all repos — mgba @ 89d53868da54cb0c058dd0b61c6267bdd6514012

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
  48#if defined(__WIN32) || defined(__OpenBSD__)
  49// This is a macro everywhere except MinGW and OpenBSD, it seems
  50using std::isnan;
  51#endif
  52
  53Window::Window(ConfigController* config, int playerId, QWidget* parent)
  54	: QMainWindow(parent)
  55	, m_log(0)
  56	, m_logView(new LogView(&m_log))
  57	, m_stateWindow(nullptr)
  58	, m_screenWidget(new WindowBackground())
  59	, m_logo(":/res/mgba-1024.png")
  60	, m_config(config)
  61	, m_inputController(playerId, this)
  62#ifdef USE_FFMPEG
  63	, m_videoView(nullptr)
  64#endif
  65#ifdef USE_MAGICK
  66	, m_gifView(nullptr)
  67#endif
  68#ifdef USE_GDB_STUB
  69	, m_gdbController(nullptr)
  70#endif
  71	, m_mruMenu(nullptr)
  72	, m_shortcutController(new ShortcutController(this))
  73	, m_playerId(playerId)
  74	, m_fullscreenOnStart(false)
  75	, m_autoresume(false)
  76{
  77	setFocusPolicy(Qt::StrongFocus);
  78	setAcceptDrops(true);
  79	setAttribute(Qt::WA_DeleteOnClose);
  80	m_controller = new GameController(this);
  81	m_controller->setInputController(&m_inputController);
  82	m_controller->setOverrides(m_config->overrides());
  83	updateTitle();
  84
  85	m_display = Display::create(this);
  86	m_shaderView = new ShaderSelector(m_display, m_config);
  87
  88	m_logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
  89	m_logo = m_logo; // Free memory left over in old pixmap
  90
  91	m_screenWidget->setMinimumSize(m_display->minimumSize());
  92	m_screenWidget->setSizePolicy(m_display->sizePolicy());
  93	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
  94	m_screenWidget->setPixmap(m_logo);
  95	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
  96	setCentralWidget(m_screenWidget);
  97
  98	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
  99	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), &m_inputController, SLOT(suspendScreensaver()));
 100	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
 101	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
 102	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), &m_inputController, SLOT(resumeScreensaver()));
 103	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
 104	connect(m_controller, SIGNAL(rewound(GBAThread*)), m_display, SLOT(forceDraw()));
 105	connect(m_controller, &GameController::gamePaused, [this]() {
 106		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS,
 107		                    VIDEO_VERTICAL_PIXELS, 1024, QImage::Format_RGBX8888);
 108		QPixmap pixmap;
 109		pixmap.convertFromImage(currentImage);
 110		m_screenWidget->setPixmap(pixmap);
 111		m_screenWidget->setLockAspectRatio(3, 2);
 112	});
 113	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), m_display, SLOT(pauseDrawing()));
 114#ifndef Q_OS_MAC
 115	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), menuBar(), SLOT(show()));
 116	connect(m_controller, &GameController::gameUnpaused, [this]() {
 117		if(isFullScreen()) {
 118			menuBar()->hide();
 119		}
 120	});
 121#endif
 122	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), &m_inputController, SLOT(resumeScreensaver()));
 123	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), m_display, SLOT(unpauseDrawing()));
 124	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), &m_inputController, SLOT(suspendScreensaver()));
 125	connect(m_controller, SIGNAL(postLog(int, const QString&)), &m_log, SLOT(postLog(int, const QString&)));
 126	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(recordFrame()));
 127	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), m_display, SLOT(framePosted(const uint32_t*)));
 128	connect(m_controller, SIGNAL(gameCrashed(const QString&)), this, SLOT(gameCrashed(const QString&)));
 129	connect(m_controller, SIGNAL(gameFailed()), this, SLOT(gameFailed()));
 130	connect(m_controller, SIGNAL(unimplementedBiosCall(int)), this, SLOT(unimplementedBiosCall(int)));
 131	connect(m_controller, SIGNAL(statusPosted(const QString&)), m_display, SLOT(showMessage(const QString&)));
 132	connect(&m_log, SIGNAL(levelsSet(int)), m_controller, SLOT(setLogLevel(int)));
 133	connect(&m_log, SIGNAL(levelsEnabled(int)), m_controller, SLOT(enableLogLevel(int)));
 134	connect(&m_log, SIGNAL(levelsDisabled(int)), m_controller, SLOT(disableLogLevel(int)));
 135	connect(this, SIGNAL(startDrawing(GBAThread*)), m_display, SLOT(startDrawing(GBAThread*)), Qt::QueuedConnection);
 136	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 137	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 138	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 139	connect(this, SIGNAL(shutdown()), m_shaderView, SLOT(hide()));
 140	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 141	connect(this, SIGNAL(sampleRateChanged(unsigned)), m_controller, SLOT(setAudioSampleRate(unsigned)));
 142	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 143	connect(&m_fpsTimer, SIGNAL(timeout()), this, SLOT(showFPS()));
 144	connect(&m_focusCheck, SIGNAL(timeout()), this, SLOT(focusCheck()));
 145	connect(m_display, &Display::hideCursor, [this]() {
 146		if (static_cast<QStackedLayout*>(m_screenWidget->layout())->currentWidget() == m_display) {
 147			m_screenWidget->setCursor(Qt::BlankCursor);
 148		}
 149	});
 150	connect(m_display, &Display::showCursor, [this]() {
 151		m_screenWidget->unsetCursor();
 152	});
 153	connect(&m_inputController, SIGNAL(profileLoaded(const QString&)), m_shortcutController, SLOT(loadProfile(const QString&)));
 154
 155	m_log.setLevels(GBA_LOG_WARN | GBA_LOG_ERROR | GBA_LOG_FATAL | GBA_LOG_STATUS);
 156	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 157	m_focusCheck.setInterval(200);
 158
 159	m_shortcutController->setConfigController(m_config);
 160	setupMenu(menuBar());
 161}
 162
 163Window::~Window() {
 164	delete m_logView;
 165
 166#ifdef USE_FFMPEG
 167	delete m_videoView;
 168#endif
 169
 170#ifdef USE_MAGICK
 171	delete m_gifView;
 172#endif
 173}
 174
 175void Window::argumentsPassed(GBAArguments* args) {
 176	loadConfig();
 177
 178	if (args->patch) {
 179		m_controller->loadPatch(args->patch);
 180	}
 181
 182	if (args->fname) {
 183		m_controller->loadGame(args->fname, args->dirmode);
 184	}
 185}
 186
 187void Window::resizeFrame(int width, int height) {
 188	QSize newSize(width, height);
 189	m_screenWidget->setSizeHint(newSize);
 190	newSize -= m_screenWidget->size();
 191	newSize += size();
