1 /*
2     SPDX-FileCopyrightText: 2013 Andreas Cord-Landwehr <cordlandwehr@kde.org>
3 
4     SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
5 */
6 
7 #include "phonememodel.h"
8 #include "core/language.h"
9 #include "core/phoneme.h"
10 
11 #include <QSignalMapper>
12 
13 #include "artikulate_debug.h"
14 #include <KLocalizedString>
15 
PhonemeModel(QObject * parent)16 PhonemeModel::PhonemeModel(QObject *parent)
17     : QAbstractListModel(parent)
18     , m_language(nullptr)
19     , m_signalMapper(new QSignalMapper(this))
20 {
21     connect(m_signalMapper, SIGNAL(mapped(int)), SLOT(emitPhonemeChanged(int)));
22 }
23 
roleNames() const24 QHash<int, QByteArray> PhonemeModel::roleNames() const
25 {
26     QHash<int, QByteArray> roles;
27     roles[TitleRole] = "title";
28     roles[IdRole] = "id";
29     roles[DataRole] = "dataRole";
30 
31     return roles;
32 }
33 
language() const34 Language *PhonemeModel::language() const
35 {
36     return m_language;
37 }
38 
setLanguage(Language * language)39 void PhonemeModel::setLanguage(Language *language)
40 {
41     beginResetModel();
42     m_language = language;
43     emit languageChanged();
44     endResetModel();
45 }
46 
data(const QModelIndex & index,int role) const47 QVariant PhonemeModel::data(const QModelIndex &index, int role) const
48 {
49     if (!index.isValid()) {
50         return QVariant();
51     }
52 
53     if (index.row() >= m_language->phonemes().count()) {
54         return QVariant();
55     }
56 
57     auto phoneme = m_language->phonemes().at(index.row());
58 
59     switch (role) {
60         case Qt::DisplayRole:
61             return !phoneme->title().isEmpty() ? QVariant(phoneme->title()) : QVariant(i18nc("@item:inlistbox:", "unknown"));
62         case Qt::ToolTipRole:
63             return QVariant(phoneme->title());
64         case TitleRole:
65             return phoneme->title();
66         case IdRole:
67             return phoneme->id();
68         case DataRole:
69             return QVariant::fromValue<QObject *>(phoneme.get());
70         default:
71             return QVariant();
72     }
73 }
74 
rowCount(const QModelIndex & parent) const75 int PhonemeModel::rowCount(const QModelIndex &parent) const
76 {
77     if (!m_language) {
78         return 0;
79     }
80 
81     if (parent.isValid()) {
82         return 0;
83     }
84     return m_language->phonemes().count();
85 }
86 
onPhonemeAboutToBeAdded(Phoneme * phoneme,int index)87 void PhonemeModel::onPhonemeAboutToBeAdded(Phoneme *phoneme, int index)
88 {
89     connect(phoneme, SIGNAL(titleChanged()), m_signalMapper, SLOT(map()));
90     beginInsertRows(QModelIndex(), index, index);
91 }
92 
onPhonemeAdded()93 void PhonemeModel::onPhonemeAdded()
94 {
95     updateMappings();
96     endInsertRows();
97 }
98 
onPhonemesAboutToBeRemoved(int first,int last)99 void PhonemeModel::onPhonemesAboutToBeRemoved(int first, int last)
100 {
101     beginRemoveRows(QModelIndex(), first, last);
102 }
103 
onPhonemesRemoved()104 void PhonemeModel::onPhonemesRemoved()
105 {
106     endRemoveRows();
107 }
108 
emitPhonemeChanged(int row)109 void PhonemeModel::emitPhonemeChanged(int row)
110 {
111     emit phonemeChanged(row);
112     emit dataChanged(index(row, 0), index(row, 0));
113 }
114 
headerData(int section,Qt::Orientation orientation,int role) const115 QVariant PhonemeModel::headerData(int section, Qt::Orientation orientation, int role) const
116 {
117     if (role != Qt::DisplayRole) {
118         return QVariant();
119     }
120     if (orientation == Qt::Vertical) {
121         return QVariant(section + 1);
122     }
123     return QVariant(i18nc("@title:column", "Phoneme"));
124 }
125 
updateMappings()126 void PhonemeModel::updateMappings()
127 {
128     if (!m_language) {
129         qCDebug(ARTIKULATE_LOG) << "Aborting to update mappings, language not set.";
130         return;
131     }
132     int phonemes = m_language->phonemes().count();
133     for (int i = 0; i < phonemes; i++) {
134         m_signalMapper->setMapping(m_language->phonemes().at(i).get(), i);
135     }
136 }
137