all repos — mgba @ 13e5ded34e8a8d38a55602afb708aec261f20af0

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	updateTitle();
  83
  84	m_display = Display::create(this);
  85	m_shaderView = new ShaderSelector(m_display, m_config);
  86
  87	m_logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
  88	m_logo = m_logo; // Free memory left over in old pixmap
  89
  90	m_screenWidget->setMinimumSize(m_display->minimumSize());
  91	m_screenWidget->setSizePolicy(m_display->sizePolicy());
  92	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
  93	m_screenWidget->setPixmap(m_logo);
  94	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
  95	setCentralWidget(m_screenWidget);
  96
  97	connect(m_controller, SIGNAL(gameStarted(mCoreThread*, const QString&)), this, SLOT(gameStarted(mCoreThread*, const QString&)));
  98	connect(m_controller, SIGNAL(gameStarted(mCoreThread*, const QString&)), &m_inputController, SLOT(suspendScreensaver()));
  99	connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), m_display, SLOT(stopDrawing()));
 100	connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), this, SLOT(gameStopped()));
 101	connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), &m_inputController, SLOT(resumeScreensaver()));
 102	connect(m_controller, SIGNAL(stateLoaded(mCoreThread*)), m_display, SLOT(forceDraw()));
 103	connect(m_controller, SIGNAL(rewound(mCoreThread*)), m_display, SLOT(forceDraw()));
 104	connect(m_controller, &GameController::gamePaused, [this](mCoreThread* context) {
 105		unsigned width, height;
 106		context->core->desiredVideoDimensions(context->core, &width, &height);
 107		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), width, height,
 108		                    width * BYTES_PER_PIXEL, QImage::Format_RGBX8888);
 109		QPixmap pixmap;
 110		pixmap.convertFromImage(currentImage);
 111		m_screenWidget->setPixmap(pixmap);
 112		m_screenWidget->setLockAspectRatio(width, height);
 113	});
 114	connect(m_controller, SIGNAL(gamePaused(mCoreThread*)), m_display, SLOT(pauseDrawing()));
 115#ifndef Q_OS_MAC
 116	connect(m_controller, SIGNAL(gamePaused(mCoreThread*)), menuBar(), SLOT(show()));
 117	connect(m_controller, &GameController::gameUnpaused, [this]() {
 118		if(isFullScreen()) {
 119			menuBar()->hide();
 120		}
 121	});
 122#endif
 123	connect(m_controller, SIGNAL(gamePaused(mCoreThread*)), &m_inputController, SLOT(resumeScreensaver()));
 124	connect(m_controller, SIGNAL(gameUnpaused(mCoreThread*)), m_display, SLOT(unpauseDrawing()));
 125	connect(m_controller, SIGNAL(gameUnpaused(mCoreThread*)), &m_inputController, SLOT(suspendScreensaver()));
 126	connect(m_controller, SIGNAL(postLog(int, int, const QString&)), &m_log, SLOT(postLog(int, int, const QString&)));
 127	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(recordFrame()));
 128	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), m_display, SLOT(framePosted(const uint32_t*)));
 129	connect(m_controller, SIGNAL(gameCrashed(const QString&)), this, SLOT(gameCrashed(const QString&)));
 130	connect(m_controller, SIGNAL(gameFailed()), this, SLOT(gameFailed()));
 131	connect(m_controller, SIGNAL(unimplementedBiosCall(int)), this, SLOT(unimplementedBiosCall(int)));
 132	connect(m_controller, SIGNAL(statusPosted(const QString&)), m_display, SLOT(showMessage(const QString&)));
 133	connect(&m_log, SIGNAL(levelsSet(int)), m_controller, SLOT(setLogLevel(int)));
 134	connect(&m_log, SIGNAL(levelsEnabled(int)), m_controller, SLOT(enableLogLevel(int)));
 135	connect(&m_log, SIGNAL(levelsDisabled(int)), m_controller, SLOT(disableLogLevel(int)));
 136	connect(this, SIGNAL(startDrawing(mCoreThread*)), m_display, SLOT(startDrawing(mCoreThread*)), Qt::QueuedConnection);
 137	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 138	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 139	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 140	connect(this, SIGNAL(shutdown()), m_shaderView, SLOT(hide()));
 141	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 142	connect(this, SIGNAL(sampleRateChanged(unsigned)), m_controller, SLOT(setAudioSampleRate(unsigned)));
 143	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 144	connect(&m_fpsTimer, SIGNAL(timeout()), this, SLOT(showFPS()));
 145	connect(&m_focusCheck, SIGNAL(timeout()), this, SLOT(focusCheck()));
 146	connect(m_display, &Display::hideCursor, [this]() {
 147		if (static_cast<QStackedLayout*>(m_screenWidget->layout())->currentWidget() == m_display) {
 148			m_screenWidget->setCursor(Qt::BlankCursor);
 149		}
 150	});
 151	connect(m_display, &Display::showCursor, [this]() {
 152		m_screenWidget->unsetCursor();
 153	});
 154	connect(&m_inputController, SIGNAL(profileLoaded(const QString&)), m_shortcutController, SLOT(loadProfile(const QString&)));
 155
 156	m_log.setLevels(mLOG_WARN | mLOG_ERROR | mLOG_FATAL);
 157	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 158	m_focusCheck.setInterval(200);
 159
 160	m_shortcutController->setConfigController(m_config);
 161	setupMenu(menuBar());
 162}
 163
 164Window::~Window() {
 165	delete m_logView;
 166
 167#ifdef USE_FFMPEG
 168	delete m_videoView;
 169#endif
 170
 171#ifdef USE_MAGICK
 172	delete m_gifView;
 173#endif
 174}
 175
 176void Window::argumentsPassed(mArguments* args) {
 177	loadConfig();
 178
 179	if (args->patch) {
 180		m_controller->loadPatch(args->patch);
 181	}
 182
 183	if (args->fname) {
 184		m_controller->loadGame(args->fname);
 185	}
 186}
 187
 188void Window::resizeFrame(int width, int height) {
 189	QSize newSize(width, height);
 190	m_screenWidget->setSizeHint(newSize);
 191	newSize -= m_screenWidget->size();
 192	newSize += size();
 193	resize(newSize);
 194}
 195
 196void Window::setConfig(ConfigController* config) {
 197	m_config = config;
 198}
 199
 200void Window::loadConfig() {
 201	const mCoreOptions* opts = m_config->options();
 202	reloadConfig();
 203
 204	// TODO: Move these to ConfigController
 205	if (opts->fpsTarget) {
 206		emit fpsTargetChanged(opts->fpsTarget);
 207	}
 208
 209	if (opts->audioBuffers) {
 210		emit audioBufferSamplesChanged(opts->audioBuffers);
 211	}
 212
 213	if (opts->sampleRate) {
 214		emit sampleRateChanged(opts->sampleRate);
 215	}
 216
 217	if (opts->width && opts->height) {
 218		resizeFrame(opts->width, opts->height);
 219	}
 220
 221	if (opts->fullscreen) {
 222		enterFullScreen();
 223	}
 224
 225	if (opts->shader) {
 226		struct VDir* shader = VDirOpen(opts->shader);
 227		if (shader) {
 228			m_display->setShaders(shader);
 229			m_shaderView->refreshShaders();
