all repos — mgba @ f6f3cb5d3d8b91dd603772ea0eebb2513562a0cf

mGBA Game Boy Advance Emulator

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

   1/* Copyright (c) 2013-2016 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#ifdef USE_SQLITE3
  18#include "ArchiveInspector.h"
  19#include "library/LibraryController.h"
  20#endif
  21
  22#include "AboutScreen.h"
  23#include "CheatsView.h"
  24#include "ConfigController.h"
  25#include "DebuggerConsole.h"
  26#include "DebuggerConsoleController.h"
  27#include "Display.h"
  28#include "GameController.h"
  29#include "GBAApp.h"
  30#include "GDBController.h"
  31#include "GDBWindow.h"
  32#include "GIFView.h"
  33#include "IOViewer.h"
  34#include "LoadSaveState.h"
  35#include "LogView.h"
  36#include "MultiplayerController.h"
  37#include "MemoryView.h"
  38#include "OverrideView.h"
  39#include "ObjView.h"
  40#include "PaletteView.h"
  41#include "ROMInfo.h"
  42#include "SensorView.h"
  43#include "SettingsView.h"
  44#include "ShaderSelector.h"
  45#include "ShortcutController.h"
  46#include "TileView.h"
  47#include "VideoView.h"
  48
  49#include <mgba/core/version.h>
  50#ifdef M_CORE_GB
  51#include <mgba/internal/gb/gb.h>
  52#include <mgba/internal/gb/video.h>
  53#endif
  54#ifdef M_CORE_GBA
  55#include <mgba/internal/gba/gba.h>
  56#include <mgba/internal/gba/video.h>
  57#endif
  58#include <mgba/feature/commandline.h>
  59#include "feature/sqlite3/no-intro.h"
  60#include <mgba-util/vfs.h>
  61
  62using namespace QGBA;
  63
  64Window::Window(ConfigController* config, int playerId, QWidget* parent)
  65	: QMainWindow(parent)
  66	, m_logView(new LogView(&m_log))
  67	, m_screenWidget(new WindowBackground())
  68	, m_config(config)
  69	, m_inputController(playerId, this)
  70	, m_shortcutController(new ShortcutController(this))
  71{
  72	setFocusPolicy(Qt::StrongFocus);
  73	setAcceptDrops(true);
  74	setAttribute(Qt::WA_DeleteOnClose);
  75	m_controller = new GameController(this);
  76	m_controller->setInputController(&m_inputController);
  77	updateTitle();
  78
  79	m_display = Display::create(this);
  80	m_shaderView = new ShaderSelector(m_display, m_config);
  81
  82	m_logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
  83	m_logo = m_logo; // Free memory left over in old pixmap
  84
  85	m_screenWidget->setMinimumSize(m_display->minimumSize());
  86	m_screenWidget->setSizePolicy(m_display->sizePolicy());
  87	int i = 2;
  88	QVariant multiplier = m_config->getOption("scaleMultiplier");
  89	if (!multiplier.isNull()) {
  90		m_savedScale = multiplier.toInt();
  91		i = m_savedScale;
  92	}
  93#ifdef USE_SQLITE3
  94	m_libraryView = new LibraryController(nullptr, ConfigController::configDir() + "/library.sqlite3", m_config);
  95	ConfigOption* showLibrary = m_config->addOption("showLibrary");
  96	showLibrary->connect([this](const QVariant& value) {
  97		if (value.toBool()) {
  98			if (m_controller->isLoaded()) {
  99				m_screenWidget->layout()->addWidget(m_libraryView);
 100			} else {
 101				attachWidget(m_libraryView);
 102			}
 103		} else {
 104			detachWidget(m_libraryView);
 105		}
 106	}, this);
 107	m_config->updateOption("showLibrary");
 108	ConfigOption* libraryStyle = m_config->addOption("libraryStyle");
 109	libraryStyle->connect([this](const QVariant& value) {
 110		m_libraryView->setViewStyle(static_cast<LibraryStyle>(value.toInt()));
 111	}, this);
 112	m_config->updateOption("libraryStyle");
 113
 114	connect(m_libraryView, &LibraryController::startGame, [this]() {
 115		VFile* output = m_libraryView->selectedVFile();
 116		if (output) {
 117			QPair<QString, QString> path = m_libraryView->selectedPath();
 118			m_controller->loadGame(output, path.second, path.first);
 119		}
 120	});
 121#elif defined(M_CORE_GBA)
 122	m_screenWidget->setSizeHint(QSize(VIDEO_HORIZONTAL_PIXELS * i, VIDEO_VERTICAL_PIXELS * i));
 123#endif
 124	m_screenWidget->setPixmap(m_logo);
 125	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
 126	m_screenWidget->setLockIntegerScaling(false);
 127	setCentralWidget(m_screenWidget);
 128
 129	connect(m_controller, &GameController::gameStarted, this, &Window::gameStarted);
 130	connect(m_controller, &GameController::gameStarted, &m_inputController, &InputController::suspendScreensaver);
 131	connect(m_controller, &GameController::gameStopped, m_display, &Display::stopDrawing);
 132	connect(m_controller, &GameController::gameStopped, this, &Window::gameStopped);
 133	connect(m_controller, &GameController::gameStopped, &m_inputController, &InputController::resumeScreensaver);
 134	connect(m_controller, &GameController::stateLoaded, m_display, &Display::forceDraw);
 135	connect(m_controller, &GameController::rewound, m_display, &Display::forceDraw);
 136	connect(m_controller, &GameController::gamePaused, [this](mCoreThread* context) {
 137		unsigned width, height;
 138		context->core->desiredVideoDimensions(context->core, &width, &height);
 139		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), width, height,
 140		                    width * BYTES_PER_PIXEL, QImage::Format_RGBX8888);
 141		QPixmap pixmap;
 142		pixmap.convertFromImage(currentImage);
 143		m_screenWidget->setPixmap(pixmap);
 144		m_screenWidget->setLockAspectRatio(width, height);
 145	});
 146	connect(m_controller, &GameController::gamePaused, m_display, &Display::pauseDrawing);
 147#ifndef Q_OS_MAC
 148	connect(m_controller, &GameController::gamePaused, menuBar(), &QWidget::show);
 149	connect(m_controller, &GameController::gameUnpaused, [this]() {
 150		if(isFullScreen()) {
 151			menuBar()->hide();
 152		}
 153	});
 154#endif
 155	connect(m_controller, &GameController::gamePaused, &m_inputController, &InputController::resumeScreensaver);
 156	connect(m_controller, &GameController::gameUnpaused, m_display, &Display::unpauseDrawing);
 157	connect(m_controller, &GameController::gameUnpaused, &m_inputController, &InputController::suspendScreensaver);
 158	connect(m_controller, &GameController::postLog, &m_log, &LogController::postLog);
 159	connect(m_controller, &GameController::frameAvailable, this, &Window::recordFrame);
 160	connect(m_controller, &GameController::frameAvailable, m_display, &Display::framePosted);
 161	connect(m_controller, &GameController::gameCrashed, this, &Window::gameCrashed);
 162	connect(m_controller, &GameController::gameFailed, this, &Window::gameFailed);
 163	connect(m_controller, &GameController::unimplementedBiosCall, this, &Window::unimplementedBiosCall);
 164	connect(m_controller, &GameController::statusPosted, m_display, &Display::showMessage);
 165	connect(&m_log, &LogController::levelsSet, m_controller, &GameController::setLogLevel);
 166	connect(&m_log, &LogController::levelsEnabled, m_controller, &GameController::enableLogLevel);
 167	connect(&m_log, &LogController::levelsDisabled, m_controller, &GameController::disableLogLevel);
 168	connect(this, &Window::startDrawing, m_display, &Display::startDrawing, Qt::QueuedConnection);
 169	connect(this, &Window::shutdown, m_display, &Display::stopDrawing);
 170	connect(this, &Window::shutdown, m_controller, &GameController::closeGame);
 171	connect(this, &Window::shutdown, m_logView, &QWidget::hide);
 172	connect(this, &Window::shutdown, m_shaderView, &QWidget::hide);
 173	connect(this, &Window::audioBufferSamplesChanged, m_controller, &GameController::setAudioBufferSamples);
 174	connect(this, &Window::sampleRateChanged, m_controller, &GameController::setAudioSampleRate);
 175	connect(this, &Window::fpsTargetChanged, m_controller, &GameController::setFPSTarget);
 176	connect(&m_fpsTimer, &QTimer::timeout, this, &Window::showFPS);
 177	connect(&m_focusCheck, &QTimer::timeout, this, &Window::focusCheck);
 178	connect(m_display, &Display::hideCursor, [this]() {
 179		if (static_cast<QStackedLayout*>(m_screenWidget->layout())->currentWidget() == m_display) {
 180			m_screenWidget->setCursor(Qt::BlankCursor);