 192	resize(newSize);
 193}
 194
 195void Window::setConfig(ConfigController* config) {
 196	m_config = config;
 197}
 198
 199void Window::loadConfig() {
 200	const GBAOptions* opts = m_config->options();
 201
 202	m_log.setLevels(opts->logLevel);
 203
 204	m_controller->setOptions(opts);
 205	m_display->lockAspectRatio(opts->lockAspectRatio);
 206	m_display->filter(opts->resampleVideo);
 207
 208	if (opts->bios) {
 209		m_controller->loadBIOS(opts->bios);
 210	}
 211
 212	// TODO: Move these to ConfigController
 213	if (opts->fpsTarget) {
 214		emit fpsTargetChanged(opts->fpsTarget);
 215	}
 216
 217	if (opts->audioBuffers) {
 218		emit audioBufferSamplesChanged(opts->audioBuffers);
 219	}
 220
 221	if (opts->sampleRate) {
 222		emit sampleRateChanged(opts->sampleRate);
 223	}
 224
 225	if (opts->width && opts->height) {
 226		resizeFrame(opts->width, opts->height);
 227	}
 228
 229	if (opts->fullscreen) {
 230		enterFullScreen();
 231	}
 232
 233	if (opts->shader) {
 234		struct VDir* shader = VDirOpen(opts->shader);
 235		if (shader) {
 236			m_display->setShaders(shader);
 237			m_shaderView->refreshShaders();
 238			shader->close(shader);
 239		}
 240	}
 241
 242	m_inputController.setScreensaverSuspendable(opts->suspendScreensaver);
 243
 244	m_mruFiles = m_config->getMRU();
 245	updateMRU();
 246
 247	m_inputController.setConfiguration(m_config);
 248}
 249
 250void Window::saveConfig() {
 251	m_inputController.saveConfiguration();
 252	m_config->write();
 253}
 254
 255void Window::selectROM() {
 256	QStringList formats{
 257		"*.gba",
 258#ifdef USE_LIBZIP
 259		"*.zip",
 260#endif
 261#ifdef USE_LZMA
 262		"*.7z",
 263#endif
 264		"*.agb",
 265		"*.mb",
 266		"*.rom",
 267		"*.bin"};
 268	QString filter = tr("Game Boy Advance ROMs (%1)").arg(formats.join(QChar(' ')));
 269	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), filter);
 270	if (!filename.isEmpty()) {
 271		m_controller->loadGame(filename);
 272	}
 273}
 274
 275void Window::replaceROM() {
 276	QStringList formats{
 277		"*.gba",
 278#ifdef USE_LIBZIP
 279		"*.zip",
 280#endif
 281#ifdef USE_LZMA
 282		"*.7z",
 283#endif
 284		"*.rom",
 285		"*.bin"};
 286	QString filter = tr("Game Boy Advance ROMs (%1)").arg(formats.join(QChar(' ')));
 287	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), filter);
 288	if (!filename.isEmpty()) {
 289		m_controller->replaceGame(filename);
 290	}
 291}
 292
 293void Window::multiplayerChanged() {
 294	disconnect(nullptr, this, SLOT(multiplayerChanged()));
 295	int attached = 1;
 296	MultiplayerController* multiplayer = m_controller->multiplayerController();
 297	if (multiplayer) {
 298		attached = multiplayer->attached();
 299		connect(multiplayer, SIGNAL(gameAttached()), this, SLOT(multiplayerChanged()));
 300		connect(multiplayer, SIGNAL(gameDetached()), this, SLOT(multiplayerChanged()));
 301		m_playerId = multiplayer->playerId(m_controller);
 302	}
 303	if (m_controller->isLoaded()) {
 304		for (QAction* action : m_nonMpActions) {
 305			action->setDisabled(attached > 1);
 306		}
 307	}
 308}
 309
 310void Window::selectBIOS() {
 311	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select BIOS"));
 312	if (!filename.isEmpty()) {
 313		m_config->setOption("bios", filename);
 314		m_config->updateOption("bios");
 315		m_config->setOption("useBios", true);
 316		m_config->updateOption("useBios");
 317		m_controller->loadBIOS(filename);
 318	}
 319}
 320
 321void Window::selectPatch() {
 322	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select patch"), tr("Patches (*.ips *.ups *.bps)"));
 323	if (!filename.isEmpty()) {
 324		m_controller->loadPatch(filename);
 325	}
 326}
 327
 328void Window::openView(QWidget* widget) {
 329	connect(this, SIGNAL(shutdown()), widget, SLOT(close()));
 330	widget->setAttribute(Qt::WA_DeleteOnClose);
 331	widget->show();
 332}
 333
 334void Window::importSharkport() {
 335	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 336	if (!filename.isEmpty()) {
 337		m_controller->importSharkport(filename);
 338	}
 339}
 340
 341void Window::exportSharkport() {
 342	QString filename = GBAApp::app()->getSaveFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 343	if (!filename.isEmpty()) {
 344		m_controller->exportSharkport(filename);
 345	}
 346}
 347
 348void Window::openSettingsWindow() {
 349	SettingsView* settingsWindow = new SettingsView(m_config, &m_inputController, m_shortcutController);
 350	connect(settingsWindow, SIGNAL(biosLoaded(const QString&)), m_controller, SLOT(loadBIOS(const QString&)));
 351	connect(settingsWindow, SIGNAL(audioDriverChanged()), m_controller, SLOT(reloadAudioDriver()));
 352	connect(settingsWindow, SIGNAL(displayDriverChanged()), this, SLOT(mustRestart()));
 353	openView(settingsWindow);
 354}
 355
 356void Window::openOverrideWindow() {
 357	OverrideView* overrideWindow = new OverrideView(m_controller, m_config);
 358	openView(overrideWindow);
 359}
 360
 361void Window::openSensorWindow() {
 362	SensorView* sensorWindow = new SensorView(m_controller, &m_inputController);
 363	openView(sensorWindow);
 364}
 365
 366void Window::openCheatsWindow() {
 367	CheatsView* cheatsWindow = new CheatsView(m_controller);
 368	openView(cheatsWindow);
 369}
 370
 371void Window::openPaletteWindow() {
 372	PaletteView* paletteWindow = new PaletteView(m_controller);
 373	openView(paletteWindow);
 374}
 375
 376void Window::openMemoryWindow() {
 377	MemoryView* memoryWindow = new MemoryView(m_controller);
 378	openView(memoryWindow);
 379}
 380
 381void Window::openIOViewer() {
 382	IOViewer* ioViewer = new IOViewer(m_controller);
 383	openView(ioViewer);
 384}
 385
 386void Window::openAboutScreen() {
 387	AboutScreen* about = new AboutScreen();
 388	openView(about);
 389}
 390
 391void Window::openROMInfo() {
 392	ROMInfo* romInfo = new ROMInfo(m_controller);
 393	openView(romInfo);
 394}
 395
 396#ifdef USE_FFMPEG
 397void Window::openVideoWindow() {
 398	if (!m_videoView) {
 399		m_videoView = new VideoView();
 400		connect(m_videoView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 401		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 402		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(stopRecording()));
 403		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(close()));
 404		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
 405	}
 406	m_videoView->show();
 407}
 408#endif
 409
 410#ifdef USE_MAGICK
 411void Window::openGIFWindow() {
 412	if (!m_gifView) {
