DesktopUIControl.MouseDrag
From Xojo Documentation
Event
DesktopUIControl.MouseDrag(X as Integer, Y as Integer)
New in 2021r3
Supported for all project types and targets.
New in 2021r3
Supported for all project types and targets.
The mouse button was pressed inside the control and moved (dragged) at the location local to the control passed in to x, y. The user has moved the mouse inside the control while the mouse button is held down. This event handler receives parameters that indicate where the mouse is in coordinates local to the control. This event will not occur unless you return True in the MouseDown event.