all repos — mgba @ 05cb9d47ab034904c730be225b4d0e476f10f50f

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
  8#include "GameController.h"
  9#include "GDBWindow.h"
 10#include "GDBController.h"
 11#include "LoadSaveState.h"
 12#include "LogView.h"
 13
 14using namespace QGBA;
 15
 16Window::Window(QWidget* parent)
 17	: QMainWindow(parent)
 18#ifdef USE_GDB_STUB
 19	, m_gdbController(nullptr)
 20#endif
 21{
 22	setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
 23	setMinimumSize(240, 160);
 24
 25	m_controller = new GameController(this);
 26	m_logView = new LogView();
 27
 28	QGLFormat format(QGLFormat(QGL::Rgba | QGL::DoubleBuffer));
 29	format.setSwapInterval(1);
 30	m_display = new Display(format);
 31	setCentralWidget(m_display);
 32	connect(m_controller, SIGNAL(gameStarted(GBAThread*)), this, SLOT(gameStarted(GBAThread*)));
 33	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), m_display, SLOT(stopDrawing()));
 34	connect(m_controller, SIGNAL(gameStopped(GBAThread*)), this, SLOT(gameStopped()));
 35	connect(m_controller, SIGNAL(stateLoaded(GBAThread*)), m_display, SLOT(forceDraw()));
 36	connect(m_controller, SIGNAL(postLog(int, const QString&)), m_logView, SLOT(postLog(int, const QString&)));
 37	connect(this, SIGNAL(startDrawing(const uint32_t*, GBAThread*)), m_display, SLOT(startDrawing(const uint32_t*, GBAThread*)), Qt::QueuedConnection);
 38	connect(this, SIGNAL(shutdown()), m_display, SLOT(stopDrawing()));
 39	connect(this, SIGNAL(shutdown()), m_controller, SLOT(closeGame()));
 40	connect(this, SIGNAL(shutdown()), m_logView, SLOT(hide()));
 41	connect(this, SIGNAL(audioBufferSamplesChanged(int)), m_controller, SLOT(setAudioBufferSamples(int)));
 42	connect(this, SIGNAL(fpsTargetChanged(float)), m_controller, SLOT(setFPSTarget(float)));
 43
 44	setupMenu(menuBar());
 45}
 46
 47Window::~Window() {
 48	delete m_logView;
 49}
 50
 51GBAKey Window::mapKey(int qtKey) {
 52	switch (qtKey) {
 53	case Qt::Key_Z:
 54		return GBA_KEY_A;
 55		break;
 56	case Qt::Key_X:
 57		return GBA_KEY_B;
 58		break;
 59	case Qt::Key_A:
 60		return GBA_KEY_L;
 61		break;
 62	case Qt::Key_S:
 63		return GBA_KEY_R;
 64		break;
 65	case Qt::Key_Return:
 66		return GBA_KEY_START;
 67		break;
 68	case Qt::Key_Backspace:
 69		return GBA_KEY_SELECT;
 70		break;
 71	case Qt::Key_Up:
 72		return GBA_KEY_UP;
 73		break;
 74	case Qt::Key_Down:
 75		return GBA_KEY_DOWN;
 76		break;
 77	case Qt::Key_Left:
 78		return GBA_KEY_LEFT;
 79		break;
 80	case Qt::Key_Right:
 81		return GBA_KEY_RIGHT;
 82		break;
 83	default:
 84		return GBA_KEY_NONE;
 85	}
 86}
 87
 88void Window::selectROM() {
 89	QString filename = QFileDialog::getOpenFileName(this, tr("Select ROM"));
 90	if (!filename.isEmpty()) {
 91		m_controller->loadGame(filename);
 92	}
 93}
 94
 95#ifdef USE_GDB_STUB
 96void Window::gdbOpen() {
 97	if (!m_gdbController) {
 98		m_gdbController = new GDBController(m_controller, this);
 99	}
100	GDBWindow* window = new GDBWindow(m_gdbController);
101	window->show();
102}
103#endif
104
105void Window::keyPressEvent(QKeyEvent* event) {
106	if (event->isAutoRepeat()) {
107		QWidget::keyPressEvent(event);
108		return;
109	}
110	GBAKey key = mapKey(event->key());
111	if (key == GBA_KEY_NONE) {
112		QWidget::keyPressEvent(event);
113		return;
114	}
115	m_controller->keyPressed(key);
116	event->accept();
117}
118
119void Window::keyReleaseEvent(QKeyEvent* event) {
120	if (event->isAutoRepeat()) {
121		QWidget::keyReleaseEvent(event);