 413		m_gifView = new GIFView();
 414		connect(m_gifView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 415		connect(m_gifView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 416		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(stopRecording()));
 417		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(close()));
 418		connect(this, SIGNAL(shutdown()), m_gifView, SLOT(close()));
 419	}
 420	m_gifView->show();
 421}
 422#endif
 423
 424#ifdef USE_GDB_STUB
 425void Window::gdbOpen() {
 426	if (!m_gdbController) {
 427		m_gdbController = new GDBController(m_controller, this);
 428	}
 429	GDBWindow* window = new GDBWindow(m_gdbController);
 430	openView(window);
 431}
 432#endif
 433
 434void Window::keyPressEvent(QKeyEvent* event) {
 435	if (event->isAutoRepeat()) {
 436		QWidget::keyPressEvent(event);
 437		return;
 438	}
 439	GBAKey key = m_inputController.mapKeyboard(event->key());
 440	if (key == GBA_KEY_NONE) {
 441		QWidget::keyPressEvent(event);
 442		return;
 443	}
 444	m_controller->keyPressed(key);
 445	event->accept();
 446}
 447
 448void Window::keyReleaseEvent(QKeyEvent* event) {
 449	if (event->isAutoRepeat()) {
 450		QWidget::keyReleaseEvent(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->keyReleased(key);
 459	event->accept();
 460}
 461
 462void Window::resizeEvent(QResizeEvent* event) {
 463	if (!isFullScreen()) {
 464		m_config->setOption("height", m_screenWidget->height());
 465		m_config->setOption("width", m_screenWidget->width());
 466	}
 467
 468	int factor = 0;
 469	if (event->size().width() % VIDEO_HORIZONTAL_PIXELS == 0 && event->size().height() % VIDEO_VERTICAL_PIXELS == 0 &&
 470	    event->size().width() / VIDEO_HORIZONTAL_PIXELS == event->size().height() / VIDEO_VERTICAL_PIXELS) {
 471		factor = event->size().width() / VIDEO_HORIZONTAL_PIXELS;
 472	}
 473	for (QMap<int, QAction*>::iterator iter = m_frameSizes.begin(); iter != m_frameSizes.end(); ++iter) {
 474		bool enableSignals = iter.value()->blockSignals(true);
 475		if (iter.key() == factor) {
 476			iter.value()->setChecked(true);
 477		} else {
 478			iter.value()->setChecked(false);
 479		}
 480		iter.value()->blockSignals(enableSignals);
 481	}
 482
 483	m_config->setOption("fullscreen", isFullScreen());
 484}
 485
 486void Window::showEvent(QShowEvent* event) {
 487	resizeFrame(m_screenWidget->sizeHint().width(), m_screenWidget->sizeHint().height());
 488	QVariant windowPos = m_config->getQtOption("windowPos");
 489	if (!windowPos.isNull()) {
 490		move(windowPos.toPoint());
 491	} else {
 492		QRect rect = frameGeometry();
 493		rect.moveCenter(QApplication::desktop()->availableGeometry().center());
 494		move(rect.topLeft());
 495	}
 496	if (m_fullscreenOnStart) {
 497		enterFullScreen();
 498		m_fullscreenOnStart = false;
 499	}
 500}
 501
 502void Window::closeEvent(QCloseEvent* event) {
 503	emit shutdown();
 504	m_config->setQtOption("windowPos", pos());
 505	saveConfig();
 506	QMainWindow::closeEvent(event);
 507}
 508
 509void Window::focusInEvent(QFocusEvent*) {
 510	m_display->forceDraw();
 511}
 512
 513void Window::focusOutEvent(QFocusEvent*) {
 514	m_controller->setTurbo(false, false);
 515	m_controller->stopRewinding();
 516	m_controller->clearKeys();
 517}
 518
 519void Window::dragEnterEvent(QDragEnterEvent* event) {
 520	if (event->mimeData()->hasFormat("text/uri-list")) {
 521		event->acceptProposedAction();
 522	}
 523}
 524
 525void Window::dropEvent(QDropEvent* event) {
 526	QString uris = event->mimeData()->data("text/uri-list");
 527	uris = uris.trimmed();
 528	if (uris.contains("\n")) {
 529		// Only one file please
 530		return;
 531	}
 532	QUrl url(uris);
 533	if (!url.isLocalFile()) {
 534		// No remote loading
 535		return;
 536	}
 537	event->accept();
 538	m_controller->loadGame(url.toLocalFile());
 539}
 540
 541void Window::mouseDoubleClickEvent(QMouseEvent* event) {
 542	if (event->button() != Qt::LeftButton) {
 543		return;
 544	}
 545	toggleFullScreen();
 546}
 547
 548void Window::enterFullScreen() {
 549	if (!isVisible()) {
 550		m_fullscreenOnStart = true;
 551		return;
 552	}
 553	if (isFullScreen()) {
 554		return;
 555	}
 556	showFullScreen();
 557#ifndef Q_OS_MAC
 558	if (m_controller->isLoaded() && !m_controller->isPaused()) {
 559		menuBar()->hide();
 560	}
 561#endif
 562}
 563
 564void Window::exitFullScreen() {
 565	if (!isFullScreen()) {
 566		return;
 567	}
 568	m_screenWidget->unsetCursor();
 569	menuBar()->show();
 570	showNormal();
 571}
 572
 573void Window::toggleFullScreen() {
 574	if (isFullScreen()) {
 575		exitFullScreen();
 576	} else {
 577		enterFullScreen();
 578	}
 579}
 580
 581void Window::gameStarted(GBAThread* context) {
 582	char title[13] = { '\0' };
 583	MutexLock(&context->stateMutex);
 584	if (context->state < THREAD_EXITING) {
 585		emit startDrawing(context);
 586	} else {
 587		MutexUnlock(&context->stateMutex);
 588		return;
 589	}
 590	MutexUnlock(&context->stateMutex);
 591	foreach (QAction* action, m_gameActions) {
 592		action->setDisabled(false);
 593	}
 594	multiplayerChanged();
 595	if (context->fname) {
 596		setWindowFilePath(context->fname);
 597		appendMRU(context->fname);
 598	}
 599	updateTitle();
 600	attachWidget(m_display);
 601
 602#ifndef Q_OS_MAC
 603	if (isFullScreen()) {
 604		menuBar()->hide();
 605	}
 606#endif
 607
 608	m_hitUnimplementedBiosCall = false;
 609	m_fpsTimer.start();
 610	m_focusCheck.start();
 611}
 612
 613void Window::gameStopped() {
 614	foreach (QAction* action, m_gameActions) {
 615		action->setDisabled(true);
 616	}
 617	setWindowFilePath(QString());
 618	updateTitle();
 619	detachWidget(m_display);
 620	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
 621	m_screenWidget->setPixmap(m_logo);
 622	m_screenWidget->unsetCursor();
 623
 624	m_fpsTimer.stop();
 625	m_focusCheck.stop();
 626}
 627
 628void Window::gameCrashed(const QString& errorMessage) {
 629	QMessageBox* crash = new QMessageBox(QMessageBox::Critical, tr("Crash"),
 630	                                     tr("The game has crashed with the following error:\n\n%1").arg(errorMessage),
 631	                                     QMessageBox::Ok, this, Qt::Sheet);
 632	crash->setAttribute(Qt::WA_DeleteOnClose);
 633	crash->show();
 634}
 635
 636void Window::gameFailed() {
 637	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Couldn't Load"),
 638	                                    tr("Could not load game. Are you sure it's in the correct format?"),
