all repos — mgba @ 2bfd721ea7a56026ae603ede60f852cd9aab0a24

mGBA Game Boy Advance Emulator

src/platform/qt/Window.cpp (view raw)

   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 "Window.h"
   7
   8#include <QDesktopWidget>
   9#include <QKeyEvent>
  10#include <QKeySequence>
  11#include <QMenuBar>
  12#include <QMessageBox>
  13#include <QMimeData>
  14#include <QPainter>
  15#include <QStackedLayout>
  16
  17#include "AboutScreen.h"
  18#include "CheatsView.h"
  19#include "ConfigController.h"
  20#include "Display.h"
  21#include "GameController.h"
  22#include "GBAApp.h"
  23#include "GDBController.h"
  24#include "GDBWindow.h"
  25#include "GIFView.h"
  26#include "IOViewer.h"
  27#include "LoadSaveState.h"
  28#include "LogView.h"
  29#include "MultiplayerController.h"
  30#include "MemoryView.h"
  31#include "OverrideView.h"
  32#include "PaletteView.h"
  33#include "ROMInfo.h"
  34#include "SensorView.h"
  35#include "SettingsView.h"
  36#include "ShaderSelector.h"
  37#include "ShortcutController.h"
  38#include "VideoView.h"
  39
  40extern "C" {
  41#include "platform/commandline.h"
  42#include "util/nointro.h"
  43#include "util/vfs.h"
  44}
  45
  46using namespace QGBA;
  47
  48Window::Window(ConfigController* config, int playerId, QWidget* parent)
  49	: QMainWindow(parent)
  50	, m_log(0)
  51	, m_logView(new LogView(&m_log))
  52	, m_stateWindow(nullptr)
  53	, m_screenWidget(new WindowBackground())
  54	, m_logo(":/res/mgba-1024.png")
  55	, m_config(config)
  56	, m_inputController(playerId, this)
  57#ifdef USE_FFMPEG
  58	, m_videoView(nullptr)
  59#endif
  60#ifdef USE_MAGICK
  61	, m_gifView(nullptr)
  62#endif
  63#ifdef USE_GDB_STUB
  64	, m_gdbController(nullptr)
  65#endif
  66	, m_mruMenu(nullptr)
  67	, m_shortcutController(new ShortcutController(this))
  68	, m_playerId(playerId)
  69	, m_fullscreenOnStart(false)
  70	, m_autoresume(false)
  71{
  72	setFocusPolicy(Qt::StrongFocus);
  73	setAcceptDrops(true);
  74	setAttribute(Qt::WA_DeleteOnClose);
  75	m_controller = new GameController(this);
  76	m_controller->setInputController(&m_inputController);
  77	m_controller->setOverrides(m_config->overrides());
  78	updateTitle();
  79
  80	m_display = Display::create(this);
  81	m_shaderView = new ShaderSelector(m_display, m_config);
  82
  83	m_logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
  84	m_logo = m_logo; // Free memory left over in old pixmap
  85
  86	m_screenWidget->setMinimumSize(m_display->minimumSize());
  87	m_screenWidget->setSizePolicy(m_display->sizePolicy());
  88	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
  89	m_screenWidget->setPixmap(m_logo);
  90	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
  91	setCentralWidget(m_screenWidget);
  92
  93	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
  94	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), &m_inputController, SLOT(suspendScreensaver()));
  95	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
  96	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
  97	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), &m_inputController, SLOT(resumeScreensaver()));
  98	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
  99	connect(m_controller, SIGNAL(rewound(GBAThread*)), m_display, SLOT(forceDraw()));
 100	connect(m_controller, &GameController::gamePaused, [this]() {
 101		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS,
 102		                    VIDEO_VERTICAL_PIXELS, VIDEO_HORIZONTAL_PIXELS * BYTES_PER_PIXEL, QImage::Format_RGBX8888);
 103		QPixmap pixmap;
 104		pixmap.convertFromImage(currentImage);
 105		m_screenWidget->setPixmap(pixmap);
 106		m_screenWidget->setLockAspectRatio(3, 2);
 107	});
 108	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), m_display, SLOT(pauseDrawing()));
 109#ifndef Q_OS_MAC
 110	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), menuBar(), SLOT(show()));
 111	connect(m_controller, &GameController::gameUnpaused, [this]() {
 112		if(isFullScreen()) {
 113			menuBar()->hide();
 114		}
 115	});
 116#endif
 117	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), &m_inputController, SLOT(resumeScreensaver()));
 118	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), m_display, SLOT(unpauseDrawing()));
 119	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), &m_inputController, SLOT(suspendScreensaver()));
 120	connect(m_controller, SIGNAL(postLog(int, const QString&)), &m_log, SLOT(postLog(int, const QString&)));
 121	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(recordFrame()));
 122	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), m_display, SLOT(framePosted(const uint32_t*)));
 123	connect(m_controller, SIGNAL(gameCrashed(const QString&)), this, SLOT(gameCrashed(const QString&)));
 124	connect(m_controller, SIGNAL(gameFailed()), this, SLOT(gameFailed()));
 125	connect(m_controller, SIGNAL(unimplementedBiosCall(int)), this, SLOT(unimplementedBiosCall(int)));
 126	connect(m_controller, SIGNAL(statusPosted(const QString&)), m_display, SLOT(showMessage(const QString&)));
 127	connect(&m_log, SIGNAL(levelsSet(int)), m_controller, SLOT(setLogLevel(int)));
 128	connect(&m_log, SIGNAL(levelsEnabled(int)), m_controller, SLOT(enableLogLevel(int)));
 129	connect(&m_log, SIGNAL(levelsDisabled(int)), m_controller, SLOT(disableLogLevel(int)));
 130	connect(this, SIGNAL(startDrawing(GBAThread*)), m_display, SLOT(startDrawing(GBAThread*)), Qt::QueuedConnection);
 131	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 132	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 133	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 134	connect(this, SIGNAL(shutdown()), m_shaderView, SLOT(hide()));
 135	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 136	connect(this, SIGNAL(sampleRateChanged(unsigned)), m_controller, SLOT(setAudioSampleRate(unsigned)));
 137	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 138	connect(&m_fpsTimer, SIGNAL(timeout()), this, SLOT(showFPS()));
 139	connect(&m_focusCheck, SIGNAL(timeout()), this, SLOT(focusCheck()));
 140	connect(m_display, &Display::hideCursor, [this]() {
 141		if (static_cast<QStackedLayout*>(m_screenWidget->layout())->currentWidget() == m_display) {
 142			m_screenWidget->setCursor(Qt::BlankCursor);
 143		}
 144	});
 145	connect(m_display, &Display::showCursor, [this]() {
 146		m_screenWidget->unsetCursor();
 147	});
 148	connect(&m_inputController, SIGNAL(profileLoaded(const QString&)), m_shortcutController, SLOT(loadProfile(const QString&)));
 149
 150	m_log.setLevels(GBA_LOG_WARN | GBA_LOG_ERROR | GBA_LOG_FATAL | GBA_LOG_STATUS);
 151	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 152	m_focusCheck.setInterval(200);
 153