122		return;
123	}
124	GBAKey key = mapKey(event->key());
125	if (key == GBA_KEY_NONE) {
126		QWidget::keyPressEvent(event);
127		return;
128	}
129	m_controller->keyReleased(key);
130	event->accept();
131}
132
133void Window::closeEvent(QCloseEvent* event) {
134	emit shutdown();
135	QMainWindow::closeEvent(event);
136}
137
138void Window::gameStarted(GBAThread* context) {
139	emit startDrawing(m_controller->drawContext(), context);
140	foreach (QAction* action, m_gameActions) {
141		action->setDisabled(false);
142	}
143}
144
145void Window::gameStopped() {
146	foreach (QAction* action, m_gameActions) {
147		action->setDisabled(true);
148	}
149}
150
151void Window::openStateWindow(LoadSave ls) {
152	bool wasPaused = m_controller->isPaused();
153	LoadSaveState* window = new LoadSaveState(m_controller);
154	connect(this, SIGNAL(shutdown()), window, SLOT(hide()));
155	if (!wasPaused) {
156		m_controller->setPaused(true);
157		connect(window, &LoadSaveState::closed, [this]() { m_controller->setPaused(false); });
158	}
159	window->setAttribute(Qt::WA_DeleteOnClose);
160	window->setMode(ls);
161	window->show();
162}
163
164void Window::setupMenu(QMenuBar* menubar) {
165	menubar->clear();
166	QMenu* fileMenu = menubar->addMenu(tr("&File"));
167	fileMenu->addAction(tr("Load &ROM..."), this, SLOT(selectROM()), QKeySequence::Open);
168
169	QMenu* emulationMenu = menubar->addMenu(tr("&Emulation"));
170	QAction* reset = new QAction(tr("&Reset"), emulationMenu);
171	reset->setShortcut(tr("Ctrl+R"));
172	connect(reset, SIGNAL(triggered()), m_controller, SLOT(reset()));
173	m_gameActions.append(reset);
174	emulationMenu->addAction(reset);
175
176	QAction* shutdown = new QAction(tr("Sh&utdown"), emulationMenu);
177	connect(shutdown, SIGNAL(triggered()), m_controller, SLOT(closeGame()));
178	m_gameActions.append(shutdown);
179	emulationMenu->addAction(shutdown);
180	emulationMenu->addSeparator();
181
182	QAction* loadState = new QAction(tr("&Load state"), emulationMenu);
183	loadState->setShortcut(tr("Ctrl+L"));
184	connect(loadState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::LOAD); });
185	m_gameActions.append(loadState);
186	emulationMenu->addAction(loadState);
187
188	QAction* saveState = new QAction(tr("&Save state"), emulationMenu);
189	saveState->setShortcut(tr("Ctrl+S"));
190	connect(saveState, &QAction::triggered, [this]() { this->openStateWindow(LoadSave::SAVE); });
191	m_gameActions.append(saveState);
192	emulationMenu->addAction(saveState);
193	emulationMenu->addSeparator();
194
195	QAction* pause = new QAction(tr("&Pause"), emulationMenu);
196	pause->setChecked(false);
197	pause->setCheckable(true);
198	pause->setShortcut(tr("Ctrl+P"));
199	connect(pause, SIGNAL(triggered(bool)), m_controller, SLOT(setPaused(bool)));
200	connect(m_controller, &GameController::gamePaused, [pause]() { pause->setChecked(true); });
201	connect(m_controller, &GameController::gameUnpaused, [pause]() { pause->setChecked(false); });
202	m_gameActions.append(pause);
203	emulationMenu->addAction(pause);
204
205	QAction* frameAdvance = new QAction(tr("&Next frame"), emulationMenu);
206	frameAdvance->setShortcut(tr("Ctrl+N"));
207	connect(frameAdvance, SIGNAL(triggered()), m_controller, SLOT(frameAdvance()));
208	m_gameActions.append(frameAdvance);
209	emulationMenu->addAction(frameAdvance);
210
211	QMenu* target = emulationMenu->addMenu("FPS target");
212	QAction* setTarget = new QAction(tr("15"), emulationMenu);
