TBM_GETTHUMBRECT message

Retrieves the size and position of the bounding rectangle for the slider in a trackbar.

Parameters

wParam

Must be zero.

lParam

Pointer to a RECT structure. The message fills this structure with the bounding rectangle of the trackbar's slider in client coordinates of the trackbar's window.

Return value

No return value.

Requirements

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
Header	Commctrl.h