 230			shader->close(shader);
 231		}
 232	}
 233
 234	m_mruFiles = m_config->getMRU();
 235	updateMRU();
 236
 237	m_inputController.setConfiguration(m_config);
 238}
 239
 240void Window::reloadConfig() {
 241	const mCoreOptions* opts = m_config->options();
 242
 243	m_log.setLevels(opts->logLevel);
 244
 245	QString saveStateExtdata = m_config->getOption("saveStateExtdata");
 246	bool ok;
 247	int flags = saveStateExtdata.toInt(&ok);
 248	if (ok) {
 249		m_controller->setSaveStateExtdata(flags);
 250	}
 251
 252	QString loadStateExtdata = m_config->getOption("loadStateExtdata");
 253	flags = loadStateExtdata.toInt(&ok);
 254	if (ok) {
 255		m_controller->setLoadStateExtdata(flags);
 256	}
 257
 258	m_controller->setConfig(m_config->config());
 259	m_display->lockAspectRatio(opts->lockAspectRatio);
 260	m_display->filter(opts->resampleVideo);
 261
 262	if (opts->bios) {
 263		m_controller->loadBIOS(opts->bios);
 264	}
 265
 266	m_inputController.setScreensaverSuspendable(opts->suspendScreensaver);
 267}
 268
 269void Window::saveConfig() {
 270	m_inputController.saveConfiguration();
 271	m_config->write();
 272}
 273
 274void Window::selectROM() {
 275	QStringList formats{
 276		"*.gba",
 277		"*.gb",
 278#if defined(USE_LIBZIP) || defined(USE_ZLIB)
 279		"*.zip",
 280#endif
 281#ifdef USE_LZMA
 282		"*.7z",
 283#endif
 284		"*.agb",
 285		"*.mb",
 286		"*.rom",
 287		"*.bin"};
 288	QString filter = tr("Game Boy Advance ROMs (%1)").arg(formats.join(QChar(' ')));
 289	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), filter);
 290	if (!filename.isEmpty()) {
 291		m_controller->loadGame(filename);
 292	}
 293}
 294
 295void Window::replaceROM() {
 296	QStringList formats{
 297		"*.gba",
 298		"*.gb",
 299#if defined(USE_LIBZIP) || defined(USE_ZLIB)
 300		"*.zip",
 301#endif
 302#ifdef USE_LZMA
 303		"*.7z",
 304#endif
 305		"*.rom",
 306		"*.bin"};
 307	QString filter = tr("Game Boy Advance ROMs (%1)").arg(formats.join(QChar(' ')));
 308	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), filter);
 309	if (!filename.isEmpty()) {
 310		m_controller->replaceGame(filename);
 311	}
 312}
 313
 314void Window::multiplayerChanged() {
 315	disconnect(nullptr, this, SLOT(multiplayerChanged()));
 316	int attached = 1;
 317	MultiplayerController* multiplayer = m_controller->multiplayerController();
 318	if (multiplayer) {
 319		attached = multiplayer->attached();
 320		connect(multiplayer, SIGNAL(gameAttached()), this, SLOT(multiplayerChanged()));
 321		connect(multiplayer, SIGNAL(gameDetached()), this, SLOT(multiplayerChanged()));
 322		m_playerId = multiplayer->playerId(m_controller);
 323	}
 324	if (m_controller->isLoaded()) {
 325		for (QAction* action : m_nonMpActions) {
 326			action->setDisabled(attached > 1);
 327		}
 328	}
 329}
 330
 331void Window::selectBIOS() {
 332	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select BIOS"));
 333	if (!filename.isEmpty()) {
 334		m_config->setOption("bios", filename);
 335		m_config->updateOption("bios");
 336		m_config->setOption("useBios", true);
 337		m_config->updateOption("useBios");
 338		m_controller->loadBIOS(filename);
 339	}
 340}
 341
 342void Window::selectPatch() {
 343	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select patch"), tr("Patches (*.ips *.ups *.bps)"));
 344	if (!filename.isEmpty()) {
 345		m_controller->loadPatch(filename);
 346	}
 347}
 348
 349void Window::openView(QWidget* widget) {
 350	connect(this, SIGNAL(shutdown()), widget, SLOT(close()));
 351	widget->setAttribute(Qt::WA_DeleteOnClose);
 352	widget->show();
 353}
 354
 355void Window::importSharkport() {
 356	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 357	if (!filename.isEmpty()) {
 358		m_controller->importSharkport(filename);
 359	}
 360}
 361
 362void Window::exportSharkport() {
 363	QString filename = GBAApp::app()->getSaveFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 364	if (!filename.isEmpty()) {
 365		m_controller->exportSharkport(filename);
 366	}
 367}
 368
 369void Window::openSettingsWindow() {
 370	SettingsView* settingsWindow = new SettingsView(m_config, &m_inputController, m_shortcutController);
 371	connect(settingsWindow, SIGNAL(biosLoaded(const QString&)), m_controller, SLOT(loadBIOS(const QString&)));
 372	connect(settingsWindow, SIGNAL(audioDriverChanged()), m_controller, SLOT(reloadAudioDriver()));
 373	connect(settingsWindow, SIGNAL(displayDriverChanged()), this, SLOT(mustRestart()));
 374	connect(settingsWindow, SIGNAL(pathsChanged()), this, SLOT(reloadConfig()));
 375	openView(settingsWindow);
 376}
 377
 378void Window::openOverrideWindow() {
 379	OverrideView* overrideWindow = new OverrideView(m_controller, m_config);
 380	openView(overrideWindow);
 381}
 382
 383void Window::openSensorWindow() {
 384	SensorView* sensorWindow = new SensorView(m_controller, &m_inputController);
 385	openView(sensorWindow);
 386}
 387
 388void Window::openCheatsWindow() {
 389	CheatsView* cheatsWindow = new CheatsView(m_controller);
 390	openView(cheatsWindow);
 391}
 392
 393void Window::openPaletteWindow() {
 394	PaletteView* paletteWindow = new PaletteView(m_controller);
 395	openView(paletteWindow);
 396}
 397
 398void Window::openMemoryWindow() {
 399	MemoryView* memoryWindow = new MemoryView(m_controller);
 400	openView(memoryWindow);
 401}
 402
 403void Window::openIOViewer() {
 404	IOViewer* ioViewer = new IOViewer(m_controller);
 405	openView(ioViewer);
 406}
 407
 408void Window::openAboutScreen() {
 409	AboutScreen* about = new AboutScreen();
 410	openView(about);
 411}
 412
 413void Window::openROMInfo() {
 414	ROMInfo* romInfo = new ROMInfo(m_controller);
 415	openView(romInfo);
 416}
 417
 418#ifdef USE_FFMPEG
 419void Window::openVideoWindow() {
 420	if (!m_videoView) {
 421		m_videoView = new VideoView();
 422		connect(m_videoView, SIGNAL(recordingStarted(mAVStream*)), m_controller, SLOT(setAVStream(mAVStream*)));
 423		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 424		connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), m_videoView, SLOT(stopRecording()));
 425		connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), m_videoView, SLOT(close()));
 426		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
 427	}
 428	m_videoView->show();
 429}
 430#endif
 431
 432#ifdef USE_MAGICK
 433void Window::openGIFWindow() {
 434	if (!m_gifView) {
 435		m_gifView = new GIFView();
 436		connect(m_gifView, SIGNAL(recordingStarted(mAVStream*)), m_controller, SLOT(setAVStream(mAVStream*)));