213	connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(15); });
214	target->addAction(setTarget);
215	setTarget = new QAction(tr("30"), emulationMenu);
216	connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(30); });
217	target->addAction(setTarget);
218	setTarget = new QAction(tr("45"), emulationMenu);
219	connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(45); });
220	target->addAction(setTarget);
221	setTarget = new QAction(tr("60"), emulationMenu);
222	connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(60); });
223	target->addAction(setTarget);
224	setTarget = new QAction(tr("90"), emulationMenu);
225	connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(90); });
226	target->addAction(setTarget);
227	setTarget = new QAction(tr("120"), emulationMenu);
228	connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(120); });
229	target->addAction(setTarget);
230	setTarget = new QAction(tr("240"), emulationMenu);
231	connect(setTarget, &QAction::triggered, [this]() { emit fpsTargetChanged(240); });
232	target->addAction(setTarget);
233
234	QMenu* videoMenu = menubar->addMenu(tr("&Video"));
235	QMenu* frameMenu = videoMenu->addMenu(tr("Frame &size"));
236	QAction* setSize = new QAction(tr("1x"), videoMenu);
237	connect(setSize, &QAction::triggered, [this]() {
238		showNormal();
239		resize(VIDEO_HORIZONTAL_PIXELS, VIDEO_VERTICAL_PIXELS);
240	});
241	frameMenu->addAction(setSize);
242	setSize = new QAction(tr("2x"), videoMenu);
243	connect(setSize, &QAction::triggered, [this]() {
244		showNormal();
245		resize(VIDEO_HORIZONTAL_PIXELS * 2, VIDEO_VERTICAL_PIXELS * 2);
246	});
247	frameMenu->addAction(setSize);
248	setSize = new QAction(tr("3x"), videoMenu);
249	connect(setSize, &QAction::triggered, [this]() {
250		showNormal();
251		resize(VIDEO_HORIZONTAL_PIXELS * 3, VIDEO_VERTICAL_PIXELS * 3);
252	});
253	frameMenu->addAction(setSize);
254	setSize = new QAction(tr("4x"), videoMenu);
255	connect(setSize, &QAction::triggered, [this]() {
256		showNormal();
257		resize(VIDEO_HORIZONTAL_PIXELS * 4, VIDEO_VERTICAL_PIXELS * 4);
258	});
259	frameMenu->addAction(setSize);
260	frameMenu->addAction(tr("Fullscreen"), this, SLOT(showFullScreen()), QKeySequence("Ctrl+F"));
261
262	QMenu* soundMenu = menubar->addMenu(tr("&Sound"));
263	QMenu* buffersMenu = soundMenu->addMenu(tr("Buffer &size"));
264	QAction* setBuffer = new QAction(tr("512"), buffersMenu);
265	connect(setBuffer, &QAction::triggered, [this]() { emit audioBufferSamplesChanged(512); });
266	buffersMenu->addAction(setBuffer);
267	setBuffer = new QAction(tr("1024"), buffersMenu);
268	connect(setBuffer, &QAction::triggered, [this]() { emit audioBufferSamplesChanged(1024); });
269	buffersMenu->addAction(setBuffer);
270	setBuffer = new QAction(tr("2048"), buffersMenu);
271	connect(setBuffer, &QAction::triggered, [this]() { emit audioBufferSamplesChanged(2048); });
272	buffersMenu->addAction(setBuffer);
273
274	QMenu* debuggingMenu = menubar->addMenu(tr("&Debugging"));
275	QAction* viewLogs = new QAction(tr("View &logs..."), debuggingMenu);
276	connect(viewLogs, SIGNAL(triggered()), m_logView, SLOT(show()));
277	debuggingMenu->addAction(viewLogs);
278#ifdef USE_GDB_STUB
279	QAction* gdbWindow = new QAction(tr("Start &GDB server..."), debuggingMenu);
280	connect(gdbWindow, SIGNAL(triggered()), this, SLOT(gdbOpen()));
281	debuggingMenu->addAction(gdbWindow);
282#endif
283
284	foreach (QAction* action, m_gameActions) {
285		action->setDisabled(true);
286	}
287}