21 #include "../../SDL_internal.h" 23 #if SDL_VIDEO_DRIVER_COCOA 32 #if SDL_MAC_NO_SANDBOX 38 #include "../../events/SDL_mouse_c.h" 43 CFRunLoopSourceRef runloopSource;
45 SDL_sem *runloopStartedSemaphore;
46 } SDL_MouseEventTapData;
48 static const CGEventMask movementEventsMask =
49 CGEventMaskBit(kCGEventLeftMouseDragged)
50 | CGEventMaskBit(kCGEventRightMouseDragged)
51 | CGEventMaskBit(kCGEventMouseMoved);
53 static const CGEventMask allGrabbedEventsMask =
54 CGEventMaskBit(kCGEventLeftMouseDown) | CGEventMaskBit(kCGEventLeftMouseUp)
55 | CGEventMaskBit(kCGEventRightMouseDown) | CGEventMaskBit(kCGEventRightMouseUp)
56 | CGEventMaskBit(kCGEventOtherMouseDown) | CGEventMaskBit(kCGEventOtherMouseUp)
57 | CGEventMaskBit(kCGEventLeftMouseDragged) | CGEventMaskBit(kCGEventRightMouseDragged)
58 | CGEventMaskBit(kCGEventMouseMoved);
61 Cocoa_MouseTapCallback(CGEventTapProxy proxy, CGEventType
type, CGEventRef
event,
void *refcon)
63 SDL_MouseEventTapData *tapdata = (SDL_MouseEventTapData*)refcon;
68 CGPoint eventLocation;
71 case kCGEventTapDisabledByTimeout:
72 case kCGEventTapDisabledByUserInput:
74 CGEventTapEnable(tapdata->tap,
true);
82 if (!window || !mouse) {
96 eventLocation = CGEventGetUnflippedLocation(event);
97 windowRect = [nswindow contentRectForFrameRect:[nswindow frame]];
99 if (!NSPointInRect(NSPointFromCGPoint(eventLocation), windowRect)) {
104 CGPoint newLocation = CGEventGetLocation(event);
106 if (eventLocation.x < NSMinX(windowRect)) {
107 newLocation.x = NSMinX(windowRect);
108 }
else if (eventLocation.x >= NSMaxX(windowRect)) {
109 newLocation.x = NSMaxX(windowRect) - 1.0;
112 if (eventLocation.y < NSMinY(windowRect)) {
113 newLocation.y -= (NSMinY(windowRect) - eventLocation.
y + 1);
114 }
else if (eventLocation.y >= NSMaxY(windowRect)) {
115 newLocation.y += (eventLocation.
y - NSMaxY(windowRect) + 1);
118 CGSetLocalEventsSuppressionInterval(0);
119 CGWarpMouseCursorPosition(newLocation);
120 CGSetLocalEventsSuppressionInterval(0.25);
122 if ((CGEventMaskBit(type) & movementEventsMask) == 0) {
128 CGEventSetLocation(event, newLocation);
136 SemaphorePostCallback(CFRunLoopTimerRef timer,
void *info)
142 Cocoa_MouseTapThread(
void *
data)
144 SDL_MouseEventTapData *tapdata = (SDL_MouseEventTapData*)data;
147 CFMachPortRef eventTap = CGEventTapCreate(kCGSessionEventTap, kCGHeadInsertEventTap,
148 kCGEventTapOptionDefault, allGrabbedEventsMask,
149 &Cocoa_MouseTapCallback, tapdata);
152 CFRunLoopSourceRef runloopSource = CFMachPortCreateRunLoopSource(kCFAllocatorDefault, eventTap, 0);
154 tapdata->tap = eventTap;
155 tapdata->runloopSource = runloopSource;
171 tapdata->runloop = CFRunLoopGetCurrent();
172 CFRunLoopAddSource(tapdata->runloop, tapdata->runloopSource, kCFRunLoopCommonModes);
173 CFRunLoopTimerContext context = {.info = tapdata->runloopStartedSemaphore};
175 CFRunLoopTimerRef timer = CFRunLoopTimerCreate(kCFAllocatorDefault, CFAbsoluteTimeGetCurrent(), 0, 0, 0, &SemaphorePostCallback, &context);
176 CFRunLoopAddTimer(tapdata->runloop, timer, kCFRunLoopCommonModes);
182 if (
SDL_SemValue(tapdata->runloopStartedSemaphore) < 1) {
185 CFRunLoopRemoveSource(tapdata->runloop, tapdata->runloopSource, kCFRunLoopCommonModes);
188 CGEventTapEnable(tapdata->tap,
false);
189 CFRelease(tapdata->runloopSource);
190 CFRelease(tapdata->tap);
191 tapdata->runloopSource =
NULL;
200 SDL_MouseEventTapData *tapdata;
202 tapdata = (SDL_MouseEventTapData*)driverdata->
tapdata;
205 if (tapdata->runloopStartedSemaphore) {
206 tapdata->thread =
SDL_CreateThread(&Cocoa_MouseTapThread,
"Event Tap Loop", tapdata);
207 if (!tapdata->thread) {
212 if (!tapdata->thread) {
221 SDL_MouseEventTapData *tapdata = (SDL_MouseEventTapData*)driverdata->
tapdata;
232 CFRunLoopStop(tapdata->runloop);
SDL_Mouse * SDL_GetMouse(void)
#define SDL_CreateSemaphore
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
#define SDL_GetKeyboardFocus
void * SDL_calloc(size_t nmemb, size_t size)
void Cocoa_QuitMouseEventTap(SDL_MouseData *driverdata)
#define SDL_SemWaitTimeout
GLint GLint GLint GLint GLint GLint y
The type used to identify a window.
#define SDL_DestroySemaphore
GLuint GLuint GLsizei GLenum type
void Cocoa_InitMouseEventTap(SDL_MouseData *driverdata)