| title | description | ms.assetid | keywords | topic_type | api_name | api_location | api_type | ms.topic | ms.date | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
TB_COMMANDTOINDEX message (Commctrl.h) |
Retrieves the zero-based index for the button associated with the specified command identifier. |
vs|controls|~\controls\toolbar\messages\tb_commandtoindex.htm |
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reference |
05/31/2018 |
Retrieves the zero-based index for the button associated with the specified command identifier.
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wParam
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Command identifier associated with the button.
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lParam
- Must be zero.
Returns the zero-based index for the button or -1 if the specified command identifier is invalid.
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2003 [desktop apps only] |
| Header |
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