all repos — mgba @ 592f6614aaa513e94905cafd74695397146bfaa9

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 "PaletteView.h"
  31#include "SensorView.h"
  32#include "SettingsView.h"
  33#include "ShortcutController.h"
  34#include "ShortcutView.h"
  35#include "VideoView.h"
  36
  37extern "C" {
  38#include "platform/commandline.h"
  39}
  40
  41using namespace QGBA;
  42
  43Window::Window(ConfigController* config, int playerId, QWidget* parent)
  44	: QMainWindow(parent)
  45	, m_logView(new LogView())
  46	, m_stateWindow(nullptr)
  47	, m_screenWidget(new WindowBackground())
  48	, m_logo(":/res/mgba-1024.png")
  49	, m_config(config)
  50	, m_inputController(playerId)
  51#ifdef USE_FFMPEG
  52	, m_videoView(nullptr)
  53#endif
  54#ifdef USE_MAGICK
  55	, m_gifView(nullptr)
  56#endif
  57#ifdef USE_GDB_STUB
  58	, m_gdbController(nullptr)
  59#endif
  60	, m_mruMenu(nullptr)
  61	, m_shortcutController(new ShortcutController(this))
  62	, m_playerId(playerId)
  63{
  64	setWindowTitle(PROJECT_NAME);
  65	setFocusPolicy(Qt::StrongFocus);
  66	setAcceptDrops(true);
  67	m_controller = new GameController(this);
  68	m_controller->setInputController(&m_inputController);
  69	m_controller->setOverrides(m_config->overrides());
  70
  71	QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
  72	format.setSwapInterval(1);
  73	m_display = new DisplayGL(format, this);
  74
  75	m_logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
  76	m_logo = m_logo; // Free memory left over in old pixmap
  77
  78	m_screenWidget->setMinimumSize(m_display->minimumSize());
  79	m_screenWidget->setSizePolicy(m_display->sizePolicy());
  80	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
  81	m_screenWidget->setPixmap(m_logo);
  82	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
  83	setCentralWidget(m_screenWidget);
  84
  85	QVariant windowPos = m_config->getQtOption("windowPos");
  86	if (!windowPos.isNull()) {
  87		move(windowPos.toPoint());
  88	}
  89
  90	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
  91	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
  92	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
  93	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
  94	connect(m_controller, SIGNAL(rewound(GBAThread*)), m_display, SLOT(forceDraw()));
  95	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), m_display, SLOT(pauseDrawing()));
  96#ifndef Q_OS_MAC
  97	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), menuBar(), SLOT(show()));
  98	connect(m_controller, &GameController::gameUnpaused, [this]() {
  99		if(isFullScreen()) {
 100			menuBar()->hide();
 101		}
 102	});
 103#endif
 104	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), m_display, SLOT(unpauseDrawing()));
 105	connect(m_controller, SIGNAL(postLog(int, const QString&)), m_logView, SLOT(postLog(int, const QString&)));
 106	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(recordFrame()));
 107	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), m_display, SLOT(framePosted(const uint32_t*)));
 108	connect(m_controller, SIGNAL(gameCrashed(const QString&)), this, SLOT(gameCrashed(const QString&)));
 109	connect(m_controller, SIGNAL(gameFailed()), this, SLOT(gameFailed()));
 110	connect(m_controller, SIGNAL(unimplementedBiosCall(int)), this, SLOT(unimplementedBiosCall(int)));
 111	connect(m_logView, SIGNAL(levelsSet(int)), m_controller, SLOT(setLogLevel(int)));
 112	connect(m_logView, SIGNAL(levelsEnabled(int)), m_controller, SLOT(enableLogLevel(int)));
 113	connect(m_logView, SIGNAL(levelsDisabled(int)), m_controller, SLOT(disableLogLevel(int)));
 114	connect(this, SIGNAL(startDrawing(const uint32_t*, GBAThread*)), m_display, SLOT(startDrawing(const uint32_t*, GBAThread*)), Qt::QueuedConnection);
 115	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 116	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 117	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 118	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 119	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 120	connect(&m_fpsTimer, SIGNAL(timeout()), this, SLOT(showFPS()));
 121
 122	m_logView->setLevels(GBA_LOG_WARN | GBA_LOG_ERROR | GBA_LOG_FATAL);
 123	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 124
 125	m_shortcutController->setConfigController(m_config);
 126	setupMenu(menuBar());
 127}
 128
 129Window::~Window() {
 130	delete m_logView;
 131
 132#ifdef USE_FFMPEG
 133	delete m_videoView;
 134#endif
 135
 136#ifdef USE_MAGICK
 137	delete m_gifView;
 138#endif
 139}
 140
 141void Window::argumentsPassed(GBAArguments* args) {
 142	loadConfig();
 143
 144	if (args->patch) {
 145		m_controller->loadPatch(args->patch);
 146	}
 147
 148	if (args->fname) {
 149		m_controller->loadGame(args->fname, args->dirmode);
 150	}
 151}
 152
 153void Window::resizeFrame(int width, int height) {
 154	QSize newSize(width, height);
 155	newSize -= m_screenWidget->size();
 156	newSize += size();
