all repos — mgba @ 6cc889022666683f20f9614fd65392ab8e5af4c1

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 <QKeyEvent>
 10#include <QKeySequence>
 11#include <QMenuBar>
 12#include <QMessageBox>
 13#include <QStackedLayout>
 14
 15#include "ConfigController.h"
 16#include "GameController.h"
 17#include "GBAKeyEditor.h"
 18#include "GDBController.h"
 19#include "GDBWindow.h"
 20#include "GIFView.h"
 21#include "LoadSaveState.h"
 22#include "LogView.h"
 23#include "SettingsView.h"
 24#include "VideoView.h"
 25
 26extern "C" {
 27#include "platform/commandline.h"
 28}
 29
 30using namespace QGBA;
 31
 32Window::Window(ConfigController* config, QWidget* parent)
 33	: QMainWindow(parent)
 34	, m_logView(new LogView())
 35	, m_stateWindow(nullptr)
 36	, m_screenWidget(new WindowBackground())
 37	, m_logo(":/res/mgba-1024.png")
 38	, m_config(config)
 39#ifdef USE_FFMPEG
 40	, m_videoView(nullptr)
 41#endif
 42#ifdef USE_MAGICK
 43	, m_gifView(nullptr)
 44#endif
 45#ifdef USE_GDB_STUB
 46	, m_gdbController(nullptr)
 47#endif
 48	, m_mruMenu(nullptr)
 49{
 50	setWindowTitle(PROJECT_NAME);
 51	setFocusPolicy(Qt::StrongFocus);
 52	m_controller = new GameController(this);
 53	m_controller->setInputController(&m_inputController);
 54
 55	QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
 56	format.setSwapInterval(1);
 57	m_display = new Display(format);
 58
 59	m_screenWidget->setMinimumSize(m_display->minimumSize());
 60	m_screenWidget->setSizePolicy(m_display->sizePolicy());
 61	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
 62	setCentralWidget(m_screenWidget);
 63
 64	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
 65	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
 66	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
 67	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
 68	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), m_display, SLOT(pauseDrawing()));
 69#ifndef Q_OS_MAC
 70	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), menuBar(), SLOT(show()));
 71	connect(m_controller, &GameController::gameUnpaused, [this]() {
 72		if(isFullScreen()) {
 73			menuBar()->hide();
 74		}
 75	});
 76#endif
 77	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), m_display, SLOT(unpauseDrawing()));
 78	connect(m_controller, SIGNAL(postLog(int, const QString&)), m_logView, SLOT(postLog(int, const QString&)));
 79	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(recordFrame()));
 80	connect(m_controller, SIGNAL(gameCrashed(const QString&)), this, SLOT(gameCrashed(const QString&)));
 81	connect(m_logView, SIGNAL(levelsSet(int)), m_controller, SLOT(setLogLevel(int)));
 82	connect(m_logView, SIGNAL(levelsEnabled(int)), m_controller, SLOT(enableLogLevel(int)));
 83	connect(m_logView, SIGNAL(levelsDisabled(int)), m_controller, SLOT(disableLogLevel(int)));
 84	connect(this, SIGNAL(startDrawing(const uint32_t*, GBAThread*)), m_display, SLOT(startDrawing(const uint32_t*, GBAThread*)), Qt::QueuedConnection);
 85	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 86	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 87	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 88	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 89	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 90	connect(&m_fpsTimer, SIGNAL(timeout()), this, SLOT(showFPS()));
 91
 92	m_logView->setLevels(GBA_LOG_WARN | GBA_LOG_ERROR | GBA_LOG_FATAL);
 93	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 94
 95	setupMenu(menuBar());
 96}
 97
 98Window::~Window() {
 99	delete m_logView;
100
101#ifdef USE_FFMPEG
102	delete m_videoView;
103#endif
104
105#ifdef USE_MAGICK
106	delete m_gifView;
107#endif
108}
109
110void Window::argumentsPassed(GBAArguments* args) {
111	loadConfig();
112
113	if (args->patch) {
114		m_controller->loadPatch(args->patch);
115	}
116
