all repos — mgba @ 091e717133a10f785f02d1d4e880b8271fea8066

mGBA Game Boy Advance Emulator

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

  1#include "Window.h"
  2
  3#include <QFileDialog>
  4#include <QKeyEvent>
  5#include <QKeySequence>
  6#include <QMenuBar>
  7#include <QStackedLayout>
  8
  9#include "ConfigController.h"
 10#include "GameController.h"
 11#include "GBAKeyEditor.h"
 12#include "GDBController.h"
 13#include "GDBWindow.h"
 14#include "GIFView.h"
 15#include "LoadSaveState.h"
 16#include "LogView.h"
 17#include "VideoView.h"
 18
 19extern "C" {
 20#include "platform/commandline.h"
 21}
 22
 23using namespace QGBA;
 24
 25Window::Window(ConfigController* config, QWidget* parent)
 26	: QMainWindow(parent)
 27	, m_logView(new LogView())
 28	, m_stateWindow(nullptr)
 29	, m_screenWidget(new WindowBackground())
 30	, m_logo(":/res/mgba-1024.png")
 31	, m_config(config)
 32#ifdef USE_FFMPEG
 33	, m_videoView(nullptr)
 34#endif
 35#ifdef USE_MAGICK
 36	, m_gifView(nullptr)
 37#endif
 38#ifdef USE_GDB_STUB
 39	, m_gdbController(nullptr)
 40#endif
 41{
 42	setWindowTitle(PROJECT_NAME);
 43	m_controller = new GameController(this);
 44	m_controller->setInputController(&m_inputController);
 45
 46	QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
 47	format.setSwapInterval(1);
 48	m_display = new Display(format);
 49
 50	m_screenWidget->setMinimumSize(m_display->minimumSize());
 51	m_screenWidget->setSizePolicy(m_display->sizePolicy());
 52	m_screenWidget->setSizeHint(m_display->minimumSize() * 2);
 53	setCentralWidget(m_screenWidget);
 54
 55	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
 56	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
 57	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
 58	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
 59	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), m_display, SLOT(pauseDrawing()));
 60#ifndef Q_OS_MAC
 61	connect(m_controller, SIGNAL(gamePaused(GBAThread*)), menuBar(), SLOT(show()));
 62	connect(m_controller, &GameController::gameUnpaused, [this]() {
 63		if(isFullScreen()) {
 64			menuBar()->hide();
 65		}
 66	});
 67#endif
 68	connect(m_controller, SIGNAL(gameUnpaused(GBAThread*)), m_display, SLOT(unpauseDrawing()));
 69	connect(m_controller, SIGNAL(postLog(int, const QString&)), m_logView, SLOT(postLog(int, const QString&)));
 70	connect(m_controller, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(recordFrame()));
 71	connect(m_logView, SIGNAL(levelsSet(int)), m_controller, SLOT(setLogLevel(int)));
 72	connect(m_logView, SIGNAL(levelsEnabled(int)), m_controller, SLOT(enableLogLevel(int)));
 73	connect(m_logView, SIGNAL(levelsDisabled(int)), m_controller, SLOT(disableLogLevel(int)));
 74	connect(this, SIGNAL(startDrawing(const uint32_t*, GBAThread*)), m_display, SLOT(startDrawing(const uint32_t*, GBAThread*)), Qt::QueuedConnection);
 75	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 76	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 77	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 78	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 79	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 80	connect(&m_fpsTimer, SIGNAL(timeout()), this, SLOT(showFPS()));
 81
 82	m_logView->setLevels(GBA_LOG_WARN | GBA_LOG_ERROR | GBA_LOG_FATAL);
 83	m_fpsTimer.setInterval(FPS_TIMER_INTERVAL);
 84
 85	setupMenu(menuBar());
 86}
 87
 88Window::~Window() {