 157	resize(newSize);
 158}
 159
 160void Window::setConfig(ConfigController* config) {
 161	m_config = config;
 162}
 163
 164void Window::loadConfig() {
 165	const GBAOptions* opts = m_config->options();
 166
 167	m_logView->setLevels(opts->logLevel);
 168
 169	m_controller->setOptions(opts);
 170	m_display->lockAspectRatio(opts->lockAspectRatio);
 171	m_display->filter(opts->resampleVideo);
 172
 173	if (opts->bios) {
 174		m_controller->loadBIOS(opts->bios);
 175	}
 176
 177	if (opts->fpsTarget) {
 178		emit fpsTargetChanged(opts->fpsTarget);
 179	}
 180
 181	if (opts->audioBuffers) {
 182		emit audioBufferSamplesChanged(opts->audioBuffers);
 183	}
 184
 185	if (opts->width && opts->height) {
 186		resizeFrame(opts->width, opts->height);
 187	}
 188
 189	if (opts->fullscreen) {
 190		enterFullScreen();
 191	}
 192
 193	m_mruFiles = m_config->getMRU();
 194	updateMRU();
 195
 196	m_inputController.setConfiguration(m_config);
 197}
 198
 199void Window::saveConfig() {
 200	m_config->write();
 201}
 202
 203void Window::selectROM() {
 204	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 205	if (doPause) {
 206		m_controller->setPaused(true);
 207	}
 208	QString filename = QFileDialog::getOpenFileName(this, tr("Select ROM"), m_config->getQtOption("lastDirectory").toString(), tr("Game Boy Advance ROMs (*.gba *.zip *.rom *.bin)"));
 209	if (doPause) {
 210		m_controller->setPaused(false);
 211	}
 212	if (!filename.isEmpty()) {
 213		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 214		m_controller->loadGame(filename);
 215	}
 216}
 217
 218void Window::selectBIOS() {
 219	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 220	if (doPause) {
 221		m_controller->setPaused(true);
 222	}
 223	QString filename = QFileDialog::getOpenFileName(this, tr("Select BIOS"), m_config->getQtOption("lastDirectory").toString());
 224	if (doPause) {
 225		m_controller->setPaused(false);
 226	}
 227	if (!filename.isEmpty()) {
 228		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 229		m_config->setOption("bios", filename);
 230		m_config->updateOption("bios");
 231		m_config->setOption("useBios", true);
 232		m_config->updateOption("useBios");
 233		m_controller->loadBIOS(filename);
 234	}
 235}
 236
 237void Window::selectPatch() {
 238	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 239	if (doPause) {
 240		m_controller->setPaused(true);
 241	}
 242	QString filename = QFileDialog::getOpenFileName(this, tr("Select patch"), m_config->getQtOption("lastDirectory").toString(), tr("Patches (*.ips *.ups *.bps)"));
 243	if (doPause) {
 244		m_controller->setPaused(false);
 245	}
 246	if (!filename.isEmpty()) {
 247		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 248		m_controller->loadPatch(filename);
 249	}
 250}
 251
 252void Window::openView(QWidget* widget) {
 253	connect(this, SIGNAL(shutdown()), widget, SLOT(close()));
 254	widget->setAttribute(Qt::WA_DeleteOnClose);
 255	widget->show();
 256}
 257
 258void Window::importSharkport() {
 259	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 260	if (doPause) {
 261		m_controller->setPaused(true);
 262	}
 263	QString filename = QFileDialog::getOpenFileName(this, tr("Select save"), m_config->getQtOption("lastDirectory").toString(), tr("GameShark saves (*.sps *.xps)"));
 264	if (doPause) {
 265		m_controller->setPaused(false);
 266	}
 267	if (!filename.isEmpty()) {
 268		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 269		m_controller->importSharkport(filename);
 270	}
 271}
 272
 273void Window::exportSharkport() {
 274	bool doPause = m_controller->isLoaded() && !m_controller->isPaused();
 275	if (doPause) {
 276		m_controller->setPaused(true);
 277	}
 278	QString filename = QFileDialog::getSaveFileName(this, tr("Select save"), m_config->getQtOption("lastDirectory").toString(), tr("GameShark saves (*.sps *.xps)"));
 279	if (doPause) {
 280		m_controller->setPaused(false);
 281	}
 282	if (!filename.isEmpty()) {
 283		m_config->setQtOption("lastDirectory", QFileInfo(filename).dir().path());
 284		m_controller->exportSharkport(filename);
 285	}
 286}
 287
 288void Window::openKeymapWindow() {
 289	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, InputController::KEYBOARD);
 290	openView(keyEditor);
 291}
 292
 293void Window::openSettingsWindow() {
 294	SettingsView* settingsWindow = new SettingsView(m_config);
 295	connect(settingsWindow, SIGNAL(biosLoaded(const QString&)), m_controller, SLOT(loadBIOS(const QString&)));
 296	connect(settingsWindow, SIGNAL(audioDriverChanged()), m_controller, SLOT(reloadAudioDriver()));
 297	openView(settingsWindow);
 298}
 299
 300void Window::openShortcutWindow() {
 301	ShortcutView* shortcutView = new ShortcutView();
 302	shortcutView->setController(m_shortcutController);
 303	openView(shortcutView);
 304}
 305
 306void Window::openOverrideWindow() {
 307	OverrideView* overrideWindow = new OverrideView(m_controller, m_config);
 308	openView(overrideWindow);
 309}
 310
