WM_DRAWITEM (in Notebook Controls) - Parameters

id (USHORT)

Window identifier.

The window identifier of the notebook control sending this notification message.

powneritem (POWNERITEM)

Pointer to an OWNERITEM data structure.

The following list defines the OWNERITEM data structure fields that apply to the notebook control.

hwnd (HWND)

Notebook window handle.
hps (HPS)
Presentation-space handle.
fsState (ULONG)
Notebook window style flags. See Notebook Styles for an Old Notebook and Notebook Styles for a New Notebook for descriptions of these style flags.
fsAttribute (ULONG)
Page attribute flags for the tab page. See BKM_INSERTPAGE for descriptions of these attribute flags.
fsStateOld (ULONG)
Reserved.
fsAttributeOld (ULONG)
Reserved.
rclItem (RECTL)
Tab rectangle to be drawn in window coordinates.
idItem (LONG)
Reserved.
hItem (ULONG)
Current page ID (ulPageId) for which the content of a tab is to be drawn.

rc (BOOL)

Content-drawn indicator.

TRUE

The owner draws the tab's content.
FALSE
If the owner does not draw the tab's content, the owner returns this value and the notebook control draws the tab's content.

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