 437		connect(m_gifView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 438		connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), m_gifView, SLOT(stopRecording()));
 439		connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), m_gifView, SLOT(close()));
 440		connect(this, SIGNAL(shutdown()), m_gifView, SLOT(close()));
 441	}
 442	m_gifView->show();
 443}
 444#endif
 445
 446#ifdef USE_GDB_STUB
 447void Window::gdbOpen() {
 448	if (!m_gdbController) {
 449		m_gdbController = new GDBController(m_controller, this);
 450	}
 451	GDBWindow* window = new GDBWindow(m_gdbController);
 452	openView(window);
 453}
 454#endif
 455
 456void Window::keyPressEvent(QKeyEvent* event) {
 457	if (event->isAutoRepeat()) {
 458		QWidget::keyPressEvent(event);
 459		return;
 460	}
 461	GBAKey key = m_inputController.mapKeyboard(event->key());
 462	if (key == GBA_KEY_NONE) {
 463		QWidget::keyPressEvent(event);
 464		return;
 465	}
 466	m_controller->keyPressed(key);
 467	event->accept();
 468}
 469
 470void Window::keyReleaseEvent(QKeyEvent* event) {
 471	if (event->isAutoRepeat()) {
 472		QWidget::keyReleaseEvent(event);
 473		return;
 474	}
 475	GBAKey key = m_inputController.mapKeyboard(event->key());
 476	if (key == GBA_KEY_NONE) {
 477		QWidget::keyPressEvent(event);
 478		return;
 479	}
 480	m_controller->keyReleased(key);
 481	event->accept();
 482}
 483
 484void Window::resizeEvent(QResizeEvent* event) {
 485	if (!isFullScreen()) {
 486		m_config->setOption("height", m_screenWidget->height());
 487		m_config->setOption("width", m_screenWidget->width());
 488	}
 489
 490	int factor = 0;
 491	if (event->size().width() % VIDEO_HORIZONTAL_PIXELS == 0 && event->size().height() % VIDEO_VERTICAL_PIXELS == 0 &&
 492	    event->size().width() / VIDEO_HORIZONTAL_PIXELS == event->size().height() / VIDEO_VERTICAL_PIXELS) {
 493		factor = event->size().width() / VIDEO_HORIZONTAL_PIXELS;
 494	}
 495	for (QMap<int, QAction*>::iterator iter = m_frameSizes.begin(); iter != m_frameSizes.end(); ++iter) {
 496		bool enableSignals = iter.value()->blockSignals(true);
 497		if (iter.key() == factor) {
 498			iter.value()->setChecked(true);
 499		} else {
 500			iter.value()->setChecked(false);
 501		}
 502		iter.value()->blockSignals(enableSignals);
 503	}
 504
 505	m_config->setOption("fullscreen", isFullScreen());
 506}
 507
 508void Window::showEvent(QShowEvent* event) {
 509	resizeFrame(m_screenWidget->sizeHint().width(), m_screenWidget->sizeHint().height());
 510	QVariant windowPos = m_config->getQtOption("windowPos");
 511	if (!windowPos.isNull()) {
 512		move(windowPos.toPoint());
 513	} else {
 514		QRect rect = frameGeometry();
 515		rect.moveCenter(QApplication::desktop()->availableGeometry().center());
 516		move(rect.topLeft());
 517	}
 518	if (m_fullscreenOnStart) {
 519		enterFullScreen();
 520		m_fullscreenOnStart = false;
 521	}
 522}
 523
 524void Window::closeEvent(QCloseEvent* event) {
 525	emit shutdown();
 526	m_config->setQtOption("windowPos", pos());
 527	saveConfig();
 528	QMainWindow::closeEvent(event);
 529}
 530
 531void Window::focusInEvent(QFocusEvent*) {
 532	m_display->forceDraw();
 533}
 534
 535void Window::focusOutEvent(QFocusEvent*) {
 536	m_controller->setTurbo(false, false);
 537	m_controller->stopRewinding();
 538	m_controller->clearKeys();
 539}
 540
 541void Window::dragEnterEvent(QDragEnterEvent* event) {
 542	if (event->mimeData()->hasFormat("text/uri-list")) {
 543		event->acceptProposedAction();
 544	}
 545}
 546
 547void Window::dropEvent(QDropEvent* event) {
 548	QString uris = event->mimeData()->data("text/uri-list");
 549	uris = uris.trimmed();
 550	if (uris.contains("\n")) {
 551		// Only one file please
 552		return;
 553	}
 554	QUrl url(uris);
 555	if (!url.isLocalFile()) {
 556		// No remote loading
 557		return;
 558	}
 559	event->accept();
 560	m_controller->loadGame(url.toLocalFile());
 561}
 562
 563void Window::mouseDoubleClickEvent(QMouseEvent* event) {
 564	if (event->button() != Qt::LeftButton) {
 565		return;
 566	}
 567	toggleFullScreen();
 568}
 569
 570void Window::enterFullScreen() {
 571	if (!isVisible()) {
 572		m_fullscreenOnStart = true;
 573		return;
 574	}
 575	if (isFullScreen()) {
 576		return;
 577	}
 578	showFullScreen();
 579#ifndef Q_OS_MAC
 580	if (m_controller->isLoaded() && !m_controller->isPaused()) {
 581		menuBar()->hide();
 582	}
 583#endif
 584}
 585
 586void Window::exitFullScreen() {
 587	if (!isFullScreen()) {
 588		return;
 589	}
 590	m_screenWidget->unsetCursor();
 591	menuBar()->show();
 592	showNormal();
 593}
 594
 595void Window::toggleFullScreen() {
 596	if (isFullScreen()) {
 597		exitFullScreen();
 598	} else {
 599		enterFullScreen();
 600	}
 601}
 602
 603void Window::gameStarted(mCoreThread* context, const QString& fname) {
 604	MutexLock(&context->stateMutex);
 605	if (context->state < THREAD_EXITING) {
 606		emit startDrawing(context);
 607	} else {
 608		MutexUnlock(&context->stateMutex);
 609		return;
 610	}
 611	MutexUnlock(&context->stateMutex);
 612	foreach (QAction* action, m_gameActions) {
 613		action->setDisabled(false);
 614	}
 615	multiplayerChanged();
 616	if (!fname.isEmpty()) {
 617		setWindowFilePath(fname);
 618		appendMRU(fname);
 619	}
 620	updateTitle();
 621	attachWidget(m_display);
 622
 623#ifndef Q_OS_MAC
 624	if (isFullScreen()) {
 625		menuBar()->hide();
 626	}
 627#endif
 628
 629	m_hitUnimplementedBiosCall = false;
 630	m_fpsTimer.start();
 631	m_focusCheck.start();
 632}
 633
 634void Window::gameStopped() {
 635	foreach (QAction* action, m_gameActions) {
 636		action->setDisabled(true);
 637	}
 638	setWindowFilePath(QString());
 639	updateTitle();
 640	detachWidget(m_display);
 641	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
 642	m_screenWidget->setPixmap(m_logo);
 643	m_screenWidget->unsetCursor();
 644
 645	m_fpsTimer.stop();
 646	m_focusCheck.stop();
 647}
 648
 649void Window::gameCrashed(const QString& errorMessage) {
 650	QMessageBox* crash = new QMessageBox(QMessageBox::Critical, tr("Crash"),
 651	                                     tr("The game has crashed with the following error:\n\n%1").arg(errorMessage),
 652	                                     QMessageBox::Ok, this, Qt::Sheet);
 653	crash->setAttribute(Qt::WA_DeleteOnClose);
 654	crash->show();
 655}
 656
 657void Window::gameFailed() {
 658	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Couldn't Load"),
 659	                                    tr("Could not load game. Are you sure it's in the correct format?"),
 660	                                    QMessageBox::Ok, this, Qt::Sheet);
