Unity 8
UsersModel.cpp
1 /*
2  * Copyright (C) 2013-2016 Canonical, Ltd.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU 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 General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  *
16  * Author: Michael Terry <michael.terry@canonical.com>
17  */
18 
19 
20 /* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
21  * CHANGES MADE HERE MUST BE REFLECTED ON THE MOCK LIB
22  * COUNTERPART IN tests/mocks/Lightdm/liblightdm
23  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! */
24 
25 // LightDM currently is Qt4 compatible, and so doesn't define setRoleNames.
26 // To use the same method of setting role name that it does, we
27 // set our compatibility to Qt4 here too.
28 #define QT_DISABLE_DEPRECATED_BEFORE QT_VERSION_CHECK(4, 0, 0)
29 
30 #include "UsersModel.h"
31 #include "UsersModelPrivate.h"
32 #include <QtCore/QDir>
33 #include <QtCore/QString>
34 #include <QtGui/QIcon>
35 
36 namespace QLightDM
37 {
38 
39 UsersModel::UsersModel(QObject *parent) :
40  QAbstractListModel(parent),
41  d_ptr(new UsersModelPrivate(this))
42 {
43  // Extend roleNames (we want to keep the "display" role)
44  QHash<int, QByteArray> roles = roleNames();
45  roles[NameRole] = "name";
46  roles[RealNameRole] = "realName";
47  roles[LoggedInRole] = "loggedIn";
48  roles[BackgroundRole] = "background";
49  roles[BackgroundPathRole] = "backgroundPath";
50  roles[SessionRole] = "session";
51  roles[HasMessagesRole] = "hasMessages";
52  roles[ImagePathRole] = "imagePath";
53  roles[UidRole] = "uid";
54  setRoleNames(roles);
55 
56  connect(d_ptr, &UsersModelPrivate::dataChanged, this, [this](int i) {
57  QModelIndex index = createIndex(i, 0);
58  Q_EMIT dataChanged(index, index);
59  });
60 }
61 
62 int UsersModel::rowCount(const QModelIndex &parent) const
63 {
64  Q_D(const UsersModel);
65 
66  if (parent.isValid()) {
67  return 0;
68  } else { // parent is root
69  return d->entries.size();
70  }
71 }
72 
73 QVariant UsersModel::data(const QModelIndex &index, int role) const
74 {
75  Q_D(const UsersModel);
76 
77  if (!index.isValid()) {
78  return QVariant();
79  }
80 
81  int row = index.row();
82  switch (role) {
83  case Qt::DisplayRole:
84  return d->entries[row].real_name;
85  case Qt::DecorationRole:
86  return QIcon();
87  case UsersModel::NameRole:
88  return d->entries[row].username;
89  case UsersModel::RealNameRole:
90  return d->entries[row].real_name;
91  case UsersModel::SessionRole:
92  return d->entries[row].session;
93  case UsersModel::LoggedInRole:
94  return d->entries[row].is_active;
95  case UsersModel::BackgroundRole:
96  return QPixmap(d->entries[row].background);
97  case UsersModel::BackgroundPathRole:
98  return d->entries[row].background;
99  case UsersModel::HasMessagesRole:
100  return d->entries[row].has_messages;
101  case UsersModel::ImagePathRole:
102  return "";
103  case UsersModel::UidRole:
104  return d->entries[row].uid;
105  default:
106  return QVariant();
107  }
108 }
109 
110 }