 639	                                    QMessageBox::Ok, this, Qt::Sheet);
 640	fail->setAttribute(Qt::WA_DeleteOnClose);
 641	fail->show();
 642}
 643
 644void Window::unimplementedBiosCall(int call) {
 645	if (m_hitUnimplementedBiosCall) {
 646		return;
 647	}
 648	m_hitUnimplementedBiosCall = true;
 649
 650	QMessageBox* fail = new QMessageBox(
 651	    QMessageBox::Warning, tr("Unimplemented BIOS call"),
 652	    tr("This game uses a BIOS call that is not implemented. Please use the official BIOS for best experience."),
 653	    QMessageBox::Ok, this, Qt::Sheet);
 654	fail->setAttribute(Qt::WA_DeleteOnClose);
 655	fail->show();
 656}
 657
 658void Window::tryMakePortable() {
 659	QMessageBox* confirm = new QMessageBox(QMessageBox::Question, tr("Really make portable?"),
 660	                                       tr("This will make the emulator load its configuration from the same directory as the executable. Do you want to continue?"),
 661	                                       QMessageBox::Yes | QMessageBox::Cancel, this, Qt::Sheet);
 662	confirm->setAttribute(Qt::WA_DeleteOnClose);
 663	connect(confirm->button(QMessageBox::Yes), SIGNAL(clicked()), m_config, SLOT(makePortable()));
 664	confirm->show();
 665}
 666
 667void Window::mustRestart() {
 668	QMessageBox* dialog = new QMessageBox(QMessageBox::Warning, tr("Restart needed"),
 669	                                      tr("Some changes will not take effect until the emulator is restarted."),
 670	                                      QMessageBox::Ok, this, Qt::Sheet);
 671	dialog->setAttribute(Qt::WA_DeleteOnClose);
 672	dialog->show();
 673}
 674
 675void Window::recordFrame() {
 676	m_frameList.append(QDateTime::currentDateTime());
 677	while (m_frameList.count() > FRAME_LIST_SIZE) {
 678		m_frameList.removeFirst();
 679	}
 680}
 681
 682void Window::showFPS() {
 683	if (m_frameList.isEmpty()) {
 684		updateTitle();
 685		return;
 686	}
 687	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
 688	float fps = (m_frameList.count() - 1) * 10000.f / interval;
 689	fps = round(fps) / 10.f;
 690	updateTitle(fps);
 691}
 692
 693void Window::updateTitle(float fps) {
 694	QString title;
 695
 696	m_controller->threadInterrupt();
 697	if (m_controller->isLoaded()) {
 698		const NoIntroDB* db = GBAApp::app()->gameDB();
 699		NoIntroGame game;
 700		if (db && NoIntroDBLookupGameByCRC(db, m_controller->thread()->gba->romCrc32, &game)) {
 701			title = QLatin1String(game.name);
 702		} else {
 703			char gameTitle[13] = { '\0' };
 704			GBAGetGameTitle(m_controller->thread()->gba, gameTitle);
 705			title = gameTitle;
 706		}
 707	}
 708	MultiplayerController* multiplayer = m_controller->multiplayerController();
 709	if (multiplayer && multiplayer->attached() > 1) {
 710		title += tr(" -  Player %1 of %2").arg(m_playerId + 1).arg(multiplayer->attached());
 711	}
 712	m_controller->threadContinue();
 713	if (title.isNull()) {
 714		setWindowTitle(tr("%1 - %2").arg(projectName).arg(projectVersion));
 715	} else if (isnan(fps)) {
 716		setWindowTitle(tr("%1 - %2 - %3").arg(projectName).arg(title).arg(projectVersion));
 717	} else {
 718		setWindowTitle(tr("%1 - %2 (%3 fps) - %4").arg(projectName).arg(title).arg(fps).arg(projectVersion));
 719	}
 720}
 721
 722void Window::openStateWindow(LoadSave ls) {
 723	if (m_stateWindow) {
 724		return;
 725	}
 726	MultiplayerController* multiplayer = m_controller->multiplayerController();
 727	if (multiplayer && multiplayer->attached() > 1) {
 728		return;
 729	}
 730	bool wasPaused = m_controller->isPaused();
 731	m_stateWindow = new LoadSaveState(m_controller);
 732	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
 733	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_stateWindow, SLOT(close()));
 734	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
 735		detachWidget(m_stateWindow);
 736		m_stateWindow = nullptr;
 737		QMetaObject::invokeMethod(this, "setFocus", Qt::QueuedConnection);
 738	});
 739	if (!wasPaused) {
 740		m_controller->setPaused(true);
 741		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
 742	}
 743	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
 744	m_stateWindow->setMode(ls);
 745	attachWidget(m_stateWindow);
 746}
 747
 748void Window::setupMenu(QMenuBar* menubar) {
 749	menubar->clear();
 750	QMenu* fileMenu = menubar->addMenu(tr("&File"));
 751	m_shortcutController->addMenu(fileMenu);
 752	installEventFilter(m_shortcutController);
 753	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open),
 754	                    "loadROM");
 755	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS())), "loadBIOS");
 756	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch())), "loadPatch");
 757	addControlledAction(fileMenu, fileMenu->addAction(tr("Boot BIOS"), m_controller, SLOT(bootBIOS())), "bootBIOS");
 758
 759	addControlledAction(fileMenu, fileMenu->addAction(tr("Replace ROM..."), this, SLOT(replaceROM())), "replaceROM");
 760
 761	QAction* romInfo = new QAction(tr("ROM &info..."), fileMenu);
 762	connect(romInfo, SIGNAL(triggered()), this, SLOT(openROMInfo()));
 763	m_gameActions.append(romInfo);
 764	addControlledAction(fileMenu, romInfo, "romInfo");
 765
 766	m_mruMenu = fileMenu->addMenu(tr("Recent"));
 767
 768	fileMenu->addSeparator();
 769
 770	addControlledAction(fileMenu, fileMenu->addAction(tr("Make portable"), this, SLOT(tryMakePortable())), "makePortable");
 771
 772	fileMenu->addSeparator();
 773
 774	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
 775	loadState->setShortcut(tr("F10"));
 776	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
 777	m_gameActions.append(loadState);
 778	m_nonMpActions.append(loadState);
 779	addControlledAction(fileMenu, loadState, "loadState");
 780
 781	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
 782	saveState->setShortcut(tr("Shift+F10"));
 783	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
 784	m_gameActions.append(saveState);
 785	m_nonMpActions.append(saveState);
 786	addControlledAction(fileMenu, saveState, "saveState");
 787
 788	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
 789	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
 790	m_shortcutController->addMenu(quickLoadMenu);
 791	m_shortcutController->addMenu(quickSaveMenu);
 792
 793	QAction* quickLoad = new QAction(tr("Load recent"), quickLoadMenu);
 794	connect(quickLoad, SIGNAL(triggered()), m_controller, SLOT(loadState()));
 795	m_gameActions.append(quickLoad);
 796	m_nonMpActions.append(quickLoad);