 311void Window::openSensorWindow() {
 312	SensorView* sensorWindow = new SensorView(m_controller);
 313	openView(sensorWindow);
 314}
 315
 316void Window::openCheatsWindow() {
 317	CheatsView* cheatsWindow = new CheatsView(m_controller);
 318	openView(cheatsWindow);
 319}
 320
 321void Window::openPaletteWindow() {
 322	PaletteView* paletteWindow = new PaletteView(m_controller);
 323	openView(paletteWindow);
 324}
 325
 326#ifdef BUILD_SDL
 327void Window::openGamepadWindow() {
 328	const char* profile = m_inputController.profileForType(SDL_BINDING_BUTTON);
 329	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, SDL_BINDING_BUTTON, profile);
 330	openView(keyEditor);
 331}
 332#endif
 333
 334#ifdef USE_FFMPEG
 335void Window::openVideoWindow() {
 336	if (!m_videoView) {
 337		m_videoView = new VideoView();
 338		connect(m_videoView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 339		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 340		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(stopRecording()));
 341		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(close()));
 342		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
 343	}
 344	m_videoView->show();
 345}
 346#endif
 347
 348#ifdef USE_MAGICK
 349void Window::openGIFWindow() {
 350	if (!m_gifView) {
 351		m_gifView = new GIFView();
 352		connect(m_gifView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
 353		connect(m_gifView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
 354		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(stopRecording()));
 355		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(close()));
 356		connect(this, SIGNAL(shutdown()), m_gifView, SLOT(close()));
 357	}
 358	m_gifView->show();
 359}
 360#endif
 361
 362#ifdef USE_GDB_STUB
 363void Window::gdbOpen() {
 364	if (!m_gdbController) {
 365		m_gdbController = new GDBController(m_controller, this);
 366	}
 367	GDBWindow* window = new GDBWindow(m_gdbController);
 368	connect(this, SIGNAL(shutdown()), window, SLOT(close()));
 369	window->setAttribute(Qt::WA_DeleteOnClose);
 370	window->show();
 371}
 372#endif
 373
 374void Window::keyPressEvent(QKeyEvent* event) {
 375	if (event->isAutoRepeat()) {
 376		QWidget::keyPressEvent(event);
 377		return;
 378	}
 379	GBAKey key = m_inputController.mapKeyboard(event->key());
 380	if (key == GBA_KEY_NONE) {
 381		QWidget::keyPressEvent(event);
 382		return;
 383	}
 384	m_controller->keyPressed(key);
 385	event->accept();
 386}
 387
 388void Window::keyReleaseEvent(QKeyEvent* event) {
 389	if (event->isAutoRepeat()) {
 390		QWidget::keyReleaseEvent(event);
 391		return;
 392	}
 393	GBAKey key = m_inputController.mapKeyboard(event->key());
 394	if (key == GBA_KEY_NONE) {
 395		QWidget::keyPressEvent(event);
 396		return;
 397	}
 398	m_controller->keyReleased(key);
 399	event->accept();
 400}
 401
 402void Window::resizeEvent(QResizeEvent*) {
 403	m_config->setOption("height", m_screenWidget->height());
 404	m_config->setOption("width", m_screenWidget->width());
 405	m_config->setOption("fullscreen", isFullScreen());
 406}
 407
 408void Window::closeEvent(QCloseEvent* event) {
 409	emit shutdown();
 410	m_config->setQtOption("windowPos", pos());
 411	QMainWindow::closeEvent(event);
 412}
 413
 414void Window::focusOutEvent(QFocusEvent*) {
 415	m_controller->setTurbo(false, false);
 416	m_controller->clearKeys();
 417}
 418
 419void Window::dragEnterEvent(QDragEnterEvent* event) {
 420	if (event->mimeData()->hasFormat("text/uri-list")) {
 421		event->acceptProposedAction();
 422	}
 423}
 424
 425void Window::dropEvent(QDropEvent* event) {
 426	QString uris = event->mimeData()->data("text/uri-list");
 427	uris = uris.trimmed();
 428	if (uris.contains("\n")) {
 429		// Only one file please
 430		return;
 431	}
 432	QUrl url(uris);
 433	if (!url.isLocalFile()) {
 434		// No remote loading
 435		return;
 436	}
 437	event->accept();
 438	m_controller->loadGame(url.path());
 439}
 440
 441void Window::mouseDoubleClickEvent(QMouseEvent* event) {
 442	if (event->button() != Qt::LeftButton) {
 443		return;
 444	}
 445	toggleFullScreen();
 446}
 447
 448void Window::enterFullScreen() {
 449	if (isFullScreen()) {
 450		return;
 451	}
 452	showFullScreen();
 453#ifndef Q_OS_MAC
 454	if (m_controller->isLoaded() && !m_controller->isPaused()) {
 455		menuBar()->hide();
 456	}
 457#endif
 458}
 459
 460void Window::exitFullScreen() {
 461	if (!isFullScreen()) {
 462		return;
 463	}
 464	showNormal();
 465	menuBar()->show();
 466}
 467
 468void Window::toggleFullScreen() {
 469	if (isFullScreen()) {
 470		exitFullScreen();
 471	} else {
 472		enterFullScreen();
 473	}
 474}
 475
 476void Window::gameStarted(GBAThread* context) {
 477	char title[13] = { '\0' };
 478	MutexLock(&context->stateMutex);
 479	if (context->state < THREAD_EXITING) {
 480		emit startDrawing(m_controller->drawContext(), context);
 481		GBAGetGameTitle(context->gba, title);
 482	} else {
 483		MutexUnlock(&context->stateMutex);