117	if (args->fname) {
118		m_controller->loadGame(args->fname, args->dirmode);
119	}
120}
121
122void Window::resizeFrame(int width, int height) {
123	QSize newSize(width, height);
124	newSize -= m_screenWidget->size();
125	newSize += size();
126	resize(newSize);
127}
128
129void Window::setConfig(ConfigController* config) {
130	m_config = config;
131}
132
133void Window::loadConfig() {
134	const GBAOptions* opts = m_config->options();
135
136	m_logView->setLevels(opts->logLevel);
137
138	m_controller->setFrameskip(opts->frameskip);
139	m_controller->setAudioSync(opts->audioSync);
140	m_controller->setVideoSync(opts->videoSync);
141	m_controller->setSkipBIOS(opts->skipBios);
142	m_display->lockAspectRatio(opts->lockAspectRatio);
143	m_display->filter(opts->resampleVideo);
144
145	if (opts->bios) {
146		m_controller->loadBIOS(opts->bios);
147	}
148
149	if (opts->fpsTarget) {
150		emit fpsTargetChanged(opts->fpsTarget);
151	}
152
153	if (opts->audioBuffers) {
154		emit audioBufferSamplesChanged(opts->audioBuffers);
155	}
156
157	if (opts->width && opts->height) {
158		m_screenWidget->setSizeHint(QSize(opts->width, opts->height));
159	}
160
161	m_mruFiles = m_config->getMRU();
162	updateMRU();
163
164	m_inputController.setConfiguration(m_config);
165}
166
167void Window::saveConfig() {
168	m_config->write();
169}
170
171void Window::selectROM() {
172	QString filename = QFileDialog::getOpenFileName(this, tr("Select ROM"));
173	if (!filename.isEmpty()) {
174		m_controller->loadGame(filename);
175	}
176}
177
178void Window::selectBIOS() {
179	QString filename = QFileDialog::getOpenFileName(this, tr("Select BIOS"));
180	if (!filename.isEmpty()) {
181		m_config->setOption("bios", filename);
182		m_config->updateOption("bios");
183		m_controller->loadBIOS(filename);
184	}
185}
186
187void Window::selectPatch() {
188	QString filename = QFileDialog::getOpenFileName(this, tr("Select patch"), QString(), tr("Patches (*.ips *.ups)"));
189	if (!filename.isEmpty()) {
190		m_controller->loadPatch(filename);
191	}
192}
193
194void Window::openKeymapWindow() {
195	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, InputController::KEYBOARD);
196	connect(this, SIGNAL(shutdown()), keyEditor, SLOT(close()));
197	keyEditor->setAttribute(Qt::WA_DeleteOnClose);
198	keyEditor->show();
199}
200
201void Window::openSettingsWindow() {
202	SettingsView* settingsWindow = new SettingsView(m_config);
203	connect(this, SIGNAL(shutdown()), settingsWindow, SLOT(close()));
204	connect(settingsWindow, SIGNAL(biosLoaded(const QString&)), m_controller, SLOT(loadBIOS(const QString&)));
205	settingsWindow->setAttribute(Qt::WA_DeleteOnClose);
206	settingsWindow->show();
207}
208
209#ifdef BUILD_SDL
210void Window::openGamepadWindow() {
211	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, SDL_BINDING_BUTTON);
212	connect(this, SIGNAL(shutdown()), keyEditor, SLOT(close()));
213	keyEditor->setAttribute(Qt::WA_DeleteOnClose);
214	keyEditor->show();
215}
216#endif
217
218#ifdef USE_FFMPEG
219void Window::openVideoWindow() {
220	if (!m_videoView) {
221		m_videoView = new VideoView();
222		connect(m_videoView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
223		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
224		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(stopRecording()));
225		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(close()));
226		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
227	}
228	m_videoView->show();
229}
230#endif
231
232#ifdef USE_MAGICK
233void Window::openGIFWindow() {
234	if (!m_gifView) {
235		m_gifView = new GIFView();
236		connect(m_gifView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
237		connect(m_gifView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
238		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(stopRecording()));