 797	addControlledAction(quickLoadMenu, quickLoad, "quickLoad");
 798
 799	QAction* quickSave = new QAction(tr("Save recent"), quickSaveMenu);
 800	connect(quickSave, SIGNAL(triggered()), m_controller, SLOT(saveState()));
 801	m_gameActions.append(quickSave);
 802	m_nonMpActions.append(quickSave);
 803	addControlledAction(quickSaveMenu, quickSave, "quickSave");
 804
 805	quickLoadMenu->addSeparator();
 806	quickSaveMenu->addSeparator();
 807
 808	QAction* undoLoadState = new QAction(tr("Undo load state"), quickLoadMenu);
 809	undoLoadState->setShortcut(tr("F11"));
 810	connect(undoLoadState, SIGNAL(triggered()), m_controller, SLOT(loadBackupState()));
 811	m_gameActions.append(undoLoadState);
 812	m_nonMpActions.append(undoLoadState);
 813	addControlledAction(quickLoadMenu, undoLoadState, "undoLoadState");
 814
 815	QAction* undoSaveState = new QAction(tr("Undo save state"), quickSaveMenu);
 816	undoSaveState->setShortcut(tr("Shift+F11"));
 817	connect(undoSaveState, SIGNAL(triggered()), m_controller, SLOT(saveBackupState()));
 818	m_gameActions.append(undoSaveState);
 819	m_nonMpActions.append(undoSaveState);
 820	addControlledAction(quickSaveMenu, undoSaveState, "undoSaveState");
 821
 822	quickLoadMenu->addSeparator();
 823	quickSaveMenu->addSeparator();
 824
 825	int i;
 826	for (i = 1; i < 10; ++i) {
 827		quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
 828		quickLoad->setShortcut(tr("F%1").arg(i));
 829		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
 830		m_gameActions.append(quickLoad);
 831		m_nonMpActions.append(quickLoad);
 832		addControlledAction(quickLoadMenu, quickLoad, QString("quickLoad.%1").arg(i));
 833
 834		quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
 835		quickSave->setShortcut(tr("Shift+F%1").arg(i));
 836		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
 837		m_gameActions.append(quickSave);
 838		m_nonMpActions.append(quickSave);
 839		addControlledAction(quickSaveMenu, quickSave, QString("quickSave.%1").arg(i));
 840	}
 841
 842	fileMenu->addSeparator();
 843	QAction* importShark = new QAction(tr("Import GameShark Save"), fileMenu);
 844	connect(importShark, SIGNAL(triggered()), this, SLOT(importSharkport()));
 845	m_gameActions.append(importShark);
 846	addControlledAction(fileMenu, importShark, "importShark");
 847
 848	QAction* exportShark = new QAction(tr("Export GameShark Save"), fileMenu);
 849	connect(exportShark, SIGNAL(triggered()), this, SLOT(exportSharkport()));
 850	m_gameActions.append(exportShark);
 851	addControlledAction(fileMenu, exportShark, "exportShark");
 852
 853	fileMenu->addSeparator();
 854	QAction* multiWindow = new QAction(tr("New multiplayer window"), fileMenu);
 855	connect(multiWindow, &QAction::triggered, [this]() {
 856		GBAApp::app()->newWindow();
 857	});
 858	addControlledAction(fileMenu, multiWindow, "multiWindow");
 859
 860#ifndef Q_OS_MAC
 861	fileMenu->addSeparator();
 862#endif
 863
 864	QAction* about = new QAction(tr("About"), fileMenu);
 865	connect(about, SIGNAL(triggered()), this, SLOT(openAboutScreen()));
 866	fileMenu->addAction(about);
 867
 868#ifndef Q_OS_MAC
 869	addControlledAction(fileMenu, fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit), "quit");
 870#endif
 871
 872	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
 873	m_shortcutController->addMenu(emulationMenu);
 874	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
 875	reset->setShortcut(tr("Ctrl+R"));
 876	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
 877	m_gameActions.append(reset);
 878	addControlledAction(emulationMenu, reset, "reset");
 879
 880	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
 881	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
 882	m_gameActions.append(shutdown);
 883	addControlledAction(emulationMenu, shutdown, "shutdown");
 884
 885	QAction* yank = new QAction(tr("Yank game pak"), emulationMenu);
 886	connect(yank, SIGNAL(triggered()), m_controller, SLOT(yankPak()));
 887	m_gameActions.append(yank);
 888	addControlledAction(emulationMenu, yank, "yank");
 889	emulationMenu->addSeparator();
 890
 891	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
 892	pause->setChecked(false);
 893	pause->setCheckable(true);
 894	pause->setShortcut(tr("Ctrl+P"));
 895	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
 896	connect(m_controller, &GameController::gamePaused, [this, pause]() {
 897		pause->setChecked(true);
 898	});
 899	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
 900	m_gameActions.append(pause);
 901	addControlledAction(emulationMenu, pause, "pause");
 902
 903	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
 904	frameAdvance->setShortcut(tr("Ctrl+N"));
 905	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
 906	m_gameActions.append(frameAdvance);
 907	m_nonMpActions.append(frameAdvance);
 908	addControlledAction(emulationMenu, frameAdvance, "frameAdvance");
 909
 910	emulationMenu->addSeparator();
 911
 912	m_shortcutController->addFunctions(emulationMenu, [this]() {
 913		m_controller->setTurbo(true, false);
 914	}, [this]() {
 915		m_controller->setTurbo(false, false);
 916	}, QKeySequence(Qt::Key_Tab), tr("Fast forward (held)"), "holdFastForward");
 917
 918	QAction* turbo = new QAction(tr("&Fast forward"), emulationMenu);
 919	turbo->setCheckable(true);
 920	turbo->setChecked(false);
 921	turbo->setShortcut(tr("Shift+Tab"));
 922	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
 923	addControlledAction(emulationMenu, turbo, "fastForward");
 924
 925	QMenu* ffspeedMenu = emulationMenu->addMenu(tr("Fast forward speed"));
 926	ConfigOption* ffspeed = m_config->addOption("fastForwardRatio");
 927	ffspeed->connect([this](const QVariant& value) {
 928		m_controller->setTurboSpeed(value.toFloat());
 929	}, this);
 930	ffspeed->addValue(tr("Unbounded"), -1.0f, ffspeedMenu);
 931	ffspeed->setValue(QVariant(-1.0f));
 932	ffspeedMenu->addSeparator();
 933	for (i = 2; i < 11; ++i) {
 934		ffspeed->addValue(tr("%0x").arg(i), i, ffspeedMenu);
 935	}
 936	m_config->updateOption("fastForwardRatio");
 937
 938	m_shortcutController->addFunctions(emulationMenu, [this]() {
 939		m_controller->startRewinding();
 940	}, [this]() {
 941		m_controller->stopRewinding();
 942	}, QKeySequence("~"), tr("Rewind (held)"), "holdRewind");
 943
 944	QAction* rewind = new QAction(tr("Re&wind"), emulationMenu);
 945	rewind->setShortcut(tr("`"));
 946	connect(rewind, SIGNAL(triggered()), m_controller, SLOT(rewind()));