 484		return;
 485	}
 486	MutexUnlock(&context->stateMutex);
 487	foreach (QAction* action, m_gameActions) {
 488		action->setDisabled(false);
 489	}
 490	appendMRU(context->fname);
 491	setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
 492	attachWidget(m_display);
 493
 494#ifndef Q_OS_MAC
 495	if(isFullScreen()) {
 496		menuBar()->hide();
 497	}
 498#endif
 499
 500	m_hitUnimplementedBiosCall = false;
 501	m_fpsTimer.start();
 502}
 503
 504void Window::gameStopped() {
 505	foreach (QAction* action, m_gameActions) {
 506		action->setDisabled(true);
 507	}
 508	setWindowTitle(tr(PROJECT_NAME));
 509	detachWidget(m_display);
 510	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
 511	m_screenWidget->setPixmap(m_logo);
 512
 513	m_fpsTimer.stop();
 514}
 515
 516void Window::gameCrashed(const QString& errorMessage) {
 517	QMessageBox* crash = new QMessageBox(QMessageBox::Critical, tr("Crash"),
 518		tr("The game has crashed with the following error:\n\n%1").arg(errorMessage),
 519		QMessageBox::Ok, this,  Qt::Sheet);
 520	crash->setAttribute(Qt::WA_DeleteOnClose);
 521	crash->show();
 522}
 523
 524void Window::gameFailed() {
 525	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Couldn't Load"),
 526		tr("Could not load game. Are you sure it's in the correct format?"),
 527		QMessageBox::Ok, this,  Qt::Sheet);
 528	fail->setAttribute(Qt::WA_DeleteOnClose);
 529	fail->show();
 530}
 531
 532void Window::unimplementedBiosCall(int call) {
 533	if (m_hitUnimplementedBiosCall) {
 534		return;
 535	}
 536	m_hitUnimplementedBiosCall = true;
 537
 538	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Unimplemented BIOS call"),
 539		tr("This game uses a BIOS call that is not implemented. Please use the official BIOS for best experience."),
 540		QMessageBox::Ok, this,  Qt::Sheet);
 541	fail->setAttribute(Qt::WA_DeleteOnClose);
 542	fail->show();
 543}
 544
 545void Window::recordFrame() {
 546	m_frameList.append(QDateTime::currentDateTime());
 547	while (m_frameList.count() > FRAME_LIST_SIZE) {
 548		m_frameList.removeFirst();
 549	}
 550}
 551
 552void Window::showFPS() {
 553	char gameTitle[13] = { '\0' };
 554	GBAGetGameTitle(m_controller->thread()->gba, gameTitle);
 555
 556	QString title(gameTitle);
 557	std::shared_ptr<MultiplayerController> multiplayer = m_controller->multiplayerController();
 558	if (multiplayer && multiplayer->attached() > 1) {
 559		title += tr(" -  Player %1 of %2").arg(m_playerId + 1).arg(multiplayer->attached());
 560	}
 561	if (m_frameList.isEmpty()) {
 562		setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
 563		return;
 564	}
 565	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
 566	float fps = (m_frameList.count() - 1) * 10000.f / interval;
 567	fps = round(fps) / 10.f;
 568	setWindowTitle(tr(PROJECT_NAME " - %1 (%2 fps)").arg(title).arg(fps));
 569}
 570
 571void Window::openStateWindow(LoadSave ls) {
 572	if (m_stateWindow) {
 573		return;
 574	}
 575	bool wasPaused = m_controller->isPaused();
 576	m_stateWindow = new LoadSaveState(m_controller);
 577	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
 578	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_stateWindow, SLOT(close()));
 579	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
 580		m_screenWidget->layout()->removeWidget(m_stateWindow);
 581		m_stateWindow = nullptr;
 582		QMetaObject::invokeMethod(this, "setFocus", Qt::QueuedConnection);
 583	});
 584	if (!wasPaused) {
 585		m_controller->setPaused(true);
 586		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
 587	}
 588	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
 589	m_stateWindow->setMode(ls);
 590	attachWidget(m_stateWindow);
 591}
 592
 593void Window::setupMenu(QMenuBar* menubar) {
 594	menubar->clear();
 595	QMenu* fileMenu = menubar->addMenu(tr("&File"));
 596	m_shortcutController->addMenu(fileMenu);
 597	installEventFilter(m_shortcutController);
 598	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open), "loadROM");
 599	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS())), "loadBIOS");
 600	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch())), "loadPatch");
 601
 602	m_mruMenu = fileMenu->addMenu(tr("Recent"));
 603
 604	fileMenu->addSeparator();
 605
 606	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
 607	loadState->setShortcut(tr("F10"));
 608	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
 609	m_gameActions.append(loadState);
 610	addControlledAction(fileMenu, loadState, "loadState");
 611
 612	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
 613	saveState->setShortcut(tr("Shift+F10"));
 614	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
 615	m_gameActions.append(saveState);
 616	addControlledAction(fileMenu, saveState, "saveState");
 617
 618	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
 619	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
 620	m_shortcutController->addMenu(quickLoadMenu);