 154	m_shortcutController->setConfigController(m_config);
 155	setupMenu(menuBar());
 156}
 157
 158Window::~Window() {
 159	delete m_logView;
 160
 161#ifdef USE_FFMPEG
 162	delete m_videoView;
 163#endif
 164
 165#ifdef USE_MAGICK
 166	delete m_gifView;
 167#endif
 168}
 169
 170void Window::argumentsPassed(GBAArguments* args) {
 171	loadConfig();
 172
 173	if (args->patch) {
 174		m_controller->loadPatch(args->patch);
 175	}
 176
 177	if (args->fname) {
 178		m_controller->loadGame(args->fname);
 179	}
 180}
 181
 182void Window::resizeFrame(int width, int height) {
 183	QSize newSize(width, height);
 184	m_screenWidget->setSizeHint(newSize);
 185	newSize -= m_screenWidget->size();
 186	newSize += size();
 187	resize(newSize);
 188}
 189
 190void Window::setConfig(ConfigController* config) {
 191	m_config = config;
 192}
 193
 194void Window::loadConfig() {
 195	const GBAOptions* opts = m_config->options();
 196	reloadConfig();
 197
 198	// TODO: Move these to ConfigController
 199	if (opts->fpsTarget) {
 200		emit fpsTargetChanged(opts->fpsTarget);
 201	}
 202
 203	if (opts->audioBuffers) {
 204		emit audioBufferSamplesChanged(opts->audioBuffers);
 205	}
 206
 207	if (opts->sampleRate) {
 208		emit sampleRateChanged(opts->sampleRate);
 209	}
 210
 211	if (opts->width && opts->height) {
 212		resizeFrame(opts->width, opts->height);
 213	}
 214
 215	if (opts->fullscreen) {
 216		enterFullScreen();
 217	}
 218
 219	if (opts->shader) {
 220		struct VDir* shader = VDirOpen(opts->shader);
 221		if (shader) {
 222			m_display->setShaders(shader);
 223			m_shaderView->refreshShaders();
 224			shader->close(shader);
 225		}
 226	}
 227
 228	m_mruFiles = m_config->getMRU();
 229	updateMRU();
 230
 231	m_inputController.setConfiguration(m_config);
 232}
 233
 234void Window::reloadConfig() {
 235	const GBAOptions* opts = m_config->options();
 236
 237	m_log.setLevels(opts->logLevel);
 238
 239	QString saveStateExtdata = m_config->getOption("saveStateExtdata");
 240	bool ok;
 241	int flags = saveStateExtdata.toInt(&ok);
 242	if (ok) {
 243		m_controller->setSaveStateExtdata(flags);
 244	}
 245
 246	QString loadStateExtdata = m_config->getOption("loadStateExtdata");
 247	flags = loadStateExtdata.toInt(&ok);
 248	if (ok) {
 249		m_controller->setLoadStateExtdata(flags);
 250	}
 251
 252	m_controller->setOptions(opts);
 253	m_display->lockAspectRatio(opts->lockAspectRatio);
 254	m_display->filter(opts->resampleVideo);
 255
 256	if (opts->bios) {
 257		m_controller->loadBIOS(opts->bios);
 258	}
 259
 260	m_inputController.setScreensaverSuspendable(opts->suspendScreensaver);
 261}
 262
 263void Window::saveConfig() {
 264	m_inputController.saveConfiguration();
 265	m_config->write();
 266}
 267
 268void Window::selectROM() {
 269	QStringList formats{
 270		"*.gba",
 271#if defined(USE_LIBZIP) || defined(USE_ZLIB)
 272		"*.zip",
 273#endif
 274#ifdef USE_LZMA
 275		"*.7z",
 276#endif
 277		"*.agb",
 278		"*.mb",
 279		"*.rom",
 280		"*.bin"};
 281	QString filter = tr("Game Boy Advance ROMs (%1)").arg(formats.join(QChar(' ')));
 282	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), filter);
 283	if (!filename.isEmpty()) {
 284		m_controller->loadGame(filename);
 285	}
 286}
 287
 288void Window::replaceROM() {
 289	QStringList formats{
 290		"*.gba",
 291#if defined(USE_LIBZIP) || defined(USE_ZLIB)
 292		"*.zip",
 293#endif
 294#ifdef USE_LZMA
 295		"*.7z",
 296#endif
 297		"*.rom",
 298		"*.bin"};
 299	QString filter = tr("Game Boy Advance ROMs (%1)").arg(formats.join(QChar(' ')));
 300	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), filter);
 301	if (!filename.isEmpty()) {
 302		m_controller->replaceGame(filename);
 303	}
 304}
 305
 306void Window::multiplayerChanged() {
 307	disconnect(nullptr, this, SLOT(multiplayerChanged()));
 308	int attached = 1;
 309	MultiplayerController* multiplayer = m_controller->multiplayerController();
 310	if (multiplayer) {
 311		attached = multiplayer->attached();
 312		connect(multiplayer, SIGNAL(gameAttached()), this, SLOT(multiplayerChanged()));
 313		connect(multiplayer, SIGNAL(gameDetached()), this, SLOT(multiplayerChanged()));
 314		m_playerId = multiplayer->playerId(m_controller);
 315	}
 316	if (m_controller->isLoaded()) {
 317		for (QAction* action : m_nonMpActions) {
 318			action->setDisabled(attached > 1);
 319		}
 320	}
 321}
 322
 323void Window::selectBIOS() {
 324	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select BIOS"));
 325	if (!filename.isEmpty()) {
 326		m_config->setOption("bios", filename);
 327		m_config->updateOption("bios");
 328		m_config->setOption("useBios", true);
 329		m_config->updateOption("useBios");
 330		m_controller->loadBIOS(filename);
 331	}
 332}
 333
 334void Window::selectPatch() {
 335	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select patch"), tr("Patches (*.ips *.ups *.bps)"));
 336	if (!filename.isEmpty()) {
 337		m_controller->loadPatch(filename);
 338	}
 339}
 340
 341void Window::openView(QWidget* widget) {
 342	connect(this, SIGNAL(shutdown()), widget, SLOT(close()));
 343	widget->setAttribute(Qt::WA_DeleteOnClose);
 344	widget->show();
 345}
 346
 347void Window::importSharkport() {
 348	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 349	if (!filename.isEmpty()) {
 350		m_controller->importSharkport(filename);
 351	}
 352}
 353
 354void Window::exportSharkport() {
 355	QString filename = GBAApp::app()->getSaveFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 356	if (!filename.isEmpty()) {
 357		m_controller->exportSharkport(filename);
 358	}
 359}
 360
 361void Window::openSettingsWindow() {
 362	SettingsView* settingsWindow = new SettingsView(m_config, &m_inputController, m_shortcutController);
 363	connect(settingsWindow, SIGNAL(biosLoaded(const QString&)), m_controller, SLOT(loadBIOS(const QString&)));
 364	connect(settingsWindow, SIGNAL(audioDriverChanged()), m_controller, SLOT(reloadAudioDriver()));
 365	connect(settingsWindow, SIGNAL(displayDriverChanged()), this, SLOT(mustRestart()));
 366	connect(settingsWindow, SIGNAL(pathsChanged()), this, SLOT(reloadConfig()));
 367	openView(settingsWindow);
 368}
 369
 370void Window::openOverrideWindow() {
 371	OverrideView* overrideWindow = new OverrideView(m_controller, m_config);
 372	openView(overrideWindow);
 373}
 374
 375void Window::openSensorWindow() {
 376	SensorView* sensorWindow = new SensorView(m_controller, &m_inputController);
 377	openView(sensorWindow);
 378}
 379
 380void Window::openCheatsWindow() {
 381	CheatsView* cheatsWindow = new CheatsView(m_controller);
 382	openView(cheatsWindow);
 383}
 384
 385void Window::openPaletteWindow() {
 386	PaletteView* paletteWindow = new PaletteView(m_controller);
 387	openView(paletteWindow);
 388}
 389
 390void Window::openMemoryWindow() {
 391	MemoryView* memoryWindow = new MemoryView(m_controller);
 392	openView(memoryWindow);
 393}
 394
 395void Window::openIOViewer() {
 396	IOViewer* ioViewer = new IOViewer(m_controller);
 397	openView(ioViewer);
 398}
 399
 400void Window::openAboutScreen() {
 401	AboutScreen* about = new AboutScreen();
 402	openView(about);
 403}
 404
 405void Window::openROMInfo() {
 406	ROMInfo* romInfo = new ROMInfo(m_controller);
 407	openView(romInfo);
 408}
 409
 410#ifdef USE_FFMPEG
 411void Window::openVideoWindow() {
 412	if (!m_videoView) {
 413		m_videoView = new VideoView();
 414		connect(m_videoView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 415		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 416		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(stopRecording()));
 417		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(close()));
 418		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
 419	}
 420	m_videoView->show();
 421}
 422#endif
 423
 424#ifdef USE_MAGICK
 425void Window::openGIFWindow() {
 426	if (!m_gifView) {
 427		m_gifView = new GIFView();
 428		connect(m_gifView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 429		connect(m_gifView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 430		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(stopRecording()));
 431		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(close()));
 432		connect(this, SIGNAL(shutdown()), m_gifView, SLOT(close()));
 433	}
 434	m_gifView->show();
 435}
 436#endif
 437
 438#ifdef USE_GDB_STUB
 439void Window::gdbOpen() {
 440	if (!m_gdbController) {
 441		m_gdbController = new GDBController(m_controller, this);
 442	}
 443	GDBWindow* window = new GDBWindow(m_gdbController);
 444	openView(window);
 445}
 446#endif
 447
 448void Window::keyPressEvent(QKeyEvent* event) {
 449	if (event->isAutoRepeat()) {
 450		QWidget::keyPressEvent(event);
 451		return;
 452	}
 453	GBAKey key = m_inputController.mapKeyboard(event->key());
 454	if (key == GBA_KEY_NONE) {
 455		QWidget::keyPressEvent(event);
 456		return;
 457	}
 458	m_controller->keyPressed(key);
 459	event->accept();
 460}
 461
 462void Window::keyReleaseEvent(QKeyEvent* event) {
 463	if (event->isAutoRepeat()) {
 464		QWidget::keyReleaseEvent(event);
 465		return;
 466	}
 467	GBAKey key = m_inputController.mapKeyboard(event->key());
 468	if (key == GBA_KEY_NONE) {
 469		QWidget::keyPressEvent(event);
 470		return;
 471	}
 472	m_controller->keyReleased(key);
 473	event->accept();
 474}
 475
 476void Window::resizeEvent(QResizeEvent* event) {
 477	if (!isFullScreen()) {
 478		m_config->setOption("height", m_screenWidget->height());
 479		m_config->setOption("width", m_screenWidget->width());
 480	}
 481
 482	int factor = 0;
 483	if (event->size().width() % VIDEO_HORIZONTAL_PIXELS == 0 && event->size().height() % VIDEO_VERTICAL_PIXELS == 0 &&
 484	    event->size().width() / VIDEO_HORIZONTAL_PIXELS == event->size().height() / VIDEO_VERTICAL_PIXELS) {
 485		factor = event->size().width() / VIDEO_HORIZONTAL_PIXELS;
 486	}
 487	for (QMap<int, QAction*>::iterator iter = m_frameSizes.begin(); iter != m_frameSizes.end(); ++iter) {
 488		bool enableSignals = iter.value()->blockSignals(true);
 489		if (iter.key() == factor) {
 490			iter.value()->setChecked(true);
 491		} else {
 492			iter.value()->setChecked(false);
 493		}
 494		iter.value()->blockSignals(enableSignals);
 495	}
 496
 497	m_config->setOption("fullscreen", isFullScreen());
 498}
 499
 500void Window::showEvent(QShowEvent* event) {
 501	resizeFrame(m_screenWidget->sizeHint().width(), m_screenWidget->sizeHint().height());
 502	QVariant windowPos = m_config->getQtOption("windowPos");
 503	if (!windowPos.isNull()) {
 504		move(windowPos.toPoint());
 505	} else {
 506		QRect rect = frameGeometry();
 507		rect.moveCenter(QApplication::desktop()->availableGeometry().center());
 508		move(rect.topLeft());
 509	}
 510	if (m_fullscreenOnStart) {
 511		enterFullScreen();
 512		m_fullscreenOnStart = false;
 513	}
 514}
 515
 516void Window::closeEvent(QCloseEvent* event) {
 517	emit shutdown();
 518	m_config->setQtOption("windowPos", pos());
 519	saveConfig();
 520	QMainWindow::closeEvent(event);
 521}
 522
 523void Window::focusInEvent(QFocusEvent*) {
 524	m_display->forceDraw();
 525}
 526
 527void Window::focusOutEvent(QFocusEvent*) {
 528	m_controller->setTurbo(false, false);
 529	m_controller->stopRewinding();
 530	m_controller->clearKeys();
 531}
 532
 533void Window::dragEnterEvent(QDragEnterEvent* event) {
 534	if (event->mimeData()->hasFormat("text/uri-list")) {
 535		event->acceptProposedAction();
 536	}
 537}
 538
 539void Window::dropEvent(QDropEvent* event) {
 540	QString uris = event->mimeData()->data("text/uri-list");
 541	uris = uris.trimmed();
 542	if (uris.contains("\n")) {
 543		// Only one file please
 544		return;
 545	}
 546	QUrl url(uris);
 547	if (!url.isLocalFile()) {
 548		// No remote loading
 549		return;
 550	}
 551	event->accept();
 552	m_controller->loadGame(url.toLocalFile());
 553}
 554
 555void Window::mouseDoubleClickEvent(QMouseEvent* event) {
 556	if (event->button() != Qt::LeftButton) {
 557		return;
 558	}
 559	toggleFullScreen();
 560}
 561
 562void Window::enterFullScreen() {
 563	if (!isVisible()) {
 564		m_fullscreenOnStart = true;
 565		return;
 566	}
 567	if (isFullScreen()) {
 568		return;
 569	}
 570	showFullScreen();
 571#ifndef Q_OS_MAC
 572	if (m_controller->isLoaded() && !m_controller->isPaused()) {
 573		menuBar()->hide();
 574	}
 575#endif
 576}
 577
 578void Window::exitFullScreen() {
 579	if (!isFullScreen()) {
 580		return;
 581	}
 582	m_screenWidget->unsetCursor();
 583	menuBar()->show();
 584	showNormal();
 585}
 586
 587void Window::toggleFullScreen() {
 588	if (isFullScreen()) {
 589		exitFullScreen();
 590	} else {
 591		enterFullScreen();
 592	}
 593}
 594
 595void Window::gameStarted(GBAThread* context) {
 596	char title[13] = { '\0' };
 597	MutexLock(&context->stateMutex);
 598	if (context->state < THREAD_EXITING) {
 599		emit startDrawing(context);
 600	} else {
 601		MutexUnlock(&context->stateMutex);
 602		return;
 603	}
 604	MutexUnlock(&context->stateMutex);
 605	foreach (QAction* action, m_gameActions) {
 606		action->setDisabled(false);
 607	}
 608	multiplayerChanged();
 609	if (context->fname) {
 610		setWindowFilePath(context->fname);
 611		appendMRU(context->fname);
 612	}
 613	updateTitle();
 614	attachWidget(m_display);
 615
 616#ifndef Q_OS_MAC
 617	if (isFullScreen()) {
 618		menuBar()->hide();
 619	}
 620#endif
 621
 622	m_hitUnimplementedBiosCall = false;
 623	m_fpsTimer.start();
 624	m_focusCheck.start();
 625}
 626
 627void Window::gameStopped() {
 628	foreach (QAction* action, m_gameActions) {
 629		action->setDisabled(true);
 630	}
