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