239		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(close()));
240		connect(this, SIGNAL(shutdown()), m_gifView, SLOT(close()));
241	}
242	m_gifView->show();
243}
244#endif
245
246#ifdef USE_GDB_STUB
247void Window::gdbOpen() {
248	if (!m_gdbController) {
249		m_gdbController = new GDBController(m_controller, this);
250	}
251	GDBWindow* window = new GDBWindow(m_gdbController);
252	window->show();
253}
254#endif
255
256void Window::keyPressEvent(QKeyEvent* event) {
257	if (event->isAutoRepeat()) {
258		QWidget::keyPressEvent(event);
259		return;
260	}
261	if (event->key() == Qt::Key_Tab) {
262		m_controller->setTurbo(true, false);
263	}
264	GBAKey key = m_inputController.mapKeyboard(event->key());
265	if (key == GBA_KEY_NONE) {
266		QWidget::keyPressEvent(event);
267		return;
268	}
269	m_controller->keyPressed(key);
270	event->accept();
271}
272
273void Window::keyReleaseEvent(QKeyEvent* event) {
274	if (event->isAutoRepeat()) {
275		QWidget::keyReleaseEvent(event);
276		return;
277	}
278	if (event->key() == Qt::Key_Tab) {
279		m_controller->setTurbo(false, false);
280	}
281	GBAKey key = m_inputController.mapKeyboard(event->key());
282	if (key == GBA_KEY_NONE) {
283		QWidget::keyPressEvent(event);
284		return;
285	}
286	m_controller->keyReleased(key);
287	event->accept();
288}
289
290void Window::resizeEvent(QResizeEvent*) {
291	redoLogo();
292	m_config->setOption("height", m_screenWidget->height());
293	m_config->setOption("width", m_screenWidget->width());
294}
295
296void Window::closeEvent(QCloseEvent* event) {
297	emit shutdown();
298	QMainWindow::closeEvent(event);
299}
300
301void Window::toggleFullScreen() {
302	if (isFullScreen()) {
303		showNormal();
304		menuBar()->show();
305	} else {
306		showFullScreen();
307#ifndef Q_OS_MAC
308		if (m_controller->isLoaded() && !m_controller->isPaused()) {
309			menuBar()->hide();
310		}
311#endif
312	}
313}
314
315void Window::gameStarted(GBAThread* context) {
316	emit startDrawing(m_controller->drawContext(), context);
317	foreach (QAction* action, m_gameActions) {
318		action->setDisabled(false);
319	}
320	appendMRU(context->fname);
321	char title[13] = { '\0' };
322	GBAGetGameTitle(context->gba, title);
323	setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
324	attachWidget(m_display);
325	m_screenWidget->setScaledContents(true);
326
327#ifndef Q_OS_MAC
328	if(isFullScreen()) {
329		menuBar()->hide();
330	}
331#endif
332
333	m_fpsTimer.start();
334}
335
336void Window::gameStopped() {
337	foreach (QAction* action, m_gameActions) {
338		action->setDisabled(true);
339	}
340	setWindowTitle(tr(PROJECT_NAME));
341	detachWidget(m_display);
342	m_screenWidget->setScaledContents(false);
343	redoLogo();
344
345	m_fpsTimer.stop();
346}
347
348void Window::gameCrashed(const QString& errorMessage) {
349	QMessageBox* crash = new QMessageBox(QMessageBox::Critical, tr("Crash"),
350		tr("The game has crashed with the following error:\n\n%1").arg(errorMessage),
351		QMessageBox::Ok, this,  Qt::Sheet);
352	crash->setAttribute(Qt::WA_DeleteOnClose);
353	crash->show();
354}
355
356void Window::redoLogo() {
357	if (m_controller->isLoaded()) {
358		return;
359	}
360	QPixmap logo(m_logo.scaled(m_screenWidget->size() * m_screenWidget->devicePixelRatio(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
361	logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
362	m_screenWidget->setPixmap(logo);
363}
364
365void Window::recordFrame() {
366	m_frameList.append(QDateTime::currentDateTime());
367	while (m_frameList.count() > FRAME_LIST_SIZE) {
368		m_frameList.removeFirst();
369	}
370}
371
372void Window::showFPS() {
373	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
374	float fps = (m_frameList.count() - 1) * 10000.f / interval;
375	fps = round(fps) / 10.f;
376	char title[13] = { '\0' };
377	GBAGetGameTitle(m_controller->thread()->gba, title);
