/// <summary>
/// Subscribes to Relative mouse movement
/// </summary>
/// <param name="mappingOptions">Options for the subscription (block, callback to fire etc)</param>
/// <returns></returns>
public void SubscribeMouseMoveRelative(MappingOptions mappingOptions)
{
_mouseMoveRelativeMapping = mappingOptions;
if (!mappingOptions.Concurrent && !WorkerThreads.ContainsKey(8))
{
WorkerThreads.TryAdd(8, new WorkerThread());
}
_isFiltered = true;
}
/// <summary>
/// Unsubscribes from relative mouse movement
/// </summary>
public void UnsubscribeMouseMoveRelative()
{
if (_mouseMoveRelativeMapping == null)
{
return;
}
if (!_mouseMoveRelativeMapping.Concurrent && WorkerThreads.ContainsKey(8))
{
WorkerThreads[8].Dispose();
WorkerThreads.TryRemove(8, out _);
}
_mouseMoveRelativeMapping = null;
}
/// <summary>
/// Unsubscribes from absolute mouse movement
/// </summary>
public void UnsubscribeMouseMoveAbsolute()
{
if (_mouseMoveAbsoluteMapping == null)
{
return;
}
if (!_mouseMoveAbsoluteMapping.Concurrent && WorkerThreads.ContainsKey(7))
{
WorkerThreads[7].Dispose();
WorkerThreads.TryRemove(7, out _);
}
_mouseMoveAbsoluteMapping = null;
}
public override void ProcessStroke(List <ManagedWrapper.Stroke> strokes)
{
for (int i = 0; i < strokes.Count; i++)
{
var stroke = strokes[i];
var hasSubscription = false;
var hasContext = ContextCallback != null;
var moveRemoved = false;
var hasMove = false;
var x = stroke.mouse.x;
var y = stroke.mouse.y;
// Process mouse movement
var isAbsolute = (stroke.mouse.flags & (ushort)ManagedWrapper.MouseFlag.MouseMoveAbsolute) ==
(ushort)ManagedWrapper.MouseFlag.MouseMoveAbsolute;
//Determine whether or not to report mouse movement.
// For Relative mode, this is fairly simple - if x and y are both 0, no movement was reported (Since a real mouse never reports x=0/y=0)
// For Absolute mode, x=0/y=0 is reported, but we should limit this to only reporting once...
// ... so when x=0/y=0 is seen in absolute mode, set the flag _absoluteMode00Reported to true and allow it to be reported...
// then on subsequent reports of x=0/y=0 for absolute mode, if _absoluteMode00Reported is already true, then do not report movement...
// ... In absolute mode, when x!=0/y!=0 is received, clear the _absoluteMode00Reported flag
if (isAbsolute)
{
if (x == 0 && y == 0)
{
if (!_absoluteMode00Reported)
{
hasMove = true;
_absoluteMode00Reported = true;
}
else
{
hasMove = false;
}
}
else
{
hasMove = true;
_absoluteMode00Reported = false;
}
}
else
{
hasMove = (x != 0 || y != 0);
}
if (hasMove)
{
// Process Absolute Mouse Move
if (isAbsolute)
{
if (_mouseMoveAbsoluteMapping != null)
{
var mapping = _mouseMoveAbsoluteMapping;
hasSubscription = true;
//var debugStr = $"AHK| Mouse stroke has absolute move of {x}, {y}...";
if (mapping.Concurrent)
{
ThreadPool.QueueUserWorkItem(threadProc => mapping.Callback(x, y));
}
else if (WorkerThreads.ContainsKey(7))
{
WorkerThreads[7]?.Actions.Add(() => mapping.Callback(x, y));
}
if (mapping.Block)
{
moveRemoved = true;
stroke.mouse.x = 0;
stroke.mouse.y = 0;
//debugStr += "Blocking";
}
else
{
//debugStr += "Not Blocking";
}
//Debug.WriteLine(debugStr);
}
}
else
{
if (_mouseMoveRelativeMapping != null)
{
var mapping = _mouseMoveRelativeMapping;
hasSubscription = true;