 181		}
 182	});
 183	connect(m_display, &Display::showCursor, [this]() {
 184		m_screenWidget->unsetCursor();
 185	});
 186	connect(&m_inputController, &InputController::profileLoaded, m_shortcutController, &ShortcutController::loadProfile);
 187
 188	m_log.setLevels(mLOG_WARN | mLOG_ERROR | mLOG_FATAL);
 189	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 190	m_focusCheck.setInterval(200);
 191
 192	m_shortcutController->setConfigController(m_config);
 193	setupMenu(menuBar());
 194}
 195
 196Window::~Window() {
 197	delete m_logView;
 198
 199#ifdef USE_FFMPEG
 200	delete m_videoView;
 201#endif
 202
 203#ifdef USE_MAGICK
 204	delete m_gifView;
 205#endif
 206
 207#ifdef USE_SQLITE3
 208	delete m_libraryView;
 209#endif
 210}
 211
 212void Window::argumentsPassed(mArguments* args) {
 213	loadConfig();
 214
 215	if (args->patch) {
 216		m_controller->loadPatch(args->patch);
 217	}
 218
 219	if (args->fname) {
 220		m_controller->loadGame(args->fname);
 221	}
 222
 223#ifdef USE_GDB_STUB
 224	if (args->debuggerType == DEBUGGER_GDB) {
 225		if (!m_gdbController) {
 226			m_gdbController = new GDBController(m_controller, this);
 227			m_gdbController->listen();
 228		}
 229	}
 230#endif
 231}
 232
 233void Window::resizeFrame(const QSize& size) {
 234	QSize newSize(size);
 235#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
 236	newSize /= m_screenWidget->devicePixelRatioF();
 237#endif
 238	m_screenWidget->setSizeHint(newSize);
 239	newSize -= m_screenWidget->size();
 240	newSize += this->size();
 241	resize(newSize);
 242}
 243
 244void Window::setConfig(ConfigController* config) {
 245	m_config = config;
 246}
 247
 248void Window::loadConfig() {
 249	const mCoreOptions* opts = m_config->options();
 250	reloadConfig();
 251
 252	// TODO: Move these to ConfigController
 253	if (opts->fpsTarget) {
 254		emit fpsTargetChanged(opts->fpsTarget);
 255	}
 256
 257	if (opts->audioBuffers) {
 258		emit audioBufferSamplesChanged(opts->audioBuffers);
 259	}
 260
 261	if (opts->sampleRate) {
 262		emit sampleRateChanged(opts->sampleRate);
 263	}
 264
 265	if (opts->width && opts->height) {
 266		resizeFrame(QSize(opts->width, opts->height));
 267	}
 268
 269	if (opts->fullscreen) {
 270		enterFullScreen();
 271	}
 272
 273	if (opts->shader) {
 274		struct VDir* shader = VDirOpen(opts->shader);
 275		if (shader) {
 276			m_display->setShaders(shader);
 277			m_shaderView->refreshShaders();
 278			shader->close(shader);
 279		}
 280	}
 281
 282	m_mruFiles = m_config->getMRU();
 283	updateMRU();
 284
 285	m_inputController.setConfiguration(m_config);
 286	m_controller->setUseBIOS(opts->useBios);
 287}
 288
 289void Window::reloadConfig() {
 290	const mCoreOptions* opts = m_config->options();
 291
 292	m_log.setLevels(opts->logLevel);
 293
 294	m_controller->setConfig(m_config->config());
 295	m_display->lockAspectRatio(opts->lockAspectRatio);
 296	m_display->filter(opts->resampleVideo);
 297
 298	m_inputController.setScreensaverSuspendable(opts->suspendScreensaver);
 299}
 300
 301void Window::saveConfig() {
 302	m_inputController.saveConfiguration();
 303	m_config->write();
 304}
 305
 306QString Window::getFilters() const {
 307	QStringList filters;
 308	QStringList formats;
 309
 310#ifdef M_CORE_GBA
 311	QStringList gbaFormats{
 312		"*.gba",
 313#if defined(USE_LIBZIP) || defined(USE_ZLIB)
 314		"*.zip",
 315#endif
 316#ifdef USE_LZMA
 317		"*.7z",
 318#endif
 319		"*.agb",
 320		"*.mb",
 321		"*.rom",
 322		"*.bin"};
 323	formats.append(gbaFormats);
 324	filters.append(tr("Game Boy Advance ROMs (%1)").arg(gbaFormats.join(QChar(' '))));
 325#endif
 326
 327#ifdef M_CORE_GB
 328	QStringList gbFormats{
 329		"*.gb",
 330		"*.gbc",
 331#if defined(USE_LIBZIP) || defined(USE_ZLIB)
 332		"*.zip",
 333#endif
 334#ifdef USE_LZMA
 335		"*.7z",
 336#endif
 337		"*.rom",
 338		"*.bin"};
 339	formats.append(gbFormats);
 340	filters.append(tr("Game Boy ROMs (%1)").arg(gbFormats.join(QChar(' '))));
 341#endif
 342
 343	formats.removeDuplicates();
 344	filters.prepend(tr("All ROMs (%1)").arg(formats.join(QChar(' '))));
 345	filters.append(tr("%1 Video Logs (*.mvl)").arg(projectName));
 346	return filters.join(";;");
 347}
 348
 349QString Window::getFiltersArchive() const {
 350	QStringList filters;
 351
 352	QStringList formats{
 353#if defined(USE_LIBZIP) || defined(USE_ZLIB)
 354		"*.zip",
 355#endif
 356#ifdef USE_LZMA
 357		"*.7z",
 358#endif
 359	};
 360	filters.append(tr("Archives (%1)").arg(formats.join(QChar(' '))));
 361	return filters.join(";;");
 362}
 363
 364void Window::selectROM() {
 365	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), getFilters());
 366	if (!filename.isEmpty()) {
 367		m_controller->loadGame(filename);
 368	}
 369}
 370
 371#ifdef USE_SQLITE3
 372void Window::selectROMInArchive() {
 373	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), getFiltersArchive());
 374	if (filename.isEmpty()) {
 375		return;
 376	}
 377	ArchiveInspector* archiveInspector = new ArchiveInspector(filename);
 378	connect(archiveInspector, &QDialog::accepted, [this,  archiveInspector]() {
 379		VFile* output = archiveInspector->selectedVFile();
 380		QPair<QString, QString> path = archiveInspector->selectedPath();
 381		if (output) {
 382			m_controller->loadGame(output, path.second, path.first);
 383		}
 384		archiveInspector->close();
 385	});
 386	archiveInspector->setAttribute(Qt::WA_DeleteOnClose);
 387	archiveInspector->show();
 388}
 389
 390void Window::addDirToLibrary() {
 391	QString filename = GBAApp::app()->getOpenDirectoryName(this, tr("Select folder"));
 392	if (filename.isEmpty()) {
 393		return;
 394	}
 395	m_libraryView->addDirectory(filename);
 396}
 397#endif
 398
 399void Window::replaceROM() {
 400	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select ROM"), getFilters());
 401	if (!filename.isEmpty()) {
 402		m_controller->replaceGame(filename);
 403	}
 404}
 405
 406void Window::selectSave(bool temporary) {
 407	QStringList formats{"*.sav"};
 408	QString filter = tr("Game Boy Advance save files (%1)").arg(formats.join(QChar(' ')));
 409	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select save"), filter);
 410	if (!filename.isEmpty()) {
 411		m_controller->loadSave(filename, temporary);
 412	}
 413}
 414
 415void Window::multiplayerChanged() {
 416	int attached = 1;
 417	MultiplayerController* multiplayer = m_controller->multiplayerController();
 418	if (multiplayer) {
 419		attached = multiplayer->attached();
 420	}
 421	if (m_controller->isLoaded()) {
 422		for (QAction* action : m_nonMpActions) {
 423			action->setDisabled(attached > 1);
 424		}
 425	}
 426}
 427
 428void Window::selectPatch() {
 429	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select patch"), tr("Patches (*.ips *.ups *.bps)"));
 430	if (!filename.isEmpty()) {
 431		m_controller->loadPatch(filename);
 432	}
 433}
 434
 435void Window::openView(QWidget* widget) {
 436	connect(this, &Window::shutdown, widget, &QWidget::close);
 437	connect(m_controller, &GameController::gameStopped, widget, &QWidget::close);
 438	widget->setAttribute(Qt::WA_DeleteOnClose);
 439	widget->show();
 440}
 441
 442void Window::importSharkport() {
 443	QString filename = GBAApp::app()->getOpenFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 444	if (!filename.isEmpty()) {
 445		m_controller->importSharkport(filename);
 446	}
 447}
 448
 449void Window::exportSharkport() {
 450	QString filename = GBAApp::app()->getSaveFileName(this, tr("Select save"), tr("GameShark saves (*.sps *.xps)"));
 451	if (!filename.isEmpty()) {
 452		m_controller->exportSharkport(filename);
 453	}
 454}
 455
 456void Window::openSettingsWindow() {
 457	SettingsView* settingsWindow = new SettingsView(m_config, &m_inputController, m_shortcutController);
 458	connect(settingsWindow, &SettingsView::biosLoaded, m_controller, &GameController::loadBIOS);
