1/* Copyright (c) 2013-2015 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#include "ConfigController.h"
  7
  8#include "CoreController.h"
  9
 10#include <QAction>
 11#include <QDir>
 12#include <QMenu>
 13
 14#include <mgba/feature/commandline.h>
 15
 16using namespace QGBA;
 17
 18ConfigOption::ConfigOption(QObject* parent)
 19	: QObject(parent)
 20{
 21}
 22
 23void ConfigOption::connect(std::function<void(const QVariant&)> slot, QObject* parent) {
 24	m_slots[parent] = slot;
 25	QObject::connect(parent, &QAction::destroyed, [this, slot, parent]() {
 26		m_slots.remove(parent);
 27	});
 28}
 29
 30QAction* ConfigOption::addValue(const QString& text, const QVariant& value, QMenu* parent) {
 31	QAction* action = new QAction(text, parent);
 32	action->setCheckable(true);
 33	QObject::connect(action, &QAction::triggered, [this, value]() {
 34		emit valueChanged(value);
 35	});
 36	QObject::connect(parent, &QAction::destroyed, [this, action, value]() {
 37		m_actions.removeAll(qMakePair(action, value));
 38	});
 39	parent->addAction(action);
 40	m_actions.append(qMakePair(action, value));
 41	return action;
 42}
 43
 44QAction* ConfigOption::addValue(const QString& text, const char* value, QMenu* parent) {
 45	return addValue(text, QString(value), parent);
 46}
 47
 48QAction* ConfigOption::addBoolean(const QString& text, QMenu* parent) {
 49	QAction* action = new QAction(text, parent);
 50	action->setCheckable(true);
 51	QObject::connect(action, &QAction::triggered, [this, action]() {
 52		emit valueChanged(action->isChecked());
 53	});
 54	QObject::connect(parent, &QAction::destroyed, [this, action]() {
 55		m_actions.removeAll(qMakePair(action, 1));
 56	});
 57	parent->addAction(action);
 58	m_actions.append(qMakePair(action, 1));
 59	return action;
 60}
 61
 62void ConfigOption::setValue(bool value) {
 63	setValue(QVariant(value));
 64}
 65
 66void ConfigOption::setValue(int value) {
 67	setValue(QVariant(value));
 68}
 69
 70void ConfigOption::setValue(unsigned value) {
 71	setValue(QVariant(value));
 72}
 73
 74void ConfigOption::setValue(const char* value) {
 75	setValue(QVariant(QString(value)));
 76}
 77
 78void ConfigOption::setValue(const QVariant& value) {
 79	for (QPair<QAction*, QVariant>& action : m_actions) {
 80		bool signalsEnabled = action.first->blockSignals(true);
 81		action.first->setChecked(value == action.second);
 82		action.first->blockSignals(signalsEnabled);
 83	}
 84	for (std::function<void(const QVariant&)>& slot : m_slots.values()) {
 85		slot(value);
 86	}
 87}
 88
 89QString ConfigController::s_configDir;
 90
 91ConfigController::ConfigController(QObject* parent)
 92	: QObject(parent)
 93{
 94	QString fileName = configDir();
 95	fileName.append(QDir::separator());
 96	fileName.append("qt.ini");
 97	m_settings = new QSettings(fileName, QSettings::IniFormat, this);
 98
 99	mCoreConfigInit(&m_config, PORT);
100
101	m_opts.audioSync = CoreController::AUDIO_SYNC;
102	m_opts.videoSync = CoreController::VIDEO_SYNC;
103	m_opts.fpsTarget = 60;
104	m_opts.audioBuffers = 1536;
105	m_opts.sampleRate = 44100;
106	m_opts.volume = 0x100;
107	m_opts.logLevel = mLOG_WARN | mLOG_ERROR | mLOG_FATAL;
108	m_opts.rewindEnable = false;
109	m_opts.rewindBufferCapacity = 300;
110	m_opts.rewindSave = true;
111	m_opts.useBios = true;
112	m_opts.suspendScreensaver = true;
113	m_opts.lockAspectRatio = true;
114	mCoreConfigLoad(&m_config);
115	mCoreConfigLoadDefaults(&m_config, &m_opts);
116	mCoreConfigMap(&m_config, &m_opts);
117}
118
119ConfigController::~ConfigController() {
120	mCoreConfigDeinit(&m_config);
121	mCoreConfigFreeOpts(&m_opts);
122}
123
124bool ConfigController::parseArguments(mArguments* args, int argc, char* argv[], mSubParser* subparser) {
125	if (::parseArguments(args, argc, argv, subparser)) {
126		mCoreConfigFreeOpts(&m_opts);
127		applyArguments(args, subparser, &m_config);
128		mCoreConfigMap(&m_config, &m_opts);
129		return true;
130	}
131	return false;
132}
133
134ConfigOption* ConfigController::addOption(const char* key) {
135	QString optionName(key);
136
137	if (m_optionSet.contains(optionName)) {
138		return m_optionSet[optionName];
139	}
140	ConfigOption* newOption = new ConfigOption(this);
141	m_optionSet[optionName] = newOption;
