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TBN_WRAPHOTITEM notification code

  • Artikkeli

Notifies an application with two or more toolbars that the hot item is about to change. This notification code is sent in the form of a WM_NOTIFY message.

TBN_WRAPHOTITEM

    lpnmtb = (NMTBWRAPHOTITEM) lParam;

Parameters

lParam

A pointer to a structure that contains the old hot item (iStart) and whether the new hot item is before it (iDir = -1) or after it (iDir = 1), as well as a reason why the hot item is changing.

Return value

TRUE if the application is handling the hot item change itself; otherwise FALSE.

Remarks

The NMTBWRAPHOTITEM structure must be defined by the application as follows:

typedef struct tagNMTBWRAPHOTITEM {
    NMHDR hdr;
    int iStart;
    int iDir;
    UINT nReason;       // HICF_* flags
} NMTBWRAPHOTITEM, *LPNMTBWRAPHOTITEM;

Requirements

Requirement Value
Minimum supported client
 Windows Vista [desktop apps only]
Minimum supported server
 Windows Server 2003 [desktop apps only]
Header
Commctrl.h