 631	setWindowFilePath(QString());
 632	updateTitle();
 633	detachWidget(m_display);
 634	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
 635	m_screenWidget->setPixmap(m_logo);
 636	m_screenWidget->unsetCursor();
 637
 638	m_fpsTimer.stop();
 639	m_focusCheck.stop();
 640}
 641
 642void Window::gameCrashed(const QString& errorMessage) {
 643	QMessageBox* crash = new QMessageBox(QMessageBox::Critical, tr("Crash"),
 644	                                     tr("The game has crashed with the following error:\n\n%1").arg(errorMessage),
 645	                                     QMessageBox::Ok, this, Qt::Sheet);
 646	crash->setAttribute(Qt::WA_DeleteOnClose);
 647	crash->show();
 648}
 649
 650void Window::gameFailed() {
 651	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Couldn't Load"),
 652	                                    tr("Could not load game. Are you sure it's in the correct format?"),
 653	                                    QMessageBox::Ok, this, Qt::Sheet);
 654	fail->setAttribute(Qt::WA_DeleteOnClose);
 655	fail->show();
 656}
 657
 658void Window::unimplementedBiosCall(int call) {
 659	if (m_hitUnimplementedBiosCall) {
 660		return;
 661	}
 662	m_hitUnimplementedBiosCall = true;
 663
 664	QMessageBox* fail = new QMessageBox(
 665	    QMessageBox::Warning, tr("Unimplemented BIOS call"),
 666	    tr("This game uses a BIOS call that is not implemented. Please use the official BIOS for best experience."),
 667	    QMessageBox::Ok, this, Qt::Sheet);
 668	fail->setAttribute(Qt::WA_DeleteOnClose);
 669	fail->show();
 670}
 671
 672void Window::tryMakePortable() {
 673	QMessageBox* confirm = new QMessageBox(QMessageBox::Question, tr("Really make portable?"),
 674	                                       tr("This will make the emulator load its configuration from the same directory as the executable. Do you want to continue?"),
 675	                                       QMessageBox::Yes | QMessageBox::Cancel, this, Qt::Sheet);
 676	confirm->setAttribute(Qt::WA_DeleteOnClose);
 677	connect(confirm->button(QMessageBox::Yes), SIGNAL(clicked()), m_config, SLOT(makePortable()));
 678	confirm->show();
 679}
 680
 681void Window::mustRestart() {
 682	QMessageBox* dialog = new QMessageBox(QMessageBox::Warning, tr("Restart needed"),
 683	                                      tr("Some changes will not take effect until the emulator is restarted."),
 684	                                      QMessageBox::Ok, this, Qt::Sheet);
 685	dialog->setAttribute(Qt::WA_DeleteOnClose);
 686	dialog->show();
 687}
 688
 689void Window::recordFrame() {
 690	m_frameList.append(QDateTime::currentDateTime());
 691	while (m_frameList.count() > FRAME_LIST_SIZE) {
 692		m_frameList.removeFirst();
 693	}
 694}
 695
 696void Window::showFPS() {
 697	if (m_frameList.isEmpty()) {
 698		updateTitle();
 699		return;
 700	}
 701	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
 702	float fps = (m_frameList.count() - 1) * 10000.f / interval;
 703	fps = round(fps) / 10.f;
 704	updateTitle(fps);
 705}
 706
 707void Window::updateTitle(float fps) {
 708	QString title;
 709
 710	m_controller->threadInterrupt();
 711	if (m_controller->isLoaded()) {
 712		const NoIntroDB* db = GBAApp::app()->gameDB();
 713		NoIntroGame game;
 714		if (db && NoIntroDBLookupGameByCRC(db, m_controller->thread()->gba->romCrc32, &game)) {
 715			title = QLatin1String(game.name);
 716		} else {
 717			char gameTitle[13] = { '\0' };
 718			GBAGetGameTitle(m_controller->thread()->gba, gameTitle);
 719			title = gameTitle;
 720		}
 721	}
 722	MultiplayerController* multiplayer = m_controller->multiplayerController();
 723	if (multiplayer && multiplayer->attached() > 1) {
 724		title += tr(" -  Player %1 of %2").arg(m_playerId + 1).arg(multiplayer->attached());
 725	}
 726	m_controller->threadContinue();
 727	if (title.isNull()) {
 728		setWindowTitle(tr("%1 - %2").arg(projectName).arg(projectVersion));
 729	} else if (fps < 0) {
 730		setWindowTitle(tr("%1 - %2 - %3").arg(projectName).arg(title).arg(projectVersion));
 731	} else {
 732		setWindowTitle(tr("%1 - %2 (%3 fps) - %4").arg(projectName).arg(title).arg(fps).arg(projectVersion));
 733	}
 734}
 735
 736void Window::openStateWindow(LoadSave ls) {
 737	if (m_stateWindow) {
 738		return;
 739	}
 740	MultiplayerController* multiplayer = m_controller->multiplayerController();
 741	if (multiplayer && multiplayer->attached() > 1) {
 742		return;
 743	}
 744	bool wasPaused = m_controller->isPaused();
 745	m_stateWindow = new LoadSaveState(m_controller);
 746	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
 747	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_stateWindow, SLOT(close()));
 748	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
 749		detachWidget(m_stateWindow);
 750		m_stateWindow = nullptr;
 751		QMetaObject::invokeMethod(this, "setFocus", Qt::QueuedConnection);
 752	});
 753	if (!wasPaused) {
 754		m_controller->setPaused(true);
 755		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
 756	}
 757	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
 758	m_stateWindow->setMode(ls);
 759	attachWidget(m_stateWindow);
 760}
 761
 762void Window::setupMenu(QMenuBar* menubar) {
 763	menubar->clear();
 764	QMenu* fileMenu = menubar->addMenu(tr("&File"));
 765	m_shortcutController->addMenu(fileMenu);
 766	installEventFilter(m_shortcutController);
 767	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open),
 768	                    "loadROM");
 769	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS())), "loadBIOS");
 770	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch())), "loadPatch");
 771	addControlledAction(fileMenu, fileMenu->addAction(tr("Boot BIOS"), m_controller, SLOT(bootBIOS())), "bootBIOS");
 772
 773	addControlledAction(fileMenu, fileMenu->addAction(tr("Replace ROM..."), this, SLOT(replaceROM())), "replaceROM");
 774
 775	QAction* romInfo = new QAction(tr("ROM &info..."), fileMenu);
 776	connect(romInfo, SIGNAL(triggered()), this, SLOT(openROMInfo()));
 777	m_gameActions.append(romInfo);
 778	addControlledAction(fileMenu, romInfo, "romInfo");
 779
 780	m_mruMenu = fileMenu->addMenu(tr("Recent"));
 781
 782	fileMenu->addSeparator();
 783
 784	addControlledAction(fileMenu, fileMenu->addAction(tr("Make portable"), this, SLOT(tryMakePortable())), "makePortable");
 785
 786	fileMenu->addSeparator();
 787
 788	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
 789	loadState->setShortcut(tr("F10"));
 790	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
 791	m_gameActions.append(loadState);
 792	m_nonMpActions.append(loadState);
 793	addControlledAction(fileMenu, loadState, "loadState");
 794
 795	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
 796	saveState->setShortcut(tr("Shift+F10"));