378	setWindowTitle(tr(PROJECT_NAME " - %1 (%2 fps)").arg(title).arg(fps));
379}
380
381void Window::openStateWindow(LoadSave ls) {
382	if (m_stateWindow) {
383		return;
384	}
385	bool wasPaused = m_controller->isPaused();
386	m_stateWindow = new LoadSaveState(m_controller);
387	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
388	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_stateWindow, SLOT(close()));
389	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
390		m_screenWidget->layout()->removeWidget(m_stateWindow);
391		m_stateWindow = nullptr;
392		setFocus();
393	});
394	if (!wasPaused) {
395		m_controller->setPaused(true);
396		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
397	}
398	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
399	m_stateWindow->setMode(ls);
400	attachWidget(m_stateWindow);
401}
402
403void Window::setupMenu(QMenuBar* menubar) {
404	menubar->clear();
405	QMenu* fileMenu = menubar->addMenu(tr("&File"));
406	addAction(fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open));
407	fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS()));
408	fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch()));
409
410	m_mruMenu = fileMenu->addMenu(tr("Recent"));
411
412	fileMenu->addSeparator();
413
414	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
415	loadState->setShortcut(tr("F10"));
416	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
417	m_gameActions.append(loadState);
418	addAction(loadState);
419	fileMenu->addAction(loadState);
420
421	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
422	saveState->setShortcut(tr("Shift+F10"));
423	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
424	m_gameActions.append(saveState);
425	addAction(saveState);
426	fileMenu->addAction(saveState);
427
428	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
429	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
430	int i;
431	for (i = 1; i < 10; ++i) {
432		QAction* quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
433		quickLoad->setShortcut(tr("F%1").arg(i));
434		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
435		m_gameActions.append(quickLoad);
436		addAction(quickLoad);
437		quickLoadMenu->addAction(quickLoad);
438
439		QAction* quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
440		quickSave->setShortcut(tr("Shift+F%1").arg(i));
441		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
442		m_gameActions.append(quickSave);
443		addAction(quickSave);
444		quickSaveMenu->addAction(quickSave);
445	}
446
447#ifndef Q_OS_MAC
448	fileMenu->addSeparator();
449#endif
450      fileMenu->addAction(tr("Settings"), this, SLOT(openSettingsWindow()));
451
452#ifndef Q_OS_MAC
453      fileMenu->addSeparator();
454	fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit);
455#endif
456
457	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
458	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
459	reset->setShortcut(tr("Ctrl+R"));
460	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
461	m_gameActions.append(reset);
462	addAction(reset);
463	emulationMenu->addAction(reset);
464
465	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
466	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
467	m_gameActions.append(shutdown);
468	emulationMenu->addAction(shutdown);
469	emulationMenu->addSeparator();
470
471	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
472	pause->setChecked(false);
473	pause->setCheckable(true);
474	pause->setShortcut(tr("Ctrl+P"));
475	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
476	connect(m_controller, &GameController::gamePaused, [this, pause]() {
477		pause->setChecked(true);
478
479		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS, 1024, QImage::Format_RGB32);
480		QPixmap pixmap;
481		pixmap.convertFromImage(currentImage.rgbSwapped());
482		m_screenWidget->setPixmap(pixmap);