 459	connect(settingsWindow, &SettingsView::audioDriverChanged, m_controller, &GameController::reloadAudioDriver);
 460	connect(settingsWindow, &SettingsView::displayDriverChanged, this, &Window::mustRestart);
 461	connect(settingsWindow, &SettingsView::pathsChanged, this, &Window::reloadConfig);
 462	openView(settingsWindow);
 463}
 464
 465void Window::openAboutScreen() {
 466	AboutScreen* about = new AboutScreen();
 467	openView(about);
 468}
 469
 470void Window::startVideoLog() {
 471	QString filename = GBAApp::app()->getSaveFileName(this, tr("Select video log"), tr("Video logs (*.mvl)"));
 472	if (!filename.isEmpty()) {
 473		m_controller->startVideoLog(filename);
 474	}
 475}
 476
 477template <typename T, typename A>
 478std::function<void()> Window::openTView(A arg) {
 479	return [=]() {
 480		T* view = new T(m_controller, arg);
 481		openView(view);
 482	};
 483}
 484
 485template <typename T>
 486std::function<void()> Window::openTView() {
 487	return [=]() {
 488		T* view = new T(m_controller);
 489		openView(view);
 490	};
 491}
 492
 493#ifdef USE_FFMPEG
 494void Window::openVideoWindow() {
 495	if (!m_videoView) {
 496		m_videoView = new VideoView();
 497		connect(m_videoView, &VideoView::recordingStarted, m_controller, &GameController::setAVStream);
 498		connect(m_videoView, &VideoView::recordingStopped, m_controller, &GameController::clearAVStream, Qt::DirectConnection);
 499		connect(m_controller, &GameController::gameStopped, m_videoView, &VideoView::stopRecording);
 500		connect(m_controller, &GameController::gameStopped, m_videoView, &QWidget::close);
 501		connect(m_controller, &GameController::gameStarted, [this]() {
 502			m_videoView->setNativeResolution(m_controller->screenDimensions());
 503		});
 504		if (m_controller->isLoaded()) {
 505			m_videoView->setNativeResolution(m_controller->screenDimensions());
 506		}
 507		connect(this, &Window::shutdown, m_videoView, &QWidget::close);
 508	}
 509	m_videoView->show();
 510}
 511#endif
 512
 513#ifdef USE_MAGICK
 514void Window::openGIFWindow() {
 515	if (!m_gifView) {
 516		m_gifView = new GIFView();
 517		connect(m_gifView, &GIFView::recordingStarted, m_controller, &GameController::setAVStream);
 518		connect(m_gifView, &GIFView::recordingStopped, m_controller, &GameController::clearAVStream, Qt::DirectConnection);
 519		connect(m_controller, &GameController::gameStopped, m_gifView, &GIFView::stopRecording);
 520		connect(m_controller, &GameController::gameStopped, m_gifView, &QWidget::close);
 521		connect(this, &Window::shutdown, m_gifView, &QWidget::close);
 522	}
 523	m_gifView->show();
 524}
 525#endif
 526
 527#ifdef USE_GDB_STUB
 528void Window::gdbOpen() {
 529	if (!m_gdbController) {
 530		m_gdbController = new GDBController(m_controller, this);
 531	}
 532	GDBWindow* window = new GDBWindow(m_gdbController);
 533	openView(window);
 534}
 535#endif
 536
 537#ifdef USE_DEBUGGERS
 538void Window::consoleOpen() {
 539	if (!m_console) {
 540		m_console = new DebuggerConsoleController(m_controller, this);
 541	}
 542	DebuggerConsole* window = new DebuggerConsole(m_console);
 543	openView(window);
 544}
 545#endif
 546
 547void Window::keyPressEvent(QKeyEvent* event) {
 548	if (event->isAutoRepeat()) {
 549		QWidget::keyPressEvent(event);
 550		return;
 551	}
 552	GBAKey key = m_inputController.mapKeyboard(event->key());
 553	if (key == GBA_KEY_NONE) {
 554		QWidget::keyPressEvent(event);
 555		return;
 556	}
 557	m_controller->keyPressed(key);
 558	event->accept();
 559}
 560
 561void Window::keyReleaseEvent(QKeyEvent* event) {
 562	if (event->isAutoRepeat()) {
 563		QWidget::keyReleaseEvent(event);
 564		return;
 565	}
 566	GBAKey key = m_inputController.mapKeyboard(event->key());
 567	if (key == GBA_KEY_NONE) {
 568		QWidget::keyPressEvent(event);
 569		return;
 570	}
 571	m_controller->keyReleased(key);
 572	event->accept();
 573}
 574
 575void Window::resizeEvent(QResizeEvent* event) {
 576	if (!isFullScreen()) {
 577		m_config->setOption("height", m_screenWidget->height());
 578		m_config->setOption("width", m_screenWidget->width());
 579	}
 580
 581	int factor = 0;
 582	QSize size(VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
 583	if (m_controller->isLoaded()) {
 584		size = m_controller->screenDimensions();
 585	}
 586	if (m_screenWidget->width() % size.width() == 0 && m_screenWidget->height() % size.height() == 0 &&
 587	    m_screenWidget->width() / size.width() == m_screenWidget->height() / size.height()) {
 588		factor = m_screenWidget->width() / size.width();
 589	} else {
 590		m_savedScale = 0;
 591	}
 592	for (QMap<int, QAction*>::iterator iter = m_frameSizes.begin(); iter != m_frameSizes.end(); ++iter) {
 593		bool enableSignals = iter.value()->blockSignals(true);
 594		iter.value()->setChecked(iter.key() == factor);
 595		iter.value()->blockSignals(enableSignals);
 596	}
 597
 598	m_config->setOption("fullscreen", isFullScreen());
 599}
 600
 601void Window::showEvent(QShowEvent* event) {
 602	if (m_wasOpened) {
 603		return;
 604	}
 605	m_wasOpened = true;
 606	resizeFrame(m_screenWidget->sizeHint());
 607	QVariant windowPos = m_config->getQtOption("windowPos");
 608	if (!windowPos.isNull()) {
 609		move(windowPos.toPoint());
 610	} else {
 611		QRect rect = frameGeometry();
 612		rect.moveCenter(QApplication::desktop()->availableGeometry().center());
 613		move(rect.topLeft());
 614	}
 615	if (m_fullscreenOnStart) {
 616		enterFullScreen();
 617		m_fullscreenOnStart = false;
 618	}
 619}
 620
 621void Window::closeEvent(QCloseEvent* event) {
 622	emit shutdown();
 623	m_config->setQtOption("windowPos", pos());
 624
 625	if (m_savedScale > 0) {
 626		m_config->setOption("height", VIDEO_VERTICAL_PIXELS * m_savedScale);
 627		m_config->setOption("width", VIDEO_HORIZONTAL_PIXELS * m_savedScale);
 628	}
 629	saveConfig();
 630	QMainWindow::closeEvent(event);
 631}
 632
 633void Window::focusInEvent(QFocusEvent*) {
 634	m_display->forceDraw();
 635}
 636
 637void Window::focusOutEvent(QFocusEvent*) {
 638	m_controller->setTurbo(false, false);
 639	m_controller->stopRewinding();
 640	m_controller->clearKeys();
 641}
 642
 643void Window::dragEnterEvent(QDragEnterEvent* event) {
 644	if (event->mimeData()->hasFormat("text/uri-list")) {
 645		event->acceptProposedAction();
 646	}
 647}
 648
 649void Window::dropEvent(QDropEvent* event) {
 650	QString uris = event->mimeData()->data("text/uri-list");
 651	uris = uris.trimmed();
 652	if (uris.contains("\n")) {
 653		// Only one file please
 654		return;
 655	}
 656	QUrl url(uris);
 657	if (!url.isLocalFile()) {
 658		// No remote loading
 659		return;
 660	}
 661	event->accept();
 662	m_controller->loadGame(url.toLocalFile());
 663}
 664
 665void Window::mouseDoubleClickEvent(QMouseEvent* event) {
 666	if (event->button() != Qt::LeftButton) {
 667		return;
 668	}
 669	toggleFullScreen();
 670}
 671
 672void Window::enterFullScreen() {
 673	if (!isVisible()) {
 674		m_fullscreenOnStart = true;
 675		return;
 676	}
 677	if (isFullScreen()) {
 678		return;
 679	}
 680	showFullScreen();
 681#ifndef Q_OS_MAC
 682	if (m_controller->isLoaded() && !m_controller->isPaused()) {
 683		menuBar()->hide();
 684	}
 685#endif
 686}
 687
 688void Window::exitFullScreen() {
 689	if (!isFullScreen()) {
 690		return;
 691	}
 692	m_screenWidget->unsetCursor();
 693	menuBar()->show();
 694	showNormal();
 695}
 696
 697void Window::toggleFullScreen() {
 698	if (isFullScreen()) {
 699		exitFullScreen();
 700	} else {
 701		enterFullScreen();
 702	}
 703}
 704
 705void Window::gameStarted(mCoreThread* context, const QString& fname) {
 706	MutexLock(&context->stateMutex);
 707	if (context->state < THREAD_EXITING) {
 708		emit startDrawing(context);
 709	} else {
 710		MutexUnlock(&context->stateMutex);
 711		return;
 712	}
 713	MutexUnlock(&context->stateMutex);
 714	for (QAction* action : m_gameActions) {
 715		action->setDisabled(false);
 716	}
 717#ifdef M_CORE_GBA
