1/***************************************************************************
2 * Copyright (C) 2005-2014 by the Quassel Project *
3 * devel@quassel-irc.org *
4 * *
5 * This program 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 2 of the License, or *
8 * (at your option) version 3. *
9 * *
10 * This program 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. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
20
21#include <QStringList>
22
23#include "settings.h"
24
25const int VERSION = 1;
26
27QHash<QString, QVariant> Settings::settingsCache;
28QHash<QString, SettingsChangeNotifier *> Settings::settingsChangeNotifier;
29
30#ifdef Q_OS_MAC
31# define create_qsettings QSettings s(QCoreApplication::organizationDomain(), appName)
32#else
33# define create_qsettings QSettings s(fileName(), format())
34#endif
35
36// Settings::Settings(QString group_, QString appName_)
37// : group(group_),
38// appName(appName_)
39// {
40
41// /* we need to call the constructor immediately in order to set the path...
42// #ifndef Q_WS_QWS
43// QSettings(QCoreApplication::organizationName(), applicationName);
44// #else
45// // FIXME sandboxDir() is not currently working correctly...
46// //if(Qtopia::sandboxDir().isEmpty()) QSettings();
47// //else QSettings(Qtopia::sandboxDir() + "/etc/QuasselIRC.conf", QSettings::NativeFormat);
48// // ...so we have to use a workaround:
49// QString appPath = QCoreApplication::applicationFilePath();
50// if(appPath.startsWith(Qtopia::packagePath())) {
51// QString sandboxPath = appPath.left(Qtopia::packagePath().length() + 32);
52// QSettings(sandboxPath + "/etc/QuasselIRC.conf", QSettings::IniFormat);
53// qDebug() << sandboxPath + "/etc/QuasselIRC.conf";
54// } else {
55// QSettings(QCoreApplication::organizationName(), applicationName);
56// }
57// #endif
58// */
59// }
60
61void Settings::notify(const QString &key, QObject *receiver, const char *slot)
62{
63 QObject::connect(notifier(normalizedKey(group, key)), SIGNAL(valueChanged(const QVariant &)),
64 receiver, slot);
65}
66
67
68void Settings::initAndNotify(const QString &key, QObject *receiver, const char *slot, const QVariant &defaultValue)
69{
70 notify(key, receiver, slot);
71 emit notifier(normalizedKey(group, key))->valueChanged(localValue(key, defaultValue));
72}
73
74
75uint Settings::version()
76{
77 // we don't cache this value, and we ignore the group
78 create_qsettings;
79 uint ver = s.value("Config/Version", 0).toUInt();
80 if (!ver) {
81 // No version, so create one
82 s.setValue("Config/Version", VERSION);
83 return VERSION;
84 }
85 return ver;
86}
87
88
89QStringList Settings::allLocalKeys()
90{
91 create_qsettings;
92 s.beginGroup(group);
93 QStringList res = s.allKeys();
94 s.endGroup();
95 return res;
96}
97
98
99QStringList Settings::localChildKeys(const QString &rootkey)
100{
101 QString g;
102 if (rootkey.isEmpty())
103 g = group;
104 else
105 g = QString("%1/%2").arg(group, rootkey);
106
107 create_qsettings;
108 s.beginGroup(g);
109 QStringList res = s.childKeys();
110 s.endGroup();
111 return res;
112}
113
114
115QStringList Settings::localChildGroups(const QString &rootkey)
116{
117 QString g;
118 if (rootkey.isEmpty())
119 g = group;
120 else
121 g = QString("%1/%2").arg(group, rootkey);
122
123 create_qsettings;
124 s.beginGroup(g);
125 QStringList res = s.childGroups();
126 s.endGroup();
127 return res;
128}
129
130
131void Settings::setLocalValue(const QString &key, const QVariant &data)
132{
133 QString normKey = normalizedKey(group, key);
134 create_qsettings;
135 s.setValue(normKey, data);
136 setCacheValue(normKey, data);
137 if (hasNotifier(normKey)) {
138 emit notifier(normKey)->valueChanged(data);
139 }
140}
141
142
143const QVariant &Settings::localValue(const QString &key, const QVariant &def)
144{
145 QString normKey = normalizedKey(group, key);
146 if (!isCached(normKey)) {
147 create_qsettings;
148 setCacheValue(normKey, s.value(normKey, def));
149 }
150 return cacheValue(normKey);
151}
152
153
154void Settings::removeLocalKey(const QString &key)
155{
156 create_qsettings;
157 s.beginGroup(group);
158 s.remove(key);
159 s.endGroup();
160 QString normKey = normalizedKey(group, key);
161 if (isCached(normKey))
162 settingsCache.remove(normKey);
163}
164