TBM_SETTHUMBLENGTH message

Sets the length of the slider in a trackbar. This message is ignored if the trackbar does not have the TBS_FIXEDLENGTH style.

Parameters

wParam

Length, in pixels, of the slider.

lParam

Must be zero.

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

See also

TBM_GETTHUMBLENGTH