TControl.MouseInClient property
True when the mouse is in the client area for the control.
Declaration
property MouseInClient: Boolean read FMouseInClient;Description
MouseInClient is a read-only
Boolean property which
indicates if the mouse pointer has entered the client area for the control.
The value for the property is updated when CM_MOUSEENTER or CM_MOUSELEAVE
messages are handled for the control. The property value is set to
True in CMMouseEnter, and set to
False in CMMouseLeave.
Use the OnMouseEnter or OnMouseLeave event handlers to perform actions needed when the mouse control messages are handled for the control.
See also
An experiment, built from Lazarus main 2dfa93c66e of 10-22-2026. Not the official Lazarus documentation.