 947	m_gameActions.append(rewind);
 948	m_nonMpActions.append(rewind);
 949	addControlledAction(emulationMenu, rewind, "rewind");
 950
 951	QAction* frameRewind = new QAction(tr("Step backwards"), emulationMenu);
 952	frameRewind->setShortcut(tr("Ctrl+B"));
 953	connect(frameRewind, &QAction::triggered, [this] () {
 954		m_controller->rewind(1);
 955	});
 956	m_gameActions.append(frameRewind);
 957	m_nonMpActions.append(frameRewind);
 958	addControlledAction(emulationMenu, frameRewind, "frameRewind");
 959
 960	ConfigOption* videoSync = m_config->addOption("videoSync");
 961	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
 962	videoSync->connect([this](const QVariant& value) {
 963		m_controller->setVideoSync(value.toBool());
 964	}, this);
 965	m_config->updateOption("videoSync");
 966
 967	ConfigOption* audioSync = m_config->addOption("audioSync");
 968	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
 969	audioSync->connect([this](const QVariant& value) {
 970		m_controller->setAudioSync(value.toBool());
 971	}, this);
 972	m_config->updateOption("audioSync");
 973
 974	emulationMenu->addSeparator();
 975
 976	QMenu* solarMenu = emulationMenu->addMenu(tr("Solar sensor"));
 977	m_shortcutController->addMenu(solarMenu);
 978	QAction* solarIncrease = new QAction(tr("Increase solar level"), solarMenu);
 979	connect(solarIncrease, SIGNAL(triggered()), m_controller, SLOT(increaseLuminanceLevel()));
 980	addControlledAction(solarMenu, solarIncrease, "increaseLuminanceLevel");
 981
 982	QAction* solarDecrease = new QAction(tr("Decrease solar level"), solarMenu);
 983	connect(solarDecrease, SIGNAL(triggered()), m_controller, SLOT(decreaseLuminanceLevel()));
 984	addControlledAction(solarMenu, solarDecrease, "decreaseLuminanceLevel");
 985
 986	QAction* maxSolar = new QAction(tr("Brightest solar level"), solarMenu);
 987	connect(maxSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(10); });
 988	addControlledAction(solarMenu, maxSolar, "maxLuminanceLevel");
 989
 990	QAction* minSolar = new QAction(tr("Darkest solar level"), solarMenu);
 991	connect(minSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(0); });
 992	addControlledAction(solarMenu, minSolar, "minLuminanceLevel");
 993
 994	solarMenu->addSeparator();
 995	for (int i = 0; i <= 10; ++i) {
 996		QAction* setSolar = new QAction(tr("Brightness %1").arg(QString::number(i)), solarMenu);
 997		connect(setSolar, &QAction::triggered, [this, i]() {
 998			m_controller->setLuminanceLevel(i);
 999		});
1000		addControlledAction(solarMenu, setSolar, QString("luminanceLevel.%1").arg(QString::number(i)));
1001	}
1002
1003	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
1004	m_shortcutController->addMenu(avMenu);
1005	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
1006	m_shortcutController->addMenu(frameMenu, avMenu);
1007	for (int i = 1; i <= 6; ++i) {
1008		QAction* setSize = new QAction(tr("%1x").arg(QString::number(i)), avMenu);
1009		setSize->setCheckable(true);
1010		connect(setSize, &QAction::triggered, [this, i, setSize]() {
1011			showNormal();
1012			resizeFrame(VIDEO_HORIZONTAL_PIXELS * i, VIDEO_VERTICAL_PIXELS * i);
1013			bool enableSignals = setSize->blockSignals(true);
1014			setSize->setChecked(true);
1015			setSize->blockSignals(enableSignals);
1016		});
1017		m_frameSizes[i] = setSize;
1018		addControlledAction(frameMenu, setSize, QString("frame%1x").arg(QString::number(i)));
1019	}
1020	QKeySequence fullscreenKeys;
1021#ifdef Q_OS_WIN
1022	fullscreenKeys = QKeySequence("Alt+Return");
1023#else
1024	fullscreenKeys = QKeySequence("Ctrl+F");
1025#endif
1026	addControlledAction(frameMenu, frameMenu->addAction(tr("Toggle fullscreen"), this, SLOT(toggleFullScreen()), fullscreenKeys), "fullscreen");
1027
1028	ConfigOption* lockAspectRatio = m_config->addOption("lockAspectRatio");
1029	lockAspectRatio->addBoolean(tr("Lock aspect ratio"), avMenu);
1030	lockAspectRatio->connect([this](const QVariant& value) {
1031		m_display->lockAspectRatio(value.toBool());
1032	}, this);
1033	m_config->updateOption("lockAspectRatio");
1034
1035	ConfigOption* resampleVideo = m_config->addOption("resampleVideo");
1036	resampleVideo->addBoolean(tr("Resample video"), avMenu);
1037	resampleVideo->connect([this](const QVariant& value) {
1038		m_display->filter(value.toBool());
1039	}, this);
1040	m_config->updateOption("resampleVideo");
1041
1042	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
1043	ConfigOption* skip = m_config->addOption("frameskip");
1044	skip->connect([this](const QVariant& value) {
1045		m_controller->setFrameskip(value.toInt());
1046	}, this);
1047	for (int i = 0; i <= 10; ++i) {
1048		skip->addValue(QString::number(i), i, skipMenu);
1049	}
1050	m_config->updateOption("frameskip");
1051
1052	QAction* shaderView = new QAction(tr("Shader options..."), avMenu);
1053	connect(shaderView, SIGNAL(triggered()), m_shaderView, SLOT(show()));
1054	if (!m_display->supportsShaders()) {
1055		shaderView->setEnabled(false);
1056	}
1057	addControlledAction(avMenu, shaderView, "shaderSelector");
1058
1059	avMenu->addSeparator();
1060
1061	ConfigOption* mute = m_config->addOption("mute");
1062	mute->addBoolean(tr("Mute"), avMenu);
1063	mute->connect([this](const QVariant& value) {
1064		m_controller->setMute(value.toBool());
1065	}, this);
1066	m_config->updateOption("mute");
1067
1068	QMenu* target = avMenu->addMenu(tr("FPS target"));
1069	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
1070	fpsTargetOption->connect([this](const QVariant& value) {
1071		emit fpsTargetChanged(value.toFloat());
1072	}, this);
1073	fpsTargetOption->addValue(tr("15"), 15, target);
1074	fpsTargetOption->addValue(tr("30"), 30, target);
1075	fpsTargetOption->addValue(tr("45"), 45, target);
1076	fpsTargetOption->addValue(tr("Native (59.7)"), float(GBA_ARM7TDMI_FREQUENCY) / float(VIDEO_TOTAL_LENGTH), target);
1077	fpsTargetOption->addValue(tr("60"), 60, target);
1078	fpsTargetOption->addValue(tr("90"), 90, target);
1079	fpsTargetOption->addValue(tr("120"), 120, target);
1080	fpsTargetOption->addValue(tr("240"), 240, target);
1081	m_config->updateOption("fpsTarget");
1082
1083#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
1084	avMenu->addSeparator();
1085#endif
1086
1087#ifdef USE_PNG
1088	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
1089	screenshot->setShortcut(tr("F12"));
1090	connect(screenshot, SIGNAL(triggered()), m_controller, SLOT(screenshot()));
1091	m_gameActions.append(screenshot);
