all repos — mgba @ 6a320bb923ed4e976e8723c72d53b424dab0a42a

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 <QFileDialog>
   9#include <QFileInfo>
  10#include <QKeyEvent>
  11#include <QKeySequence>
  12#include <QMenuBar>
  13#include <QMessageBox>
  14#include <QMimeData>
  15#include <QPainter>
  16#include <QStackedLayout>
  17
  18#include "CheatsView.h"
  19#include "ConfigController.h"
  20#include "DisplayGL.h"
  21#include "GameController.h"
  22#include "GBAKeyEditor.h"
  23#include "GDBController.h"
  24#include "GDBWindow.h"
  25#include "GIFView.h"
  26#include "LoadSaveState.h"
  27#include "LogView.h"
  28#include "MultiplayerController.h"
  29#include "OverrideView.h"
  30#include "SensorView.h"
  31#include "SettingsView.h"
  32#include "ShortcutController.h"
  33#include "ShortcutView.h"
  34#include "VideoView.h"
  35
  36extern "C" {
  37#include "platform/commandline.h"
  38}
  39
  40using namespace QGBA;
  41
  42Window::Window(ConfigController* config, int playerId, QWidget* parent)
  43	: QMainWindow(parent)
  44	, m_logView(new LogView())
  45	, m_stateWindow(nullptr)
  46	, m_screenWidget(new WindowBackground())
  47	, m_logo(":/res/mgba-1024.png")
  48	, m_config(config)
  49	, m_inputController(playerId)
  50#ifdef USE_FFMPEG
  51	, m_videoView(nullptr)
  52#endif
  53#ifdef USE_MAGICK
  54	, m_gifView(nullptr)
  55#endif
  56#ifdef USE_GDB_STUB
  57	, m_gdbController(nullptr)
  58#endif
  59	, m_mruMenu(nullptr)
  60	, m_shortcutController(new ShortcutController(this))
  61	, m_playerId(playerId)
  62{
  63	setWindowTitle(PROJECT_NAME);
  64	setFocusPolicy(Qt::StrongFocus);
  65	setAcceptDrops(true);
  66	m_controller = new GameController(this);
  67	m_controller->setInputController(&m_inputController);
  68	m_controller->setOverrides(m_config->overrides());
  69
  70	QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
  71	format.setSwapInterval(1);
  72	m_display = new DisplayGL(format, this);
  73
  74	m_logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
  75	m_logo = m_logo; // Free memory left over in old pixmap
  76
  77	m_screenWidget->setMinimumSize(m_display->minimumSize());
  78	m_screenWidget->setSizePolicy(m_display->sizePolicy());
  79	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
  80	m_screenWidget->setPixmap(m_logo);
  81	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
  82	setCentralWidget(m_screenWidget);
  83
  84	QVariant windowPos = m_config->getQtOption("windowPos");
  85	if (!windowPos.isNull()) {
  86		move(windowPos.toPoint());
  87	}
  88
  89	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
  90	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
  91	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
  92	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
  93	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), m_display, SLOT(pauseDrawing()));
  94#ifndef Q_OS_MAC
  95	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), menuBar(), SLOT(show()));
  96	connect(m_controller, &GameController::gameUnpaused, [this]() {
  97		if(isFullScreen()) {
  98			menuBar()->hide();
  99		}
 100	});
 101#endif
 102	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), m_display, SLOT(unpauseDrawing()));
 103	connect(m_controller, SIGNAL(postLog(int, const QString&)), m_logView, SLOT(postLog(int, const QString&)));
 104	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(recordFrame()));
 105	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), m_display, SLOT(framePosted(const uint32_t*)));
 106	connect(m_controller, SIGNAL(gameCrashed(const QString&)), this, SLOT(gameCrashed(const QString&)));
 107	connect(m_controller, SIGNAL(gameFailed()), this, SLOT(gameFailed()));
 108	connect(m_controller, SIGNAL(unimplementedBiosCall(int)), this, SLOT(unimplementedBiosCall(int)));
 109	connect(m_logView, SIGNAL(levelsSet(int)), m_controller, SLOT(setLogLevel(int)));
 110	connect(m_logView, SIGNAL(levelsEnabled(int)), m_controller, SLOT(enableLogLevel(int)));
 111	connect(m_logView, SIGNAL(levelsDisabled(int)), m_controller, SLOT(disableLogLevel(int)));
 112	connect(this, SIGNAL(startDrawing(const uint32_t*, GBAThread*)), m_display, SLOT(startDrawing(const uint32_t*, GBAThread*)), Qt::QueuedConnection);
 113	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 114	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 115	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 116	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 117	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 118	connect(&m_fpsTimer, SIGNAL(timeout()), this, SLOT(showFPS()));
 119
 120	m_logView->setLevels(GBA_LOG_WARN | GBA_LOG_ERROR | GBA_LOG_FATAL);
