TB_COMMANDTOINDEX message
Retrieves the zero-based index for the button associated with the specified command identifier.
Parameters
-
wParam
-
Command identifier associated with the button.
-
lParam
- Must be zero.
Return value
Returns the zero-based index for the button or -1 if the specified command identifier is invalid.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2003 [desktop apps only] |
| Header |
|
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