1092	addControlledAction(avMenu, screenshot, "screenshot");
1093#endif
1094
1095#ifdef USE_FFMPEG
1096	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
1097	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
1098	addControlledAction(avMenu, recordOutput, "recordOutput");
1099#endif
1100
1101#ifdef USE_MAGICK
1102	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
1103	connect(recordGIF, SIGNAL(triggered()), this, SLOT(openGIFWindow()));
1104	addControlledAction(avMenu, recordGIF, "recordGIF");
1105#endif
1106
1107	avMenu->addSeparator();
1108	QMenu* videoLayers = avMenu->addMenu(tr("Video layers"));
1109
1110	for (int i = 0; i < 4; ++i) {
1111		QAction* enableBg = new QAction(tr("Background %0").arg(i), videoLayers);
1112		enableBg->setCheckable(true);
1113		enableBg->setChecked(true);
1114		connect(enableBg, &QAction::triggered, [this, i](bool enable) { m_controller->setVideoLayerEnabled(i, enable); });
1115		addControlledAction(videoLayers, enableBg, QString("enableBG%0").arg(i));
1116	}
1117
1118	QAction* enableObj = new QAction(tr("OBJ (sprites)"), videoLayers);
1119	enableObj->setCheckable(true);
1120	enableObj->setChecked(true);
1121	connect(enableObj, &QAction::triggered, [this](bool enable) { m_controller->setVideoLayerEnabled(4, enable); });
1122	addControlledAction(videoLayers, enableObj, "enableOBJ");
1123
1124	QMenu* audioChannels = avMenu->addMenu(tr("Audio channels"));
1125
1126	for (int i = 0; i < 4; ++i) {
1127		QAction* enableCh = new QAction(tr("Channel %0").arg(i + 1), audioChannels);
1128		enableCh->setCheckable(true);
1129		enableCh->setChecked(true);
1130		connect(enableCh, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(i, enable); });
1131		addControlledAction(audioChannels, enableCh, QString("enableCh%0").arg(i + 1));
1132	}
1133
1134	QAction* enableChA = new QAction(tr("Channel A"), audioChannels);
1135	enableChA->setCheckable(true);
1136	enableChA->setChecked(true);
1137	connect(enableChA, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(4, enable); });
1138	addControlledAction(audioChannels, enableChA, QString("enableChA"));
1139
1140	QAction* enableChB = new QAction(tr("Channel B"), audioChannels);
1141	enableChB->setCheckable(true);
1142	enableChB->setChecked(true);
1143	connect(enableChB, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(5, enable); });
1144	addControlledAction(audioChannels, enableChB, QString("enableChB"));
1145
1146	QMenu* toolsMenu = menubar->addMenu(tr("&Tools"));
1147	m_shortcutController->addMenu(toolsMenu);
1148	QAction* viewLogs = new QAction(tr("View &logs..."), toolsMenu);
1149	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
1150	addControlledAction(toolsMenu, viewLogs, "viewLogs");
1151
1152	QAction* overrides = new QAction(tr("Game &overrides..."), toolsMenu);
1153	connect(overrides, SIGNAL(triggered()), this, SLOT(openOverrideWindow()));
1154	addControlledAction(toolsMenu, overrides, "overrideWindow");
1155
1156	QAction* sensors = new QAction(tr("Game &Pak sensors..."), toolsMenu);
1157	connect(sensors, SIGNAL(triggered()), this, SLOT(openSensorWindow()));
1158	addControlledAction(toolsMenu, sensors, "sensorWindow");
1159
1160	QAction* cheats = new QAction(tr("&Cheats..."), toolsMenu);
1161	connect(cheats, SIGNAL(triggered()), this, SLOT(openCheatsWindow()));
1162	addControlledAction(toolsMenu, cheats, "cheatsWindow");
1163
1164#ifdef USE_GDB_STUB
1165	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), toolsMenu);
1166	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
1167	addControlledAction(toolsMenu, gdbWindow, "gdbWindow");
1168#endif
1169
1170	toolsMenu->addSeparator();
1171	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Settings..."), this, SLOT(openSettingsWindow())),
1172	                    "settings");
1173
1174	toolsMenu->addSeparator();
1175
1176	QAction* paletteView = new QAction(tr("View &palette..."), toolsMenu);
1177	connect(paletteView, SIGNAL(triggered()), this, SLOT(openPaletteWindow()));
1178	m_gameActions.append(paletteView);
1179	addControlledAction(toolsMenu, paletteView, "paletteWindow");
1180
1181	QAction* memoryView = new QAction(tr("View memory..."), toolsMenu);
1182	connect(memoryView, SIGNAL(triggered()), this, SLOT(openMemoryWindow()));
1183	m_gameActions.append(memoryView);
1184	addControlledAction(toolsMenu, memoryView, "memoryView");
1185
1186	QAction* ioViewer = new QAction(tr("View &I/O registers..."), toolsMenu);
1187	connect(ioViewer, SIGNAL(triggered()), this, SLOT(openIOViewer()));
1188	m_gameActions.append(ioViewer);
1189	addControlledAction(toolsMenu, ioViewer, "ioViewer");
1190
1191	ConfigOption* skipBios = m_config->addOption("skipBios");
1192	skipBios->connect([this](const QVariant& value) {
1193		m_controller->setSkipBIOS(value.toBool());
1194	}, this);
1195
1196	ConfigOption* useBios = m_config->addOption("useBios");
1197	useBios->connect([this](const QVariant& value) {
1198		m_controller->setUseBIOS(value.toBool());
1199	}, this);
1200
1201	ConfigOption* buffers = m_config->addOption("audioBuffers");
1202	buffers->connect([this](const QVariant& value) {
1203		emit audioBufferSamplesChanged(value.toInt());
1204	}, this);
1205
1206	ConfigOption* sampleRate = m_config->addOption("sampleRate");
1207	sampleRate->connect([this](const QVariant& value) {
1208		emit sampleRateChanged(value.toUInt());
1209	}, this);
1210
1211	ConfigOption* volume = m_config->addOption("volume");
1212	volume->connect([this](const QVariant& value) {
1213		m_controller->setVolume(value.toInt());
1214	}, this);
1215
1216	ConfigOption* rewindEnable = m_config->addOption("rewindEnable");
1217	rewindEnable->connect([this](const QVariant& value) {
1218		m_controller->setRewind(value.toBool(), m_config->getOption("rewindBufferCapacity").toInt(), m_config->getOption("rewindBufferInterval").toInt());
1219	}, this);
1220
1221	ConfigOption* rewindBufferCapacity = m_config->addOption("rewindBufferCapacity");
1222	rewindBufferCapacity->connect([this](const QVariant& value) {
1223		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), value.toInt(), m_config->getOption("rewindBufferInterval").toInt());
1224	}, this);
1225
1226	ConfigOption* rewindBufferInterval = m_config->addOption("rewindBufferInterval");
1227	rewindBufferInterval->connect([this](const QVariant& value) {
1228		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), m_config->getOption("rewindBufferCapacity").toInt(), value.toInt());
1229	}, this);
1230
1231	ConfigOption* allowOpposingDirections = m_config->addOption("allowOpposingDirections");