 121	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 122
 123	m_shortcutController->setConfigController(m_config);
 124	setupMenu(menuBar());
 125}
 126
 127Window::~Window() {
 128	delete m_logView;
 129
 130#ifdef USE_FFMPEG
 131	delete m_videoView;
 132#endif
 133
 134#ifdef USE_MAGICK
 135	delete m_gifView;
 136#endif
 137}
 138
 139void Window::argumentsPassed(GBAArguments* args) {
 140	loadConfig();
 141
 142	if (args->patch) {
 143		m_controller->loadPatch(args->patch);
 144	}
 145
 146	if (args->fname) {
 147		m_controller->loadGame(args->fname, args->dirmode);
 148	}
 149}
 150
 151void Window::resizeFrame(int width, int height) {
 152	QSize newSize(width, height);
 153	newSize -= m_screenWidget->size();
 154	newSize += size();
 155	resize(newSize);
 156}
 157
 158void Window::setConfig(ConfigController* config) {
 159	m_config = config;
 160}
 161
 162void Window::loadConfig() {
 163	const GBAOptions* opts = m_config->options();
 164
 165	m_logView->setLevels(opts->logLevel);
 166
 167	m_controller->setOptions(opts);
 168	m_display->lockAspectRatio(opts->lockAspectRatio);
 169	m_display->filter(opts->resampleVideo);
 170
 171	if (opts->bios) {
 172		m_controller->loadBIOS(opts->bios);
 173	}
 174
 175	if (opts->fpsTarget) {
 176		emit fpsTargetChanged(opts->fpsTarget);
 177	}
 178
 179	if (opts->audioBuffers) {
 180		emit audioBufferSamplesChanged(opts->audioBuffers);
 181	}
 182
 183	if (opts->width && opts->height) {
 184		resizeFrame(opts->width, opts->height);
 185	}
 186
 187	if (opts->fullscreen) {
 188		enterFullScreen();
 189	}
 190
 191	m_mruFiles = m_config->getMRU();
 192	updateMRU();
 193
 194	m_inputController.setConfiguration(m_config);
 195}
 196
 197void Window::saveConfig() {
 198	m_config->write();
 199}
 200
 201void Window::selectROM() {
 202	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 203	if (doPause) {
 204		m_controller->setPaused(true);
 205	}
 206	QString filename = QFileDialog::getOpenFileName(this, tr("Select ROM"), m_config->getQtOption("lastDirectory").toString(), tr("Game Boy Advance ROMs (*.gba *.zip *.rom *.bin)"));
 207	if (doPause) {
 208		m_controller->setPaused(false);
 209	}
 210	if (!filename.isEmpty()) {
 211		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 212		m_controller->loadGame(filename);
 213	}
 214}
 215
 216void Window::selectBIOS() {
 217	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 218	if (doPause) {
 219		m_controller->setPaused(true);
 220	}
 221	QString filename = QFileDialog::getOpenFileName(this, tr("Select BIOS"), m_config->getQtOption("lastDirectory").toString());
 222	if (doPause) {
 223		m_controller->setPaused(false);
 224	}
 225	if (!filename.isEmpty()) {
 226		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 227		m_config->setOption("bios", filename);
 228		m_config->updateOption("bios");
 229		m_config->setOption("useBios", true);
 230		m_config->updateOption("useBios");
 231		m_controller->loadBIOS(filename);
 232	}
 233}
 234
 235void Window::selectPatch() {
 236	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 237	if (doPause) {
 238		m_controller->setPaused(true);
 239	}
 240	QString filename = QFileDialog::getOpenFileName(this, tr("Select patch"), m_config->getQtOption("lastDirectory").toString(), tr("Patches (*.ips *.ups *.bps)"));
 241	if (doPause) {
 242		m_controller->setPaused(false);
 243	}
 244	if (!filename.isEmpty()) {
 245		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 246		m_controller->loadPatch(filename);
 247	}
 248}
 249
 250void Window::openKeymapWindow() {
 251	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, InputController::KEYBOARD);
 252	connect(this, SIGNAL(shutdown()), keyEditor, SLOT(close()));
 253	keyEditor->setAttribute(Qt::WA_DeleteOnClose);
 254	keyEditor->show();
 255}
 256
 257void Window::openSettingsWindow() {
 258	SettingsView* settingsWindow = new SettingsView(m_config);
 259	connect(this, SIGNAL(shutdown()), settingsWindow, SLOT(close()));
 260	connect(settingsWindow, SIGNAL(biosLoaded(const QString&)), m_controller, SLOT(loadBIOS(const QString&)));
 261	connect(settingsWindow, SIGNAL(audioDriverChanged()), m_controller, SLOT(reloadAudioDriver()));
 262	settingsWindow->setAttribute(Qt::WA_DeleteOnClose);
 263	settingsWindow->show();
 264}
 265
 266void Window::openShortcutWindow() {
 267	ShortcutView* shortcutView = new ShortcutView();
 268	shortcutView->setController(m_shortcutController);
 269	connect(this, SIGNAL(shutdown()), shortcutView, SLOT(close()));
 270	shortcutView->setAttribute(Qt::WA_DeleteOnClose);
 271	shortcutView->show();
 272}
 273
 274void Window::openOverrideWindow() {
 275	OverrideView* overrideWindow = new OverrideView(m_controller, m_config);