 797	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
 798	m_gameActions.append(saveState);
 799	m_nonMpActions.append(saveState);
 800	addControlledAction(fileMenu, saveState, "saveState");
 801
 802	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
 803	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
 804	m_shortcutController->addMenu(quickLoadMenu);
 805	m_shortcutController->addMenu(quickSaveMenu);
 806
 807	QAction* quickLoad = new QAction(tr("Load recent"), quickLoadMenu);
 808	connect(quickLoad, SIGNAL(triggered()), m_controller, SLOT(loadState()));
 809	m_gameActions.append(quickLoad);
 810	m_nonMpActions.append(quickLoad);
 811	addControlledAction(quickLoadMenu, quickLoad, "quickLoad");
 812
 813	QAction* quickSave = new QAction(tr("Save recent"), quickSaveMenu);
 814	connect(quickSave, SIGNAL(triggered()), m_controller, SLOT(saveState()));
 815	m_gameActions.append(quickSave);
 816	m_nonMpActions.append(quickSave);
 817	addControlledAction(quickSaveMenu, quickSave, "quickSave");
 818
 819	quickLoadMenu->addSeparator();
 820	quickSaveMenu->addSeparator();
 821
 822	QAction* undoLoadState = new QAction(tr("Undo load state"), quickLoadMenu);
 823	undoLoadState->setShortcut(tr("F11"));
 824	connect(undoLoadState, SIGNAL(triggered()), m_controller, SLOT(loadBackupState()));
 825	m_gameActions.append(undoLoadState);
 826	m_nonMpActions.append(undoLoadState);
 827	addControlledAction(quickLoadMenu, undoLoadState, "undoLoadState");
 828
 829	QAction* undoSaveState = new QAction(tr("Undo save state"), quickSaveMenu);
 830	undoSaveState->setShortcut(tr("Shift+F11"));
 831	connect(undoSaveState, SIGNAL(triggered()), m_controller, SLOT(saveBackupState()));
 832	m_gameActions.append(undoSaveState);
 833	m_nonMpActions.append(undoSaveState);
 834	addControlledAction(quickSaveMenu, undoSaveState, "undoSaveState");
 835
 836	quickLoadMenu->addSeparator();
 837	quickSaveMenu->addSeparator();
 838
 839	int i;
 840	for (i = 1; i < 10; ++i) {
 841		quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
 842		quickLoad->setShortcut(tr("F%1").arg(i));
 843		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
 844		m_gameActions.append(quickLoad);
 845		m_nonMpActions.append(quickLoad);
 846		addControlledAction(quickLoadMenu, quickLoad, QString("quickLoad.%1").arg(i));
 847
 848		quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
 849		quickSave->setShortcut(tr("Shift+F%1").arg(i));
 850		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
 851		m_gameActions.append(quickSave);
 852		m_nonMpActions.append(quickSave);
 853		addControlledAction(quickSaveMenu, quickSave, QString("quickSave.%1").arg(i));
 854	}
 855
 856	fileMenu->addSeparator();
 857	QAction* importShark = new QAction(tr("Import GameShark Save"), fileMenu);
 858	connect(importShark, SIGNAL(triggered()), this, SLOT(importSharkport()));
 859	m_gameActions.append(importShark);
 860	addControlledAction(fileMenu, importShark, "importShark");
 861
 862	QAction* exportShark = new QAction(tr("Export GameShark Save"), fileMenu);
 863	connect(exportShark, SIGNAL(triggered()), this, SLOT(exportSharkport()));
 864	m_gameActions.append(exportShark);
 865	addControlledAction(fileMenu, exportShark, "exportShark");
 866
 867	fileMenu->addSeparator();
 868	QAction* multiWindow = new QAction(tr("New multiplayer window"), fileMenu);
 869	connect(multiWindow, &QAction::triggered, [this]() {
 870		GBAApp::app()->newWindow();
 871	});
 872	addControlledAction(fileMenu, multiWindow, "multiWindow");
 873
 874#ifndef Q_OS_MAC
 875	fileMenu->addSeparator();
 876#endif
 877
 878	QAction* about = new QAction(tr("About"), fileMenu);
 879	connect(about, SIGNAL(triggered()), this, SLOT(openAboutScreen()));
 880	fileMenu->addAction(about);
 881
 882#ifndef Q_OS_MAC
 883	addControlledAction(fileMenu, fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit), "quit");
 884#endif
 885
 886	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
 887	m_shortcutController->addMenu(emulationMenu);
 888	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
 889	reset->setShortcut(tr("Ctrl+R"));
 890	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
 891	m_gameActions.append(reset);
 892	addControlledAction(emulationMenu, reset, "reset");
 893
 894	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
 895	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
 896	m_gameActions.append(shutdown);
 897	addControlledAction(emulationMenu, shutdown, "shutdown");
 898
 899	QAction* yank = new QAction(tr("Yank game pak"), emulationMenu);
 900	connect(yank, SIGNAL(triggered()), m_controller, SLOT(yankPak()));
 901	m_gameActions.append(yank);
 902	addControlledAction(emulationMenu, yank, "yank");
 903	emulationMenu->addSeparator();
 904
 905	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
 906	pause->setChecked(false);
 907	pause->setCheckable(true);
 908	pause->setShortcut(tr("Ctrl+P"));
 909	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
 910	connect(m_controller, &GameController::gamePaused, [this, pause]() {
 911		pause->setChecked(true);
 912	});
 913	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
 914	m_gameActions.append(pause);
 915	addControlledAction(emulationMenu, pause, "pause");
 916
 917	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
 918	frameAdvance->setShortcut(tr("Ctrl+N"));
 919	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
 920	m_gameActions.append(frameAdvance);
 921	m_nonMpActions.append(frameAdvance);
 922	addControlledAction(emulationMenu, frameAdvance, "frameAdvance");
 923
 924	emulationMenu->addSeparator();
 925
 926	m_shortcutController->addFunctions(emulationMenu, [this]() {
 927		m_controller->setTurbo(true, false);
 928	}, [this]() {
 929		m_controller->setTurbo(false, false);
 930	}, QKeySequence(Qt::Key_Tab), tr("Fast forward (held)"), "holdFastForward");
 931
 932	QAction* turbo = new QAction(tr("&Fast forward"), emulationMenu);
 933	turbo->setCheckable(true);
 934	turbo->setChecked(false);
 935	turbo->setShortcut(tr("Shift+Tab"));
 936	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
 937	addControlledAction(emulationMenu, turbo, "fastForward");
 938
 939	QMenu* ffspeedMenu = emulationMenu->addMenu(tr("Fast forward speed"));
 940	ConfigOption* ffspeed = m_config->addOption("fastForwardRatio");
 941	ffspeed->connect([this](const QVariant& value) {
 942		m_controller->setTurboSpeed(value.toFloat());
 943	}, this);
 944	ffspeed->addValue(tr("Unbounded"), -1.0f, ffspeedMenu);
 945	ffspeed->setValue(QVariant(-1.0f));
 946	ffspeedMenu->addSeparator();
 947	for (i = 2; i < 11; ++i) {
 948		ffspeed->addValue(tr("%0x").arg(i), i, ffspeedMenu);
 949	}
 950	m_config->updateOption("fastForwardRatio");
 951