483	});
484	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
485	m_gameActions.append(pause);
486	addAction(pause);
487	emulationMenu->addAction(pause);
488
489	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
490	frameAdvance->setShortcut(tr("Ctrl+N"));
491	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
492	m_gameActions.append(frameAdvance);
493	addAction(frameAdvance);
494	emulationMenu->addAction(frameAdvance);
495
496	emulationMenu->addSeparator();
497
498	QAction* turbo = new QAction(tr("&Fast forward"), emulationMenu);
499	turbo->setCheckable(true);
500	turbo->setChecked(false);
501	turbo->setShortcut(tr("Shift+Tab"));
502	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
503	addAction(turbo);
504	emulationMenu->addAction(turbo);
505
506	ConfigOption* videoSync = m_config->addOption("videoSync");
507	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
508	videoSync->connect([this](const QVariant& value) { m_controller->setVideoSync(value.toBool()); });
509	m_config->updateOption("videoSync");
510
511	ConfigOption* audioSync = m_config->addOption("audioSync");
512	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
513	audioSync->connect([this](const QVariant& value) { m_controller->setAudioSync(value.toBool()); });
514	m_config->updateOption("audioSync");
515
516	emulationMenu->addSeparator();
517	QAction* keymap = new QAction(tr("Remap keyboard..."), emulationMenu);
518	connect(keymap, SIGNAL(triggered()), this, SLOT(openKeymapWindow()));
519	emulationMenu->addAction(keymap);
520
521#ifdef BUILD_SDL
522	QAction* gamepad = new QAction(tr("Remap gamepad..."), emulationMenu);
523	connect(gamepad, SIGNAL(triggered()), this, SLOT(openGamepadWindow()));
524	emulationMenu->addAction(gamepad);
525#endif
526
527	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
528	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
529	for (int i = 1; i <= 6; ++i) {
530		QAction* setSize = new QAction(tr("%1x").arg(QString::number(i)), avMenu);
531		connect(setSize, &QAction::triggered, [this, i]() {
532			showNormal();
533			resizeFrame(VIDEO_HORIZONTAL_PIXELS * i, VIDEO_VERTICAL_PIXELS * i);
534		});
535		frameMenu->addAction(setSize);
536	}
537	addAction(frameMenu->addAction(tr("Fullscreen"), this, SLOT(toggleFullScreen()), QKeySequence("Ctrl+F")));
538
539	ConfigOption* lockAspectRatio = m_config->addOption("lockAspectRatio");
540	lockAspectRatio->addBoolean(tr("Lock aspect ratio"), avMenu);
541	lockAspectRatio->connect([this](const QVariant& value) { m_display->lockAspectRatio(value.toBool()); });
542	m_config->updateOption("lockAspectRatio");
543
544	ConfigOption* resampleVideo = m_config->addOption("resampleVideo");
545	resampleVideo->addBoolean(tr("Resample video"), avMenu);
546	resampleVideo->connect([this](const QVariant& value) { m_display->filter(value.toBool()); });
547	m_config->updateOption("resampleVideo");
548
549	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
550	ConfigOption* skip = m_config->addOption("frameskip");
551	skip->connect([this](const QVariant& value) { m_controller->setFrameskip(value.toInt()); });
552	for (int i = 0; i <= 10; ++i) {
553		skip->addValue(QString::number(i), i, skipMenu);
554	}
555	m_config->updateOption("frameskip");
556
557	avMenu->addSeparator();
558
559	QMenu* buffersMenu = avMenu->addMenu(tr("Audio buffer &size"));
560	ConfigOption* buffers = m_config->addOption("audioBuffers");
561	buffers->connect([this](const QVariant& value) { emit audioBufferSamplesChanged(value.toInt()); });
562	buffers->addValue(tr("512"), 512, buffersMenu);
563	buffers->addValue(tr("768"), 768, buffersMenu);
564	buffers->addValue(tr("1024"), 1024, buffersMenu);
565	buffers->addValue(tr("2048"), 2048, buffersMenu);
566	buffers->addValue(tr("4096"), 4096, buffersMenu);
567	m_config->updateOption("audioBuffers");
568