 661	fail->setAttribute(Qt::WA_DeleteOnClose);
 662	fail->show();
 663}
 664
 665void Window::unimplementedBiosCall(int call) {
 666	if (m_hitUnimplementedBiosCall) {
 667		return;
 668	}
 669	m_hitUnimplementedBiosCall = true;
 670
 671	QMessageBox* fail = new QMessageBox(
 672	    QMessageBox::Warning, tr("Unimplemented BIOS call"),
 673	    tr("This game uses a BIOS call that is not implemented. Please use the official BIOS for best experience."),
 674	    QMessageBox::Ok, this, Qt::Sheet);
 675	fail->setAttribute(Qt::WA_DeleteOnClose);
 676	fail->show();
 677}
 678
 679void Window::tryMakePortable() {
 680	QMessageBox* confirm = new QMessageBox(QMessageBox::Question, tr("Really make portable?"),
 681	                                       tr("This will make the emulator load its configuration from the same directory as the executable. Do you want to continue?"),
 682	                                       QMessageBox::Yes | QMessageBox::Cancel, this, Qt::Sheet);
 683	confirm->setAttribute(Qt::WA_DeleteOnClose);
 684	connect(confirm->button(QMessageBox::Yes), SIGNAL(clicked()), m_config, SLOT(makePortable()));
 685	confirm->show();
 686}
 687
 688void Window::mustRestart() {
 689	QMessageBox* dialog = new QMessageBox(QMessageBox::Warning, tr("Restart needed"),
 690	                                      tr("Some changes will not take effect until the emulator is restarted."),
 691	                                      QMessageBox::Ok, this, Qt::Sheet);
 692	dialog->setAttribute(Qt::WA_DeleteOnClose);
 693	dialog->show();
 694}
 695
 696void Window::recordFrame() {
 697	m_frameList.append(QDateTime::currentDateTime());
 698	while (m_frameList.count() > FRAME_LIST_SIZE) {
 699		m_frameList.removeFirst();
 700	}
 701}
 702
 703void Window::showFPS() {
 704	if (m_frameList.isEmpty()) {
 705		updateTitle();
 706		return;
 707	}
 708	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
 709	float fps = (m_frameList.count() - 1) * 10000.f / interval;
 710	fps = round(fps) / 10.f;
 711	updateTitle(fps);
 712}
 713
 714void Window::updateTitle(float fps) {
 715	QString title;
 716
 717	m_controller->threadInterrupt();
 718	if (m_controller->isLoaded()) {
 719		const NoIntroDB* db = GBAApp::app()->gameDB();
 720		NoIntroGame game;
 721		if (m_controller->thread()->core->platform(m_controller->thread()->core) == PLATFORM_GBA && db &&
 722		    NoIntroDBLookupGameByCRC(db, static_cast<GBA*>(m_controller->thread()->core->board)->romCrc32, &game)) {
 723			title = QLatin1String(game.name);
 724		} else {
 725			char gameTitle[17] = { '\0' };
 726			mCore* core = m_controller->thread()->core;
 727			core->getGameTitle(core, gameTitle);
 728			title = gameTitle;
 729		}
 730	}
 731	MultiplayerController* multiplayer = m_controller->multiplayerController();
 732	if (multiplayer && multiplayer->attached() > 1) {
 733		title += tr(" -  Player %1 of %2").arg(m_playerId + 1).arg(multiplayer->attached());
 734	}
 735	m_controller->threadContinue();
 736	if (title.isNull()) {
 737		setWindowTitle(tr("%1 - %2").arg(projectName).arg(projectVersion));
 738	} else if (isnan(fps)) {
 739		setWindowTitle(tr("%1 - %2 - %3").arg(projectName).arg(title).arg(projectVersion));
 740	} else {
 741		setWindowTitle(tr("%1 - %2 (%3 fps) - %4").arg(projectName).arg(title).arg(fps).arg(projectVersion));
 742	}
 743}
 744
 745void Window::openStateWindow(LoadSave ls) {
 746	if (m_stateWindow) {
 747		return;
 748	}
 749	MultiplayerController* multiplayer = m_controller->multiplayerController();
 750	if (multiplayer && multiplayer->attached() > 1) {
 751		return;
 752	}
 753	bool wasPaused = m_controller->isPaused();
 754	m_stateWindow = new LoadSaveState(m_controller);
 755	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
 756	connect(m_controller, SIGNAL(gameStopped(mCoreThread*)), m_stateWindow, SLOT(close()));
 757	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
 758		detachWidget(m_stateWindow);
 759		m_stateWindow = nullptr;
 760		QMetaObject::invokeMethod(this, "setFocus", Qt::QueuedConnection);
 761	});
 762	if (!wasPaused) {
 763		m_controller->setPaused(true);
 764		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
 765	}
 766	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
 767	m_stateWindow->setMode(ls);
 768	attachWidget(m_stateWindow);
 769}
 770
 771void Window::setupMenu(QMenuBar* menubar) {
 772	menubar->clear();
 773	QMenu* fileMenu = menubar->addMenu(tr("&File"));
 774	m_shortcutController->addMenu(fileMenu);
 775	installEventFilter(m_shortcutController);
 776	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open),
 777	                    "loadROM");
 778	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS())), "loadBIOS");
 779	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch())), "loadPatch");
 780	addControlledAction(fileMenu, fileMenu->addAction(tr("Boot BIOS"), m_controller, SLOT(bootBIOS())), "bootBIOS");
 781
 782	addControlledAction(fileMenu, fileMenu->addAction(tr("Replace ROM..."), this, SLOT(replaceROM())), "replaceROM");
 783
 784	QAction* romInfo = new QAction(tr("ROM &info..."), fileMenu);
 785	connect(romInfo, SIGNAL(triggered()), this, SLOT(openROMInfo()));
 786	m_gameActions.append(romInfo);
 787	addControlledAction(fileMenu, romInfo, "romInfo");
 788
 789	m_mruMenu = fileMenu->addMenu(tr("Recent"));
 790
 791	fileMenu->addSeparator();
 792
 793	addControlledAction(fileMenu, fileMenu->addAction(tr("Make portable"), this, SLOT(tryMakePortable())), "makePortable");
 794
 795	fileMenu->addSeparator();
 796
 797	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
 798	loadState->setShortcut(tr("F10"));
 799	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
 800	m_gameActions.append(loadState);
 801	m_nonMpActions.append(loadState);
 802	addControlledAction(fileMenu, loadState, "loadState");
 803
 804	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
 805	saveState->setShortcut(tr("Shift+F10"));
 806	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
 807	m_gameActions.append(saveState);
 808	m_nonMpActions.append(saveState);
 809	addControlledAction(fileMenu, saveState, "saveState");
 810
 811	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
 812	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
 813	m_shortcutController->addMenu(quickLoadMenu);
 814	m_shortcutController->addMenu(quickSaveMenu);
 815
 816	QAction* quickLoad = new QAction(tr("Load recent"), quickLoadMenu);
 817	connect(quickLoad, SIGNAL(triggered()), m_controller, SLOT(loadState()));
 818	m_gameActions.append(quickLoad);
 819	m_nonMpActions.append(quickLoad);
