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4/8/2010

The EM_CANUNDO message determines whether actions can be reversed.

Syntax 

EM_CANUNDO

wParam = (WPARAM) 0;

lParam = (LPARAM) 0;

Parameters

wParam

Reserved; set to 0.

lParam

Reserved; set to 0.

Return Value

Returns TRUE, or non-zero if there is a transaction. Returns FALSE, or zero if there are no transactions.

Remarks

EM_CANUNDO is defined in winuser.h, not in Richink.h.

Requirements

Header richink.h
Library richink.lib
Windows Embedded CE Windows CE 3.0 and later
Windows Mobile Pocket PC 2000 and later

See Also