 89	delete m_logView;
 90
 91#ifdef USE_FFMPEG
 92	delete m_videoView;
 93#endif
 94
 95#ifdef USE_MAGICK
 96	delete m_gifView;
 97#endif
 98}
 99
100void Window::argumentsPassed(GBAArguments* args) {
101	loadConfig();
102
103	if (args->patch) {
104		m_controller->loadPatch(args->patch);
105	}
106
107	if (args->fname) {
108		m_controller->loadGame(args->fname, args->dirmode);
109	}
110}
111
112void Window::setConfig(ConfigController* config) {
113	m_config = config;
114}
115
116void Window::loadConfig() {
117	const GBAOptions* opts = m_config->options();
118
119	m_logView->setLevels(opts->logLevel);
120
121	m_controller->setFrameskip(opts->frameskip);
122	m_controller->setAudioSync(opts->audioSync);
123	m_controller->setVideoSync(opts->videoSync);
124
125	if (opts->bios) {
126		m_controller->loadBIOS(opts->bios);
127	}
128
129	if (opts->fpsTarget) {
130		emit fpsTargetChanged(opts->fpsTarget);
131	}
132
133	if (opts->audioBuffers) {
134		emit audioBufferSamplesChanged(opts->audioBuffers);
135	}
136
137	if (opts->width && opts->height) {
138		m_screenWidget->setSizeHint(QSize(opts->width, opts->height));
139	}
140
141	m_inputController.setConfiguration(m_config);
142}
143
144void Window::saveConfig() {
145	m_config->write();
146}
147
148void Window::selectROM() {
149	QString filename = QFileDialog::getOpenFileName(this, tr("Select ROM"));
150	if (!filename.isEmpty()) {
151		m_controller->loadGame(filename);
152	}
153}
154
155void Window::selectBIOS() {
156	QString filename = QFileDialog::getOpenFileName(this, tr("Select BIOS"));
157	if (!filename.isEmpty()) {
158		m_controller->loadBIOS(filename);
159	}
160}
161
162void Window::selectPatch() {
163	QString filename = QFileDialog::getOpenFileName(this, tr("Select patch"), QString(), tr("Patches (*.ips *.ups)"));
164	if (!filename.isEmpty()) {
165		m_controller->loadPatch(filename);
166	}
167}
168
169void Window::openKeymapWindow() {
170	GBAKeyEditor* keyEditor = new GBAKeyEditor(&m_inputController, InputController::KEYBOARD);
171	connect(this, SIGNAL(shutdown()), keyEditor, SLOT(close()));
172	keyEditor->setAttribute(Qt::WA_DeleteOnClose);
173	keyEditor->show();
174}
175
176#ifdef USE_FFMPEG
177void Window::openVideoWindow() {
178	if (!m_videoView) {
179		m_videoView = new VideoView();
180		connect(m_videoView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
181		connect(m_videoView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
182		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(stopRecording()));
183		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_videoView, SLOT(close()));
184		connect(this, SIGNAL(shutdown()), m_videoView, SLOT(close()));
185	}
186	m_videoView->show();
187}
188#endif
189
190#ifdef USE_MAGICK
191void Window::openGIFWindow() {
192	if (!m_gifView) {
193		m_gifView = new GIFView();
194		connect(m_gifView, SIGNAL(recordingStarted(GBAAVStream*)), m_controller, SLOT(setAVStream(GBAAVStream*)));
195		connect(m_gifView, SIGNAL(recordingStopped()), m_controller, SLOT(clearAVStream()), Qt::DirectConnection);
196		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(stopRecording()));
197		connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_gifView, SLOT(close()));
198		connect(this, SIGNAL(shutdown()), m_gifView, SLOT(close()));
199	}
200	m_gifView->show();
201}
202#endif
203
204#ifdef USE_GDB_STUB
205void Window::gdbOpen() {
206	if (!m_gdbController) {
207		m_gdbController = new GDBController(m_controller, this);
208	}
209	GDBWindow* window = new GDBWindow(m_gdbController);
210	window->show();
211}
212#endif
213
214void Window::keyPressEvent(QKeyEvent* event) {
215	if (event->isAutoRepeat()) {
216		QWidget::keyPressEvent(event);
217		return;
218	}
219	if (event->key() == Qt::Key_Tab) {
220		m_controller->setTurbo(true, false);
221	}
222	GBAKey key = m_inputController.mapKeyboard(event->key());
223	if (key == GBA_KEY_NONE) {
224		QWidget::keyPressEvent(event);
225		return;
226	}
227	m_controller->keyPressed(key);
228	event->accept();
229}
230
231void Window::keyReleaseEvent(QKeyEvent* event) {
232	if (event->isAutoRepeat()) {
233		QWidget::keyReleaseEvent(event);
234		return;
235	}
236	if (event->key() == Qt::Key_Tab) {
237		m_controller->setTurbo(false, false);
238	}
239	GBAKey key = m_inputController.mapKeyboard(event->key());
240	if (key == GBA_KEY_NONE) {
241		QWidget::keyPressEvent(event);
242		return;
243	}
244	m_controller->keyReleased(key);
245	event->accept();
246}
247
248void Window::resizeEvent(QResizeEvent*) {
249	redoLogo();
250	m_config->setOption("height", m_screenWidget->height());
251	m_config->setOption("width", m_screenWidget->width());
252}
253
254void Window::closeEvent(QCloseEvent* event) {
255	emit shutdown();
256	QMainWindow::closeEvent(event);
257}
258
259void Window::toggleFullScreen() {
260	if (isFullScreen()) {
261		showNormal();
262		menuBar()->show();
263	} else {
264		showFullScreen();
265#ifndef Q_OS_MAC
266		if (!m_controller->isPaused()) {
267			menuBar()->hide();
268		}
269#endif
270	}
271}
272
273void Window::gameStarted(GBAThread* context) {
274	emit startDrawing(m_controller->drawContext(), context);
275	foreach (QAction* action, m_gameActions) {
276		action->setDisabled(false);
277	}
278	char title[13] = { '\0' };
279	GBAGetGameTitle(context->gba, title);
280	setWindowTitle(tr(PROJECT_NAME " - %1").arg(title));
281	attachWidget(m_display);
282	m_screenWidget->setScaledContents(true);
283
284	m_fpsTimer.start();
285}
286
287void Window::gameStopped() {
288	foreach (QAction* action, m_gameActions) {
289		action->setDisabled(true);
290	}
291	setWindowTitle(tr(PROJECT_NAME));
292	detachWidget(m_display);
293	m_screenWidget->setScaledContents(false);
294	redoLogo();
295
296	m_fpsTimer.stop();
297}
298
299void Window::redoLogo() {
300	if (m_controller->isLoaded()) {
301		return;
302	}
303	QPixmap logo(m_logo.scaled(m_screenWidget->size() * m_screenWidget->devicePixelRatio(), Qt::KeepAspectRatio, Qt::SmoothTransformation));
304	logo.setDevicePixelRatio(m_screenWidget->devicePixelRatio());
305	m_screenWidget->setPixmap(logo);
306}
307
308void Window::recordFrame() {
309	m_frameList.append(QDateTime::currentDateTime());
310	while (m_frameList.count() > FRAME_LIST_SIZE) {
311		m_frameList.removeFirst();
312	}
313}
314
315void Window::showFPS() {
316	qint64 interval = m_frameList.first().msecsTo(m_frameList.last());
317	float fps = (m_frameList.count() - 1) * 10000.f / interval;
318	fps = round(fps) / 10.f;
319	char title[13] = { '\0' };
320	GBAGetGameTitle(m_controller->thread()->gba, title);
321	setWindowTitle(tr(PROJECT_NAME " - %1 (%2 fps)").arg(title).arg(fps));
322}
323
324void Window::openStateWindow(LoadSave ls) {
325	if (m_stateWindow) {
326		return;
327	}
328	bool wasPaused = m_controller->isPaused();
329	m_stateWindow = new LoadSaveState(m_controller);
330	connect(this, SIGNAL(shutdown()), m_stateWindow, SLOT(close()));