 718	for (QAction* action : m_gbaActions) {
 719		action->setDisabled(context->core->platform(context->core) != PLATFORM_GBA);
 720	}
 721#endif
 722	multiplayerChanged();
 723	if (!fname.isEmpty()) {
 724		setWindowFilePath(fname);
 725		appendMRU(fname);
 726	}
 727	updateTitle();
 728	unsigned width, height;
 729	context->core->desiredVideoDimensions(context->core, &width, &height);
 730	m_display->setMinimumSize(width, height);
 731	m_screenWidget->setMinimumSize(m_display->minimumSize());
 732	m_config->updateOption("lockIntegerScaling");
 733	if (m_savedScale > 0) {
 734		resizeFrame(QSize(width, height) * m_savedScale);
 735	}
 736	attachWidget(m_display);
 737
 738#ifndef Q_OS_MAC
 739	if (isFullScreen()) {
 740		menuBar()->hide();
 741	}
 742#endif
 743
 744	m_hitUnimplementedBiosCall = false;
 745	m_fpsTimer.start();
 746	m_focusCheck.start();
 747
 748	m_controller->threadInterrupt();
 749	if (m_controller->isLoaded()) {
 750		mCore* core = m_controller->thread()->core;
 751		const mCoreChannelInfo* videoLayers;
 752		const mCoreChannelInfo* audioChannels;
 753		size_t nVideo = core->listVideoLayers(core, &videoLayers);
 754		size_t nAudio = core->listAudioChannels(core, &audioChannels);
 755
 756		if (nVideo) {
 757			for (size_t i = 0; i < nVideo; ++i) {
 758				QAction* action = new QAction(videoLayers[i].visibleName, m_videoLayers);
 759				action->setCheckable(true);
 760				action->setChecked(true);
 761				connect(action, &QAction::triggered, [this, videoLayers, i](bool enable) {
 762					m_controller->setVideoLayerEnabled(videoLayers[i].id, enable);
 763				});
 764				m_videoLayers->addAction(action);
 765			}
 766		}
 767		if (nAudio) {
 768			for (size_t i = 0; i < nAudio; ++i) {
 769				QAction* action = new QAction(audioChannels[i].visibleName, m_audioChannels);
 770				action->setCheckable(true);
 771				action->setChecked(true);
 772				connect(action, &QAction::triggered, [this, audioChannels, i](bool enable) {
 773					m_controller->setAudioChannelEnabled(audioChannels[i].id, enable);
 774				});
 775				m_audioChannels->addAction(action);
 776			}
 777		}
 778	}
 779	m_controller->threadContinue();
 780}
 781
 782void Window::gameStopped() {
 783#ifdef M_CORE_GBA
 784	for (QAction* action : m_gbaActions) {
 785		action->setDisabled(false);
 786	}
 787#endif
 788	for (QAction* action : m_gameActions) {
 789		action->setDisabled(true);
 790	}
 791	setWindowFilePath(QString());
 792	updateTitle();
 793	detachWidget(m_display);
 794	m_screenWidget->setLockAspectRatio(m_logo.width(), m_logo.height());
 795	m_screenWidget->setLockIntegerScaling(false);
 796	m_screenWidget->setPixmap(m_logo);
 797	m_screenWidget->unsetCursor();
 798#ifdef M_CORE_GB
 799	m_display->setMinimumSize(GB_VIDEO_HORIZONTAL_PIXELS, GB_VIDEO_VERTICAL_PIXELS);
 800#elif defined(M_CORE_GBA)
 801	m_display->setMinimumSize(VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
 802#endif
 803	m_screenWidget->setMinimumSize(m_display->minimumSize());
 804
 805	m_videoLayers->clear();
 806	m_audioChannels->clear();
 807
 808	m_fpsTimer.stop();
 809	m_focusCheck.stop();
 810}
 811
 812void Window::gameCrashed(const QString& errorMessage) {
 813	QMessageBox* crash = new QMessageBox(QMessageBox::Critical, tr("Crash"),
 814	                                     tr("The game has crashed with the following error:\n\n%1").arg(errorMessage),
 815	                                     QMessageBox::Ok, this, Qt::Sheet);
 816	crash->setAttribute(Qt::WA_DeleteOnClose);
 817	crash->show();
 818}
 819
 820void Window::gameFailed() {
 821	QMessageBox* fail = new QMessageBox(QMessageBox::Warning, tr("Couldn't Load"),
 822	                                    tr("Could not load game. Are you sure it's in the correct format?"),
 823	                                    QMessageBox::Ok, this, Qt::Sheet);
 824	fail->setAttribute(Qt::WA_DeleteOnClose);
 825	fail->show();
 826}
 827
 828void Window::unimplementedBiosCall(int call) {
 829	if (m_hitUnimplementedBiosCall) {
 830		return;
 831	}
 832	m_hitUnimplementedBiosCall = true;
 833
 834	QMessageBox* fail = new QMessageBox(
 835	    QMessageBox::Warning, tr("Unimplemented BIOS call"),
 836	    tr("This game uses a BIOS call that is not implemented. Please use the official BIOS for best experience."),
 837	    QMessageBox::Ok, this, Qt::Sheet);
 838	fail->setAttribute(Qt::WA_DeleteOnClose);
 839	fail->show();
 840}
 841
 842void Window::tryMakePortable() {
 843	QMessageBox* confirm = new QMessageBox(QMessageBox::Question, tr("Really make portable?"),
 844	                                       tr("This will make the emulator load its configuration from the same directory as the executable. Do you want to continue?"),
 845	                                       QMessageBox::Yes | QMessageBox::Cancel, this, Qt::Sheet);
 846	confirm->setAttribute(Qt::WA_DeleteOnClose);
 847	connect(confirm->button(QMessageBox::Yes), &QAbstractButton::clicked, m_config, &ConfigController::makePortable);
 848	confirm->show();
 849}
 850
 851void Window::mustRestart() {
 852	QMessageBox* dialog = new QMessageBox(QMessageBox::Warning, tr("Restart needed"),
 853	                                      tr("Some changes will not take effect until the emulator is restarted."),
 854	                                      QMessageBox::Ok, this, Qt::Sheet);
 855	dialog->setAttribute(Qt::WA_DeleteOnClose);
 856	dialog->show();
 857}
 858
 859void Window::recordFrame() {
 860	m_frameList.append(QDateTime::currentDateTime());
 861	while (m_frameList.count() > FRAME_LIST_SIZE) {
 862		m_frameList.removeFirst();
 863	}
 864}
 865
 866void Window::showFPS() {
 867	if (m_frameList.isEmpty()) {
 868		updateTitle();
 869		return;
 870	}
 871	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
 872	float fps = (m_frameList.count() - 1) * 10000.f / interval;
 873	fps = round(fps) / 10.f;
 874	updateTitle(fps);
 875}
 876
 877void Window::updateTitle(float fps) {
 878	QString title;
 879
 880	m_controller->threadInterrupt();
 881	if (m_controller->isLoaded()) {
 882		const NoIntroDB* db = GBAApp::app()->gameDB();
 883		NoIntroGame game{};
 884		uint32_t crc32 = 0;
 885		m_controller->thread()->core->checksum(m_controller->thread()->core, &crc32, CHECKSUM_CRC32);
 886
 887		char gameTitle[17] = { '\0' };
 888		mCore* core = m_controller->thread()->core;
 889		core->getGameTitle(core, gameTitle);
 890		title = gameTitle;
 891
 892#ifdef USE_SQLITE3
 893		if (db && crc32 && NoIntroDBLookupGameByCRC(db, crc32, &game)) {
 894			title = QLatin1String(game.name);
 895		}
 896#endif
 897	}
 898	MultiplayerController* multiplayer = m_controller->multiplayerController();
 899	if (multiplayer && multiplayer->attached() > 1) {
 900		title += tr(" -  Player %1 of %2").arg(multiplayer->playerId(m_controller) + 1).arg(multiplayer->attached());
 901		for (QAction* action : m_nonMpActions) {
 902			action->setDisabled(true);
 903		}
 904	} else if (m_controller->isLoaded()) {
 905		for (QAction* action : m_nonMpActions) {
 906			action->setDisabled(false);
 907		}
 908	}
 909	m_controller->threadContinue();
 910	if (title.isNull()) {
 911		setWindowTitle(tr("%1 - %2").arg(projectName).arg(projectVersion));
 912	} else if (fps < 0) {
 913		setWindowTitle(tr("%1 - %2 - %3").arg(projectName).arg(title).arg(projectVersion));
 914	} else {
 915		setWindowTitle(tr("%1 - %2 (%3 fps) - %4").arg(projectName).arg(title).arg(fps).arg(projectVersion));
 916	}
 917}
 918
 919void Window::openStateWindow(LoadSave ls) {
 920	if (m_stateWindow) {
 921		return;
 922	}
 923	MultiplayerController* multiplayer = m_controller->multiplayerController();
 924	if (multiplayer && multiplayer->attached() > 1) {
 925		return;
 926	}
 927	bool wasPaused = m_controller->isPaused();
 928	m_stateWindow = new LoadSaveState(m_controller);
 929	connect(this, &Window::shutdown, m_stateWindow, &QWidget::close);
 930	connect(m_controller, &GameController::gameStopped, m_stateWindow, &QWidget::close);