569	avMenu->addSeparator();
570
571	QMenu* target = avMenu->addMenu("FPS target");
572	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
573	fpsTargetOption->connect([this](const QVariant& value) { emit fpsTargetChanged(value.toInt()); });
574	fpsTargetOption->addValue(tr("15"), 15, target);
575	fpsTargetOption->addValue(tr("30"), 30, target);
576	fpsTargetOption->addValue(tr("45"), 45, target);
577	fpsTargetOption->addValue(tr("60"), 60, target);
578	fpsTargetOption->addValue(tr("90"), 90, target);
579	fpsTargetOption->addValue(tr("120"), 120, target);
580	fpsTargetOption->addValue(tr("240"), 240, target);
581	m_config->updateOption("fpsTarget");
582
583#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
584	avMenu->addSeparator();
585#endif
586
587#ifdef USE_PNG
588	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
589	screenshot->setShortcut(tr("F12"));
590	connect(screenshot, SIGNAL(triggered()), m_display, SLOT(screenshot()));
591	m_gameActions.append(screenshot);
592	addAction(screenshot);
593	avMenu->addAction(screenshot);
594#endif
595
596#ifdef USE_FFMPEG
597	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
598	recordOutput->setShortcut(tr("F11"));
599	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
600	addAction(recordOutput);
601	avMenu->addAction(recordOutput);
602#endif
603
604#ifdef USE_MAGICK
605	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
606	recordGIF->setShortcut(tr("Shift+F11"));
607	connect(recordGIF, SIGNAL(triggered()), this, SLOT(openGIFWindow()));
608	addAction(recordGIF);
609	avMenu->addAction(recordGIF);
610#endif
611
612	QMenu* debuggingMenu = menubar->addMenu(tr("&Debugging"));
613	QAction* viewLogs = new QAction(tr("View &logs..."), debuggingMenu);
614	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
615	debuggingMenu->addAction(viewLogs);
616#ifdef USE_GDB_STUB
617	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), debuggingMenu);
618	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
619	debuggingMenu->addAction(gdbWindow);
620#endif
621
622	ConfigOption* skipBios = m_config->addOption("skipBios");
623	skipBios->connect([this](const QVariant& value) { m_controller->setSkipBIOS(value.toBool()); });
624
625	foreach (QAction* action, m_gameActions) {
626		action->setDisabled(true);
627	}
628}
629
630void Window::attachWidget(QWidget* widget) {
631	m_screenWidget->layout()->addWidget(widget);
632	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
633}
634
635void Window::detachWidget(QWidget* widget) {
636	m_screenWidget->layout()->removeWidget(widget);
637}
638
639void Window::appendMRU(const QString& fname) {
640	int index = m_mruFiles.indexOf(fname);
641	if (index >= 0) {
642		m_mruFiles.removeAt(index);
643	}
644	m_mruFiles.prepend(fname);
645	while (m_mruFiles.size() > ConfigController::MRU_LIST_SIZE) {
646		m_mruFiles.removeLast();
647	}
648	updateMRU();
649}
650
651void Window::updateMRU() {
652	if (!m_mruMenu) {
653		return;
654	}
655	m_mruMenu->clear();
656	int i = 0;
657	for (const QString& file : m_mruFiles) {
658		QAction* item = new QAction(file, m_mruMenu);
659		item->setShortcut(QString("Ctrl+%1").arg(i));
660		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
661		m_mruMenu->addAction(item);
662		++i;
663	}
664	m_config->setMRU(m_mruFiles);
665	m_config->write();
666	m_mruMenu->setEnabled(i > 0);
667}
668
669WindowBackground::WindowBackground(QWidget* parent)
670	: QLabel(parent)
671{
672	setLayout(new QStackedLayout());
673	layout()->setContentsMargins(0, 0, 0, 0);
674	setAlignment(Qt::AlignCenter);
675	QPalette p = palette();
676	p.setColor(backgroundRole(), Qt::black);
677	setPalette(p);
678	setAutoFillBackground(true);
679}
680
681void WindowBackground::setSizeHint(const QSize& hint) {
682	m_sizeHint = hint;
683}
684
685QSize WindowBackground::sizeHint() const {
686	return m_sizeHint;
687}