrola@gmail.com>
26 #ifndef DICTSPROXYMODEL_H
27 #define DICTSPROXYMODEL_H
29 #include <QSortFilterProxyModel>
34 Proxy model used for filtering and sorting informations about xdxf dictionaries.
35 It allow to filter dictionaries based on their langages
37 class DictsProxyModel : public QSortFilterProxyModel
41 DictsProxyModel(QObject *parent = 0): QSortFilterProxyModel(parent){
46 Returns currently setted language used to filter dictionaries
47 based on dictionarie's language from
49 QString from() { return _from;}
52 Returns currently setted language used to filter dictionaries
53 based on dictionarie's language to
55 QString to() {return _to;}
59 Sets currently setted language used to filter dictionaries based
60 on dictionarie's language from
62 void setFrom(QString from) { _from = from; invalidateFilter(); }
65 Sets currently setted language used to filter dictionaries
66 based on dictionarie's language to
68 void setTo(QString to) {_to = to; invalidateFilter();}
71 //! Filtering passed row
72 bool filterAcceptsRow(int source_row, const QModelIndex&) const {
73 QString sourceFrom = sourceModel()->data(
74 sourceModel()->index(source_row, 0)).toString();
75 QString sourceTo = sourceModel()->data(
76 sourceModel()->index(source_row, 1)).toString();
78 return ((_from.isEmpty() || sourceFrom == _from) &&
79 (_to.isEmpty() || sourceTo == _to));
83 Sorting, if sort column is set to column containing size of dictionary,
84 string containing size of it is converted to fload and compared to
87 bool lessThan(const QModelIndex &left, const QModelIndex &right) const {
88 if(sortColumn() == 3) {
89 QString l = left.model()->data(left).toString();
92 QString r = right.model()->data(right).toString();
95 float lNumber = l.toFloat();
96 float rNumber = r.toFloat();
98 return (lNumber < rNumber);
101 QSortFilterProxyModel::lessThan(left, right);
110 #endif // DICTSPROXYMODEL_H