331	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_stateWindow, SLOT(close()));
332	connect(m_stateWindow, &LoadSaveState::closed, [this]() {
333		m_screenWidget->layout()->removeWidget(m_stateWindow);
334		m_stateWindow = nullptr;
335		setFocus();
336	});
337	if (!wasPaused) {
338		m_controller->setPaused(true);
339		connect(m_stateWindow, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
340	}
341	m_stateWindow->setAttribute(Qt::WA_DeleteOnClose);
342	m_stateWindow->setMode(ls);
343	attachWidget(m_stateWindow);
344}
345
346void Window::setupMenu(QMenuBar* menubar) {
347	menubar->clear();
348	QMenu* fileMenu = menubar->addMenu(tr("&File"));
349	addAction(fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open));
350	fileMenu->addAction(tr("Load &BIOS..."), this, SLOT(selectBIOS()));
351	fileMenu->addAction(tr("Load &patch..."), this, SLOT(selectPatch()));
352
353	fileMenu->addSeparator();
354
355	QAction* loadState = new QAction(tr("&Load state"), fileMenu);
356	loadState->setShortcut(tr("F10"));
357	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
358	m_gameActions.append(loadState);
359	addAction(loadState);
360	fileMenu->addAction(loadState);
361
362	QAction* saveState = new QAction(tr("&Save state"), fileMenu);
363	saveState->setShortcut(tr("Shift+F10"));
364	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
365	m_gameActions.append(saveState);
366	addAction(saveState);
367	fileMenu->addAction(saveState);
368
369	QMenu* quickLoadMenu = fileMenu->addMenu(tr("Quick load"));
370	QMenu* quickSaveMenu = fileMenu->addMenu(tr("Quick save"));
371	int i;
372	for (i = 1; i < 10; ++i) {
373		QAction* quickLoad = new QAction(tr("State &%1").arg(i), quickLoadMenu);
374		quickLoad->setShortcut(tr("F%1").arg(i));
375		connect(quickLoad, &QAction::triggered, [this, i]() { m_controller->loadState(i); });
376		m_gameActions.append(quickLoad);
377		addAction(quickLoad);
378		quickLoadMenu->addAction(quickLoad);
379
380		QAction* quickSave = new QAction(tr("State &%1").arg(i), quickSaveMenu);
381		quickSave->setShortcut(tr("Shift+F%1").arg(i));
382		connect(quickSave, &QAction::triggered, [this, i]() { m_controller->saveState(i); });
383		m_gameActions.append(quickSave);
384		addAction(quickSave);
385		quickSaveMenu->addAction(quickSave);
386	}
387
388#ifndef Q_OS_MAC
389	fileMenu->addSeparator();
390	fileMenu->addAction(tr("E&xit"), this, SLOT(close()), QKeySequence::Quit);
391#endif
392
393	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
394	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
395	reset->setShortcut(tr("Ctrl+R"));
396	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
397	m_gameActions.append(reset);
398	addAction(reset);
399	emulationMenu->addAction(reset);
400
401	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
402	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
403	m_gameActions.append(shutdown);
404	emulationMenu->addAction(shutdown);
405	emulationMenu->addSeparator();
406
407	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
408	pause->setChecked(false);
409	pause->setCheckable(true);
410	pause->setShortcut(tr("Ctrl+P"));
411	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
412	connect(m_controller, &GameController::gamePaused, [this, pause]() {
413		pause->setChecked(true);
414
415		QImage currentImage(reinterpret_cast<const uchar*>(m_controller->drawContext()), VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS, 1024, QImage::Format_RGB32);
