WM SETHELPINFO: Difference between revisions
Created page with "This message sets the help instance associated with this frame window when the window is active. ==Syntax== <pre> param1 LONG lhelpinfo; →New help information.: param2 ULONG ulReserved; →Reserved value, should be 0.: </pre> ==Parameters== ;''lhelpinfo'' (LONG) - input: New help information. ;''ulReserved'' (ULONG) - input: Reserved value, should be 0. ==Returns== ;''rc'' (BOOL) - returns: Success indicator. :TRUE: Successful completion :FALSE..." |
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Latest revision as of 04:18, 18 April 2025
This message sets the help instance associated with this frame window when the window is active.
Syntax
param1
LONG lhelpinfo; /* New help information. */
param2
ULONG ulReserved; /* Reserved value, should be 0. */
Parameters
- lhelpinfo (LONG) - input
- New help information.
- ulReserved (ULONG) - input
- Reserved value, should be 0.
Returns
- rc (BOOL) - returns
- Success indicator.
- TRUE: Successful completion
- FALSE: Error occurred
Default Processing
The default window procedure takes no action on this message, other than to set rc to FALSE.