 931	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
 932		detachWidget(m_stateWindow);
 933		m_stateWindow = nullptr;
 934		QMetaObject::invokeMethod(this, "setFocus", Qt::QueuedConnection);
 935	});
 936	if (!wasPaused) {
 937		m_controller->setPaused(true);
 938		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
 939	}
 940	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
 941	m_stateWindow->setMode(ls);
 942	attachWidget(m_stateWindow);
 943}
 944
 945void Window::setupMenu(QMenuBar* menubar) {
 946	menubar->clear();
 947	QMenu* fileMenu = menubar->addMenu(tr("&File"));
 948	m_shortcutController->addMenu(fileMenu);
 949	installEventFilter(m_shortcutController);
 950	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open),
 951	                    "loadROM");
 952#ifdef USE_SQLITE3
 953	addControlledAction(fileMenu, fileMenu->addAction(tr("Load ROM in archive..."), this, SLOT(selectROMInArchive())),
 954	                    "loadROMInArchive");
 955	addControlledAction(fileMenu, fileMenu->addAction(tr("Add folder to library..."), this, SLOT(addDirToLibrary())),
 956	                    "addDirToLibrary");
 957#endif
 958
 959	QAction* loadTemporarySave = new QAction(tr("Load temporary save..."), fileMenu);
 960	connect(loadTemporarySave, &QAction::triggered, [this]() { this->selectSave(true); });
 961	m_gameActions.append(loadTemporarySave);
 962	addControlledAction(fileMenu, loadTemporarySave, "loadTemporarySave");
 963
 964	addControlledAction(fileMenu, fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch())), "loadPatch");
 965
 966	QAction* bootBIOS = new QAction(tr("Boot BIOS"), fileMenu);
 967	connect(bootBIOS, &QAction::triggered, [this]() {
 968		m_controller->loadBIOS(PLATFORM_GBA, m_config->getOption("gba.bios"));
 969		m_controller->bootBIOS();
 970	});
 971	addControlledAction(fileMenu, bootBIOS, "bootBIOS");
 972
 973	addControlledAction(fileMenu, fileMenu->addAction(tr("Replace ROM..."), this, SLOT(replaceROM())), "replaceROM");
 974
 975	QAction* romInfo = new QAction(tr("ROM &info..."), fileMenu);
 976	connect(romInfo, &QAction::triggered, openTView<ROMInfo>());
 977	m_gameActions.append(romInfo);
 978	addControlledAction(fileMenu, romInfo, "romInfo");
 979
 980	m_mruMenu = fileMenu->addMenu(tr("Recent"));
 981
 982	fileMenu->addSeparator();
 983
 984	addControlledAction(fileMenu, fileMenu->addAction(tr("Make portable"), this, SLOT(tryMakePortable())), "makePortable");
 985
 986	fileMenu->addSeparator();
 987
 988	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
 989	loadState->setShortcut(tr("F10"));
 990	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
 991	m_gameActions.append(loadState);
 992	m_nonMpActions.append(loadState);
 993	addControlledAction(fileMenu, loadState, "loadState");
 994
 995	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
 996	saveState->setShortcut(tr("Shift+F10"));
 997	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
 998	m_gameActions.append(saveState);
 999	m_nonMpActions.append(saveState);
1000	addControlledAction(fileMenu, saveState, "saveState");
1001
1002	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
1003	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
1004	m_shortcutController->addMenu(quickLoadMenu);
1005	m_shortcutController->addMenu(quickSaveMenu);
1006
1007	QAction* quickLoad = new QAction(tr("Load recent"), quickLoadMenu);
1008	connect(quickLoad, &QAction::triggered, m_controller, &GameController::loadState);
1009	m_gameActions.append(quickLoad);
1010	m_nonMpActions.append(quickLoad);
1011	addControlledAction(quickLoadMenu, quickLoad, "quickLoad");
1012
1013	QAction* quickSave = new QAction(tr("Save recent"), quickSaveMenu);
1014	connect(quickSave, &QAction::triggered, m_controller, &GameController::saveState);
1015	m_gameActions.append(quickSave);
1016	m_nonMpActions.append(quickSave);
1017	addControlledAction(quickSaveMenu, quickSave, "quickSave");
1018
1019	quickLoadMenu->addSeparator();
1020	quickSaveMenu->addSeparator();
1021
1022	QAction* undoLoadState = new QAction(tr("Undo load state"), quickLoadMenu);
1023	undoLoadState->setShortcut(tr("F11"));
1024	connect(undoLoadState, &QAction::triggered, m_controller, &GameController::loadBackupState);
1025	m_gameActions.append(undoLoadState);
1026	m_nonMpActions.append(undoLoadState);
1027	addControlledAction(quickLoadMenu, undoLoadState, "undoLoadState");
1028
1029	QAction* undoSaveState = new QAction(tr("Undo save state"), quickSaveMenu);
1030	undoSaveState->setShortcut(tr("Shift+F11"));
1031	connect(undoSaveState, &QAction::triggered, m_controller, &GameController::saveBackupState);
1032	m_gameActions.append(undoSaveState);
1033	m_nonMpActions.append(undoSaveState);
1034	addControlledAction(quickSaveMenu, undoSaveState, "undoSaveState");
1035
1036	quickLoadMenu->addSeparator();
1037	quickSaveMenu->addSeparator();
1038
1039	int i;
1040	for (i = 1; i < 10; ++i) {
1041		quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
1042		quickLoad->setShortcut(tr("F%1").arg(i));
1043		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
1044		m_gameActions.append(quickLoad);
1045		m_nonMpActions.append(quickLoad);
1046		addControlledAction(quickLoadMenu, quickLoad, QString("quickLoad.%1").arg(i));
1047
1048		quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
1049		quickSave->setShortcut(tr("Shift+F%1").arg(i));
1050		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
1051		m_gameActions.append(quickSave);
1052		m_nonMpActions.append(quickSave);
1053		addControlledAction(quickSaveMenu, quickSave, QString("quickSave.%1").arg(i));
1054	}
1055
1056#ifdef M_CORE_GBA
1057	fileMenu->addSeparator();
1058	QAction* importShark = new QAction(tr("Import GameShark Save"), fileMenu);
1059	connect(importShark, &QAction::triggered, this, &Window::importSharkport);
1060	m_gameActions.append(importShark);
1061	m_gbaActions.append(importShark);
1062	addControlledAction(fileMenu, importShark, "importShark");
1063
1064	QAction* exportShark = new QAction(tr("Export GameShark Save"), fileMenu);
1065	connect(exportShark, &QAction::triggered, this, &Window::exportSharkport);
1066	m_gameActions.append(exportShark);
1067	m_gbaActions.append(exportShark);
1068	addControlledAction(fileMenu, exportShark, "exportShark");
1069#endif
1070
1071	fileMenu->addSeparator();
1072	m_multiWindow = new QAction(tr("New multiplayer window"), fileMenu);
1073	connect(m_multiWindow, &QAction::triggered, [this]() {
1074		GBAApp::app()->newWindow();
1075	});
1076	addControlledAction(fileMenu, m_multiWindow, "multiWindow");
1077
1078#ifndef Q_OS_MAC
1079	fileMenu->addSeparator();
1080#endif
1081
1082	QAction* about = new QAction(tr("About"), fileMenu);
1083	connect(about, &QAction::triggered, this, &Window::openAboutScreen);
1084	fileMenu->addAction(about);
1085
1086#ifndef Q_OS_MAC
1087	addControlledAction(fileMenu, fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit), "quit");
1088#endif
1089
1090	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
1091	m_shortcutController->addMenu(emulationMenu);
1092	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
1093	reset->setShortcut(tr("Ctrl+R"));
1094	connect(reset, &QAction::triggered, m_controller, &GameController::reset);
1095	m_gameActions.append(reset);
1096	addControlledAction(emulationMenu, reset, "reset");
1097
1098	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
1099	connect(shutdown, &QAction::triggered, m_controller, &GameController::closeGame);
1100	m_gameActions.append(shutdown);
1101	addControlledAction(emulationMenu, shutdown, "shutdown");
1102
1103#ifdef M_CORE_GBA
1104	QAction* yank = new QAction(tr("Yank game pak"), emulationMenu);
1105	connect(yank, &QAction::triggered, m_controller, &GameController::yankPak);
1106	m_gameActions.append(yank);
1107	m_gbaActions.append(yank);
1108	addControlledAction(emulationMenu, yank, "yank");
1109#endif