416		QPixmap pixmap;
417		pixmap.convertFromImage(currentImage.rgbSwapped());
418		m_screenWidget->setPixmap(pixmap);
419	});
420	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
421	m_gameActions.append(pause);
422	addAction(pause);
423	emulationMenu->addAction(pause);
424
425	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
426	frameAdvance->setShortcut(tr("Ctrl+N"));
427	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
428	m_gameActions.append(frameAdvance);
429	addAction(frameAdvance);
430	emulationMenu->addAction(frameAdvance);
431
432	emulationMenu->addSeparator();
433
434	QAction* turbo = new QAction(tr("T&urbo"), emulationMenu);
435	turbo->setCheckable(true);
436	turbo->setChecked(false);
437	turbo->setShortcut(tr("Shift+Tab"));
438	connect(turbo, SIGNAL(triggered(bool)), m_controller, SLOT(setTurbo(bool)));
439	addAction(turbo);
440	emulationMenu->addAction(turbo);
441
442	ConfigOption* videoSync = m_config->addOption("videoSync");
443	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
444	videoSync->connect([this](const QVariant& value) { m_controller->setVideoSync(value.toBool()); });
445	m_config->updateOption("videoSync");
446
447	ConfigOption* audioSync = m_config->addOption("audioSync");
448	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
449	audioSync->connect([this](const QVariant& value) { m_controller->setAudioSync(value.toBool()); });
450	m_config->updateOption("audioSync");
451
452	emulationMenu->addSeparator();
453	QAction* keymap = new QAction(tr("Remap keyboard..."), emulationMenu);
454	connect(keymap, SIGNAL(triggered()), this, SLOT(openKeymapWindow()));
455	emulationMenu->addAction(keymap);
456
457	QMenu* avMenu = menubar->addMenu(tr("Audio/&Video"));
458	QMenu* frameMenu = avMenu->addMenu(tr("Frame size"));
459	QAction* setSize = new QAction(tr("1x"), avMenu);
460	connect(setSize, &QAction::triggered, [this]() {
461		showNormal();
462		resize(VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
463	});
464	frameMenu->addAction(setSize);
465	setSize = new QAction(tr("2x"), avMenu);
466	connect(setSize, &QAction::triggered, [this]() {
467		showNormal();
468		resize(VIDEO_HORIZONTAL_PIXELS * 2, VIDEO_VERTICAL_PIXELS * 2);
469	});
470	frameMenu->addAction(setSize);
471	setSize = new QAction(tr("3x"), avMenu);
472	connect(setSize, &QAction::triggered, [this]() {
473		showNormal();
474		resize(VIDEO_HORIZONTAL_PIXELS * 3, VIDEO_VERTICAL_PIXELS * 3);
475	});
476	frameMenu->addAction(setSize);
477	setSize = new QAction(tr("4x"), avMenu);
478	connect(setSize, &QAction::triggered, [this]() {
479		showNormal();
480		resize(VIDEO_HORIZONTAL_PIXELS * 4, VIDEO_VERTICAL_PIXELS * 4);
481	});
482	frameMenu->addAction(setSize);
483	addAction(frameMenu->addAction(tr("Fullscreen"), this, SLOT(toggleFullScreen()), QKeySequence("Ctrl+F")));
484
485	QMenu* skipMenu = avMenu->addMenu(tr("Frame&skip"));
486	ConfigOption* skip = m_config->addOption("frameskip");
487	skip->connect([this](const QVariant& value) { m_controller->setFrameskip(value.toInt()); });
488	for (int i = 0; i <= 10; ++i) {
489		skip->addValue(QString::number(i), i, skipMenu);
490	}
491	m_config->updateOption("frameskip");
492
493	avMenu->addSeparator();
494
495	QMenu* buffersMenu = avMenu->addMenu(tr("Buffer &size"));
496	ConfigOption* buffers = m_config->addOption("audioBuffers");
