TB_CHANGEBITMAP message
Changes the bitmap for a button in a toolbar.
Parameters
-
wParam
-
Command identifier of the button that is to receive a new bitmap.
-
lParam
-
Zero-based index of an image in the toolbar's image list. The system displays the specified image in the button. Set this parameter to I_IMAGECALLBACK, and the toolbar will send the TBN_GETDISPINFO notification to retrieve the image index when it is needed.
Version 5.81. Set this parameter to I_IMAGENONE to indicate that the button does not have an image. The button layout will not include any space for a bitmap, only text.
Return value
Returns TRUE if successful, or FALSE otherwise.
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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