Header_InsertItem - Win32 Programmer's Reference

Win32 Programmer's Reference

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Windows NT
Yes
Win95
Yes
Win32s
Yes
Import Library

Header File
commctrl.h
Unicode
WinNT
Platform Notes
None

Header_InsertItem

The Header_InsertItem macro inserts a new item into a header control. You can use this macro or explicitly send the HDM_INSERTITEM message.

int Header_InsertItem(

hwndHD,
index,
phdi
);

Parameters
hwndHD

Handle to the header control.

index
Index of the item after which the new item is to be inserted. The new item is inserted at the end of the header control if index is greater than or equal to the number of items in the control. If index is zero, the new item is inserted at the beginning of the header control.

phdi
Pointer to an HD_ITEM structure that contains information about the new item.

Return Values
If the operation succeeds, the return value is the index of the new item.

If the operation fails, the return value is

Remarks
The Header_InsertItem macro is defined as follows:

#define Header_InsertItem(hwndHD, index, phdi) \

(int)SendMessage((hwndHD), HDM_INSERTITEM, (WPARAM)(int)(index), \

(LPARAM)(const HD_ITEM FAR*)(phdi))

See Also
HDM_INSERTITEM, HD_ITEM

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