 952	m_shortcutController->addFunctions(emulationMenu, [this]() {
 953		m_controller->startRewinding();
 954	}, [this]() {
 955		m_controller->stopRewinding();
 956	}, QKeySequence("~"), tr("Rewind (held)"), "holdRewind");
 957
 958	QAction* rewind = new QAction(tr("Re&wind"), emulationMenu);
 959	rewind->setShortcut(tr("`"));
 960	connect(rewind, SIGNAL(triggered()), m_controller, SLOT(rewind()));
 961	m_gameActions.append(rewind);
 962	m_nonMpActions.append(rewind);
 963	addControlledAction(emulationMenu, rewind, "rewind");
 964
 965	QAction* frameRewind = new QAction(tr("Step backwards"), emulationMenu);
 966	frameRewind->setShortcut(tr("Ctrl+B"));
 967	connect(frameRewind, &QAction::triggered, [this] () {
 968		m_controller->rewind(1);
 969	});
 970	m_gameActions.append(frameRewind);
 971	m_nonMpActions.append(frameRewind);
 972	addControlledAction(emulationMenu, frameRewind, "frameRewind");
 973
 974	ConfigOption* videoSync = m_config->addOption("videoSync");
 975	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
 976	videoSync->connect([this](const QVariant& value) {
 977		m_controller->setVideoSync(value.toBool());
 978	}, this);
 979	m_config->updateOption("videoSync");
 980
 981	ConfigOption* audioSync = m_config->addOption("audioSync");
 982	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
 983	audioSync->connect([this](const QVariant& value) {
 984		m_controller->setAudioSync(value.toBool());
 985	}, this);
 986	m_config->updateOption("audioSync");
 987
 988	emulationMenu->addSeparator();
 989
 990	QMenu* solarMenu = emulationMenu->addMenu(tr("Solar sensor"));
 991	m_shortcutController->addMenu(solarMenu);
 992	QAction* solarIncrease = new QAction(tr("Increase solar level"), solarMenu);
 993	connect(solarIncrease, SIGNAL(triggered()), m_controller, SLOT(increaseLuminanceLevel()));
 994	addControlledAction(solarMenu, solarIncrease, "increaseLuminanceLevel");
 995
 996	QAction* solarDecrease = new QAction(tr("Decrease solar level"), solarMenu);
 997	connect(solarDecrease, SIGNAL(triggered()), m_controller, SLOT(decreaseLuminanceLevel()));
 998	addControlledAction(solarMenu, solarDecrease, "decreaseLuminanceLevel");
 999
1000	QAction* maxSolar = new QAction(tr("Brightest solar level"), solarMenu);
1001	connect(maxSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(10); });
1002	addControlledAction(solarMenu, maxSolar, "maxLuminanceLevel");
1003
1004	QAction* minSolar = new QAction(tr("Darkest solar level"), solarMenu);
1005	connect(minSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(0); });
1006	addControlledAction(solarMenu, minSolar, "minLuminanceLevel");
1007
1008	solarMenu->addSeparator();
1009	for (int i = 0; i <= 10; ++i) {
1010		QAction* setSolar = new QAction(tr("Brightness %1").arg(QString::number(i)), solarMenu);
1011		connect(setSolar, &QAction::triggered, [this, i]() {
1012			m_controller->setLuminanceLevel(i);
1013		});
1014		addControlledAction(solarMenu, setSolar, QString("luminanceLevel.%1").arg(QString::number(i)));
1015	}
1016
1017	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
1018	m_shortcutController->addMenu(avMenu);
1019	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
1020	m_shortcutController->addMenu(frameMenu, avMenu);
1021	for (int i = 1; i <= 6; ++i) {
1022		QAction* setSize = new QAction(tr("%1x").arg(QString::number(i)), avMenu);
1023		setSize->setCheckable(true);
1024		connect(setSize, &QAction::triggered, [this, i, setSize]() {
1025			showNormal();
1026			resizeFrame(VIDEO_HORIZONTAL_PIXELS * i, VIDEO_VERTICAL_PIXELS * i);
1027			bool enableSignals = setSize->blockSignals(true);
1028			setSize->setChecked(true);
1029			setSize->blockSignals(enableSignals);
1030		});
1031		m_frameSizes[i] = setSize;
1032		addControlledAction(frameMenu, setSize, QString("frame%1x").arg(QString::number(i)));
1033	}
1034	QKeySequence fullscreenKeys;
1035#ifdef Q_OS_WIN
1036	fullscreenKeys = QKeySequence("Alt+Return");
1037#else
1038	fullscreenKeys = QKeySequence("Ctrl+F");
1039#endif
1040	addControlledAction(frameMenu, frameMenu->addAction(tr("Toggle fullscreen"), this, SLOT(toggleFullScreen()), fullscreenKeys), "fullscreen");
1041
1042	ConfigOption* lockAspectRatio = m_config->addOption("lockAspectRatio");
1043	lockAspectRatio->addBoolean(tr("Lock aspect ratio"), avMenu);
1044	lockAspectRatio->connect([this](const QVariant& value) {
1045		m_display->lockAspectRatio(value.toBool());
1046	}, this);
1047	m_config->updateOption("lockAspectRatio");
1048
1049	ConfigOption* resampleVideo = m_config->addOption("resampleVideo");
1050	resampleVideo->addBoolean(tr("Resample video"), avMenu);
1051	resampleVideo->connect([this](const QVariant& value) {
1052		m_display->filter(value.toBool());
1053	}, this);
1054	m_config->updateOption("resampleVideo");
1055
1056	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
1057	ConfigOption* skip = m_config->addOption("frameskip");
1058	skip->connect([this](const QVariant& value) {
1059		m_controller->setFrameskip(value.toInt());
1060	}, this);
1061	for (int i = 0; i <= 10; ++i) {
1062		skip->addValue(QString::number(i), i, skipMenu);
1063	}
1064	m_config->updateOption("frameskip");
1065
1066	QAction* shaderView = new QAction(tr("Shader options..."), avMenu);
1067	connect(shaderView, SIGNAL(triggered()), m_shaderView, SLOT(show()));
1068	if (!m_display->supportsShaders()) {
1069		shaderView->setEnabled(false);
1070	}
1071	addControlledAction(avMenu, shaderView, "shaderSelector");
1072
1073	avMenu->addSeparator();
1074
1075	ConfigOption* mute = m_config->addOption("mute");
1076	mute->addBoolean(tr("Mute"), avMenu);
1077	mute->connect([this](const QVariant& value) {
1078		m_controller->setMute(value.toBool());
1079	}, this);
1080	m_config->updateOption("mute");
1081
1082	QMenu* target = avMenu->addMenu(tr("FPS target"));
1083	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
1084	fpsTargetOption->connect([this](const QVariant& value) {
1085		emit fpsTargetChanged(value.toFloat());
1086	}, this);
1087	fpsTargetOption->addValue(tr("15"), 15, target);
1088	fpsTargetOption->addValue(tr("30"), 30, target);
1089	fpsTargetOption->addValue(tr("45"), 45, target);
1090	fpsTargetOption->addValue(tr("Native (59.7)"), float(GBA_ARM7TDMI_FREQUENCY) / float(VIDEO_TOTAL_LENGTH), target);
1091	fpsTargetOption->addValue(tr("60"), 60, target);
1092	fpsTargetOption->addValue(tr("90"), 90, target);
1093	fpsTargetOption->addValue(tr("120"), 120, target);
1094	fpsTargetOption->addValue(tr("240"), 240, target);
1095	m_config->updateOption("fpsTarget");
1096
1097#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
1098	avMenu->addSeparator();
1099#endif
1100
1101#ifdef USE_PNG
1102	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
1103	screenshot->setShortcut(tr("F12"));