 276	connect(this, SIGNAL(shutdown()), overrideWindow, SLOT(close()));
 277	overrideWindow->setAttribute(Qt::WA_DeleteOnClose);
 278	overrideWindow->show();
 279}
 280
 281void Window::openSensorWindow() {
 282	SensorView* sensorWindow = new SensorView(m_controller);
 283	connect(this, SIGNAL(shutdown()), sensorWindow, SLOT(close()));
 284	sensorWindow->setAttribute(Qt::WA_DeleteOnClose);
 285	sensorWindow->show();
 286}
 287
 288void Window::openCheatsWindow() {
 289	CheatsView* cheatsWindow = new CheatsView(m_controller);
 290	connect(this, SIGNAL(shutdown()), cheatsWindow, SLOT(close()));
 291	cheatsWindow->setAttribute(Qt::WA_DeleteOnClose);
 292	cheatsWindow->show();
 293}
 294
 295#ifdef BUILD_SDL
 296void Window::openGamepadWindow() {
 297	const char* profile = m_inputController.profileForType(SDL_BINDING_BUTTON);
 298	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, SDL_BINDING_BUTTON, profile);
 299	connect(this, SIGNAL(shutdown()), keyEditor, SLOT(close()));
 300	keyEditor->setAttribute(Qt::WA_DeleteOnClose);
 301	keyEditor->show();
 302}
 303#endif
 304
 305#ifdef USE_FFMPEG
 306void Window::openVideoWindow() {
 307	if (!m_videoView) {
 308		m_videoView = new VideoView();
 309		connect(m_videoView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 310		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 311		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(stopRecording()));
 312		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(close()));
 313		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
 314	}
 315	m_videoView->show();
 316}
 317#endif
 318
 319#ifdef USE_MAGICK
 320void Window::openGIFWindow() {
 321	if (!m_gifView) {
 322		m_gifView = new GIFView();
 323		connect(m_gifView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 324		connect(m_gifView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 325		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(stopRecording()));
 326		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(close()));
 327		connect(this, SIGNAL(shutdown()), m_gifView, SLOT(close()));
 328	}
 329	m_gifView->show();
 330}
 331#endif
 332
 333#ifdef USE_GDB_STUB
 334void Window::gdbOpen() {
 335	if (!m_gdbController) {
 336		m_gdbController = new GDBController(m_controller, this);
 337	}
 338	GDBWindow* window = new GDBWindow(m_gdbController);
 339	connect(this, SIGNAL(shutdown()), window, SLOT(close()));
 340	window->setAttribute(Qt::WA_DeleteOnClose);
 341	window->show();
 342}
 343#endif
 344
 345void Window::keyPressEvent(QKeyEvent* event) {
 346	if (event->isAutoRepeat()) {
 347		QWidget::keyPressEvent(event);
 348		return;
 349	}
 350	GBAKey key = m_inputController.mapKeyboard(event->key());
 351	if (key == GBA_KEY_NONE) {
 352		QWidget::keyPressEvent(event);
 353		return;
 354	}
 355	m_controller->keyPressed(key);
 356	event->accept();
 357}
 358
 359void Window::keyReleaseEvent(QKeyEvent* event) {
 360	if (event->isAutoRepeat()) {
 361		QWidget::keyReleaseEvent(event);
 362		return;
 363	}
 364	GBAKey key = m_inputController.mapKeyboard(event->key());
 365	if (key == GBA_KEY_NONE) {
 366		QWidget::keyPressEvent(event);
 367		return;
 368	}
 369	m_controller->keyReleased(key);
 370	event->accept();
 371}
 372
 373void Window::resizeEvent(QResizeEvent*) {
 374	m_config->setOption("height", m_screenWidget->height());
 375	m_config->setOption("width", m_screenWidget->width());
 376	m_config->setOption("fullscreen", isFullScreen());
 377}
 378
 379void Window::closeEvent(QCloseEvent* event) {
 380	emit shutdown();
 381	m_config->setQtOption("windowPos", pos());
 382	QMainWindow::closeEvent(event);
 383}
 384
 385void Window::focusOutEvent(QFocusEvent*) {
 386	m_controller->setTurbo(false, false);
 387	m_controller->clearKeys();
 388}
 389
 390void Window::dragEnterEvent(QDragEnterEvent* event) {
 391	if (event->mimeData()->hasFormat("text/uri-list")) {
 392		event->acceptProposedAction();
 393	}
 394}
 395
 396void Window::dropEvent(QDropEvent* event) {
 397	QString uris = event->mimeData()->data("text/uri-list");
 398	uris = uris.trimmed();
 399	if (uris.contains("\n")) {
 400		// Only one file please
 401		return;
 402	}
 403	QUrl url(uris);
 404	if (!url.isLocalFile()) {
 405		// No remote loading
 406		return;
 407	}
 408	event->accept();
 409	m_controller->loadGame(url.path());
 410}
 411
 412void Window::mouseDoubleClickEvent(QMouseEvent* event) {
 413	if (event->button() != Qt::LeftButton) {
 414		return;
 415	}
 416	toggleFullScreen();
 417}
 418
 419void Window::enterFullScreen() {
 420	if (isFullScreen()) {
 421		return;
 422	}
 423	showFullScreen();
 424#ifndef Q_OS_MAC
 425	if (m_controller->isLoaded() && !m_controller->isPaused()) {
 426		menuBar()->hide();
