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 "GameController.h"
  9
 10#include <QAction>
 11#include <QDir>
 12#include <QMenu>
 13
 14#include "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	QPair<QAction*, QVariant> action;
 80	foreach (action, m_actions) {
 81		bool signalsEnabled = action.first->blockSignals(true);
 82		action.first->setChecked(value == action.second);
 83		action.first->blockSignals(signalsEnabled);
 84	}
 85	std::function<void(const QVariant&)> slot;
 86	foreach(slot, m_slots.values()) {
 87		slot(value);
 88	}
 89}
 90
 91QString ConfigController::s_configDir;
 92
 93ConfigController::ConfigController(QObject* parent)
 94	: QObject(parent)
 95	, m_opts()
 96{
 97	QString fileName = configDir();
 98	fileName.append(QDir::separator());
 99	fileName.append("qt.ini");
100	m_settings = new QSettings(fileName, QSettings::IniFormat, this);
101
102	mCoreConfigInit(&m_config, PORT);
103
104	m_opts.audioSync = GameController::AUDIO_SYNC;
105	m_opts.videoSync = GameController::VIDEO_SYNC;
106	m_opts.fpsTarget = 60;
107	m_opts.audioBuffers = 1536;
108	m_opts.sampleRate = 44100;
109	m_opts.volume = 0x100;
110	m_opts.logLevel = mLOG_WARN | mLOG_ERROR | mLOG_FATAL;
111	m_opts.rewindEnable = false;
112	m_opts.rewindBufferCapacity = 300;
113	m_opts.useBios = true;
114	m_opts.suspendScreensaver = true;
115	m_opts.lockAspectRatio = true;
116	mCoreConfigLoad(&m_config);
117	mCoreConfigLoadDefaults(&m_config, &m_opts);
118	mCoreConfigMap(&m_config, &m_opts);
119}
120
121ConfigController::~ConfigController() {
122	mCoreConfigDeinit(&m_config);
123	mCoreConfigFreeOpts(&m_opts);
124}
125
126bool ConfigController::parseArguments(mArguments* args, int argc, char* argv[], mSubParser* subparser) {
127	if (::parseArguments(args, argc, argv, subparser)) {
128		mCoreConfigFreeOpts(&m_opts);
129		applyArguments(args, subparser, &m_config);
130		mCoreConfigMap(&m_config, &m_opts);
131		return true;
132	}
133	return false;
134}
135
136ConfigOption* ConfigController::addOption(const char* key) {
137	QString optionName(key);
138
139	if (m_optionSet.contains(optionName)) {
140		return m_optionSet[optionName];
141	}
142	ConfigOption* newOption = new ConfigOption(this);
143	m_optionSet[optionName] = newOption;
144	connect(newOption, &ConfigOption::valueChanged, [this, key](const QVariant& value) {
145		setOption(key, value);
146	});
147	return newOption;
148}
149
150void ConfigController::updateOption(const char* key) {
151	if (!key) {
152		return;
153	}
154
155	QString optionName(key);
156
157	if (!m_optionSet.contains(optionName)) {
158		return;
159	}
160	m_optionSet[optionName]->setValue(mCoreConfigGetValue(&m_config, key));
161}
162
163QString ConfigController::getOption(const char* key) const {
164	return QString(mCoreConfigGetValue(&m_config, key));
165}
166
167QVariant ConfigController::getQtOption(const QString& key, const QString& group) const {
168	if (!group.isNull()) {
169		m_settings->beginGroup(group);
170	}
171	QVariant value = m_settings->value(key);
172	if (!group.isNull()) {
173		m_settings->endGroup();
174	}
175	return value;
176}
177
178void ConfigController::saveOverride(const Override& override) {
179	override.save(overrides());
180	write();
181}
182
183void ConfigController::setOption(const char* key, bool value) {
184	mCoreConfigSetIntValue(&m_config, key, value);
185	QString optionName(key);
186	if (m_optionSet.contains(optionName)) {
187		m_optionSet[optionName]->setValue(value);
188	}
189}
190
191void ConfigController::setOption(const char* key, int value) {
192	mCoreConfigSetIntValue(&m_config, key, value);
193	QString optionName(key);
194	if (m_optionSet.contains(optionName)) {
195		m_optionSet[optionName]->setValue(value);
196	}
197}
198
199void ConfigController::setOption(const char* key, unsigned value) {
200	mCoreConfigSetUIntValue(&m_config, key, value);
201	QString optionName(key);
202	if (m_optionSet.contains(optionName)) {
203		m_optionSet[optionName]->setValue(value);
204	}
205}
206
207void ConfigController::setOption(const char* key, const char* value) {
208	mCoreConfigSetValue(&m_config, key, value);
209	QString optionName(key);
210	if (m_optionSet.contains(optionName)) {
211		m_optionSet[optionName]->setValue(value);
212	}
213}
214
215void ConfigController::setOption(const char* key, const QVariant& value) {
216	if (value.type() == QVariant::Bool) {
217		setOption(key, value.toBool());
218		return;
219	}
220	QString stringValue(value.toString());
221	setOption(key, stringValue.toUtf8().constData());
222}
223
224void ConfigController::setQtOption(const QString& key, const QVariant& value, const QString& group) {
225	if (!group.isNull()) {
226		m_settings->beginGroup(group);
227	}
228	m_settings->setValue(key, value);
229	if (!group.isNull()) {
230		m_settings->endGroup();
231	}
232}
233
234QList<QString> ConfigController::getMRU() const {
235	QList<QString> mru;
236	m_settings->beginGroup("mru");
237	for (int i = 0; i < MRU_LIST_SIZE; ++i) {
238		QString item = m_settings->value(QString::number(i)).toString();
239		if (item.isNull()) {
240			continue;
241		}
242		mru.append(item);
243	}
244	m_settings->endGroup();
245	return mru;
246}
247
248void ConfigController::setMRU(const QList<QString>& mru) {
249	int i = 0;
250	m_settings->beginGroup("mru");
251	for (const QString& item : mru) {
252		m_settings->setValue(QString::number(i), item);
253		++i;
254		if (i >= MRU_LIST_SIZE) {
255			break;
256		}
257	}
258	m_settings->endGroup();
259}
260
261void ConfigController::write() {
262	mCoreConfigSave(&m_config);
263	m_settings->sync();
264
265	mCoreConfigFreeOpts(&m_opts);
266	mCoreConfigMap(&m_config, &m_opts);
267}
268
269void ConfigController::makePortable() {
270	mCoreConfigMakePortable(&m_config);
271
272	QString fileName(configDir());
273	fileName.append(QDir::separator());
274	fileName.append("qt.ini");
275	QSettings* settings2 = new QSettings(fileName, QSettings::IniFormat, this);
276	for (const auto& key : m_settings->allKeys()) {
277		settings2->setValue(key, m_settings->value(key));
278	}
279	delete m_settings;
280	m_settings = settings2;
281}
282
283const QString& ConfigController::configDir() {
284	if (s_configDir.isNull()) {
285		char path[PATH_MAX];
286		mCoreConfigDirectory(path, sizeof(path));
287		s_configDir = QString::fromUtf8(path);
288	}
289	return s_configDir;
290}