1104	connect(screenshot, SIGNAL(triggered()), m_controller, SLOT(screenshot()));
1105	m_gameActions.append(screenshot);
1106	addControlledAction(avMenu, screenshot, "screenshot");
1107#endif
1108
1109#ifdef USE_FFMPEG
1110	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
1111	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
1112	addControlledAction(avMenu, recordOutput, "recordOutput");
1113#endif
1114
1115#ifdef USE_MAGICK
1116	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
1117	connect(recordGIF, SIGNAL(triggered()), this, SLOT(openGIFWindow()));
1118	addControlledAction(avMenu, recordGIF, "recordGIF");
1119#endif
1120
1121	avMenu->addSeparator();
1122	QMenu* videoLayers = avMenu->addMenu(tr("Video layers"));
1123
1124	for (int i = 0; i < 4; ++i) {
1125		QAction* enableBg = new QAction(tr("Background %0").arg(i), videoLayers);
1126		enableBg->setCheckable(true);
1127		enableBg->setChecked(true);
1128		connect(enableBg, &QAction::triggered, [this, i](bool enable) { m_controller->setVideoLayerEnabled(i, enable); });
1129		addControlledAction(videoLayers, enableBg, QString("enableBG%0").arg(i));
1130	}
1131
1132	QAction* enableObj = new QAction(tr("OBJ (sprites)"), videoLayers);
1133	enableObj->setCheckable(true);
1134	enableObj->setChecked(true);
1135	connect(enableObj, &QAction::triggered, [this](bool enable) { m_controller->setVideoLayerEnabled(4, enable); });
1136	addControlledAction(videoLayers, enableObj, "enableOBJ");
1137
1138	QMenu* audioChannels = avMenu->addMenu(tr("Audio channels"));
1139
1140	for (int i = 0; i < 4; ++i) {
1141		QAction* enableCh = new QAction(tr("Channel %0").arg(i + 1), audioChannels);
1142		enableCh->setCheckable(true);
1143		enableCh->setChecked(true);
1144		connect(enableCh, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(i, enable); });
1145		addControlledAction(audioChannels, enableCh, QString("enableCh%0").arg(i + 1));
1146	}
1147
1148	QAction* enableChA = new QAction(tr("Channel A"), audioChannels);
1149	enableChA->setCheckable(true);
1150	enableChA->setChecked(true);
1151	connect(enableChA, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(4, enable); });
1152	addControlledAction(audioChannels, enableChA, QString("enableChA"));
1153
1154	QAction* enableChB = new QAction(tr("Channel B"), audioChannels);
1155	enableChB->setCheckable(true);
1156	enableChB->setChecked(true);
1157	connect(enableChB, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(5, enable); });
1158	addControlledAction(audioChannels, enableChB, QString("enableChB"));
1159
1160	QMenu* toolsMenu = menubar->addMenu(tr("&Tools"));
1161	m_shortcutController->addMenu(toolsMenu);
1162	QAction* viewLogs = new QAction(tr("View &logs..."), toolsMenu);
1163	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
1164	addControlledAction(toolsMenu, viewLogs, "viewLogs");
1165
1166	QAction* overrides = new QAction(tr("Game &overrides..."), toolsMenu);
1167	connect(overrides, SIGNAL(triggered()), this, SLOT(openOverrideWindow()));
1168	addControlledAction(toolsMenu, overrides, "overrideWindow");
1169
1170	QAction* sensors = new QAction(tr("Game &Pak sensors..."), toolsMenu);
1171	connect(sensors, SIGNAL(triggered()), this, SLOT(openSensorWindow()));
1172	addControlledAction(toolsMenu, sensors, "sensorWindow");
1173
1174	QAction* cheats = new QAction(tr("&Cheats..."), toolsMenu);
1175	connect(cheats, SIGNAL(triggered()), this, SLOT(openCheatsWindow()));
1176	addControlledAction(toolsMenu, cheats, "cheatsWindow");
1177
1178#ifdef USE_GDB_STUB
1179	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), toolsMenu);
1180	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
1181	addControlledAction(toolsMenu, gdbWindow, "gdbWindow");
1182#endif
1183
1184	toolsMenu->addSeparator();
1185	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Settings..."), this, SLOT(openSettingsWindow())),
1186	                    "settings");
1187
1188	toolsMenu->addSeparator();
1189
1190	QAction* paletteView = new QAction(tr("View &palette..."), toolsMenu);
1191	connect(paletteView, SIGNAL(triggered()), this, SLOT(openPaletteWindow()));
1192	m_gameActions.append(paletteView);
1193	addControlledAction(toolsMenu, paletteView, "paletteWindow");
1194
1195	QAction* memoryView = new QAction(tr("View memory..."), toolsMenu);
1196	connect(memoryView, SIGNAL(triggered()), this, SLOT(openMemoryWindow()));
1197	m_gameActions.append(memoryView);
1198	addControlledAction(toolsMenu, memoryView, "memoryView");
1199
1200	QAction* ioViewer = new QAction(tr("View &I/O registers..."), toolsMenu);
1201	connect(ioViewer, SIGNAL(triggered()), this, SLOT(openIOViewer()));
1202	m_gameActions.append(ioViewer);
1203	addControlledAction(toolsMenu, ioViewer, "ioViewer");
1204
1205	ConfigOption* skipBios = m_config->addOption("skipBios");
1206	skipBios->connect([this](const QVariant& value) {
1207		m_controller->setSkipBIOS(value.toBool());
1208	}, this);
1209
1210	ConfigOption* useBios = m_config->addOption("useBios");
1211	useBios->connect([this](const QVariant& value) {
1212		m_controller->setUseBIOS(value.toBool());
1213	}, this);
1214
1215	ConfigOption* buffers = m_config->addOption("audioBuffers");
1216	buffers->connect([this](const QVariant& value) {
1217		emit audioBufferSamplesChanged(value.toInt());
1218	}, this);
1219
1220	ConfigOption* sampleRate = m_config->addOption("sampleRate");
1221	sampleRate->connect([this](const QVariant& value) {
1222		emit sampleRateChanged(value.toUInt());
1223	}, this);
1224
1225	ConfigOption* volume = m_config->addOption("volume");
1226	volume->connect([this](const QVariant& value) {
1227		m_controller->setVolume(value.toInt());
1228	}, this);
1229
1230	ConfigOption* rewindEnable = m_config->addOption("rewindEnable");
1231	rewindEnable->connect([this](const QVariant& value) {
1232		m_controller->setRewind(value.toBool(), m_config->getOption("rewindBufferCapacity").toInt(), m_config->getOption("rewindBufferInterval").toInt());
1233	}, this);
1234
1235	ConfigOption* rewindBufferCapacity = m_config->addOption("rewindBufferCapacity");
1236	rewindBufferCapacity->connect([this](const QVariant& value) {
1237		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), value.toInt(), m_config->getOption("rewindBufferInterval").toInt());
1238	}, this);
1239
1240	ConfigOption* rewindBufferInterval = m_config->addOption("rewindBufferInterval");
1241	rewindBufferInterval->connect([this](const QVariant& value) {
1242		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), m_config->getOption("rewindBufferCapacity").toInt(), value.toInt());
1243	}, this);
1244
1245	ConfigOption* allowOpposingDirections = m_config->addOption("allowOpposingDirections");
1246	allowOpposingDirections->connect([this](const QVariant& value) {
1247		m_inputController.setAllowOpposing(value.toBool());