1110	emulationMenu->addSeparator();
1111
1112	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
1113	pause->setChecked(false);
1114	pause->setCheckable(true);
1115	pause->setShortcut(tr("Ctrl+P"));
1116	connect(pause, &QAction::triggered, m_controller, &GameController::setPaused);
1117	connect(m_controller, &GameController::gamePaused, [this, pause]() {
1118		pause->setChecked(true);
1119	});
1120	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
1121	m_gameActions.append(pause);
1122	addControlledAction(emulationMenu, pause, "pause");
1123
1124	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
1125	frameAdvance->setShortcut(tr("Ctrl+N"));
1126	connect(frameAdvance, &QAction::triggered, m_controller, &GameController::frameAdvance);
1127	m_gameActions.append(frameAdvance);
1128	addControlledAction(emulationMenu, frameAdvance, "frameAdvance");
1129
1130	emulationMenu->addSeparator();
1131
1132	m_shortcutController->addFunctions(emulationMenu, [this]() {
1133		m_controller->setTurbo(true, false);
1134	}, [this]() {
1135		m_controller->setTurbo(false, false);
1136	}, QKeySequence(Qt::Key_Tab), tr("Fast forward (held)"), "holdFastForward");
1137
1138	QAction* turbo = new QAction(tr("&Fast forward"), emulationMenu);
1139	turbo->setCheckable(true);
1140	turbo->setChecked(false);
1141	turbo->setShortcut(tr("Shift+Tab"));
1142	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
1143	addControlledAction(emulationMenu, turbo, "fastForward");
1144
1145	QMenu* ffspeedMenu = emulationMenu->addMenu(tr("Fast forward speed"));
1146	ConfigOption* ffspeed = m_config->addOption("fastForwardRatio");
1147	ffspeed->connect([this](const QVariant& value) {
1148		m_controller->setTurboSpeed(value.toFloat());
1149	}, this);
1150	ffspeed->addValue(tr("Unbounded"), -1.0f, ffspeedMenu);
1151	ffspeed->setValue(QVariant(-1.0f));
1152	ffspeedMenu->addSeparator();
1153	for (i = 2; i < 11; ++i) {
1154		ffspeed->addValue(tr("%0x").arg(i), i, ffspeedMenu);
1155	}
1156	m_config->updateOption("fastForwardRatio");
1157
1158	m_shortcutController->addFunctions(emulationMenu, [this]() {
1159		m_controller->startRewinding();
1160	}, [this]() {
1161		m_controller->stopRewinding();
1162	}, QKeySequence("`"), tr("Rewind (held)"), "holdRewind");
1163
1164	QAction* rewind = new QAction(tr("Re&wind"), emulationMenu);
1165	rewind->setShortcut(tr("~"));
1166	connect(rewind, &QAction::triggered, m_controller, &GameController::rewind);
1167	m_gameActions.append(rewind);
1168	m_nonMpActions.append(rewind);
1169	addControlledAction(emulationMenu, rewind, "rewind");
1170
1171	QAction* frameRewind = new QAction(tr("Step backwards"), emulationMenu);
1172	frameRewind->setShortcut(tr("Ctrl+B"));
1173	connect(frameRewind, &QAction::triggered, [this] () {
1174		m_controller->rewind(1);
1175	});
1176	m_gameActions.append(frameRewind);
1177	m_nonMpActions.append(frameRewind);
1178	addControlledAction(emulationMenu, frameRewind, "frameRewind");
1179
1180	ConfigOption* videoSync = m_config->addOption("videoSync");
1181	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
1182	videoSync->connect([this](const QVariant& value) {
1183		m_controller->setVideoSync(value.toBool());
1184	}, this);
1185	m_config->updateOption("videoSync");
1186
1187	ConfigOption* audioSync = m_config->addOption("audioSync");
1188	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
1189	audioSync->connect([this](const QVariant& value) {
1190		m_controller->setAudioSync(value.toBool());
1191	}, this);
1192	m_config->updateOption("audioSync");
1193
1194	emulationMenu->addSeparator();
1195
1196	QMenu* solarMenu = emulationMenu->addMenu(tr("Solar sensor"));
1197	m_shortcutController->addMenu(solarMenu);
1198	QAction* solarIncrease = new QAction(tr("Increase solar level"), solarMenu);
1199	connect(solarIncrease, &QAction::triggered, m_controller, &GameController::increaseLuminanceLevel);
1200	addControlledAction(solarMenu, solarIncrease, "increaseLuminanceLevel");
1201
1202	QAction* solarDecrease = new QAction(tr("Decrease solar level"), solarMenu);
1203	connect(solarDecrease, &QAction::triggered, m_controller, &GameController::decreaseLuminanceLevel);
1204	addControlledAction(solarMenu, solarDecrease, "decreaseLuminanceLevel");
1205
1206	QAction* maxSolar = new QAction(tr("Brightest solar level"), solarMenu);
1207	connect(maxSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(10); });
1208	addControlledAction(solarMenu, maxSolar, "maxLuminanceLevel");
1209
1210	QAction* minSolar = new QAction(tr("Darkest solar level"), solarMenu);
1211	connect(minSolar, &QAction::triggered, [this]() { m_controller->setLuminanceLevel(0); });
1212	addControlledAction(solarMenu, minSolar, "minLuminanceLevel");
1213
1214	solarMenu->addSeparator();
1215	for (int i = 0; i <= 10; ++i) {
1216		QAction* setSolar = new QAction(tr("Brightness %1").arg(QString::number(i)), solarMenu);
1217		connect(setSolar, &QAction::triggered, [this, i]() {
1218			m_controller->setLuminanceLevel(i);
1219		});
1220		addControlledAction(solarMenu, setSolar, QString("luminanceLevel.%1").arg(QString::number(i)));
1221	}
1222
1223	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
1224	m_shortcutController->addMenu(avMenu);
1225	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
1226	m_shortcutController->addMenu(frameMenu, avMenu);
1227	for (int i = 1; i <= 6; ++i) {
1228		QAction* setSize = new QAction(tr("%1x").arg(QString::number(i)), avMenu);
1229		setSize->setCheckable(true);
1230		if (m_savedScale == i) {
1231			setSize->setChecked(true);
1232		}
1233		connect(setSize, &QAction::triggered, [this, i, setSize]() {
1234			showNormal();
1235			QSize size(VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
1236			if (m_controller->isLoaded()) {
1237				size = m_controller->screenDimensions();
1238			}
1239			size *= i;
1240			m_savedScale = i;
1241			m_config->setOption("scaleMultiplier", i); // TODO: Port to other
1242			resizeFrame(size);
1243			bool enableSignals = setSize->blockSignals(true);
1244			setSize->setChecked(true);
1245			setSize->blockSignals(enableSignals);
1246		});
1247		m_frameSizes[i] = setSize;
1248		addControlledAction(frameMenu, setSize, QString("frame%1x").arg(QString::number(i)));
1249	}
1250	QKeySequence fullscreenKeys;
1251#ifdef Q_OS_WIN
1252	fullscreenKeys = QKeySequence("Alt+Return");
1253#else
1254	fullscreenKeys = QKeySequence("Ctrl+F");
1255#endif
1256	addControlledAction(frameMenu, frameMenu->addAction(tr("Toggle fullscreen"), this, SLOT(toggleFullScreen()), fullscreenKeys), "fullscreen");
1257
1258	ConfigOption* lockAspectRatio = m_config->addOption("lockAspectRatio");
1259	lockAspectRatio->addBoolean(tr("Lock aspect ratio"), avMenu);
1260	lockAspectRatio->connect([this](const QVariant& value) {
1261		m_display->lockAspectRatio(value.toBool());
1262	}, this);
1263	m_config->updateOption("lockAspectRatio");
1264
1265	ConfigOption* lockIntegerScaling = m_config->addOption("lockIntegerScaling");
1266	lockIntegerScaling->addBoolean(tr("Force integer scaling"), avMenu);
1267	lockIntegerScaling->connect([this](const QVariant& value) {
1268		m_display->lockIntegerScaling(value.toBool());
1269		if (m_controller->isLoaded()) {
1270			m_screenWidget->setLockIntegerScaling(value.toBool());
1271		}
1272	}, this);
1273	m_config->updateOption("lockIntegerScaling");
1274
1275	ConfigOption* resampleVideo = m_config->addOption("resampleVideo");
1276	resampleVideo->addBoolean(tr("Bilinear filtering"), avMenu);
1277	resampleVideo->connect([this](const QVariant& value) {
1278		m_display->filter(value.toBool());
1279	}, this);
1280	m_config->updateOption("resampleVideo");
1281
1282	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
1283	ConfigOption* skip = m_config->addOption("frameskip");
1284	skip->connect([this](const QVariant& value) {
1285		reloadConfig();
1286	}, this);
1287	for (int i = 0; i <= 10; ++i) {
1288		skip->addValue(QString::number(i), i, skipMenu);
