all repos — mgba @ 9aed9754d025d103d298ce2aaa816d5650e98f77

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