 427	}
 428#endif
 429}
 430
 431void Window::exitFullScreen() {
 432	if (!isFullScreen()) {
 433		return;
 434	}
 435	showNormal();
 436	menuBar()->show();
 437}
 438
 439void Window::toggleFullScreen() {
 440	if (isFullScreen()) {
 441		exitFullScreen();
 442	} else {
 443		enterFullScreen();
 444	}
 445}
 446
 447void Window::gameStarted(GBAThread* context) {
 448	char title[13] = { '\0' };
 449	MutexLock(&context->stateMutex);
 450	if (context->state < THREAD_EXITING) {
 451		emit startDrawing(m_controller->drawContext(), context);
 452		GBAGetGameTitle(context->gba, title);
 453	} else {
 454		MutexUnlock(&context->stateMutex);
 455		return;
 456	}
 457	MutexUnlock(&context->stateMutex);
 458	foreach (QAction* action, m_gameActions) {
 459		action->setDisabled(false);
 460	}
 461	appendMRU(context->fname);
 462	setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
 463	attachWidget(m_display);
 464
 465#ifndef Q_OS_MAC
 466	if(isFullScreen()) {
 467		menuBar()->hide();
 468	}
 469#endif
 470
 471	m_hitUnimplementedBiosCall = false;
 472	m_fpsTimer.start();
 473}
 474
 475void Window::gameStopped() {
 476	foreach (QAction* action, m_gameActions) {
 477		action->setDisabled(true);
 478	}
 479	setWindowTitle(tr(PROJECT_NAME));
 480	detachWidget(m_display);
 481	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
 482	m_screenWidget->setPixmap(m_logo);
 483
 484	m_fpsTimer.stop();
 485}
 486
 487void Window::gameCrashed(const QString& errorMessage) {
 488	QMessageBox* crash = new QMessageBox(QMessageBox::Critical, tr("Crash"),
 489		tr("The game has crashed with the following error:\n\n%1").arg(errorMessage),
 490		QMessageBox::Ok, this,  Qt::Sheet);
 491	crash->setAttribute(Qt::WA_DeleteOnClose);
 492	crash->show();
 493}
 494
 495void Window::gameFailed() {
 496	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Couldn't Load"),
 497		tr("Could not load game. Are you sure it's in the correct format?"),
 498		QMessageBox::Ok, this,  Qt::Sheet);
 499	fail->setAttribute(Qt::WA_DeleteOnClose);
 500	fail->show();
 501}
 502
 503void Window::unimplementedBiosCall(int call) {
 504	if (m_hitUnimplementedBiosCall) {
 505		return;
 506	}
 507	m_hitUnimplementedBiosCall = true;
 508
 509	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Unimplemented BIOS call"),
 510		tr("This game uses a BIOS call that is not implemented. Please use the official BIOS for best experience."),
 511		QMessageBox::Ok, this,  Qt::Sheet);
 512	fail->setAttribute(Qt::WA_DeleteOnClose);
 513	fail->show();
 514}
 515
 516void Window::recordFrame() {
 517	m_frameList.append(QDateTime::currentDateTime());
 518	while (m_frameList.count() > FRAME_LIST_SIZE) {
 519		m_frameList.removeFirst();
 520	}
 521}
 522
 523void Window::showFPS() {
 524	char title[13] = { '\0' };
 525	GBAGetGameTitle(m_controller->thread()->gba, title);
 526	if (m_frameList.isEmpty()) {
 527		setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
 528		return;
 529	}
 530	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
 531	float fps = (m_frameList.count() - 1) * 10000.f / interval;
 532	fps = round(fps) / 10.f;
 533	setWindowTitle(tr(PROJECT_NAME " - %1 (%2 fps)").arg(title).arg(fps));
 534}
 535
 536void Window::openStateWindow(LoadSave ls) {
 537	if (m_stateWindow) {
 538		return;
 539	}
 540	bool wasPaused = m_controller->isPaused();
 541	m_stateWindow = new LoadSaveState(m_controller);
 542	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
 543	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_stateWindow, SLOT(close()));
 544	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
 545		m_screenWidget->layout()->removeWidget(m_stateWindow);
 546		m_stateWindow = nullptr;
 547		setFocus();
 548	});
 549	if (!wasPaused) {
 550		m_controller->setPaused(true);
 551		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
 552	}
 553	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
 554	m_stateWindow->setMode(ls);
 555	attachWidget(m_stateWindow);
 556}
 557
 558void Window::setupMenu(QMenuBar* menubar) {
 559	menubar->clear();
 560	QMenu* fileMenu = menubar->addMenu(tr("&File"));
 561	m_shortcutController->addMenu(fileMenu);
 562	installEventFilter(m_shortcutController);
 563	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open), "loadROM");
 564	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS())), "loadBIOS");
 565	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch())), "loadPatch");
 566
 567	m_mruMenu = fileMenu->addMenu(tr("Recent"));
 568
 569	fileMenu->addSeparator();
 570
 571	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
 572	loadState->setShortcut(tr("F10"));
 573	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