1289	}
1290	m_config->updateOption("frameskip");
1291
1292	QAction* shaderView = new QAction(tr("Shader options..."), avMenu);
1293	connect(shaderView, &QAction::triggered, m_shaderView, &QWidget::show);
1294	if (!m_display->supportsShaders()) {
1295		shaderView->setEnabled(false);
1296	}
1297	addControlledAction(avMenu, shaderView, "shaderSelector");
1298
1299	avMenu->addSeparator();
1300
1301	ConfigOption* mute = m_config->addOption("mute");
1302	QAction* muteAction = mute->addBoolean(tr("Mute"), avMenu);
1303	mute->connect([this](const QVariant& value) {
1304		reloadConfig();
1305	}, this);
1306	m_config->updateOption("mute");
1307	addControlledAction(avMenu, muteAction, "mute");
1308
1309	QMenu* target = avMenu->addMenu(tr("FPS target"));
1310	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
1311	fpsTargetOption->connect([this](const QVariant& value) {
1312		emit fpsTargetChanged(value.toFloat());
1313	}, this);
1314	fpsTargetOption->addValue(tr("15"), 15, target);
1315	fpsTargetOption->addValue(tr("30"), 30, target);
1316	fpsTargetOption->addValue(tr("45"), 45, target);
1317	fpsTargetOption->addValue(tr("Native (59.7)"), float(GBA_ARM7TDMI_FREQUENCY) / float(VIDEO_TOTAL_LENGTH), target);
1318	fpsTargetOption->addValue(tr("60"), 60, target);
1319	fpsTargetOption->addValue(tr("90"), 90, target);
1320	fpsTargetOption->addValue(tr("120"), 120, target);
1321	fpsTargetOption->addValue(tr("240"), 240, target);
1322	m_config->updateOption("fpsTarget");
1323
1324#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
1325	avMenu->addSeparator();
1326#endif
1327
1328#ifdef USE_PNG
1329	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
1330	screenshot->setShortcut(tr("F12"));
1331	connect(screenshot, &QAction::triggered, m_controller, &GameController::screenshot);
1332	m_gameActions.append(screenshot);
1333	addControlledAction(avMenu, screenshot, "screenshot");
1334#endif
1335
1336#ifdef USE_FFMPEG
1337	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
1338	connect(recordOutput, &QAction::triggered, this, &Window::openVideoWindow);
1339	addControlledAction(avMenu, recordOutput, "recordOutput");
1340	m_gameActions.append(recordOutput);
1341#endif
1342
1343#ifdef USE_MAGICK
1344	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
1345	connect(recordGIF, &QAction::triggered, this, &Window::openGIFWindow);
1346	addControlledAction(avMenu, recordGIF, "recordGIF");
1347#endif
1348
1349	QAction* recordVL = new QAction(tr("Record video log..."), avMenu);
1350	connect(recordVL, &QAction::triggered, this, &Window::startVideoLog);
1351	addControlledAction(avMenu, recordVL, "recordVL");
1352	m_gameActions.append(recordVL);
1353
1354	QAction* stopVL = new QAction(tr("Stop video log"), avMenu);
1355	connect(stopVL, &QAction::triggered, m_controller, &GameController::endVideoLog);
1356	addControlledAction(avMenu, stopVL, "stopVL");
1357	m_gameActions.append(stopVL);
1358
1359	avMenu->addSeparator();
1360	m_videoLayers = avMenu->addMenu(tr("Video layers"));
1361	m_shortcutController->addMenu(m_videoLayers, avMenu);
1362
1363	m_audioChannels = avMenu->addMenu(tr("Audio channels"));
1364	m_shortcutController->addMenu(m_audioChannels, avMenu);
1365
1366	QMenu* toolsMenu = menubar->addMenu(tr("&Tools"));
1367	m_shortcutController->addMenu(toolsMenu);
1368	QAction* viewLogs = new QAction(tr("View &logs..."), toolsMenu);
1369	connect(viewLogs, &QAction::triggered, m_logView, &QWidget::show);
1370	addControlledAction(toolsMenu, viewLogs, "viewLogs");
1371
1372	QAction* overrides = new QAction(tr("Game &overrides..."), toolsMenu);
1373	connect(overrides, &QAction::triggered, openTView<OverrideView, ConfigController*>(m_config));
1374	addControlledAction(toolsMenu, overrides, "overrideWindow");
1375
1376	QAction* sensors = new QAction(tr("Game &Pak sensors..."), toolsMenu);
1377	connect(sensors, &QAction::triggered, openTView<SensorView, InputController*>(&m_inputController));
1378	addControlledAction(toolsMenu, sensors, "sensorWindow");
1379
1380	QAction* cheats = new QAction(tr("&Cheats..."), toolsMenu);
1381	connect(cheats, &QAction::triggered, openTView<CheatsView>());
1382	m_gameActions.append(cheats);
1383	addControlledAction(toolsMenu, cheats, "cheatsWindow");
1384
1385	toolsMenu->addSeparator();
1386	addControlledAction(toolsMenu, toolsMenu->addAction(tr("Settings..."), this, SLOT(openSettingsWindow())),
1387	                    "settings");
1388
1389	toolsMenu->addSeparator();
1390
1391#ifdef USE_DEBUGGERS
1392	QAction* consoleWindow = new QAction(tr("Open debugger console..."), toolsMenu);
1393	connect(consoleWindow, &QAction::triggered, this, &Window::consoleOpen);
1394	addControlledAction(toolsMenu, consoleWindow, "debuggerWindow");
1395#endif
1396
1397#ifdef USE_GDB_STUB
1398	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), toolsMenu);
1399	connect(gdbWindow, &QAction::triggered, this, &Window::gdbOpen);
1400	m_gbaActions.append(gdbWindow);
1401	addControlledAction(toolsMenu, gdbWindow, "gdbWindow");
1402#endif
1403	toolsMenu->addSeparator();
1404
1405	QAction* paletteView = new QAction(tr("View &palette..."), toolsMenu);
1406	connect(paletteView, &QAction::triggered, openTView<PaletteView>());
1407	m_gameActions.append(paletteView);
1408	addControlledAction(toolsMenu, paletteView, "paletteWindow");
1409
1410	QAction* objView = new QAction(tr("View &sprites..."), toolsMenu);
1411	connect(objView, &QAction::triggered, openTView<ObjView>());
1412	m_gameActions.append(objView);
1413	addControlledAction(toolsMenu, objView, "spriteWindow");
1414
1415	QAction* tileView = new QAction(tr("View &tiles..."), toolsMenu);
1416	connect(tileView, &QAction::triggered, openTView<TileView>());
1417	m_gameActions.append(tileView);
1418	addControlledAction(toolsMenu, tileView, "tileWindow");
1419
1420	QAction* memoryView = new QAction(tr("View memory..."), toolsMenu);
1421	connect(memoryView, &QAction::triggered, openTView<MemoryView>());
1422	m_gameActions.append(memoryView);
1423	addControlledAction(toolsMenu, memoryView, "memoryView");
1424
1425#ifdef M_CORE_GBA
1426	QAction* ioViewer = new QAction(tr("View &I/O registers..."), toolsMenu);
1427	connect(ioViewer, &QAction::triggered, openTView<IOViewer>());
1428	m_gameActions.append(ioViewer);
1429	m_gbaActions.append(ioViewer);
1430	addControlledAction(toolsMenu, ioViewer, "ioViewer");
1431#endif
1432
1433	ConfigOption* skipBios = m_config->addOption("skipBios");
1434	skipBios->connect([this](const QVariant& value) {
1435		reloadConfig();
1436	}, this);
1437
1438	ConfigOption* useBios = m_config->addOption("useBios");
1439	useBios->connect([this](const QVariant& value) {
1440		m_controller->setUseBIOS(value.toBool());
1441	}, this);
1442
1443	ConfigOption* buffers = m_config->addOption("audioBuffers");
1444	buffers->connect([this](const QVariant& value) {
1445		emit audioBufferSamplesChanged(value.toInt());
1446	}, this);
1447
1448	ConfigOption* sampleRate = m_config->addOption("sampleRate");
1449	sampleRate->connect([this](const QVariant& value) {
1450		emit sampleRateChanged(value.toUInt());
1451	}, this);
1452
1453	ConfigOption* volume = m_config->addOption("volume");
1454	volume->connect([this](const QVariant& value) {
1455		reloadConfig();
1456	}, this);
1457
1458	ConfigOption* rewindEnable = m_config->addOption("rewindEnable");
1459	rewindEnable->connect([this](const QVariant& value) {
1460		m_controller->setRewind(value.toBool(), m_config->getOption("rewindBufferCapacity").toInt(), m_config->getOption("rewindSave").toInt());
1461	}, this);
1462
1463	ConfigOption* rewindBufferCapacity = m_config->addOption("rewindBufferCapacity");
1464	rewindBufferCapacity->connect([this](const QVariant& value) {
1465		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), value.toInt(), m_config->getOption("rewindSave").toInt());
1466	}, this);
1467
1468	ConfigOption* rewindSave = m_config->addOption("rewindSave");