1248	}, this);
1249
1250	ConfigOption* saveStateExtdata = m_config->addOption("saveStateExtdata");
1251	saveStateExtdata->connect([this](const QVariant& value) {
1252		m_controller->setSaveStateExtdata(value.toInt());
1253	}, this);
1254
1255	ConfigOption* loadStateExtdata = m_config->addOption("loadStateExtdata");
1256	loadStateExtdata->connect([this](const QVariant& value) {
1257		m_controller->setLoadStateExtdata(value.toInt());
1258	}, this);
1259
1260	QAction* exitFullScreen = new QAction(tr("Exit fullscreen"), frameMenu);
1261	connect(exitFullScreen, SIGNAL(triggered()), this, SLOT(exitFullScreen()));
1262	exitFullScreen->setShortcut(QKeySequence("Esc"));
1263	addHiddenAction(frameMenu, exitFullScreen, "exitFullScreen");
1264
1265	QMenu* autofireMenu = new QMenu(tr("Autofire"), this);
1266	m_shortcutController->addMenu(autofireMenu);
1267
1268	m_shortcutController->addFunctions(autofireMenu, [this]() {
1269		m_controller->setAutofire(GBA_KEY_A, true);
1270	}, [this]() {
1271		m_controller->setAutofire(GBA_KEY_A, false);
1272	}, QKeySequence("W"), tr("Autofire A"), "autofireA");
1273
1274	m_shortcutController->addFunctions(autofireMenu, [this]() {
1275		m_controller->setAutofire(GBA_KEY_B, true);
1276	}, [this]() {
1277		m_controller->setAutofire(GBA_KEY_B, false);
1278	}, QKeySequence("Q"), tr("Autofire B"), "autofireB");
1279
1280	m_shortcutController->addFunctions(autofireMenu, [this]() {
1281		m_controller->setAutofire(GBA_KEY_L, true);
1282	}, [this]() {
1283		m_controller->setAutofire(GBA_KEY_L, false);
1284	}, QKeySequence(), tr("Autofire L"), "autofireL");
1285
1286	m_shortcutController->addFunctions(autofireMenu, [this]() {
1287		m_controller->setAutofire(GBA_KEY_R, true);
1288	}, [this]() {
1289		m_controller->setAutofire(GBA_KEY_R, false);
1290	}, QKeySequence(), tr("Autofire R"), "autofireR");
1291
1292	m_shortcutController->addFunctions(autofireMenu, [this]() {
1293		m_controller->setAutofire(GBA_KEY_START, true);
1294	}, [this]() {
1295		m_controller->setAutofire(GBA_KEY_START, false);
1296	}, QKeySequence(), tr("Autofire Start"), "autofireStart");
1297
1298	m_shortcutController->addFunctions(autofireMenu, [this]() {
1299		m_controller->setAutofire(GBA_KEY_SELECT, true);
1300	}, [this]() {
1301		m_controller->setAutofire(GBA_KEY_SELECT, false);
1302	}, QKeySequence(), tr("Autofire Select"), "autofireSelect");
1303
1304	m_shortcutController->addFunctions(autofireMenu, [this]() {
1305		m_controller->setAutofire(GBA_KEY_UP, true);
1306	}, [this]() {
1307		m_controller->setAutofire(GBA_KEY_UP, false);
1308	}, QKeySequence(), tr("Autofire Up"), "autofireUp");
1309
1310	m_shortcutController->addFunctions(autofireMenu, [this]() {
1311		m_controller->setAutofire(GBA_KEY_RIGHT, true);
1312	}, [this]() {
1313		m_controller->setAutofire(GBA_KEY_RIGHT, false);
1314	}, QKeySequence(), tr("Autofire Right"), "autofireRight");
1315
1316	m_shortcutController->addFunctions(autofireMenu, [this]() {
1317		m_controller->setAutofire(GBA_KEY_DOWN, true);
1318	}, [this]() {
1319		m_controller->setAutofire(GBA_KEY_DOWN, false);
1320	}, QKeySequence(), tr("Autofire Down"), "autofireDown");
1321
1322	m_shortcutController->addFunctions(autofireMenu, [this]() {
1323		m_controller->setAutofire(GBA_KEY_LEFT, true);
1324	}, [this]() {
1325		m_controller->setAutofire(GBA_KEY_LEFT, false);
1326	}, QKeySequence(), tr("Autofire Left"), "autofireLeft");
1327
1328	foreach (QAction* action, m_gameActions) {
1329		action->setDisabled(true);
1330	}
1331}
1332
1333void Window::attachWidget(QWidget* widget) {
1334	m_screenWidget->layout()->addWidget(widget);
1335	m_screenWidget->unsetCursor();
1336	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
1337}
1338
1339void Window::detachWidget(QWidget* widget) {
1340	m_screenWidget->layout()->removeWidget(widget);
1341}
1342
1343void Window::appendMRU(const QString& fname) {
1344	int index = m_mruFiles.indexOf(fname);
1345	if (index >= 0) {
1346		m_mruFiles.removeAt(index);
1347	}
1348	m_mruFiles.prepend(fname);
1349	while (m_mruFiles.size() > ConfigController::MRU_LIST_SIZE) {
1350		m_mruFiles.removeLast();
1351	}
1352	updateMRU();
1353}
1354
1355void Window::updateMRU() {
1356	if (!m_mruMenu) {
1357		return;
1358	}
1359	m_mruMenu->clear();
1360	int i = 0;
1361	for (const QString& file : m_mruFiles) {
1362		QAction* item = new QAction(file, m_mruMenu);
1363		item->setShortcut(QString("Ctrl+%1").arg(i));
1364		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
1365		m_mruMenu->addAction(item);
1366		++i;
1367	}
1368	m_config->setMRU(m_mruFiles);
1369	m_config->write();
1370	m_mruMenu->setEnabled(i > 0);
1371}
1372
1373QAction* Window::addControlledAction(QMenu* menu, QAction* action, const QString& name) {
1374	addHiddenAction(menu, action, name);
1375	menu->addAction(action);
1376	return action;
1377}
1378
1379QAction* Window::addHiddenAction(QMenu* menu, QAction* action, const QString& name) {
1380	m_shortcutController->addAction(menu, action, name);
1381	action->setShortcutContext(Qt::WidgetShortcut);
1382	addAction(action);
1383	return action;
1384}
1385
1386void Window::focusCheck() {
1387	if (!m_config->getOption("pauseOnFocusLost").toInt()) {
1388		return;
1389	}
1390	if (QGuiApplication::focusWindow() && m_autoresume) {
1391		m_controller->setPaused(false);
1392	} else if (!QGuiApplication::focusWindow() && !m_controller->isPaused()) {
1393		m_autoresume = true;
1394		m_controller->setPaused(true);
1395	}
1396}
1397
1398WindowBackground::WindowBackground(QWidget* parent)
1399	: QLabel(parent)
1400{
1401	setLayout(new QStackedLayout());
1402	layout()->setContentsMargins(0, 0, 0, 0);
1403	setAlignment(Qt::AlignCenter);
1404}
1405
1406void WindowBackground::setSizeHint(const QSize& hint) {
1407	m_sizeHint = hint;
1408}
1409
1410QSize WindowBackground::sizeHint() const {
1411	return m_sizeHint;
1412}
1413
1414void WindowBackground::setLockAspectRatio(int width, int height) {
1415	m_aspectWidth = width;
1416	m_aspectHeight = height;
1417}
1418
1419void WindowBackground::paintEvent(QPaintEvent*) {
1420	const QPixmap* logo = pixmap();
1421	if (!logo) {
1422		return;
1423	}
1424	QPainter painter(this);
1425	painter.setRenderHint(QPainter::SmoothPixmapTransform);
1426	painter.fillRect(QRect(QPoint(), size()), Qt::black);
1427	QSize s = size();
1428	QSize ds = s;
1429	if (ds.width() * m_aspectHeight > ds.height() * m_aspectWidth) {
1430		ds.setWidth(ds.height() * m_aspectWidth / m_aspectHeight);
1431	} else if (ds.width() * m_aspectHeight < ds.height() * m_aspectWidth) {
1432		ds.setHeight(ds.width() * m_aspectHeight / m_aspectWidth);
1433	}
1434	QPoint origin = QPoint((s.width() - ds.width()) / 2, (s.height() - ds.height()) / 2);
1435	QRect full(origin, ds);
1436	painter.drawPixmap(full, *logo);
1437}