 574	m_gameActions.append(loadState);
 575	addControlledAction(fileMenu, loadState, "loadState");
 576
 577	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
 578	saveState->setShortcut(tr("Shift+F10"));
 579	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
 580	m_gameActions.append(saveState);
 581	addControlledAction(fileMenu, saveState, "saveState");
 582
 583	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
 584	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
 585	int i;
 586	for (i = 1; i < 10; ++i) {
 587		QAction* quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
 588		quickLoad->setShortcut(tr("F%1").arg(i));
 589		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
 590		m_gameActions.append(quickLoad);
 591		addAction(quickLoad);
 592		quickLoadMenu->addAction(quickLoad);
 593
 594		QAction* quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
 595		quickSave->setShortcut(tr("Shift+F%1").arg(i));
 596		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
 597		m_gameActions.append(quickSave);
 598		addAction(quickSave);
 599		quickSaveMenu->addAction(quickSave);
 600	}
 601
 602	fileMenu->addSeparator();
 603	QAction* multiWindow = new QAction(tr("New multiplayer window"), fileMenu);
 604	connect(multiWindow, &QAction::triggered, [this]() {
 605		std::shared_ptr<MultiplayerController> multiplayer = m_controller->multiplayerController();
 606		if (!multiplayer) {
 607			multiplayer = std::make_shared<MultiplayerController>();
 608			m_controller->setMultiplayerController(multiplayer);
 609		}
 610		Window* w2 = new Window(m_config, multiplayer->attached());
 611		w2->setAttribute(Qt::WA_DeleteOnClose);
 612		w2->loadConfig();
 613		w2->controller()->setMultiplayerController(multiplayer);
 614		w2->show();
 615	});
 616	addControlledAction(fileMenu, multiWindow, "multiWindow");
 617
 618#ifndef Q_OS_MAC
 619	addControlledAction(fileMenu, fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit), "quit");
 620#endif
 621
 622	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
 623	m_shortcutController->addMenu(emulationMenu);
 624	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
 625	reset->setShortcut(tr("Ctrl+R"));
 626	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
 627	m_gameActions.append(reset);
 628	addControlledAction(emulationMenu, reset, "reset");
 629
 630	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
 631	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
 632	m_gameActions.append(shutdown);
 633	addControlledAction(emulationMenu, shutdown, "shutdown");
 634	emulationMenu->addSeparator();
 635
 636	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
 637	pause->setChecked(false);
 638	pause->setCheckable(true);
 639	pause->setShortcut(tr("Ctrl+P"));
 640	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
 641	connect(m_controller, &GameController::gamePaused, [this, pause]() {
 642		pause->setChecked(true);
 643
 644		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS, 1024, QImage::Format_RGB32);
 645		QPixmap pixmap;
 646		pixmap.convertFromImage(currentImage.rgbSwapped());
 647		m_screenWidget->setPixmap(pixmap);
 648		m_screenWidget->setLockAspectRatio(3, 2);
 649	});
 650	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
 651	m_gameActions.append(pause);
 652	addControlledAction(emulationMenu, pause, "pause");
 653
 654	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
 655	frameAdvance->setShortcut(tr("Ctrl+N"));
 656	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
 657	m_gameActions.append(frameAdvance);
 658	addControlledAction(emulationMenu, frameAdvance, "frameAdvance");
 659
 660	emulationMenu->addSeparator();
 661
 662	QAction* turbo = new QAction(tr("&Fast forward"), emulationMenu);
 663	turbo->setCheckable(true);
 664	turbo->setChecked(false);
 665	turbo->setShortcut(tr("Shift+Tab"));
 666	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
 667	addControlledAction(emulationMenu, turbo, "fastForward");
 668
 669	QAction* rewind = new QAction(tr("Re&wind"), emulationMenu);
 670	rewind->setShortcut(tr("`"));
 671	connect(rewind, SIGNAL(triggered()), m_controller, SLOT(rewind()));
 672	m_gameActions.append(rewind);
 673	addControlledAction(emulationMenu, rewind, "rewind");
 674
 675	ConfigOption* videoSync = m_config->addOption("videoSync");
 676	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
 677	videoSync->connect([this](const QVariant& value) {
 678		m_controller->setVideoSync(value.toBool());
 679	}, this);
 680	m_config->updateOption("videoSync");
 681
 682	ConfigOption* audioSync = m_config->addOption("audioSync");
 683	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
 684	audioSync->connect([this](const QVariant& value) {