1232	allowOpposingDirections->connect([this](const QVariant& value) {
1233		m_inputController.setAllowOpposing(value.toBool());
1234	}, this);
1235
1236	QAction* exitFullScreen = new QAction(tr("Exit fullscreen"), frameMenu);
1237	connect(exitFullScreen, SIGNAL(triggered()), this, SLOT(exitFullScreen()));
1238	exitFullScreen->setShortcut(QKeySequence("Esc"));
1239	addHiddenAction(frameMenu, exitFullScreen, "exitFullScreen");
1240
1241	QMenu* autofireMenu = new QMenu(tr("Autofire"), this);
1242	m_shortcutController->addMenu(autofireMenu);
1243
1244	m_shortcutController->addFunctions(autofireMenu, [this]() {
1245		m_controller->setAutofire(GBA_KEY_A, true);
1246	}, [this]() {
1247		m_controller->setAutofire(GBA_KEY_A, false);
1248	}, QKeySequence("W"), tr("Autofire A"), "autofireA");
1249
1250	m_shortcutController->addFunctions(autofireMenu, [this]() {
1251		m_controller->setAutofire(GBA_KEY_B, true);
1252	}, [this]() {
1253		m_controller->setAutofire(GBA_KEY_B, false);
1254	}, QKeySequence("Q"), tr("Autofire B"), "autofireB");
1255
1256	m_shortcutController->addFunctions(autofireMenu, [this]() {
1257		m_controller->setAutofire(GBA_KEY_L, true);
1258	}, [this]() {
1259		m_controller->setAutofire(GBA_KEY_L, false);
1260	}, QKeySequence(), tr("Autofire L"), "autofireL");
1261
1262	m_shortcutController->addFunctions(autofireMenu, [this]() {
1263		m_controller->setAutofire(GBA_KEY_R, true);
1264	}, [this]() {
1265		m_controller->setAutofire(GBA_KEY_R, false);
1266	}, QKeySequence(), tr("Autofire R"), "autofireR");
1267
1268	m_shortcutController->addFunctions(autofireMenu, [this]() {
1269		m_controller->setAutofire(GBA_KEY_START, true);
1270	}, [this]() {
1271		m_controller->setAutofire(GBA_KEY_START, false);
1272	}, QKeySequence(), tr("Autofire Start"), "autofireStart");
1273
1274	m_shortcutController->addFunctions(autofireMenu, [this]() {
1275		m_controller->setAutofire(GBA_KEY_SELECT, true);
1276	}, [this]() {
1277		m_controller->setAutofire(GBA_KEY_SELECT, false);
1278	}, QKeySequence(), tr("Autofire Select"), "autofireSelect");
1279
1280	m_shortcutController->addFunctions(autofireMenu, [this]() {
1281		m_controller->setAutofire(GBA_KEY_UP, true);
1282	}, [this]() {
1283		m_controller->setAutofire(GBA_KEY_UP, false);
1284	}, QKeySequence(), tr("Autofire Up"), "autofireUp");
1285
1286	m_shortcutController->addFunctions(autofireMenu, [this]() {
1287		m_controller->setAutofire(GBA_KEY_RIGHT, true);
1288	}, [this]() {
1289		m_controller->setAutofire(GBA_KEY_RIGHT, false);
1290	}, QKeySequence(), tr("Autofire Right"), "autofireRight");
1291
1292	m_shortcutController->addFunctions(autofireMenu, [this]() {
1293		m_controller->setAutofire(GBA_KEY_DOWN, true);
1294	}, [this]() {
1295		m_controller->setAutofire(GBA_KEY_DOWN, false);
1296	}, QKeySequence(), tr("Autofire Down"), "autofireDown");
1297
1298	m_shortcutController->addFunctions(autofireMenu, [this]() {
1299		m_controller->setAutofire(GBA_KEY_LEFT, true);
1300	}, [this]() {
1301		m_controller->setAutofire(GBA_KEY_LEFT, false);
1302	}, QKeySequence(), tr("Autofire Left"), "autofireLeft");
1303
1304	foreach (QAction* action, m_gameActions) {
1305		action->setDisabled(true);
1306	}
1307}
1308
1309void Window::attachWidget(QWidget* widget) {
1310	m_screenWidget->layout()->addWidget(widget);
1311	m_screenWidget->unsetCursor();
1312	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
1313}
1314
1315void Window::detachWidget(QWidget* widget) {
1316	m_screenWidget->layout()->removeWidget(widget);
1317}
1318
1319void Window::appendMRU(const QString& fname) {
1320	int index = m_mruFiles.indexOf(fname);
1321	if (index >= 0) {
1322		m_mruFiles.removeAt(index);
1323	}
1324	m_mruFiles.prepend(fname);
1325	while (m_mruFiles.size() > ConfigController::MRU_LIST_SIZE) {
1326		m_mruFiles.removeLast();
1327	}
1328	updateMRU();
1329}
1330
1331void Window::updateMRU() {
1332	if (!m_mruMenu) {
1333		return;
1334	}
1335	m_mruMenu->clear();
1336	int i = 0;
1337	for (const QString& file : m_mruFiles) {
1338		QAction* item = new QAction(file, m_mruMenu);
1339		item->setShortcut(QString("Ctrl+%1").arg(i));
1340		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
1341		m_mruMenu->addAction(item);
1342		++i;
1343	}
1344	m_config->setMRU(m_mruFiles);
1345	m_config->write();
1346	m_mruMenu->setEnabled(i > 0);
1347}
1348
1349QAction* Window::addControlledAction(QMenu* menu, QAction* action, const QString& name) {
1350	addHiddenAction(menu, action, name);
1351	menu->addAction(action);
1352	return action;
1353}
1354
1355QAction* Window::addHiddenAction(QMenu* menu, QAction* action, const QString& name) {
1356	m_shortcutController->addAction(menu, action, name);
1357	action->setShortcutContext(Qt::WidgetShortcut);
1358	addAction(action);
1359	return action;
1360}
1361
1362void Window::focusCheck() {
1363	if (!m_config->getOption("pauseOnFocusLost").toInt()) {
1364		return;
1365	}
1366	if (QGuiApplication::focusWindow() && m_autoresume) {
1367		m_controller->setPaused(false);
1368	} else if (!QGuiApplication::focusWindow() && !m_controller->isPaused()) {
1369		m_autoresume = true;
1370		m_controller->setPaused(true);
1371	}
1372}
1373
1374WindowBackground::WindowBackground(QWidget* parent)
1375	: QLabel(parent)
1376{
1377	setLayout(new QStackedLayout());
1378	layout()->setContentsMargins(0, 0, 0, 0);
1379	setAlignment(Qt::AlignCenter);
1380}
1381
1382void WindowBackground::setSizeHint(const QSize& hint) {
1383	m_sizeHint = hint;
1384}
1385
1386QSize WindowBackground::sizeHint() const {
1387	return m_sizeHint;
1388}
1389
1390void WindowBackground::setLockAspectRatio(int width, int height) {
1391	m_aspectWidth = width;
1392	m_aspectHeight = height;
1393}
1394
1395void WindowBackground::paintEvent(QPaintEvent*) {
1396	const QPixmap* logo = pixmap();
1397	if (!logo) {
1398		return;
1399	}
1400	QPainter painter(this);
1401	painter.setRenderHint(QPainter::SmoothPixmapTransform);
1402	painter.fillRect(QRect(QPoint(), size()), Qt::black);
1403	QSize s = size();
1404	QSize ds = s;
1405	if (ds.width() * m_aspectHeight > ds.height() * m_aspectWidth) {
1406		ds.setWidth(ds.height() * m_aspectWidth / m_aspectHeight);
1407	} else if (ds.width() * m_aspectHeight < ds.height() * m_aspectWidth) {
1408		ds.setHeight(ds.width() * m_aspectHeight / m_aspectWidth);
1409	}
1410	QPoint origin = QPoint((s.width() - ds.width()) / 2, (s.height() - ds.height()) / 2);
1411	QRect full(origin, ds);
1412	painter.drawPixmap(full, *logo);
1413}