The SetDlgItemText function sets the title or text of a control in a dialog box.
BOOL SetDlgItemText(
HWND hDlg, // handle of dialog box
int nIDDlgItem, // identifier of control
LPCTSTR lpString // text to set
);
Parameters
hDlg
Identifies the dialog box that contains the control.
nIDDlgItem
Identifies the control with a title or text that is to be set.
lpString
Points to the null-terminated string that contains the text to be copied to the control.
Return Values
If the function succeeds, the return value is nonzero.
If the function fails, the return value is zero. To get extended error information, call GetLastError.
Remarks
The SetDlgItemText function sends a WM_SETTEXT message to the specified control.