This function changes the background color of a title for all icons having the same file name as nIndex icon.
| 
                        Copy Code
                     | |
|---|---|
| 
AT_ERRCOUNT ACCUAPIIG_GUI_thumbnail_highlight_icons (
        HWND hWndThumbnail,
        UINT nIndex
);
 | |
| Name | Type | Description | 
|---|---|---|
| hWndThumbnail | HWND | Handle of Thumbnail window. | 
| nIndex | UINT | Index of an icon. | 
Returns the number of ImageGear errors that occurred during this function call.
This function does not process image pixels.
None
You can change the highlighting color using the IG_GUI_THUMBNAIL_HIGHLIGHT_COLOR attribute. The Highlight function is not the same as the select function. Selecting icons using the keyboard or mouse can belong to different filenames.