//var debugStr = $"AHK| Mouse stroke has relative move of {x}, {y}...";
if (mapping.Concurrent)
{
ThreadPool.QueueUserWorkItem(threadProc => mapping.Callback(x, y));
}
else if (WorkerThreads.ContainsKey(8))
{
WorkerThreads[8]?.Actions.Add(() => mapping.Callback(x, y));
}
if (mapping.Block)
{
moveRemoved = true;
stroke.mouse.x = 0;
stroke.mouse.y = 0;
//debugStr += "Blocking";
}
else
{
//debugStr += "Not Blocking";
}
//Debug.WriteLine(debugStr);
}
}
}
var isMouseButtonsMapping = AllButtonsMapping != null;
// Process Mouse Buttons - do this AFTER mouse movement, so that absolute mode has coordinates available at the point that the button callback is fired
if (stroke.mouse.state != 0 && SingleButtonMappings.Count > 0 || isMouseButtonsMapping)
{
var btnStates = HelperFunctions.MouseStrokeToButtonStates(stroke);
foreach (var btnState in btnStates)
{
if (!isMouseButtonsMapping && !SingleButtonMappings.ContainsKey(btnState.Button))
{
continue;
}
hasSubscription = true;
MappingOptions mapping = null;
if (isMouseButtonsMapping)
{
mapping = AllButtonsMapping;
}
else
{
mapping = SingleButtonMappings[btnState.Button];
}
var state = btnState;
if (mapping.Concurrent)
{
if (isMouseButtonsMapping)
{
ThreadPool.QueueUserWorkItem(threadProc =>
mapping.Callback(btnState.Button, state.State));
}
else
{
ThreadPool.QueueUserWorkItem(threadProc => mapping.Callback(state.State));
}
}
else
{
if (isMouseButtonsMapping)
{
DeviceWorkerThread?.Actions
.Add(() => mapping.Callback(btnState.Button, state.State));
}
else
{
WorkerThreads[btnState.Button]?.Actions
.Add(() => mapping.Callback(state.State));
}
}
if (mapping.Block)
{
// Remove the event for this button from the stroke, leaving other button events intact
stroke.mouse.state -= btnState.Flag;
// If we are removing a mouse wheel event, then set rolling to 0 if no mouse wheel event left
if (btnState.Flag == 0x400 || btnState.Flag == 0x800)
{
if ((stroke.mouse.state & 0x400) != 0x400 &&
(stroke.mouse.state & 0x800) != 0x800)
{
//Debug.WriteLine("AHK| Removing rolling flag from stroke");
stroke.mouse.rolling = 0;
}
}
//Debug.WriteLine($"AHK| Removing flag {btnState.Flag} from stoke, leaving state {stroke.mouse.state}");
}
else
{
//Debug.WriteLine($"AHK| Leaving flag {btnState.Flag} in stroke");
}
}
}
// Forward on the stroke if required
if (hasSubscription)
{
// Subscription mode
// If the stroke has a move that was not removed, OR it has remaining button events, then forward on the stroke
if ((hasMove && !moveRemoved) || stroke.mouse.state != 0)
{
//Debug.WriteLine($"AHK| Sending stroke. State = {stroke.mouse.state}. hasMove={hasMove}, moveRemoved={moveRemoved}");
ManagedWrapper.Send(DeviceContext, DeviceId, ref stroke, 1);
}
else
{
// Everything removed from stroke, do not forward
//Debug.WriteLine("AHK| Mouse stroke now empty, not forwarding");
}
}
else if (hasContext)
{
// Context Mode - forward stroke with context wrapping
ContextCallback(1);
ManagedWrapper.Send(DeviceContext, DeviceId, ref stroke, 1);
ContextCallback(0);
}
else
{
// No subscription or context mode - forward on
//Debug.WriteLine($"AHK| Sending stroke. State = {stroke.mouse.state}. hasMove={hasMove}, moveRemoved={moveRemoved}");
ManagedWrapper.Send(DeviceContext, DeviceId, ref stroke, 1);
}
}
}