 820	addControlledAction(quickLoadMenu, quickLoad, "quickLoad");
 821
 822	QAction* quickSave = new QAction(tr("Save recent"), quickSaveMenu);
 823	connect(quickSave, SIGNAL(triggered()), m_controller, SLOT(saveState()));
 824	m_gameActions.append(quickSave);
 825	m_nonMpActions.append(quickSave);
 826	addControlledAction(quickSaveMenu, quickSave, "quickSave");
 827
 828	quickLoadMenu->addSeparator();
 829	quickSaveMenu->addSeparator();
 830
 831	QAction* undoLoadState = new QAction(tr("Undo load state"), quickLoadMenu);
 832	undoLoadState->setShortcut(tr("F11"));
 833	connect(undoLoadState, SIGNAL(triggered()), m_controller, SLOT(loadBackupState()));
 834	m_gameActions.append(undoLoadState);
 835	m_nonMpActions.append(undoLoadState);
 836	addControlledAction(quickLoadMenu, undoLoadState, "undoLoadState");
 837
 838	QAction* undoSaveState = new QAction(tr("Undo save state"), quickSaveMenu);
 839	undoSaveState->setShortcut(tr("Shift+F11"));
 840	connect(undoSaveState, SIGNAL(triggered()), m_controller, SLOT(saveBackupState()));
 841	m_gameActions.append(undoSaveState);
 842	m_nonMpActions.append(undoSaveState);
 843	addControlledAction(quickSaveMenu, undoSaveState, "undoSaveState");
 844
 845	quickLoadMenu->addSeparator();
 846	quickSaveMenu->addSeparator();
 847
 848	int i;
 849	for (i = 1; i < 10; ++i) {
 850		quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
 851		quickLoad->setShortcut(tr("F%1").arg(i));
 852		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
 853		m_gameActions.append(quickLoad);
 854		m_nonMpActions.append(quickLoad);
 855		addControlledAction(quickLoadMenu, quickLoad, QString("quickLoad.%1").arg(i));
 856
 857		quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
 858		quickSave->setShortcut(tr("Shift+F%1").arg(i));
 859		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
 860		m_gameActions.append(quickSave);
 861		m_nonMpActions.append(quickSave);
 862		addControlledAction(quickSaveMenu, quickSave, QString("quickSave.%1").arg(i));
 863	}
 864
 865	fileMenu->addSeparator();
 866	QAction* importShark = new QAction(tr("Import GameShark Save"), fileMenu);
 867	connect(importShark, SIGNAL(triggered()), this, SLOT(importSharkport()));
 868	m_gameActions.append(importShark);
 869	addControlledAction(fileMenu, importShark, "importShark");
 870
 871	QAction* exportShark = new QAction(tr("Export GameShark Save"), fileMenu);
 872	connect(exportShark, SIGNAL(triggered()), this, SLOT(exportSharkport()));
 873	m_gameActions.append(exportShark);
 874	addControlledAction(fileMenu, exportShark, "exportShark");
 875
 876	fileMenu->addSeparator();
 877	QAction* multiWindow = new QAction(tr("New multiplayer window"), fileMenu);
 878	connect(multiWindow, &QAction::triggered, [this]() {
 879		GBAApp::app()->newWindow();
 880	});
 881	addControlledAction(fileMenu, multiWindow, "multiWindow");
 882
 883#ifndef Q_OS_MAC
 884	fileMenu->addSeparator();
 885#endif
 886
 887	QAction* about = new QAction(tr("About"), fileMenu);
 888	connect(about, SIGNAL(triggered()), this, SLOT(openAboutScreen()));
 889	fileMenu->addAction(about);
 890
 891#ifndef Q_OS_MAC
 892	addControlledAction(fileMenu, fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit), "quit");
 893#endif
 894
 895	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
 896	m_shortcutController->addMenu(emulationMenu);
 897	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
 898	reset->setShortcut(tr("Ctrl+R"));
 899	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
 900	m_gameActions.append(reset);
 901	addControlledAction(emulationMenu, reset, "reset");
 902
 903	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
 904	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
 905	m_gameActions.append(shutdown);
 906	addControlledAction(emulationMenu, shutdown, "shutdown");
 907
 908	QAction* yank = new QAction(tr("Yank game pak"), emulationMenu);
 909	connect(yank, SIGNAL(triggered()), m_controller, SLOT(yankPak()));
 910	m_gameActions.append(yank);
 911	addControlledAction(emulationMenu, yank, "yank");
 912	emulationMenu->addSeparator();
 913
 914	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
 915	pause->setChecked(false);
 916	pause->setCheckable(true);
 917	pause->setShortcut(tr("Ctrl+P"));
 918	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
 919	connect(m_controller, &GameController::gamePaused, [this, pause]() {
 920		pause->setChecked(true);
 921	});
 922	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
 923	m_gameActions.append(pause);
 924	addControlledAction(emulationMenu, pause, "pause");
 925
 926	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
 927	frameAdvance->setShortcut(tr("Ctrl+N"));
 928	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
 929	m_gameActions.append(frameAdvance);
 930	m_nonMpActions.append(frameAdvance);
 931	addControlledAction(emulationMenu, frameAdvance, "frameAdvance");
 932
 933	emulationMenu->addSeparator();
 934
 935	m_shortcutController->addFunctions(emulationMenu, [this]() {
 936		m_controller->setTurbo(true, false);
 937	}, [this]() {
 938		m_controller->setTurbo(false, false);
 939	}, QKeySequence(Qt::Key_Tab), tr("Fast forward (held)"), "holdFastForward");
 940
 941	QAction* turbo = new QAction(tr("&Fast forward"), emulationMenu);
 942	turbo->setCheckable(true);
 943	turbo->setChecked(false);
 944	turbo->setShortcut(tr("Shift+Tab"));
 945	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
 946	addControlledAction(emulationMenu, turbo, "fastForward");
 947
 948	QMenu* ffspeedMenu = emulationMenu->addMenu(tr("Fast forward speed"));
 949	ConfigOption* ffspeed = m_config->addOption("fastForwardRatio");
 950	ffspeed->connect([this](const QVariant& value) {
 951		m_controller->setTurboSpeed(value.toFloat());
 952	}, this);
 953	ffspeed->addValue(tr("Unbounded"), -1.0f, ffspeedMenu);
 954	ffspeed->setValue(QVariant(-1.0f));
 955	ffspeedMenu->addSeparator();
 956	for (i = 2; i < 11; ++i) {
 957		ffspeed->addValue(tr("%0x").arg(i), i, ffspeedMenu);
 958	}
 959	m_config->updateOption("fastForwardRatio");
 960
 961	m_shortcutController->addFunctions(emulationMenu, [this]() {
 962		m_controller->startRewinding();
 963	}, [this]() {
 964		m_controller->stopRewinding();
 965	}, QKeySequence("~"), tr("Rewind (held)"), "holdRewind");
 966
 967	QAction* rewind = new QAction(tr("Re&wind"), emulationMenu);
 968	rewind->setShortcut(tr("`"));
 969	connect(rewind, SIGNAL(triggered()), m_controller, SLOT(rewind()));
 970	m_gameActions.append(rewind);
 971	m_nonMpActions.append(rewind);