 621	m_shortcutController->addMenu(quickSaveMenu);
 622	int i;
 623	for (i = 1; i < 10; ++i) {
 624		QAction* quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
 625		quickLoad->setShortcut(tr("F%1").arg(i));
 626		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
 627		m_gameActions.append(quickLoad);
 628		addControlledAction(quickLoadMenu, quickLoad, QString("quickLoad.%1").arg(i));
 629
 630		QAction* quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
 631		quickSave->setShortcut(tr("Shift+F%1").arg(i));
 632		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
 633		m_gameActions.append(quickSave);
 634		addControlledAction(quickSaveMenu, quickSave, QString("quickSave.%1").arg(i));
 635	}
 636
 637	fileMenu->addSeparator();
 638	QAction* importShark = new QAction(tr("Import GameShark Save"), fileMenu);
 639	connect(importShark, SIGNAL(triggered()), this, SLOT(importSharkport()));
 640	m_gameActions.append(importShark);
 641	addControlledAction(fileMenu, importShark, "importShark");
 642
 643	QAction* exportShark = new QAction(tr("Export GameShark Save"), fileMenu);
 644	connect(exportShark, SIGNAL(triggered()), this, SLOT(exportSharkport()));
 645	m_gameActions.append(exportShark);
 646	addControlledAction(fileMenu, exportShark, "exportShark");
 647
 648	fileMenu->addSeparator();
 649	QAction* multiWindow = new QAction(tr("New multiplayer window"), fileMenu);
 650	connect(multiWindow, &QAction::triggered, [this]() {
 651		std::shared_ptr<MultiplayerController> multiplayer = m_controller->multiplayerController();
 652		if (!multiplayer) {
 653			multiplayer = std::make_shared<MultiplayerController>();
 654			m_controller->setMultiplayerController(multiplayer);
 655		}
 656		Window* w2 = new Window(m_config, multiplayer->attached());
 657		w2->setAttribute(Qt::WA_DeleteOnClose);
 658		w2->loadConfig();
 659		w2->controller()->setMultiplayerController(multiplayer);
 660		w2->show();
 661	});
 662	addControlledAction(fileMenu, multiWindow, "multiWindow");
 663
 664#ifndef Q_OS_MAC
 665	addControlledAction(fileMenu, fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit), "quit");
 666#endif
 667
 668	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
 669	m_shortcutController->addMenu(emulationMenu);
 670	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
 671	reset->setShortcut(tr("Ctrl+R"));
 672	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
 673	m_gameActions.append(reset);
 674	addControlledAction(emulationMenu, reset, "reset");
 675
 676	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
 677	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
 678	m_gameActions.append(shutdown);
 679	addControlledAction(emulationMenu, shutdown, "shutdown");
 680	emulationMenu->addSeparator();
 681
 682	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
 683	pause->setChecked(false);
 684	pause->setCheckable(true);
 685	pause->setShortcut(tr("Ctrl+P"));
 686	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
 687	connect(m_controller, &GameController::gamePaused, [this, pause]() {
 688		pause->setChecked(true);
 689
 690		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS, 1024, QImage::Format_RGB32);
 691		QPixmap pixmap;
 692		pixmap.convertFromImage(currentImage.rgbSwapped());
 693		m_screenWidget->setPixmap(pixmap);
 694		m_screenWidget->setLockAspectRatio(3, 2);
 695	});
 696	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
 697	m_gameActions.append(pause);
 698	addControlledAction(emulationMenu, pause, "pause");
 699
 700	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
 701	frameAdvance->setShortcut(tr("Ctrl+N"));
 702	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
 703	m_gameActions.append(frameAdvance);
 704	addControlledAction(emulationMenu, frameAdvance, "frameAdvance");
 705
 706	emulationMenu->addSeparator();
 707
 708	QAction* turbo = new QAction(tr("&Fast forward"), emulationMenu);
 709	turbo->setCheckable(true);
 710	turbo->setChecked(false);
 711	turbo->setShortcut(tr("Shift+Tab"));
 712	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
 713	addControlledAction(emulationMenu, turbo, "fastForward");
 714
 715	QAction* rewind = new QAction(tr("Re&wind"), emulationMenu);
 716	rewind->setShortcut(tr("`"));
 717	connect(rewind, SIGNAL(triggered()), m_controller, SLOT(rewind()));
 718	m_gameActions.append(rewind);
 719	addControlledAction(emulationMenu, rewind, "rewind");
 720
 721	QAction* frameRewind = new QAction(tr("Step backwards"), emulationMenu);
 722	frameRewind->setShortcut(tr("Ctrl+B"));
 723	connect(frameRewind, &QAction::triggered, [this] () {
 724		m_controller->rewind(1);
 725	});
 726	m_gameActions.append(frameRewind);
 727	addControlledAction(emulationMenu, frameRewind, "frameRewind");
 728
 729	ConfigOption* videoSync = m_config->addOption("videoSync");
 730	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
 731	videoSync->connect([this](const QVariant& value) {
 732		m_controller->setVideoSync(value.toBool());