 685		m_controller->setAudioSync(value.toBool());
 686	}, this);
 687	m_config->updateOption("audioSync");
 688
 689	emulationMenu->addSeparator();
 690
 691	QMenu* solarMenu = emulationMenu->addMenu(tr("Solar sensor"));
 692	QAction* solarIncrease = new QAction(tr("Increase solar level"), solarMenu);
 693	connect(solarIncrease, SIGNAL(triggered()), m_controller, SLOT(increaseLuminanceLevel()));
 694	addControlledAction(solarMenu, solarIncrease, "increaseLuminanceLevel");
 695
 696	QAction* solarDecrease = new QAction(tr("Decrease solar level"), solarMenu);
 697	connect(solarDecrease, SIGNAL(triggered()), m_controller, SLOT(decreaseLuminanceLevel()));
 698	addControlledAction(solarMenu, solarDecrease, "decreaseLuminanceLevel");
 699
 700	QAction* maxSolar = new QAction(tr("Brightest solar level"), solarMenu);
 701	connect(maxSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(10); });
 702	addControlledAction(solarMenu, maxSolar, "maxLuminanceLevel");
 703
 704	QAction* minSolar = new QAction(tr("Darkest solar level"), solarMenu);
 705	connect(minSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(0); });
 706	addControlledAction(solarMenu, minSolar, "minLuminanceLevel");
 707
 708	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
 709	m_shortcutController->addMenu(avMenu);
 710	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
 711	m_shortcutController->addMenu(frameMenu, avMenu);
 712	for (int i = 1; i <= 6; ++i) {
 713		QAction* setSize = new QAction(tr("%1x").arg(QString::number(i)), avMenu);
 714		connect(setSize, &QAction::triggered, [this, i]() {
 715			showNormal();
 716			resizeFrame(VIDEO_HORIZONTAL_PIXELS * i, VIDEO_VERTICAL_PIXELS * i);
 717		});
 718		addControlledAction(frameMenu, setSize, QString("frame%1x").arg(QString::number(i)));
 719	}
 720	addControlledAction(frameMenu, frameMenu->addAction(tr("Fullscreen"), this, SLOT(toggleFullScreen()), QKeySequence("Ctrl+F")), "fullscreen");
 721
 722	ConfigOption* lockAspectRatio = m_config->addOption("lockAspectRatio");
 723	lockAspectRatio->addBoolean(tr("Lock aspect ratio"), avMenu);
 724	lockAspectRatio->connect([this](const QVariant& value) {
 725		m_display->lockAspectRatio(value.toBool());
 726	}, this);
 727	m_config->updateOption("lockAspectRatio");
 728
 729	ConfigOption* resampleVideo = m_config->addOption("resampleVideo");
 730	resampleVideo->addBoolean(tr("Resample video"), avMenu);
 731	resampleVideo->connect([this](const QVariant& value) {
 732		m_display->filter(value.toBool());
 733	}, this);
 734	m_config->updateOption("resampleVideo");
 735
 736	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
 737	ConfigOption* skip = m_config->addOption("frameskip");
 738	skip->connect([this](const QVariant& value) {
 739		m_controller->setFrameskip(value.toInt());
 740	}, this);
 741	for (int i = 0; i <= 10; ++i) {
 742		skip->addValue(QString::number(i), i, skipMenu);
 743	}
 744	m_config->updateOption("frameskip");
 745
 746	avMenu->addSeparator();
 747
 748	QMenu* buffersMenu = avMenu->addMenu(tr("Audio buffer &size"));
 749	ConfigOption* buffers = m_config->addOption("audioBuffers");
 750	buffers->connect([this](const QVariant& value) {
 751		emit audioBufferSamplesChanged(value.toInt());
 752	}, this);
 753	buffers->addValue(tr("512"), 512, buffersMenu);
 754	buffers->addValue(tr("768"), 768, buffersMenu);
 755	buffers->addValue(tr("1024"), 1024, buffersMenu);
 756	buffers->addValue(tr("2048"), 2048, buffersMenu);
 757	buffers->addValue(tr("4096"), 4096, buffersMenu);
 758	m_config->updateOption("audioBuffers");
 759
 760	avMenu->addSeparator();
 761
 762	QMenu* target = avMenu->addMenu(tr("FPS target"));
 763	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
 764	fpsTargetOption->connect([this](const QVariant& value) {
 765		emit fpsTargetChanged(value.toInt());
 766	}, this);
 767	fpsTargetOption->addValue(tr("15"), 15, target);
 768	fpsTargetOption->addValue(tr("30"), 30, target);
 769	fpsTargetOption->addValue(tr("45"), 45, target);
 770	fpsTargetOption->addValue(tr("60"), 60, target);
 771	fpsTargetOption->addValue(tr("90"), 90, target);
 772	fpsTargetOption->addValue(tr("120"), 120, target);
 773	fpsTargetOption->addValue(tr("240"), 240, target);
 774	m_config->updateOption("fpsTarget");
 775
 776#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
 777	avMenu->addSeparator();
 778#endif
 779
 780#ifdef USE_PNG
 781	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
 782	screenshot->setShortcut(tr("F12"));
 783	connect(screenshot, SIGNAL(triggered()), m_controller, SLOT(screenshot()));
 784	m_gameActions.append(screenshot);
 785	addControlledAction(avMenu, screenshot, "screenshot");
 786#endif
 787