 972	addControlledAction(emulationMenu, rewind, "rewind");
 973
 974	QAction* frameRewind = new QAction(tr("Step backwards"), emulationMenu);
 975	frameRewind->setShortcut(tr("Ctrl+B"));
 976	connect(frameRewind, &QAction::triggered, [this] () {
 977		m_controller->rewind(1);
 978	});
 979	m_gameActions.append(frameRewind);
 980	m_nonMpActions.append(frameRewind);
 981	addControlledAction(emulationMenu, frameRewind, "frameRewind");
 982
 983	ConfigOption* videoSync = m_config->addOption("videoSync");
 984	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
 985	videoSync->connect([this](const QVariant& value) {
 986		reloadConfig();
 987	}, this);
 988	m_config->updateOption("videoSync");
 989
 990	ConfigOption* audioSync = m_config->addOption("audioSync");
 991	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
 992	audioSync->connect([this](const QVariant& value) {
 993		reloadConfig();
 994	}, this);
 995	m_config->updateOption("audioSync");
 996
 997	emulationMenu->addSeparator();
 998
 999	QMenu* solarMenu = emulationMenu->addMenu(tr("Solar sensor"));
1000	m_shortcutController->addMenu(solarMenu);
1001	QAction* solarIncrease = new QAction(tr("Increase solar level"), solarMenu);
1002	connect(solarIncrease, SIGNAL(triggered()), m_controller, SLOT(increaseLuminanceLevel()));
1003	addControlledAction(solarMenu, solarIncrease, "increaseLuminanceLevel");
1004
1005	QAction* solarDecrease = new QAction(tr("Decrease solar level"), solarMenu);
1006	connect(solarDecrease, SIGNAL(triggered()), m_controller, SLOT(decreaseLuminanceLevel()));
1007	addControlledAction(solarMenu, solarDecrease, "decreaseLuminanceLevel");
1008
1009	QAction* maxSolar = new QAction(tr("Brightest solar level"), solarMenu);
1010	connect(maxSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(10); });
1011	addControlledAction(solarMenu, maxSolar, "maxLuminanceLevel");
1012
1013	QAction* minSolar = new QAction(tr("Darkest solar level"), solarMenu);
1014	connect(minSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(0); });
1015	addControlledAction(solarMenu, minSolar, "minLuminanceLevel");
1016
1017	solarMenu->addSeparator();
1018	for (int i = 0; i <= 10; ++i) {
1019		QAction* setSolar = new QAction(tr("Brightness %1").arg(QString::number(i)), solarMenu);
1020		connect(setSolar, &QAction::triggered, [this, i]() {
1021			m_controller->setLuminanceLevel(i);
1022		});
1023		addControlledAction(solarMenu, setSolar, QString("luminanceLevel.%1").arg(QString::number(i)));
1024	}
1025
1026	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
1027	m_shortcutController->addMenu(avMenu);
1028	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
1029	m_shortcutController->addMenu(frameMenu, avMenu);
1030	for (int i = 1; i <= 6; ++i) {
1031		QAction* setSize = new QAction(tr("%1x").arg(QString::number(i)), avMenu);
1032		setSize->setCheckable(true);
1033		connect(setSize, &QAction::triggered, [this, i, setSize]() {
1034			showNormal();
1035			resizeFrame(VIDEO_HORIZONTAL_PIXELS * i, VIDEO_VERTICAL_PIXELS * i);
1036			bool enableSignals = setSize->blockSignals(true);
1037			setSize->setChecked(true);
1038			setSize->blockSignals(enableSignals);
1039		});
1040		m_frameSizes[i] = setSize;
1041		addControlledAction(frameMenu, setSize, QString("frame%1x").arg(QString::number(i)));
1042	}
1043	QKeySequence fullscreenKeys;
1044#ifdef Q_OS_WIN
1045	fullscreenKeys = QKeySequence("Alt+Return");
1046#else
1047	fullscreenKeys = QKeySequence("Ctrl+F");
1048#endif
1049	addControlledAction(frameMenu, frameMenu->addAction(tr("Toggle fullscreen"), this, SLOT(toggleFullScreen()), fullscreenKeys), "fullscreen");
1050
1051	ConfigOption* lockAspectRatio = m_config->addOption("lockAspectRatio");
1052	lockAspectRatio->addBoolean(tr("Lock aspect ratio"), avMenu);
1053	lockAspectRatio->connect([this](const QVariant& value) {
1054		m_display->lockAspectRatio(value.toBool());
1055	}, this);
1056	m_config->updateOption("lockAspectRatio");
1057
1058	ConfigOption* resampleVideo = m_config->addOption("resampleVideo");
1059	resampleVideo->addBoolean(tr("Resample video"), avMenu);
1060	resampleVideo->connect([this](const QVariant& value) {
1061		m_display->filter(value.toBool());
1062	}, this);
1063	m_config->updateOption("resampleVideo");
1064
1065	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
1066	ConfigOption* skip = m_config->addOption("frameskip");
1067	skip->connect([this](const QVariant& value) {
1068		reloadConfig();
1069	}, this);
1070	for (int i = 0; i <= 10; ++i) {
1071		skip->addValue(QString::number(i), i, skipMenu);
1072	}
1073	m_config->updateOption("frameskip");
1074
1075	QAction* shaderView = new QAction(tr("Shader options..."), avMenu);
1076	connect(shaderView, SIGNAL(triggered()), m_shaderView, SLOT(show()));
1077	if (!m_display->supportsShaders()) {
1078		shaderView->setEnabled(false);
1079	}
1080	addControlledAction(avMenu, shaderView, "shaderSelector");
1081
1082	avMenu->addSeparator();
1083
1084	ConfigOption* mute = m_config->addOption("mute");
1085	mute->addBoolean(tr("Mute"), avMenu);
1086	mute->connect([this](const QVariant& value) {
1087		m_controller->setMute(value.toBool());
1088	}, this);
1089	m_config->updateOption("mute");
1090
1091	QMenu* target = avMenu->addMenu(tr("FPS target"));
1092	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
1093	fpsTargetOption->connect([this](const QVariant& value) {
1094		emit fpsTargetChanged(value.toFloat());
1095	}, this);
1096	fpsTargetOption->addValue(tr("15"), 15, target);
1097	fpsTargetOption->addValue(tr("30"), 30, target);
1098	fpsTargetOption->addValue(tr("45"), 45, target);
1099	fpsTargetOption->addValue(tr("Native (59.7)"), float(GBA_ARM7TDMI_FREQUENCY) / float(VIDEO_TOTAL_LENGTH), target);
1100	fpsTargetOption->addValue(tr("60"), 60, target);
1101	fpsTargetOption->addValue(tr("90"), 90, target);
1102	fpsTargetOption->addValue(tr("120"), 120, target);
1103	fpsTargetOption->addValue(tr("240"), 240, target);
1104	m_config->updateOption("fpsTarget");
1105
1106#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
1107	avMenu->addSeparator();
1108#endif
1109
1110#ifdef USE_PNG
1111	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
1112	screenshot->setShortcut(tr("F12"));
1113	connect(screenshot, SIGNAL(triggered()), m_controller, SLOT(screenshot()));
1114	m_gameActions.append(screenshot);
1115	addControlledAction(avMenu, screenshot, "screenshot");
1116#endif
1117
1118#ifdef USE_FFMPEG
1119	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
1120	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
1121	addControlledAction(avMenu, recordOutput, "recordOutput");