 733	}, this);
 734	m_config->updateOption("videoSync");
 735
 736	ConfigOption* audioSync = m_config->addOption("audioSync");
 737	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
 738	audioSync->connect([this](const QVariant& value) {
 739		m_controller->setAudioSync(value.toBool());
 740	}, this);
 741	m_config->updateOption("audioSync");
 742
 743	emulationMenu->addSeparator();
 744
 745	QMenu* solarMenu = emulationMenu->addMenu(tr("Solar sensor"));
 746	m_shortcutController->addMenu(solarMenu);
 747	QAction* solarIncrease = new QAction(tr("Increase solar level"), solarMenu);
 748	connect(solarIncrease, SIGNAL(triggered()), m_controller, SLOT(increaseLuminanceLevel()));
 749	addControlledAction(solarMenu, solarIncrease, "increaseLuminanceLevel");
 750
 751	QAction* solarDecrease = new QAction(tr("Decrease solar level"), solarMenu);
 752	connect(solarDecrease, SIGNAL(triggered()), m_controller, SLOT(decreaseLuminanceLevel()));
 753	addControlledAction(solarMenu, solarDecrease, "decreaseLuminanceLevel");
 754
 755	QAction* maxSolar = new QAction(tr("Brightest solar level"), solarMenu);
 756	connect(maxSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(10); });
 757	addControlledAction(solarMenu, maxSolar, "maxLuminanceLevel");
 758
 759	QAction* minSolar = new QAction(tr("Darkest solar level"), solarMenu);
 760	connect(minSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(0); });
 761	addControlledAction(solarMenu, minSolar, "minLuminanceLevel");
 762
 763	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
 764	m_shortcutController->addMenu(avMenu);
 765	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
 766	m_shortcutController->addMenu(frameMenu, avMenu);
 767	for (int i = 1; i <= 6; ++i) {
 768		QAction* setSize = new QAction(tr("%1x").arg(QString::number(i)), avMenu);
 769		connect(setSize, &QAction::triggered, [this, i]() {
 770			showNormal();
 771			resizeFrame(VIDEO_HORIZONTAL_PIXELS * i, VIDEO_VERTICAL_PIXELS * i);
 772		});
 773		addControlledAction(frameMenu, setSize, QString("frame%1x").arg(QString::number(i)));
 774	}
 775	addControlledAction(frameMenu, frameMenu->addAction(tr("Fullscreen"), this, SLOT(toggleFullScreen()), QKeySequence("Ctrl+F")), "fullscreen");
 776
 777	ConfigOption* lockAspectRatio = m_config->addOption("lockAspectRatio");
 778	lockAspectRatio->addBoolean(tr("Lock aspect ratio"), avMenu);
 779	lockAspectRatio->connect([this](const QVariant& value) {
 780		m_display->lockAspectRatio(value.toBool());
 781	}, this);
 782	m_config->updateOption("lockAspectRatio");
 783
 784	ConfigOption* resampleVideo = m_config->addOption("resampleVideo");
 785	resampleVideo->addBoolean(tr("Resample video"), avMenu);
 786	resampleVideo->connect([this](const QVariant& value) {
 787		m_display->filter(value.toBool());
 788	}, this);
 789	m_config->updateOption("resampleVideo");
 790
 791	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
 792	ConfigOption* skip = m_config->addOption("frameskip");
 793	skip->connect([this](const QVariant& value) {
 794		m_controller->setFrameskip(value.toInt());
 795	}, this);
 796	for (int i = 0; i <= 10; ++i) {
 797		skip->addValue(QString::number(i), i, skipMenu);
 798	}
 799	m_config->updateOption("frameskip");
 800
 801	avMenu->addSeparator();
 802
 803	QMenu* buffersMenu = avMenu->addMenu(tr("Audio buffer &size"));
 804	ConfigOption* buffers = m_config->addOption("audioBuffers");
 805	buffers->connect([this](const QVariant& value) {
 806		emit audioBufferSamplesChanged(value.toInt());
 807	}, this);
 808	buffers->addValue(tr("512"), 512, buffersMenu);
 809	buffers->addValue(tr("768"), 768, buffersMenu);
 810	buffers->addValue(tr("1024"), 1024, buffersMenu);
 811	buffers->addValue(tr("2048"), 2048, buffersMenu);
 812	buffers->addValue(tr("4096"), 4096, buffersMenu);
 813	m_config->updateOption("audioBuffers");
 814
 815	avMenu->addSeparator();
 816
 817	QMenu* target = avMenu->addMenu(tr("FPS target"));
 818	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
 819	fpsTargetOption->connect([this](const QVariant& value) {
 820		emit fpsTargetChanged(value.toInt());
 821	}, this);
 822	fpsTargetOption->addValue(tr("15"), 15, target);
 823	fpsTargetOption->addValue(tr("30"), 30, target);
 824	fpsTargetOption->addValue(tr("45"), 45, target);
 825	fpsTargetOption->addValue(tr("60"), 60, target);
 826	fpsTargetOption->addValue(tr("90"), 90, target);
 827	fpsTargetOption->addValue(tr("120"), 120, target);
 828	fpsTargetOption->addValue(tr("240"), 240, target);
 829	m_config->updateOption("fpsTarget");
 830
 831#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
 832	avMenu->addSeparator();
 833#endif
 834
 835#ifdef USE_PNG
 836	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
 837	screenshot->setShortcut(tr("F12"));
 838	connect(screenshot, SIGNAL(triggered()), m_controller, SLOT(screenshot()));
 839	m_gameActions.append(screenshot);
 840	addControlledAction(avMenu, screenshot, "screenshot");
