all repos — mgba @ f53f9555a26461fee86ba676e4f04d8bdecf7c40

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