Sends a message to the system to add, modify, or delete an icon from the taskbar status area.
WINSHELLAPI BOOL WINAPI Shell_NotifyIcon(
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 DWORD dwMessage,  | 
 // message identifier  | 
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 PNOTIFYICONDATA pnid  | 
 // pointer to structure  | 
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 );  | 
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 Adds an icon to the status area.  | |
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 Deletes an icon from the status area.  | |
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 Modifies an icon in the status area.  | 
If the function succeeds, the return value is nonzero.
If the function fails, the return value is zero.
See: