1/* Copyright (c) 2013-2014 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 "GBAApp.h"
  7
  8#include "AudioProcessor.h"
  9#include "Display.h"
 10#include "GameController.h"
 11#include "Window.h"
 12#include "VFileDevice.h"
 13
 14#include <QFileInfo>
 15#include <QFileOpenEvent>
 16#include <QIcon>
 17
 18extern "C" {
 19#include "gba/supervisor/thread.h"
 20#include "platform/commandline.h"
 21#include "util/nointro.h"
 22#include "util/socket.h"
 23}
 24
 25using namespace QGBA;
 26
 27static GBAApp* g_app = nullptr;
 28
 29GBAApp::GBAApp(int& argc, char* argv[])
 30	: QApplication(argc, argv)
 31	, m_windows{}
 32	, m_db(nullptr)
 33{
 34	g_app = this;
 35
 36#ifdef BUILD_SDL
 37	SDL_Init(SDL_INIT_NOPARACHUTE);
 38#endif
 39
 40#ifndef Q_OS_MAC
 41	setWindowIcon(QIcon(":/res/mgba-1024.png"));
 42#endif
 43
 44	SocketSubsystemInit();
 45	qRegisterMetaType<const uint32_t*>("const uint32_t*");
 46	qRegisterMetaType<GBAThread*>("GBAThread*");
 47
 48	QApplication::setApplicationName(projectName);
 49	QApplication::setApplicationVersion(projectVersion);
 50
 51	if (!m_configController.getQtOption("displayDriver").isNull()) {
 52		Display::setDriver(static_cast<Display::Driver>(m_configController.getQtOption("displayDriver").toInt()));
 53	}
 54
 55	GBAArguments args;
 56	GraphicsOpts graphicsOpts;
 57	SubParser subparser;
 58	initParserForGraphics(&subparser, &graphicsOpts);
 59	bool loaded = m_configController.parseArguments(&args, argc, argv, &subparser);
 60	if (loaded && args.showHelp) {
 61		usage(argv[0], subparser.usage);
 62		::exit(0);
 63		return;
 64	}
 65
 66	char path[PATH_MAX];
 67	GBAConfigDirectory(path, sizeof(path));
 68	VFile* vf = VFileDevice::open(QString::fromUtf8(path) + "/nointro.dat", O_RDONLY);
 69	if (vf) {
 70		m_db = NoIntroDBLoad(vf);
 71		vf->close(vf);
 72	}
 73
 74	if (!m_configController.getQtOption("audioDriver").isNull()) {
 75		AudioProcessor::setDriver(static_cast<AudioProcessor::Driver>(m_configController.getQtOption("audioDriver").toInt()));
 76	}
 77	Window* w = new Window(&m_configController);
 78	connect(w, &Window::destroyed, [this]() {
 79		m_windows[0] = nullptr;
 80	});
 81	m_windows[0] = w;
 82
 83	if (loaded) {
 84		w->argumentsPassed(&args);
 85	} else {
 86		w->loadConfig();
 87	}
 88	freeArguments(&args);
 89
 90	if (graphicsOpts.multiplier) {
 91		w->resizeFrame(VIDEO_HORIZONTAL_PIXELS * graphicsOpts.multiplier, VIDEO_VERTICAL_PIXELS * graphicsOpts.multiplier);
 92	}
 93	if (graphicsOpts.fullscreen) {
 94		w->enterFullScreen();
 95	}
 96
 97	w->show();
 98
 99	w->controller()->setMultiplayerController(&m_multiplayer);
100	w->multiplayerChanged();
101}
102
103bool GBAApp::event(QEvent* event) {
104	if (event->type() == QEvent::FileOpen) {
105		m_windows[0]->controller()->loadGame(static_cast<QFileOpenEvent*>(event)->file());
106		return true;
107	}
108	return QApplication::event(event);
109}
110
111Window* GBAApp::newWindow() {
112	if (m_multiplayer.attached() >= MAX_GBAS) {
113		return nullptr;
114	}
115	Window* w = new Window(&m_configController, m_multiplayer.attached());
116	int windowId = m_multiplayer.attached();
117	connect(w, &Window::destroyed, [this, windowId]() {
118		m_windows[windowId] = nullptr;
119	});
120	m_windows[windowId] = w;
121	w->setAttribute(Qt::WA_DeleteOnClose);
122	w->loadConfig();
123	w->show();
124	w->controller()->setMultiplayerController(&m_multiplayer);
125	w->multiplayerChanged();
126	return w;
127}
128
129GBAApp* GBAApp::app() {
130	return g_app;
131}
132
133void GBAApp::interruptAll() {
134	for (int i = 0; i < MAX_GBAS; ++i) {
135		if (!m_windows[i] || !m_windows[i]->controller()->isLoaded()) {
136			continue;
137		}
138		m_windows[i]->controller()->threadInterrupt();
139	}
140}
141
142void GBAApp::continueAll() {
143	for (int i = 0; i < MAX_GBAS; ++i) {
144		if (!m_windows[i] || !m_windows[i]->controller()->isLoaded()) {
145			continue;
146		}
147		m_windows[i]->controller()->threadContinue();
148	}
149}
150
151QString GBAApp::getOpenFileName(QWidget* owner, const QString& title, const QString& filter) {
152	interruptAll();
153	QString filename = QFileDialog::getOpenFileName(owner, title, m_configController.getQtOption("lastDirectory").toString(), filter);
154	continueAll();
155	if (!filename.isEmpty()) {
156		m_configController.setQtOption("lastDirectory", QFileInfo(filename).dir().path());
157	}
158	return filename;
159}
160
161QString GBAApp::getSaveFileName(QWidget* owner, const QString& title, const QString& filter) {
162	interruptAll();
163	QString filename = QFileDialog::getSaveFileName(owner, title, m_configController.getQtOption("lastDirectory").toString(), filter);
164	continueAll();
165	if (!filename.isEmpty()) {
166		m_configController.setQtOption("lastDirectory", QFileInfo(filename).dir().path());
167	}
168	return filename;
169}
170
171QFileDialog* GBAApp::getOpenFileDialog(QWidget* owner, const QString& title, const QString& filter) {
172	FileDialog* dialog = new FileDialog(this, owner, title, filter);
173	dialog->setAcceptMode(QFileDialog::AcceptOpen);
174	return dialog;
175}
176
177QFileDialog* GBAApp::getSaveFileDialog(QWidget* owner, const QString& title, const QString& filter) {
178	FileDialog* dialog = new FileDialog(this, owner, title, filter);
179	dialog->setAcceptMode(QFileDialog::AcceptSave);
180	return dialog;
181}
182
183GBAApp::FileDialog::FileDialog(GBAApp* app, QWidget* parent, const QString& caption, const QString& filter)
184	: QFileDialog(parent, caption, app->m_configController.getQtOption("lastDirectory").toString(), filter)
185	, m_app(app)
186{
187}
188
189int GBAApp::FileDialog::exec() {
190	m_app->interruptAll();
191	bool didAccept = QFileDialog::exec() == QDialog::Accepted;
192	QStringList filenames = selectedFiles();
193	if (!filenames.isEmpty()) {
194		m_app->m_configController.setQtOption("lastDirectory", QFileInfo(filenames[0]).dir().path());
195	}
196	m_app->continueAll();
197	return didAccept;
198}