142	connect(newOption, &ConfigOption::valueChanged, [this, key](const QVariant& value) {
143		setOption(key, value);
144	});
145	return newOption;
146}
147
148void ConfigController::updateOption(const char* key) {
149	if (!key) {
150		return;
151	}
152
153	QString optionName(key);
154
155	if (!m_optionSet.contains(optionName)) {
156		return;
157	}
158	m_optionSet[optionName]->setValue(mCoreConfigGetValue(&m_config, key));
159}
160
161QString ConfigController::getOption(const char* key) const {
162	return QString(mCoreConfigGetValue(&m_config, key));
163}
164
165QString ConfigController::getOption(const QString& key) const {
166	return getOption(key.toUtf8().constData());
167}
168
169QVariant ConfigController::getQtOption(const QString& key, const QString& group) const {
170	if (!group.isNull()) {
171		m_settings->beginGroup(group);
172	}
173	QVariant value = m_settings->value(key);
174	if (!group.isNull()) {
175		m_settings->endGroup();
176	}
177	return value;
178}
179
180void ConfigController::saveOverride(const Override& override) {
181	override.save(overrides());
182	write();
183}
184
185void ConfigController::setOption(const char* key, bool value) {
186	mCoreConfigSetIntValue(&m_config, key, value);
187	QString optionName(key);
188	if (m_optionSet.contains(optionName)) {
189		m_optionSet[optionName]->setValue(value);
190	}
191}
192
193void ConfigController::setOption(const char* key, int value) {
194	mCoreConfigSetIntValue(&m_config, key, value);
195	QString optionName(key);
196	if (m_optionSet.contains(optionName)) {
197		m_optionSet[optionName]->setValue(value);
198	}
199}
200
201void ConfigController::setOption(const char* key, unsigned value) {
202	mCoreConfigSetUIntValue(&m_config, key, value);
203	QString optionName(key);
204	if (m_optionSet.contains(optionName)) {
205		m_optionSet[optionName]->setValue(value);
206	}
207}
208
209void ConfigController::setOption(const char* key, const char* value) {
210	mCoreConfigSetValue(&m_config, key, value);
211	QString optionName(key);
212	if (m_optionSet.contains(optionName)) {
213		m_optionSet[optionName]->setValue(value);
214	}
215}
216
217void ConfigController::setOption(const char* key, const QVariant& value) {
218	if (value.type() == QVariant::Bool) {
219		setOption(key, value.toBool());
220		return;
221	}
222	QString stringValue(value.toString());
223	setOption(key, stringValue.toUtf8().constData());
224}
225
226void ConfigController::setQtOption(const QString& key, const QVariant& value, const QString& group) {
227	if (!group.isNull()) {
228		m_settings->beginGroup(group);
229	}
230	m_settings->setValue(key, value);
231	if (!group.isNull()) {
232		m_settings->endGroup();
233	}
234}
235
236QList<QString> ConfigController::getMRU() const {
237	QList<QString> mru;
238	m_settings->beginGroup("mru");
239	for (int i = 0; i < MRU_LIST_SIZE; ++i) {
240		QString item = m_settings->value(QString::number(i)).toString();
241		if (item.isNull()) {
242			continue;
243		}
244		mru.append(item);
245	}
246	m_settings->endGroup();
247	return mru;
248}
249
250void ConfigController::setMRU(const QList<QString>& mru) {
251	int i = 0;
252	m_settings->beginGroup("mru");
253	for (const QString& item : mru) {
254		m_settings->setValue(QString::number(i), item);
255		++i;
256		if (i >= MRU_LIST_SIZE) {
257			break;
258		}
259	}
260	m_settings->endGroup();
261}
262
263void ConfigController::write() {
264	mCoreConfigSave(&m_config);
265	m_settings->sync();
266
267	mCoreConfigFreeOpts(&m_opts);
268	mCoreConfigMap(&m_config, &m_opts);
269}
270
271void ConfigController::makePortable() {
272	mCoreConfigMakePortable(&m_config);
273
274	QString fileName(configDir());
275	fileName.append(QDir::separator());
276	fileName.append("qt.ini");
277	QSettings* settings2 = new QSettings(fileName, QSettings::IniFormat, this);
278	for (const auto& key : m_settings->allKeys()) {
279		settings2->setValue(key, m_settings->value(key));
280	}
281	delete m_settings;
282	m_settings = settings2;
283}
284
285const QString& ConfigController::configDir() {
286	if (s_configDir.isNull()) {
287		char path[PATH_MAX];
288		mCoreConfigDirectory(path, sizeof(path));
289		s_configDir = QString::fromUtf8(path);
290	}
291	return s_configDir;
292}