CGWindowID CGWindowWithInfo(AXUIElementRef window, CGPoint location) {
AXError error;
pid_t pid;
error = AXUIElementGetPid(window, &pid);
if (error != kAXErrorSuccess)
return kCGNullWindowID;
CFStringRef title = NULL;
error = AXUIElementGetTitle(window, &title);
CGRect frame;
error = AXUIElementGetFrame(window, &frame);
if (error != kAXErrorSuccess)
return kCGNullWindowID;
CFArrayRef windowList = CGWindowListCopyWindowInfo(kCGWindowListOptionOnScreenOnly | kCGWindowListExcludeDesktopElements,
kCGNullWindowID);
if (windowList == NULL)
return kCGNullWindowID;
CGWindowID windowID = kCGNullWindowID;
for (CFIndex i = 0; i < CFArrayGetCount(windowList); i++) {
CFDictionaryRef window = CFArrayGetValueAtIndex(windowList, i);
int windowPID;
CFNumberGetValue(CFDictionaryGetValue(window, kCGWindowOwnerPID),
kCFNumberIntType,
&windowPID);
if (windowPID != pid)
continue;
CGRect windowBounds;
CGRectMakeWithDictionaryRepresentation(CFDictionaryGetValue(window, kCGWindowBounds),
&windowBounds);
if (!CGSizeEqualToSize(frame.size, windowBounds.size))
continue;
if (!CGRectContainsPoint(windowBounds, location))
continue;
CFStringRef windowName = CFDictionaryGetValue(window, kCGWindowName);
if (windowName == NULL || title == NULL || CFStringCompare(windowName, title, 0) == kCFCompareEqualTo) {
CFNumberGetValue(CFDictionaryGetValue(window, kCGWindowNumber),
kCGWindowIDCFNumberType,
&windowID);
break;
}
}
CFRelease(windowList);
return windowID;
}
bool OSXWindowCapture::WindowRect( int windowId, CGRect *rect ) {
CFArrayRef windowList = CGWindowListCopyWindowInfo( kCGWindowListOptionIncludingWindow, windowId );
CFIndex numWindows = CFArrayGetCount( windowList );
if( numWindows > 0 ) {
CFDictionaryRef info = ( CFDictionaryRef )CFArrayGetValueAtIndex( windowList, 0 );
CGRectMakeWithDictionaryRepresentation( ( CFDictionaryRef )CFDictionaryGetValue( info, kCGWindowBounds ), rect);
}
CFRelease( windowList );
return numWindows > 0;
}
CGRect CGWindowGetBounds(CGWindowID windowID) {
CGRect bounds;
CFArrayRef array = CGWindowListCopyWindowInfo(kCGWindowListOptionIncludingWindow,
windowID);
if (CFArrayGetCount(array) != 1)
return CGRectMake(NAN, NAN, NAN, NAN);
CFDictionaryRef dict = CFArrayGetValueAtIndex(array, 0);
CFDictionaryRef _bounds = CFDictionaryGetValue(dict, kCGWindowBounds);
CGRectMakeWithDictionaryRepresentation(_bounds, &bounds);
CFRelease(array);
return bounds;
}
CGWindowID CGWindowAtPosition(CGPoint position) {
CFArrayRef windowList = CGWindowListCopyWindowInfo(kCGWindowListOptionOnScreenOnly | kCGWindowListExcludeDesktopElements,
kCGNullWindowID);
if (windowList == NULL)
return kCGNullWindowID;
CGWindowID windowID = kCGNullWindowID;
for (CFIndex i = 0; i < CFArrayGetCount(windowList); i++) {
CFDictionaryRef window = CFArrayGetValueAtIndex(windowList, i);
int layer;
CFNumberGetValue(CFDictionaryGetValue(window, kCGWindowLayer),
kCFNumberIntType,
&layer);
if (layer != 0)
continue;
CGRect windowBounds;
CGRectMakeWithDictionaryRepresentation(CFDictionaryGetValue(window, kCGWindowBounds),
&windowBounds);
if (CGRectContainsPoint(windowBounds, position)) {
CFNumberGetValue(CFDictionaryGetValue(window, kCGWindowNumber),
kCGWindowIDCFNumberType,
&windowID);
break;
}
}
CFRelease(windowList);
return windowID;
}