 788#ifdef USE_FFMPEG
 789	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
 790	recordOutput->setShortcut(tr("F11"));
 791	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
 792	addControlledAction(avMenu, recordOutput, "recordOutput");
 793#endif
 794
 795#ifdef USE_MAGICK
 796	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
 797	recordGIF->setShortcut(tr("Shift+F11"));
 798	connect(recordGIF, SIGNAL(triggered()), this, SLOT(openGIFWindow()));
 799	addControlledAction(avMenu, recordGIF, "recordGIF");
 800#endif
 801
 802	avMenu->addSeparator();
 803	QMenu* videoLayers = avMenu->addMenu(tr("Video layers"));
 804
 805	for (int i = 0; i < 4; ++i) {
 806		QAction* enableBg = new QAction(tr("Background %0").arg(i), videoLayers);
 807		enableBg->setCheckable(true);
 808		enableBg->setChecked(true);
 809		connect(enableBg, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->video.renderer->disableBG[i] = !enable; });
 810		m_gameActions.append(enableBg);
 811		addControlledAction(videoLayers, enableBg, QString("enableBG%0").arg(i));
 812	}
 813
 814	QAction* enableObj = new QAction(tr("OBJ (sprites)"), videoLayers);
 815	enableObj->setCheckable(true);
 816	enableObj->setChecked(true);
 817	connect(enableObj, &QAction::triggered, [this](bool enable) { m_controller->thread()->gba->video.renderer->disableOBJ = !enable; });
 818	m_gameActions.append(enableObj);
 819	addControlledAction(videoLayers, enableObj, "enableOBJ");
 820
 821	QMenu* audioChannels = avMenu->addMenu(tr("Audio channels"));
 822
 823	for (int i = 0; i < 4; ++i) {
 824		QAction* enableCh = new QAction(tr("Channel %0").arg(i + 1), audioChannels);
 825		enableCh->setCheckable(true);
 826		enableCh->setChecked(true);
 827		connect(enableCh, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->audio.forceDisableCh[i] = !enable; });
 828		m_gameActions.append(enableCh);
 829		addControlledAction(audioChannels, enableCh, QString("enableCh%0").arg(i + 1));
 830	}
 831
 832	QAction* enableChA = new QAction(tr("Channel A"), audioChannels);
 833	enableChA->setCheckable(true);
 834	enableChA->setChecked(true);
 835	connect(enableChA, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->audio.forceDisableChA = !enable; });
 836	m_gameActions.append(enableChA);
 837	addControlledAction(audioChannels, enableChA, QString("enableChA"));
 838
 839	QAction* enableChB = new QAction(tr("Channel B"), audioChannels);
 840	enableChB->setCheckable(true);
 841	enableChB->setChecked(true);
 842	connect(enableChB, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->audio.forceDisableChB = !enable; });
 843	m_gameActions.append(enableChB);
 844	addControlledAction(audioChannels, enableChB, QString("enableChB"));
 845
 846	QMenu* toolsMenu = menubar->addMenu(tr("&Tools"));
 847	m_shortcutController->addMenu(toolsMenu);
 848	QAction* viewLogs = new QAction(tr("View &logs..."), toolsMenu);
 849	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
 850	addControlledAction(toolsMenu, viewLogs, "viewLogs");
 851
 852	QAction* overrides = new QAction(tr("Game &overrides..."), toolsMenu);
 853	connect(overrides, SIGNAL(triggered()), this, SLOT(openOverrideWindow()));
 854	addControlledAction(toolsMenu, overrides, "overrideWindow");
 855
 856	QAction* sensors = new QAction(tr("Game &Pak sensors..."), toolsMenu);
 857	connect(sensors, SIGNAL(triggered()), this, SLOT(openSensorWindow()));
 858	addControlledAction(toolsMenu, sensors, "sensorWindow");
 859
 860	QAction* cheats = new QAction(tr("&Cheats..."), toolsMenu);
 861	connect(cheats, SIGNAL(triggered()), this, SLOT(openCheatsWindow()));
 862	addControlledAction(toolsMenu, cheats, "cheatsWindow");
 863
 864#ifdef USE_GDB_STUB
 865	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), toolsMenu);
 866	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
 867	addControlledAction(toolsMenu, gdbWindow, "gdbWindow");
 868#endif
 869
 870	toolsMenu->addSeparator();
 871	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Settings..."), this, SLOT(openSettingsWindow())), "settings");
 872	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Edit shortcuts..."), this, SLOT(openShortcutWindow())), "shortcuts");
 873
 874	QAction* keymap = new QAction(tr("Remap keyboard..."), toolsMenu);
 875	connect(keymap, SIGNAL(triggered()), this, SLOT(openKeymapWindow()));
 876	addControlledAction(toolsMenu, keymap, "remapKeyboard");
 877
 878#ifdef BUILD_SDL
 879	QAction* gamepad = new QAction(tr("Remap gamepad..."), toolsMenu);
 880	connect(gamepad, SIGNAL(triggered()), this, SLOT(openGamepadWindow()));
 881	addControlledAction(toolsMenu, gamepad, "remapGamepad");
 882#endif
 883
 884	ConfigOption* skipBios = m_config->addOption("skipBios");