1469	rewindBufferCapacity->connect([this](const QVariant& value) {
1470		m_controller->setRewind(m_config->getOption("rewindEnable").toInt(), m_config->getOption("rewindBufferCapacity").toInt(), value.toBool());
1471	}, this);
1472
1473	ConfigOption* allowOpposingDirections = m_config->addOption("allowOpposingDirections");
1474	allowOpposingDirections->connect([this](const QVariant& value) {
1475		m_inputController.setAllowOpposing(value.toBool());
1476	}, this);
1477
1478	ConfigOption* saveStateExtdata = m_config->addOption("saveStateExtdata");
1479	saveStateExtdata->connect([this](const QVariant& value) {
1480		m_controller->setSaveStateExtdata(value.toInt());
1481	}, this);
1482	m_config->updateOption("saveStateExtdata");
1483
1484	ConfigOption* loadStateExtdata = m_config->addOption("loadStateExtdata");
1485	loadStateExtdata->connect([this](const QVariant& value) {
1486		m_controller->setLoadStateExtdata(value.toInt());
1487	}, this);
1488	m_config->updateOption("loadStateExtdata");
1489
1490	ConfigOption* preload = m_config->addOption("preload");
1491	preload->connect([this](const QVariant& value) {
1492		m_controller->setPreload(value.toBool());
1493	}, this);
1494	m_config->updateOption("preload");
1495
1496	QAction* exitFullScreen = new QAction(tr("Exit fullscreen"), frameMenu);
1497	connect(exitFullScreen, &QAction::triggered, this, &Window::exitFullScreen);
1498	exitFullScreen->setShortcut(QKeySequence("Esc"));
1499	addHiddenAction(frameMenu, exitFullScreen, "exitFullScreen");
1500
1501	QMenu* autofireMenu = new QMenu(tr("Autofire"), this);
1502	m_shortcutController->addMenu(autofireMenu);
1503
1504	m_shortcutController->addFunctions(autofireMenu, [this]() {
1505		m_controller->setAutofire(GBA_KEY_A, true);
1506	}, [this]() {
1507		m_controller->setAutofire(GBA_KEY_A, false);
1508	}, QKeySequence(), tr("Autofire A"), "autofireA");
1509
1510	m_shortcutController->addFunctions(autofireMenu, [this]() {
1511		m_controller->setAutofire(GBA_KEY_B, true);
1512	}, [this]() {
1513		m_controller->setAutofire(GBA_KEY_B, false);
1514	}, QKeySequence(), tr("Autofire B"), "autofireB");
1515
1516	m_shortcutController->addFunctions(autofireMenu, [this]() {
1517		m_controller->setAutofire(GBA_KEY_L, true);
1518	}, [this]() {
1519		m_controller->setAutofire(GBA_KEY_L, false);
1520	}, QKeySequence(), tr("Autofire L"), "autofireL");
1521
1522	m_shortcutController->addFunctions(autofireMenu, [this]() {
1523		m_controller->setAutofire(GBA_KEY_R, true);
1524	}, [this]() {
1525		m_controller->setAutofire(GBA_KEY_R, false);
1526	}, QKeySequence(), tr("Autofire R"), "autofireR");
1527
1528	m_shortcutController->addFunctions(autofireMenu, [this]() {
1529		m_controller->setAutofire(GBA_KEY_START, true);
1530	}, [this]() {
1531		m_controller->setAutofire(GBA_KEY_START, false);
1532	}, QKeySequence(), tr("Autofire Start"), "autofireStart");
1533
1534	m_shortcutController->addFunctions(autofireMenu, [this]() {
1535		m_controller->setAutofire(GBA_KEY_SELECT, true);
1536	}, [this]() {
1537		m_controller->setAutofire(GBA_KEY_SELECT, false);
1538	}, QKeySequence(), tr("Autofire Select"), "autofireSelect");
1539
1540	m_shortcutController->addFunctions(autofireMenu, [this]() {
1541		m_controller->setAutofire(GBA_KEY_UP, true);
1542	}, [this]() {
1543		m_controller->setAutofire(GBA_KEY_UP, false);
1544	}, QKeySequence(), tr("Autofire Up"), "autofireUp");
1545
1546	m_shortcutController->addFunctions(autofireMenu, [this]() {
1547		m_controller->setAutofire(GBA_KEY_RIGHT, true);
1548	}, [this]() {
1549		m_controller->setAutofire(GBA_KEY_RIGHT, false);
1550	}, QKeySequence(), tr("Autofire Right"), "autofireRight");
1551
1552	m_shortcutController->addFunctions(autofireMenu, [this]() {
1553		m_controller->setAutofire(GBA_KEY_DOWN, true);
1554	}, [this]() {
1555		m_controller->setAutofire(GBA_KEY_DOWN, false);
1556	}, QKeySequence(), tr("Autofire Down"), "autofireDown");
1557
1558	m_shortcutController->addFunctions(autofireMenu, [this]() {
1559		m_controller->setAutofire(GBA_KEY_LEFT, true);
1560	}, [this]() {
1561		m_controller->setAutofire(GBA_KEY_LEFT, false);
1562	}, QKeySequence(), tr("Autofire Left"), "autofireLeft");
1563
1564	for (QAction* action : m_gameActions) {
1565		action->setDisabled(true);
1566	}
1567}
1568
1569void Window::attachWidget(QWidget* widget) {
1570	m_screenWidget->layout()->addWidget(widget);
1571	m_screenWidget->unsetCursor();
1572	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
1573}
1574
1575void Window::detachWidget(QWidget* widget) {
1576	m_screenWidget->layout()->removeWidget(widget);
1577}
1578
1579void Window::appendMRU(const QString& fname) {
1580	int index = m_mruFiles.indexOf(fname);
1581	if (index >= 0) {
1582		m_mruFiles.removeAt(index);
1583	}
1584	m_mruFiles.prepend(fname);
1585	while (m_mruFiles.size() > ConfigController::MRU_LIST_SIZE) {
1586		m_mruFiles.removeLast();
1587	}
1588	updateMRU();
1589}
1590
1591void Window::updateMRU() {
1592	if (!m_mruMenu) {
1593		return;
1594	}
1595	for (QAction* action : m_mruMenu->actions()) {
1596		delete action;
1597	}
1598	m_mruMenu->clear();
1599	int i = 0;
1600	for (const QString& file : m_mruFiles) {
1601		QAction* item = new QAction(QDir::toNativeSeparators(file).replace("&", "&&"), m_mruMenu);
1602		item->setShortcut(QString("Ctrl+%1").arg(i));
1603		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
1604		m_mruMenu->addAction(item);
1605		++i;
1606	}
1607	m_config->setMRU(m_mruFiles);
1608	m_config->write();
1609	m_mruMenu->setEnabled(i > 0);
1610}
1611
1612QAction* Window::addControlledAction(QMenu* menu, QAction* action, const QString& name) {
1613	addHiddenAction(menu, action, name);
1614	menu->addAction(action);
1615	return action;
1616}
1617
1618QAction* Window::addHiddenAction(QMenu* menu, QAction* action, const QString& name) {
1619	m_shortcutController->addAction(menu, action, name);
1620	action->setShortcutContext(Qt::WidgetShortcut);
1621	addAction(action);
1622	return action;
1623}
1624
1625void Window::focusCheck() {
1626	if (!m_config->getOption("pauseOnFocusLost").toInt()) {
1627		return;
1628	}
1629	if (QGuiApplication::focusWindow() && m_autoresume) {
1630		m_controller->setPaused(false);
1631		m_autoresume = false;
1632	} else if (!QGuiApplication::focusWindow() && !m_controller->isPaused()) {
1633		m_autoresume = true;
1634		m_controller->setPaused(true);
1635	}
1636}
1637
1638WindowBackground::WindowBackground(QWidget* parent)
1639	: QLabel(parent)
1640{
1641	setLayout(new QStackedLayout());
1642	layout()->setContentsMargins(0, 0, 0, 0);
1643	setAlignment(Qt::AlignCenter);
1644}
1645
1646void WindowBackground::setSizeHint(const QSize& hint) {
1647	m_sizeHint = hint;
1648}
1649
1650QSize WindowBackground::sizeHint() const {
1651	return m_sizeHint;
1652}
1653
1654void WindowBackground::setLockAspectRatio(int width, int height) {
1655	m_aspectWidth = width;
1656	m_aspectHeight = height;
1657}
1658
1659void WindowBackground::setLockIntegerScaling(bool lock) {
1660	m_lockIntegerScaling = lock;
1661}
1662
1663void WindowBackground::paintEvent(QPaintEvent*) {
1664	const QPixmap* logo = pixmap();
1665	if (!logo) {
1666		return;
1667	}
1668	QPainter painter(this);
1669	painter.setRenderHint(QPainter::SmoothPixmapTransform);
1670	painter.fillRect(QRect(QPoint(), size()), Qt::black);
1671	QSize s = size();
1672	QSize ds = s;
1673	if (ds.width() * m_aspectHeight > ds.height() * m_aspectWidth) {
1674		ds.setWidth(ds.height() * m_aspectWidth / m_aspectHeight);
1675	} else if (ds.width() * m_aspectHeight < ds.height() * m_aspectWidth) {
1676		ds.setHeight(ds.width() * m_aspectHeight / m_aspectWidth);
1677	}
1678	if (m_lockIntegerScaling) {
1679		ds.setWidth(ds.width() - ds.width() % m_aspectWidth);
1680		ds.setHeight(ds.height() - ds.height() % m_aspectHeight);
1681	}
1682	QPoint origin = QPoint((s.width() - ds.width()) / 2, (s.height() - ds.height()) / 2);
1683	QRect full(origin, ds);
1684	painter.drawPixmap(full, *logo);
1685}