497	buffers->connect([this](const QVariant& value) { emit audioBufferSamplesChanged(value.toInt()); });
498	buffers->addValue(tr("512"), 512, buffersMenu);
499	buffers->addValue(tr("768"), 768, buffersMenu);
500	buffers->addValue(tr("1024"), 1024, buffersMenu);
501	buffers->addValue(tr("2048"), 2048, buffersMenu);
502	buffers->addValue(tr("4096"), 4096, buffersMenu);
503	m_config->updateOption("audioBuffers");
504
505	avMenu->addSeparator();
506
507	QMenu* target = avMenu->addMenu("FPS target");
508	ConfigOption* fpsTargetOption = m_config->addOption("fpsTarget");
509	fpsTargetOption->connect([this](const QVariant& value) { emit fpsTargetChanged(value.toInt()); });
510	fpsTargetOption->addValue(tr("15"), 15, target);
511	fpsTargetOption->addValue(tr("30"), 30, target);
512	fpsTargetOption->addValue(tr("45"), 45, target);
513	fpsTargetOption->addValue(tr("60"), 60, target);
514	fpsTargetOption->addValue(tr("90"), 90, target);
515	fpsTargetOption->addValue(tr("120"), 120, target);
516	fpsTargetOption->addValue(tr("240"), 240, target);
517	m_config->updateOption("fpsTarget");
518
519#if defined(USE_PNG) || defined(USE_FFMPEG) || defined(USE_MAGICK)
520	avMenu->addSeparator();
521#endif
522
523#ifdef USE_PNG
524	QAction* screenshot = new QAction(tr("Take &screenshot"), avMenu);
525	screenshot->setShortcut(tr("F12"));
526	connect(screenshot, SIGNAL(triggered()), m_display, SLOT(screenshot()));
527	m_gameActions.append(screenshot);
528	addAction(screenshot);
529	avMenu->addAction(screenshot);
530#endif
531
532#ifdef USE_FFMPEG
533	QAction* recordOutput = new QAction(tr("Record output..."), avMenu);
534	recordOutput->setShortcut(tr("F11"));
535	connect(recordOutput, SIGNAL(triggered()), this, SLOT(openVideoWindow()));
536	addAction(recordOutput);
537	avMenu->addAction(recordOutput);
538#endif
539
540#ifdef USE_MAGICK
541	QAction* recordGIF = new QAction(tr("Record GIF..."), avMenu);
542	recordGIF->setShortcut(tr("Shift+F11"));
543	connect(recordGIF, SIGNAL(triggered()), this, SLOT(openGIFWindow()));
544	addAction(recordGIF);
545	avMenu->addAction(recordGIF);
546#endif
547
548	QMenu* debuggingMenu = menubar->addMenu(tr("&Debugging"));
549	QAction* viewLogs = new QAction(tr("View &logs..."), debuggingMenu);
550	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
551	debuggingMenu->addAction(viewLogs);
552#ifdef USE_GDB_STUB
553	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), debuggingMenu);
554	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
555	debuggingMenu->addAction(gdbWindow);
556#endif
557
558	foreach (QAction* action, m_gameActions) {
559		action->setDisabled(true);
560	}
561}
562
563void Window::attachWidget(QWidget* widget) {
564	m_screenWidget->layout()->addWidget(widget);
565	static_cast<QStackedLayout*>(m_screenWidget->layout())->setCurrentWidget(widget);
566}
567
568void Window::detachWidget(QWidget* widget) {
569	m_screenWidget->layout()->removeWidget(widget);
570}
571
572WindowBackground::WindowBackground(QWidget* parent)
573	: QLabel(parent)
574{
575	setLayout(new QStackedLayout());
576	layout()->setContentsMargins(0, 0, 0, 0);
577	setAlignment(Qt::AlignCenter);
578	QPalette p = palette();
579	p.setColor(backgroundRole(), Qt::black);
580	setPalette(p);
581	setAutoFillBackground(true);
582}
583
584void WindowBackground::setSizeHint(const QSize& hint) {
585	m_sizeHint = hint;
586}
587
588QSize WindowBackground::sizeHint() const {
589	return m_sizeHint;
590}