 885	skipBios->connect([this](const QVariant& value) {
 886		m_controller->setSkipBIOS(value.toBool());
 887	}, this);
 888
 889	ConfigOption* useBios = m_config->addOption("useBios");
 890	useBios->connect([this](const QVariant& value) {
 891		m_controller->setUseBIOS(value.toBool());
 892	}, this);
 893
 894	ConfigOption* rewindEnable = m_config->addOption("rewindEnable");
 895	rewindEnable->connect([this](const QVariant& value) {
 896		m_controller->setRewind(value.toBool(), m_config->getOption("rewindBufferCapacity").toInt(), m_config->getOption("rewindBufferInterval").toInt());
 897	}, this);
 898
 899	ConfigOption* rewindBufferCapacity = m_config->addOption("rewindBufferCapacity");
 900	rewindBufferCapacity->connect([this](const QVariant& value) {
 901		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), value.toInt(), m_config->getOption("rewindBufferInterval").toInt());
 902	}, this);
 903
 904	ConfigOption* rewindBufferInterval = m_config->addOption("rewindBufferInterval");
 905	rewindBufferInterval->connect([this](const QVariant& value) {
 906		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), m_config->getOption("rewindBufferCapacity").toInt(), value.toInt());
 907	}, this);
 908
 909	ConfigOption* allowOpposingDirections = m_config->addOption("allowOpposingDirections");
 910	allowOpposingDirections->connect([this](const QVariant& value) {
 911		m_inputController.setAllowOpposing(value.toBool());
 912	}, this);
 913
 914	QMenu* other = new QMenu(tr("Other"), this);
 915	m_shortcutController->addMenu(other);
 916	m_shortcutController->addFunctions(other, [this]() {
 917		m_controller->setTurbo(true, false);
 918	}, [this]() {
 919		m_controller->setTurbo(false, false);
 920	}, QKeySequence(Qt::Key_Tab), tr("Fast Forward (held)"), "holdFastForward");
 921
 922	addControlledAction(other, other->addAction(tr("Exit fullscreen"), this, SLOT(exitFullScreen()), QKeySequence("Esc")), "exitFullScreen");
 923
 924	foreach (QAction* action, m_gameActions) {
 925		action->setDisabled(true);
 926	}
 927}
 928
 929void Window::attachWidget(QWidget* widget) {
 930	m_screenWidget->layout()->addWidget(widget);
 931	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
 932}
 933
 934void Window::detachWidget(QWidget* widget) {
 935	m_screenWidget->layout()->removeWidget(widget);
 936}
 937
 938void Window::appendMRU(const QString& fname) {
 939	int index = m_mruFiles.indexOf(fname);
 940	if (index >= 0) {
 941		m_mruFiles.removeAt(index);
 942	}
 943	m_mruFiles.prepend(fname);
 944	while (m_mruFiles.size() > ConfigController::MRU_LIST_SIZE) {
 945		m_mruFiles.removeLast();
 946	}
 947	updateMRU();
 948}
 949
 950void Window::updateMRU() {
 951	if (!m_mruMenu) {
 952		return;
 953	}
 954	m_mruMenu->clear();
 955	int i = 0;
 956	for (const QString& file : m_mruFiles) {
 957		QAction* item = new QAction(file, m_mruMenu);
 958		item->setShortcut(QString("Ctrl+%1").arg(i));
 959		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
 960		m_mruMenu->addAction(item);
 961		++i;
 962	}
 963	m_config->setMRU(m_mruFiles);
 964	m_config->write();
 965	m_mruMenu->setEnabled(i > 0);
 966}
 967
 968QAction* Window::addControlledAction(QMenu* menu, QAction* action, const QString& name) {
 969	m_shortcutController->addAction(menu, action, name);
 970	menu->addAction(action);
 971	action->setShortcutContext(Qt::WidgetShortcut);
 972	addAction(action);
 973	return action;
 974}
 975
 976WindowBackground::WindowBackground(QWidget* parent)
 977	: QLabel(parent)
 978{
 979	setLayout(new QStackedLayout());
 980	layout()->setContentsMargins(0, 0, 0, 0);
 981	setAlignment(Qt::AlignCenter);
 982}
 983
 984void WindowBackground::setSizeHint(const QSize& hint) {
 985	m_sizeHint = hint;
 986}
 987
 988QSize WindowBackground::sizeHint() const {
 989	return m_sizeHint;
 990}
 991
 992void WindowBackground::setLockAspectRatio(int width, int height) {
 993	m_aspectWidth = width;
 994	m_aspectHeight = height;
 995}
 996
 997void WindowBackground::paintEvent(QPaintEvent*) {
 998	const QPixmap* logo = pixmap();
 999	if (!logo) {
1000		return;
1001	}
1002	QPainter painter(this);
1003	painter.setRenderHint(QPainter::SmoothPixmapTransform);
1004	painter.fillRect(QRect(QPoint(), size()), Qt::black);
1005	QSize s = size();
1006	QSize ds = s;
1007	if (s.width() * m_aspectHeight > s.height() * m_aspectWidth) {
1008		ds.setWidth(s.height() * m_aspectWidth / m_aspectHeight);
1009	} else if (s.width() * m_aspectHeight < s.height() * m_aspectWidth) {
1010		ds.setHeight(s.width() * m_aspectHeight / m_aspectWidth);
1011	}
1012	QPoint origin = QPoint((s.width() - ds.width()) / 2, (s.height() - ds.height()) / 2);
1013	QRect full(origin, ds);
1014	painter.drawPixmap(full, *logo);
1015}