private CGEventType GetMoveEventType()
{
CGEventType eventType = 0;
if (GetMouseButtonState(MouseButton.Left))
{
eventType |= CGEventType.kCGEventLeftMouseDragged;
}
if (GetMouseButtonState(MouseButton.Middle))
{
eventType |= CGEventType.kCGEventOtherMouseDragged;
}
if (GetMouseButtonState(MouseButton.Right))
{
eventType |= CGEventType.kCGEventRightMouseDragged;
}
if (GetMouseButtonState(MouseButton.Forward))
{
eventType |= CGEventType.kCGEventOtherMouseDragged;
}
if (GetMouseButtonState(MouseButton.Backward))
{
eventType |= CGEventType.kCGEventOtherMouseDragged;
}
return(eventType == 0 ? CGEventType.kCGEventMouseMoved : eventType);
}
private void PostMouseEvent(CGEventType type, CGMouseButton cgButton)
{
var curPos = GetPosition();
var cgPos = new CGPoint(curPos.X, curPos.Y) - offset;
var mouseEventRef = CGEventCreateMouseEvent(IntPtr.Zero, type, cgPos, cgButton);
CGEventPost(CGEventTapLocation.kCGHIDEventTap, mouseEventRef);
CFRelease(mouseEventRef);
}
private void PostMouseEvent(CGEventType type, CGMouseButton cgButton)
{
var eventRef = CGEventCreate();
var curPos = GetCursorPosition();
var cgPos = new CGPoint(curPos.X, curPos.Y);
var mouseEventRef = CGEventCreateMouseEvent(ref eventRef, type, cgPos, cgButton);
CGEventPost(ref mouseEventRef, type, cgPos, cgButton);
CFRelease(eventRef);
CFRelease(mouseEventRef);
}
internal static void ToTypeAndButton(MOUSEEVENTF flags, out CGEventType type, out CGMouseButton button)
{
EventEntry e;
if (EventTypes.TryGetValue((MOUSEEVENTF)((uint)flags & 0x1FFFF), out e))
{
type = e.type;
button = e.button;
}
else
{
type = CGEventType.Null;
button = 0;
}
}
IntPtr HandleEventTap(IntPtr proxy, CGEventType eventType, IntPtr eventRef, IntPtr userInfo)
{
Action <CGPoint> handler = null;
switch (eventType)
{
case CGEventType.LeftMouseUp:
case CGEventType.RightMouseUp:
case CGEventType.OtherMouseUp:
handler = MouseUp;
break;
case CGEventType.MouseMoved:
handler = MouseMoved;
break;
}
if (handler != null)
{
handler(new CGEvent(eventRef).Location);
}
return(IntPtr.Zero);
}
public extern static CGEventRef CGEventCreateMouseEvent(CGEventSourceRef source, CGEventType mouseType,
CGPoint mouseCursorPosition, CGMouseButton mouseButton);
public static extern uint GetCounterForEventType(CGEventSourceStateID stateID, CGEventType eventType);
static IntPtr tapEventCallback(IntPtr proxy, CGEventType type, IntPtr evtHandle, IntPtr info)
{
using (new NSAutoreleasePool()) {
var evt = new CGEvent(evtHandle);
if (!SPMediaKeyTap.Shared.ShouldInterceptMediaKeyEvents)
{
return(evtHandle);
}
switch (type)
{
//kCGEventTapDisabledByTimeout
case (CGEventType)kCGEventTapDisabledByTimeout:
CGEvent.TapEnable(SPMediaKeyTap.Shared.eventPort);
return(evtHandle);
case (CGEventType)kCGEventTapDisabledByUser:
return(evtHandle);
}
NSEvent nsEvent = null;
try{
nsEvent = NSEvent.EventWithCGEvent(evtHandle);
}
catch (Exception ex) {
return(evtHandle);
}
if (nsEvent.Subtype != SPSystemDefinedEventMediaKeys)
{
return(evtHandle);
}
long keyCode = ((nsEvent.Data1 & 0xFFFF0000) >> 16);
var keyFlags = (nsEvent.Data1 & 0x0000FFFF);
var keyState = (((keyFlags & 0xFF00) >> 8)) == 0xA;
if (keyCode == 10 && keyFlags == 6972)
{
switch (nsEvent.Data2)
{
case 786608: // Play / Pause on OS < 10.10 Yosemite
case 786637: // Play / Pause on OS >= 10.10 Yosemite
Console.WriteLine(@"Play/Pause bluetooth keypress detected...sending corresponding media key event");
SPMediaKeyTap.Shared.RecievedEvent(MediaKey.Play);
break;
case 786611: // Next
Console.WriteLine(@"Next bluetooth keypress detected...sending corresponding media key event");
SPMediaKeyTap.Shared.RecievedEvent(MediaKey.Next);
break;
case 786612: // Previous
Console.WriteLine(@"Previous bluetooth keypress detected...sending corresponding media key event");
SPMediaKeyTap.Shared.RecievedEvent(MediaKey.Previous);
break;
case 786613: // Fast-forward
Console.WriteLine(@"Fast-forward bluetooth keypress detected...sending corresponding media key event");
SPMediaKeyTap.Shared.RecievedEvent(MediaKey.Fast);
break;
case 786614: // Rewind
Console.WriteLine(@"Rewind bluetooth keypress detected...sending corresponding media key event");
SPMediaKeyTap.Shared.RecievedEvent(MediaKey.Rewind);
break;
default:
// TODO make this popup a message in the UI (with a link to submit the issue and a "don't show this message again" checkbox)
LogManager.Shared.Log($"Unknown bluetooth key received: keyCode:{keyCode} keyFlags:{keyFlags} keyState:{keyState} {nsEvent.Data2}");
return(evtHandle);
}
}
else
{
if (keyCode != NX_KEYTYPE_PLAY && keyCode != NX_KEYTYPE_FAST && keyCode != NX_KEYTYPE_REWIND && keyCode != NX_KEYTYPE_PREVIOUS && keyCode != NX_KEYTYPE_NEXT)
{
return(evtHandle);
}
//These always come in pairs
if (lastKeyCode != keyCode)
{
SPMediaKeyTap.Shared.BeginInvokeOnMainThread(() => {
SPMediaKeyTap.Shared.RecievedEvent((MediaKey)keyCode);
});
lastKeyCode = keyCode;
}
else
{
lastKeyCode = 0;
}
}
evt.Dispose();
return(IntPtr.Zero);
}
}
public extern static double GetSecondsSinceLastEventType(CGEventSourceStateID stateID, CGEventType eventType);
public CGEvent(CGEventSource source, CGEventType mouseType, CGPoint mouseCursorPosition, CGMouseButton mouseButton)
{
handle = CGEventCreateMouseEvent(source == null ? IntPtr.Zero : source.Handle, mouseType, mouseCursorPosition, mouseButton);
}
extern static void CGEventSetType (IntPtr handle, CGEventType evtType);
public extern static CGEvent CGEventPost(ref CGEvent source, CGEventType mouseType, CGPoint mouseCursorPosition, CGMouseButton mouseButton);
public CGEvent(CGEventSource?source, CGEventType mouseType, CGPoint mouseCursorPosition, CGMouseButton mouseButton)
: base(CGEventCreateMouseEvent(source.GetHandle(), mouseType, mouseCursorPosition, mouseButton), true)
{
}
public static extern double GetSecondsSinceLastEventType(CGEventSourceStateID stateID, CGEventType eventType);
extern static void CGEventSetType(IntPtr handle, CGEventType evtType);
extern static IntPtr CGEventCreateMouseEvent(IntPtr source, CGEventType mouseType, CGPoint mouseCursorPosition, CGMouseButton mouseButton);
extern static IntPtr CGEventCreateMouseEvent(IntPtr source, CGEventType mouseType, CGPoint mouseCursorPosition, CGMouseButton mouseButton);
public CGEvent (CGEventSource source, CGEventType mouseType, CGPoint mouseCursorPosition, CGMouseButton mouseButton)
{
handle = CGEventCreateMouseEvent (source == null ? IntPtr.Zero : source.Handle, mouseType, mouseCursorPosition, mouseButton);
}
IntPtr MouseEventTapCallback(
IntPtr proxy,
CGEventType type,
IntPtr @event,
IntPtr refcon)
{
try
{
CursorState.SetIsConnected(true);
switch (type)
{
case CGEventType.MouseMoved:
case CGEventType.LeftMouseDragged:
case CGEventType.RightMouseDragged:
case CGEventType.OtherMouseDragged:
{
Carbon.HIPoint p = CG.EventGetLocation(@event);
CursorState.X = (int)Math.Round(p.X);
CursorState.Y = (int)Math.Round(p.Y);
}
break;
case CGEventType.ScrollWheel:
{
// Note: OpenTK follows the win32 convention, where
// (+h, +v) = (right, up). MacOS reports (+h, +v) = (left, up)
// so we need to flip the horizontal scroll direction.
double h = CG.EventGetDoubleValueField(@event, CGEventField.ScrollWheelEventPointDeltaAxis2) * MacOSFactory.ScrollFactor;
double v = CG.EventGetDoubleValueField(@event, CGEventField.ScrollWheelEventPointDeltaAxis1) * MacOSFactory.ScrollFactor;
CursorState.SetScrollRelative((float)(-h), (float)v);
}
break;
case CGEventType.LeftMouseDown:
case CGEventType.RightMouseDown:
case CGEventType.OtherMouseDown:
{
int n = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventButtonNumber);
n = n == 1 ? 2 : n == 2 ? 1 : n; // flip middle and right button numbers to match OpenTK
MouseButton b = MouseButton.Left + n;
CursorState[b] = true;
}
break;
case CGEventType.LeftMouseUp:
case CGEventType.RightMouseUp:
case CGEventType.OtherMouseUp:
{
int n = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventButtonNumber);
n = n == 1 ? 2 : n == 2 ? 1 : n; // flip middle and right button numbers to match OpenTK
MouseButton b = MouseButton.Left + n;
CursorState[b] = false;
}
break;
}
}
catch (Exception e)
{
// Do not let any exceptions escape into unmanaged code!
Debug.Print(e.ToString());
}
return @event;
}
public extern static uint /* uint32_t */ GetCounterForEventType(CGEventSourceStateID stateID, CGEventType eventType);
private void SetMouseButtonState(MouseButton button, bool newState)
{
inputDictionary.UpdateState(button, newState);
moveEvent = GetMoveEventType();
pressedButtons = GetPressedCGButtons();
}
IntPtr MouseEventTapCallback(
IntPtr proxy,
CGEventType type,
IntPtr @event,
IntPtr refcon)
{
CursorState.SetIsConnected(true);
switch (type)
{
case CGEventType.MouseMoved:
case CGEventType.LeftMouseDragged:
case CGEventType.RightMouseDragged:
case CGEventType.OtherMouseDragged:
{
Carbon.HIPoint p = CG.EventGetLocation(@event);
CursorState.X = (int)Math.Round(p.X);
CursorState.Y = (int)Math.Round(p.Y);
}
break;
case CGEventType.ScrollWheel:
CursorState.SetScrollRelative(
(float)CG.EventGetDoubleValueField(@event, CGEventField.ScrollWheelEventPointDeltaAxis2) * MacOSFactory.ScrollFactor,
(float)CG.EventGetDoubleValueField(@event, CGEventField.ScrollWheelEventPointDeltaAxis1) * MacOSFactory.ScrollFactor);
break;
case CGEventType.LeftMouseDown:
case CGEventType.RightMouseDown:
case CGEventType.OtherMouseDown:
{
int n = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventButtonNumber);
MouseButton b = MouseButton.Left + n;
CursorState[b] = true;
}
break;
case CGEventType.LeftMouseUp:
case CGEventType.RightMouseUp:
case CGEventType.OtherMouseUp:
{
int n = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventButtonNumber);
MouseButton b = MouseButton.Left + n;
CursorState[b] = false;
}
break;
}
return @event;
}
private IntPtr EventProc(IntPtr proxy, CGEventType type, IntPtr @event, IntPtr refcon)
{
if (type == CGEventType.KeyDown)
{
var code = CG.EventGetIntegerValueField(@event, CGEventField.KeyboardEventKeycode);
if (!Enum.IsDefined(typeof(MacOSKeyCode), code))
{
Console.WriteLine("THIS KEY IS NOT DEFINED!!!");
return(@event);
}
var key = MacOSKeyMap.GetKey((MacOSKeyCode)code);
OnKeyDown(key);
return(KeyDownArgs.Handled ? IntPtr.Zero : @event);
}
if (type == CGEventType.KeyUp)
{
var code = CG.EventGetIntegerValueField(@event, CGEventField.KeyboardEventKeycode);
if (!Enum.IsDefined(typeof(MacOSKeyCode), code))
{
Console.WriteLine("THIS KEY IS NOT DEFINED!!!");
return(@event);
}
var key = MacOSKeyMap.GetKey((MacOSKeyCode)code);
OnKeyUp(key);
return(KeyUpArgs.Handled ? IntPtr.Zero : @event);
}
if (type == CGEventType.FlagsChanged) //this may be important for persistent effects. like a caps lock key press will return a keydown, and not immediately a keyup. This is likely relevant so we can track caps state.
//will likely need to sync caps state across clients. How can we enable OSX LED light??
//TODO: caps lock sync and led
{
var code = CG.EventGetIntegerValueField(@event, CGEventField.KeyboardEventKeycode);
if (!Enum.IsDefined(typeof(MacOSKeyCode), code))
{
Console.WriteLine("THIS KEY IS NOT DEFINED!!!");
return(@event);
}
// Console.WriteLine(code);
}
if (type == CGEventType.MouseMoved)
{
//using the mouse point here messes us up because of the warp command and inability to cancel mouse
//move events.
//var pt = _getMousePoint();
var deltaX = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventDeltaX);
var deltaY = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventDeltaY);
var newX = (int)ClientState._lastPositionX + deltaX;
var newY = (int)ClientState._lastPositionY + deltaY;
//OSX won't let me handle these events, so I instead post an additional move the event tap. Ignore these
if (_ignoreNextMovement)
{
_ignoreNextMovement = false;
return(@event);
}
this.OnMouseMove(newX, newY);
return(MouseMoveArgs.Handled ? IntPtr.Zero : @event);
}
if (type == CGEventType.LeftMouseDown)
{
this.OnMouseDown(MouseButton.Left);
return(MouseDownArgs.Handled ? IntPtr.Zero : @event);
}
if (type == CGEventType.RightMouseDown)
{
this.OnMouseDown(MouseButton.Right);
return(MouseDownArgs.Handled ? IntPtr.Zero : @event);
}
if (type == CGEventType.OtherMouseDown)
{
var btn = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventButtonNumber);
if (btn == 2)
{
this.OnMouseDown(MouseButton.Middle);
return(MouseDownArgs.Handled ? IntPtr.Zero : @event);
}
if (btn == 3)
{
this.OnMouseDown(MouseButton.Button1);
return(MouseDownArgs.Handled ? IntPtr.Zero : @event);
}
if (btn == 4)
{
this.OnMouseDown(MouseButton.Button2);
return(MouseDownArgs.Handled ? IntPtr.Zero : @event);
}
return(@event);
}
if (type == CGEventType.LeftMouseUp)
{
this.OnMouseUp(MouseButton.Left);
return(MouseUpArgs.Handled ? IntPtr.Zero : @event);
}
if (type == CGEventType.RightMouseUp)
{
this.OnMouseUp(MouseButton.Right);
return(MouseUpArgs.Handled ? IntPtr.Zero : @event);
}
if (type == CGEventType.OtherMouseUp)
{
var btn = CG.EventGetIntegerValueField(@event, CGEventField.MouseEventButtonNumber);
if (btn == 2)
{
this.OnMouseUp(MouseButton.Middle);
return(MouseUpArgs.Handled ? IntPtr.Zero : @event);
}
if (btn == 3)
{
this.OnMouseUp(MouseButton.Button1);
return(MouseUpArgs.Handled ? IntPtr.Zero : @event);
}
if (btn == 4)
{
this.OnMouseUp(MouseButton.Button2);
return(MouseUpArgs.Handled ? IntPtr.Zero : @event);
}
return(@event);
}
if (type == CGEventType.ScrollWheel)
{
var wheelDeltaY = CG.EventGetIntegerValueField(@event, CGEventField.ScrollWheelEventDeltaAxis1);
var wheelDeltaX = CG.EventGetIntegerValueField(@event, CGEventField.ScrollWheelEventDeltaAxis2);
this.OnMouseWheel(wheelDeltaX, wheelDeltaY);
return(MouseWheelArgs.Handled ? IntPtr.Zero : @event);
}
return(@event);
}