1122#endif
1123
1124#ifdef USE_MAGICK
1125	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
1126	connect(recordGIF, SIGNAL(triggered()), this, SLOT(openGIFWindow()));
1127	addControlledAction(avMenu, recordGIF, "recordGIF");
1128#endif
1129
1130	avMenu->addSeparator();
1131	QMenu* videoLayers = avMenu->addMenu(tr("Video layers"));
1132
1133	for (int i = 0; i < 4; ++i) {
1134		QAction* enableBg = new QAction(tr("Background %0").arg(i), videoLayers);
1135		enableBg->setCheckable(true);
1136		enableBg->setChecked(true);
1137		connect(enableBg, &QAction::triggered, [this, i](bool enable) { m_controller->setVideoLayerEnabled(i, enable); });
1138		addControlledAction(videoLayers, enableBg, QString("enableBG%0").arg(i));
1139	}
1140
1141	QAction* enableObj = new QAction(tr("OBJ (sprites)"), videoLayers);
1142	enableObj->setCheckable(true);
1143	enableObj->setChecked(true);
1144	connect(enableObj, &QAction::triggered, [this](bool enable) { m_controller->setVideoLayerEnabled(4, enable); });
1145	addControlledAction(videoLayers, enableObj, "enableOBJ");
1146
1147	QMenu* audioChannels = avMenu->addMenu(tr("Audio channels"));
1148
1149	for (int i = 0; i < 4; ++i) {
1150		QAction* enableCh = new QAction(tr("Channel %0").arg(i + 1), audioChannels);
1151		enableCh->setCheckable(true);
1152		enableCh->setChecked(true);
1153		connect(enableCh, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(i, enable); });
1154		addControlledAction(audioChannels, enableCh, QString("enableCh%0").arg(i + 1));
1155	}
1156
1157	QAction* enableChA = new QAction(tr("Channel A"), audioChannels);
1158	enableChA->setCheckable(true);
1159	enableChA->setChecked(true);
1160	connect(enableChA, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(4, enable); });
1161	addControlledAction(audioChannels, enableChA, QString("enableChA"));
1162
1163	QAction* enableChB = new QAction(tr("Channel B"), audioChannels);
1164	enableChB->setCheckable(true);
1165	enableChB->setChecked(true);
1166	connect(enableChB, &QAction::triggered, [this, i](bool enable) { m_controller->setAudioChannelEnabled(5, enable); });
1167	addControlledAction(audioChannels, enableChB, QString("enableChB"));
1168
1169	QMenu* toolsMenu = menubar->addMenu(tr("&Tools"));
1170	m_shortcutController->addMenu(toolsMenu);
1171	QAction* viewLogs = new QAction(tr("View &logs..."), toolsMenu);
1172	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
1173	addControlledAction(toolsMenu, viewLogs, "viewLogs");
1174
1175	QAction* overrides = new QAction(tr("Game &overrides..."), toolsMenu);
1176	connect(overrides, SIGNAL(triggered()), this, SLOT(openOverrideWindow()));
1177	addControlledAction(toolsMenu, overrides, "overrideWindow");
1178
1179	QAction* sensors = new QAction(tr("Game &Pak sensors..."), toolsMenu);
1180	connect(sensors, SIGNAL(triggered()), this, SLOT(openSensorWindow()));
1181	addControlledAction(toolsMenu, sensors, "sensorWindow");
1182
1183	QAction* cheats = new QAction(tr("&Cheats..."), toolsMenu);
1184	connect(cheats, SIGNAL(triggered()), this, SLOT(openCheatsWindow()));
1185	addControlledAction(toolsMenu, cheats, "cheatsWindow");
1186
1187#ifdef USE_GDB_STUB
1188	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), toolsMenu);
1189	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
1190	addControlledAction(toolsMenu, gdbWindow, "gdbWindow");
1191#endif
1192
1193	toolsMenu->addSeparator();
1194	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Settings..."), this, SLOT(openSettingsWindow())),
1195	                    "settings");
1196
1197	toolsMenu->addSeparator();
1198
1199	QAction* paletteView = new QAction(tr("View &palette..."), toolsMenu);
1200	connect(paletteView, SIGNAL(triggered()), this, SLOT(openPaletteWindow()));
1201	m_gameActions.append(paletteView);
1202	addControlledAction(toolsMenu, paletteView, "paletteWindow");
1203
1204	QAction* memoryView = new QAction(tr("View memory..."), toolsMenu);
1205	connect(memoryView, SIGNAL(triggered()), this, SLOT(openMemoryWindow()));
1206	m_gameActions.append(memoryView);
1207	addControlledAction(toolsMenu, memoryView, "memoryView");
1208
1209	QAction* ioViewer = new QAction(tr("View &I/O registers..."), toolsMenu);
1210	connect(ioViewer, SIGNAL(triggered()), this, SLOT(openIOViewer()));
1211	m_gameActions.append(ioViewer);
1212	addControlledAction(toolsMenu, ioViewer, "ioViewer");
1213
1214	ConfigOption* skipBios = m_config->addOption("skipBios");
1215	skipBios->connect([this](const QVariant& value) {
1216		reloadConfig();
1217	}, this);
1218
1219	ConfigOption* useBios = m_config->addOption("useBios");
1220	useBios->connect([this](const QVariant& value) {
1221		reloadConfig();
1222	}, this);
1223
1224	ConfigOption* buffers = m_config->addOption("audioBuffers");
1225	buffers->connect([this](const QVariant& value) {
1226		emit audioBufferSamplesChanged(value.toInt());
1227	}, this);
1228
1229	ConfigOption* sampleRate = m_config->addOption("sampleRate");
1230	sampleRate->connect([this](const QVariant& value) {
1231		emit sampleRateChanged(value.toUInt());
1232	}, this);
1233
1234	ConfigOption* volume = m_config->addOption("volume");
1235	volume->connect([this](const QVariant& value) {
1236		reloadConfig();
1237	}, this);
1238
1239	ConfigOption* rewindEnable = m_config->addOption("rewindEnable");
1240	rewindEnable->connect([this](const QVariant& value) {
1241		m_controller->setRewind(value.toBool(), m_config->getOption("rewindBufferCapacity").toInt(), m_config->getOption("rewindBufferInterval").toInt());
1242	}, this);
1243
1244	ConfigOption* rewindBufferCapacity = m_config->addOption("rewindBufferCapacity");
1245	rewindBufferCapacity->connect([this](const QVariant& value) {
1246		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), value.toInt(), m_config->getOption("rewindBufferInterval").toInt());
1247	}, this);
1248
1249	ConfigOption* rewindBufferInterval = m_config->addOption("rewindBufferInterval");
1250	rewindBufferInterval->connect([this](const QVariant& value) {
1251		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), m_config->getOption("rewindBufferCapacity").toInt(), value.toInt());
1252	}, this);
1253
1254	ConfigOption* allowOpposingDirections = m_config->addOption("allowOpposingDirections");
1255	allowOpposingDirections->connect([this](const QVariant& value) {
1256		m_inputController.setAllowOpposing(value.toBool());
1257	}, this);
1258
1259	ConfigOption* saveStateExtdata = m_config->addOption("saveStateExtdata");
1260	saveStateExtdata->connect([this](const QVariant& value) {
1261		m_controller->setSaveStateExtdata(value.toInt());
1262	}, this);
1263
1264	ConfigOption* loadStateExtdata = m_config->addOption("loadStateExtdata");
1265	loadStateExtdata->connect([this](const QVariant& value) {
1266		m_controller->setLoadStateExtdata(value.toInt());
1267	}, this);
1268
1269	QAction* exitFullScreen = new QAction(tr("Exit fullscreen"), frameMenu);
1270	connect(exitFullScreen, SIGNAL(triggered()), this, SLOT(exitFullScreen()));
1271	exitFullScreen->setShortcut(QKeySequence("Esc"));
1272	addHiddenAction(frameMenu, exitFullScreen, "exitFullScreen");
1273
1274	QMenu* autofireMenu = new QMenu(tr("Autofire"), this);
1275	m_shortcutController->addMenu(autofireMenu);
1276
1277	m_shortcutController->addFunctions(autofireMenu, [this]() {
1278		m_controller->setAutofire(GBA_KEY_A, true);
1279	}, [this]() {
1280		m_controller->setAutofire(GBA_KEY_A, false);
1281	}, QKeySequence("W"), tr("Autofire A"), "autofireA");
1282
1283	m_shortcutController->addFunctions(autofireMenu, [this]() {
1284		m_controller->setAutofire(GBA_KEY_B, true);
1285	}, [this]() {
1286		m_controller->setAutofire(GBA_KEY_B, false);
1287	}, QKeySequence("Q"), tr("Autofire B"), "autofireB");
1288
1289	m_shortcutController->addFunctions(autofireMenu, [this]() {
1290		m_controller->setAutofire(GBA_KEY_L, true);
1291	}, [this]() {
1292		m_controller->setAutofire(GBA_KEY_L, false);
1293	}, QKeySequence(), tr("Autofire L"), "autofireL");
1294
1295	m_shortcutController->addFunctions(autofireMenu, [this]() {
1296		m_controller->setAutofire(GBA_KEY_R, true);
1297	}, [this]() {
1298		m_controller->setAutofire(GBA_KEY_R, false);
1299	}, QKeySequence(), tr("Autofire R"), "autofireR");
1300
1301	m_shortcutController->addFunctions(autofireMenu, [this]() {
1302		m_controller->setAutofire(GBA_KEY_START, true);
1303	}, [this]() {
1304		m_controller->setAutofire(GBA_KEY_START, false);
1305	}, QKeySequence(), tr("Autofire Start"), "autofireStart");
1306
1307	m_shortcutController->addFunctions(autofireMenu, [this]() {
1308		m_controller->setAutofire(GBA_KEY_SELECT, true);
1309	}, [this]() {
1310		m_controller->setAutofire(GBA_KEY_SELECT, false);
1311	}, QKeySequence(), tr("Autofire Select"), "autofireSelect");
1312
1313	m_shortcutController->addFunctions(autofireMenu, [this]() {
1314		m_controller->setAutofire(GBA_KEY_UP, true);
1315	}, [this]() {
1316		m_controller->setAutofire(GBA_KEY_UP, false);
1317	}, QKeySequence(), tr("Autofire Up"), "autofireUp");
1318
1319	m_shortcutController->addFunctions(autofireMenu, [this]() {
1320		m_controller->setAutofire(GBA_KEY_RIGHT, true);
1321	}, [this]() {
1322		m_controller->setAutofire(GBA_KEY_RIGHT, false);
1323	}, QKeySequence(), tr("Autofire Right"), "autofireRight");
1324
1325	m_shortcutController->addFunctions(autofireMenu, [this]() {
1326		m_controller->setAutofire(GBA_KEY_DOWN, true);
1327	}, [this]() {
1328		m_controller->setAutofire(GBA_KEY_DOWN, false);
1329	}, QKeySequence(), tr("Autofire Down"), "autofireDown");
1330
1331	m_shortcutController->addFunctions(autofireMenu, [this]() {
1332		m_controller->setAutofire(GBA_KEY_LEFT, true);
1333	}, [this]() {
1334		m_controller->setAutofire(GBA_KEY_LEFT, false);
1335	}, QKeySequence(), tr("Autofire Left"), "autofireLeft");
1336
1337	foreach (QAction* action, m_gameActions) {
1338		action->setDisabled(true);
1339	}
1340}
1341
1342void Window::attachWidget(QWidget* widget) {
1343	m_screenWidget->layout()->addWidget(widget);
1344	m_screenWidget->unsetCursor();
1345	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
1346}
1347
1348void Window::detachWidget(QWidget* widget) {
1349	m_screenWidget->layout()->removeWidget(widget);
1350}
1351
1352void Window::appendMRU(const QString& fname) {
1353	int index = m_mruFiles.indexOf(fname);
1354	if (index >= 0) {
1355		m_mruFiles.removeAt(index);
1356	}
1357	m_mruFiles.prepend(fname);
1358	while (m_mruFiles.size() > ConfigController::MRU_LIST_SIZE) {
1359		m_mruFiles.removeLast();
1360	}
1361	updateMRU();
1362}
1363
1364void Window::updateMRU() {
1365	if (!m_mruMenu) {
1366		return;
1367	}
1368	m_mruMenu->clear();
1369	int i = 0;
1370	for (const QString& file : m_mruFiles) {
1371		QAction* item = new QAction(file, m_mruMenu);
1372		item->setShortcut(QString("Ctrl+%1").arg(i));
1373		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
1374		m_mruMenu->addAction(item);
1375		++i;
1376	}
1377	m_config->setMRU(m_mruFiles);
1378	m_config->write();
1379	m_mruMenu->setEnabled(i > 0);
1380}
1381
1382QAction* Window::addControlledAction(QMenu* menu, QAction* action, const QString& name) {
1383	addHiddenAction(menu, action, name);
1384	menu->addAction(action);
1385	return action;
1386}
1387
1388QAction* Window::addHiddenAction(QMenu* menu, QAction* action, const QString& name) {
1389	m_shortcutController->addAction(menu, action, name);
1390	action->setShortcutContext(Qt::WidgetShortcut);
1391	addAction(action);
1392	return action;
1393}
1394
1395void Window::focusCheck() {
1396	if (!m_config->getOption("pauseOnFocusLost").toInt()) {
1397		return;
1398	}
1399	if (QGuiApplication::focusWindow() && m_autoresume) {
1400		m_controller->setPaused(false);
1401	} else if (!QGuiApplication::focusWindow() && !m_controller->isPaused()) {
1402		m_autoresume = true;
1403		m_controller->setPaused(true);
1404	}
1405}
1406
1407WindowBackground::WindowBackground(QWidget* parent)
1408	: QLabel(parent)
1409{
1410	setLayout(new QStackedLayout());
1411	layout()->setContentsMargins(0, 0, 0, 0);
1412	setAlignment(Qt::AlignCenter);
1413}
1414
1415void WindowBackground::setSizeHint(const QSize& hint) {
1416	m_sizeHint = hint;
1417}
1418
1419QSize WindowBackground::sizeHint() const {
1420	return m_sizeHint;
1421}
1422
1423void WindowBackground::setLockAspectRatio(int width, int height) {
1424	m_aspectWidth = width;
1425	m_aspectHeight = height;
1426}
1427
1428void WindowBackground::paintEvent(QPaintEvent*) {
1429	const QPixmap* logo = pixmap();
1430	if (!logo) {
1431		return;
1432	}
1433	QPainter painter(this);
1434	painter.setRenderHint(QPainter::SmoothPixmapTransform);
1435	painter.fillRect(QRect(QPoint(), size()), Qt::black);
1436	QSize s = size();
1437	QSize ds = s;
1438	if (ds.width() * m_aspectHeight > ds.height() * m_aspectWidth) {
1439		ds.setWidth(ds.height() * m_aspectWidth / m_aspectHeight);
1440	} else if (ds.width() * m_aspectHeight < ds.height() * m_aspectWidth) {
1441		ds.setHeight(ds.width() * m_aspectHeight / m_aspectWidth);
1442	}
1443	QPoint origin = QPoint((s.width() - ds.width()) / 2, (s.height() - ds.height()) / 2);
1444	QRect full(origin, ds);
1445	painter.drawPixmap(full, *logo);
1446}