Gets the Thumbnail Toolbar button ID that is clicked.
HRESULT IHTMLEventObj6::get_buttonID(long *p);
- Pointer to a variable of type long that receives the numeric ID of the button that is clicked.
Returns S_OK if successful, or an error value otherwise.
This event is fired when a user clicks a custom button in a Thumbnail Toolbar that pinned site adds with msSiteModeAddThumbBarButton. The button ID that this event returns is the same that is returned when the button was added.