Windows Dev Center

ComboBox_AddItemData macro

Adds item data to the list in a combo box at the specified location. You can use this macro or send the CB_ADDSTRING message explicitly.

Syntax


int ComboBox_AddItemData(
   HWND   hwndCtl,
   LPARAM data
);

Parameters

hwndCtl

Type: HWND

A handle to the control.

data

Type: LPARAM

A pointer to the item data to add.

Return value

The return value is the zero-based index of the item in the list. If an error occurs, the return value is CB_ERR. If there is insufficient space to store the new string, the return value is CB_ERRSPACE.

Remarks

Use this macro for a list in a combo box with an owner-drawn style but without the CBS_HASSTRINGS style. For more information, see CB_ADDSTRING.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

Windowsx.h

 

 

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