 841#endif
 842
 843#ifdef USE_FFMPEG
 844	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
 845	recordOutput->setShortcut(tr("F11"));
 846	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
 847	addControlledAction(avMenu, recordOutput, "recordOutput");
 848#endif
 849
 850#ifdef USE_MAGICK
 851	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
 852	recordGIF->setShortcut(tr("Shift+F11"));
 853	connect(recordGIF, SIGNAL(triggered()), this, SLOT(openGIFWindow()));
 854	addControlledAction(avMenu, recordGIF, "recordGIF");
 855#endif
 856
 857	avMenu->addSeparator();
 858	QMenu* videoLayers = avMenu->addMenu(tr("Video layers"));
 859
 860	for (int i = 0; i < 4; ++i) {
 861		QAction* enableBg = new QAction(tr("Background %0").arg(i), videoLayers);
 862		enableBg->setCheckable(true);
 863		enableBg->setChecked(true);
 864		connect(enableBg, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->video.renderer->disableBG[i] = !enable; });
 865		m_gameActions.append(enableBg);
 866		addControlledAction(videoLayers, enableBg, QString("enableBG%0").arg(i));
 867	}
 868
 869	QAction* enableObj = new QAction(tr("OBJ (sprites)"), videoLayers);
 870	enableObj->setCheckable(true);
 871	enableObj->setChecked(true);
 872	connect(enableObj, &QAction::triggered, [this](bool enable) { m_controller->thread()->gba->video.renderer->disableOBJ = !enable; });
 873	m_gameActions.append(enableObj);
 874	addControlledAction(videoLayers, enableObj, "enableOBJ");
 875
 876	QMenu* audioChannels = avMenu->addMenu(tr("Audio channels"));
 877
 878	for (int i = 0; i < 4; ++i) {
 879		QAction* enableCh = new QAction(tr("Channel %0").arg(i + 1), audioChannels);
 880		enableCh->setCheckable(true);
 881		enableCh->setChecked(true);
 882		connect(enableCh, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->audio.forceDisableCh[i] = !enable; });
 883		m_gameActions.append(enableCh);
 884		addControlledAction(audioChannels, enableCh, QString("enableCh%0").arg(i + 1));
 885	}
 886
 887	QAction* enableChA = new QAction(tr("Channel A"), audioChannels);
 888	enableChA->setCheckable(true);
 889	enableChA->setChecked(true);
 890	connect(enableChA, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->audio.forceDisableChA = !enable; });
 891	m_gameActions.append(enableChA);
 892	addControlledAction(audioChannels, enableChA, QString("enableChA"));
 893
 894	QAction* enableChB = new QAction(tr("Channel B"), audioChannels);
 895	enableChB->setCheckable(true);
 896	enableChB->setChecked(true);
 897	connect(enableChB, &QAction::triggered, [this, i](bool enable) { m_controller->thread()->gba->audio.forceDisableChB = !enable; });
 898	m_gameActions.append(enableChB);
 899	addControlledAction(audioChannels, enableChB, QString("enableChB"));
 900
 901	QMenu* toolsMenu = menubar->addMenu(tr("&Tools"));
 902	m_shortcutController->addMenu(toolsMenu);
 903	QAction* viewLogs = new QAction(tr("View &logs..."), toolsMenu);
 904	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
 905	addControlledAction(toolsMenu, viewLogs, "viewLogs");
 906
 907	QAction* overrides = new QAction(tr("Game &overrides..."), toolsMenu);
 908	connect(overrides, SIGNAL(triggered()), this, SLOT(openOverrideWindow()));
 909	addControlledAction(toolsMenu, overrides, "overrideWindow");
 910
 911	QAction* sensors = new QAction(tr("Game &Pak sensors..."), toolsMenu);
 912	connect(sensors, SIGNAL(triggered()), this, SLOT(openSensorWindow()));
 913	addControlledAction(toolsMenu, sensors, "sensorWindow");
 914
 915	QAction* cheats = new QAction(tr("&Cheats..."), toolsMenu);
 916	connect(cheats, SIGNAL(triggered()), this, SLOT(openCheatsWindow()));
 917	addControlledAction(toolsMenu, cheats, "cheatsWindow");
 918
 919#ifdef USE_GDB_STUB
 920	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), toolsMenu);
 921	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
 922	addControlledAction(toolsMenu, gdbWindow, "gdbWindow");
 923#endif
 924
 925	toolsMenu->addSeparator();
 926	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Settings..."), this, SLOT(openSettingsWindow())), "settings");
 927	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Edit shortcuts..."), this, SLOT(openShortcutWindow())), "shortcuts");
 928
 929	QAction* keymap = new QAction(tr("Remap keyboard..."), toolsMenu);
 930	connect(keymap, SIGNAL(triggered()), this, SLOT(openKeymapWindow()));
 931	addControlledAction(toolsMenu, keymap, "remapKeyboard");
 932
 933#ifdef BUILD_SDL
 934	QAction* gamepad = new QAction(tr("Remap gamepad..."), toolsMenu);
 935	connect(gamepad, SIGNAL(triggered()), this, SLOT(openGamepadWindow()));
 936	addControlledAction(toolsMenu, gamepad, "remapGamepad");
 937#endif
 938
 939	toolsMenu->addSeparator();
 940
 941	QAction* paletteView = new QAction(tr("View &palette..."), toolsMenu);
 942	connect(paletteView, SIGNAL(triggered()), this, SLOT(openPaletteWindow()));
 943	m_gameActions.append(paletteView);
 944	addControlledAction(toolsMenu, paletteView, "paletteWindow");
 945
 946	ConfigOption* skipBios = m_config->addOption("skipBios");
 947	skipBios->connect([this](const QVariant& value) {
 948		m_controller->setSkipBIOS(value.toBool());
 949	}, this);
 950
 951	ConfigOption* volume = m_config->addOption("volume");
 952	volume->connect([this](const QVariant& value) {
 953		m_controller->setVolume(value.toInt());
 954	}, this);
 955
 956	ConfigOption* mute = m_config->addOption("mute");
 957	mute->connect([this](const QVariant& value) {
 958		m_controller->setMute(value.toBool());
 959	}, this);
 960
 961	ConfigOption* rewindEnable = m_config->addOption("rewindEnable");
 962	rewindEnable->connect([this](const QVariant& value) {
 963		m_controller->setRewind(value.toBool(), m_config->getOption("rewindBufferCapacity").toInt(), m_config->getOption("rewindBufferInterval").toInt());
 964	}, this);
 965
 966	ConfigOption* rewindBufferCapacity = m_config->addOption("rewindBufferCapacity");
 967	rewindBufferCapacity->connect([this](const QVariant& value) {
 968		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), value.toInt(), m_config->getOption("rewindBufferInterval").toInt());
 969	}, this);
 970
 971	ConfigOption* rewindBufferInterval = m_config->addOption("rewindBufferInterval");
 972	rewindBufferInterval->connect([this](const QVariant& value) {
 973		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), m_config->getOption("rewindBufferCapacity").toInt(), value.toInt());
 974	}, this);
 975
 976	ConfigOption* allowOpposingDirections = m_config->addOption("allowOpposingDirections");
 977	allowOpposingDirections->connect([this](const QVariant& value) {
 978		m_inputController.setAllowOpposing(value.toBool());
 979	}, this);
 980
 981	QMenu* other = new QMenu(tr("Other"), this);
 982	m_shortcutController->addMenu(other);
 983	m_shortcutController->addFunctions(other, [this]() {
 984		m_controller->setTurbo(true, false);
 985	}, [this]() {
 986		m_controller->setTurbo(false, false);
 987	}, QKeySequence(Qt::Key_Tab), tr("Fast Forward (held)"), "holdFastForward");
 988
 989	addControlledAction(other, other->addAction(tr("Exit fullscreen"), this, SLOT(exitFullScreen()), QKeySequence("Esc")), "exitFullScreen");
 990
 991	foreach (QAction* action, m_gameActions) {
 992		action->setDisabled(true);
 993	}
 994}
 995
 996void Window::attachWidget(QWidget* widget) {
 997	m_screenWidget->layout()->addWidget(widget);
 998	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
 999}
1000
1001void Window::detachWidget(QWidget* widget) {
1002	m_screenWidget->layout()->removeWidget(widget);
1003}
1004
1005void Window::appendMRU(const QString& fname) {
1006	int index = m_mruFiles.indexOf(fname);
1007	if (index >= 0) {
1008		m_mruFiles.removeAt(index);
1009	}
1010	m_mruFiles.prepend(fname);
1011	while (m_mruFiles.size() > ConfigController::MRU_LIST_SIZE) {
1012		m_mruFiles.removeLast();
1013	}
1014	updateMRU();
1015}
1016
1017void Window::updateMRU() {
1018	if (!m_mruMenu) {
1019		return;
1020	}
1021	m_mruMenu->clear();
1022	int i = 0;
1023	for (const QString& file : m_mruFiles) {
1024		QAction* item = new QAction(file, m_mruMenu);
1025		item->setShortcut(QString("Ctrl+%1").arg(i));
1026		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
1027		m_mruMenu->addAction(item);
1028		++i;
1029	}
1030	m_config->setMRU(m_mruFiles);
1031	m_config->write();
1032	m_mruMenu->setEnabled(i > 0);
1033}
1034
1035QAction* Window::addControlledAction(QMenu* menu, QAction* action, const QString& name) {
1036	m_shortcutController->addAction(menu, action, name);
1037	menu->addAction(action);
1038	action->setShortcutContext(Qt::WidgetShortcut);
1039	addAction(action);
1040	return action;
1041}
1042
1043WindowBackground::WindowBackground(QWidget* parent)
1044	: QLabel(parent)
1045{
1046	setLayout(new QStackedLayout());
1047	layout()->setContentsMargins(0, 0, 0, 0);
1048	setAlignment(Qt::AlignCenter);
1049}
1050
1051void WindowBackground::setSizeHint(const QSize& hint) {
1052	m_sizeHint = hint;
1053}
1054
1055QSize WindowBackground::sizeHint() const {
1056	return m_sizeHint;
1057}
1058
1059void WindowBackground::setLockAspectRatio(int width, int height) {
1060	m_aspectWidth = width;
1061	m_aspectHeight = height;
1062}
1063
1064void WindowBackground::paintEvent(QPaintEvent*) {
1065	const QPixmap* logo = pixmap();
1066	if (!logo) {
1067		return;
1068	}
1069	QPainter painter(this);
1070	painter.setRenderHint(QPainter::SmoothPixmapTransform);
1071	painter.fillRect(QRect(QPoint(), size()), Qt::black);
1072	QSize s = size();
1073	QSize ds = s;
1074	if (s.width() * m_aspectHeight > s.height() * m_aspectWidth) {
1075		ds.setWidth(s.height() * m_aspectWidth / m_aspectHeight);
1076	} else if (s.width() * m_aspectHeight < s.height() * m_aspectWidth) {
1077		ds.setHeight(s.width() * m_aspectHeight / m_aspectWidth);
1078	}
1079	QPoint origin = QPoint((s.width() - ds.width()) / 2, (s.height() - ds.height()) / 2);
1080	QRect full(origin, ds);
1081	painter.drawPixmap(full, *logo);
1082}