Checks whether the specific control in the active window has a focus.

integer AIT_VerifyFocus  (
  string strCaption,     // Control's caption
  integer nCtrlType      // Control type
);
integer AIT_VerifyFocus  (
  integer nCtrlID,       // Control ID
  integer nCtrlType      // Control type
);

strCaption (input)

Specify the caption of a control.

nCtrlID (input)

Specify a control ID.

nCtrlType (input)

Specify a control type, which must be one of the following values.

Value	Description
BUTTON_CTRL	The control type is a command button.
CHECKBOX_CTRL	The control type is a check box.
OPTIONBUTTON_CTRL	The control type is an option button.
EDIT_CTRL	The control type is an edit box.
STATIC_CTRL	The control type is a static text.
COMBO_CTRL	The control type is a combo box.
LISTBOX_CTRL	The control type is a list box.
SPIN_CTRL	The control type is a spin control.
TREE_CTRL	The control type is a tree control.
LIST_CTRL	The control type is a list control.
DTPICKER_CTRL	The control type is a date/time picker.

The return value is 1 if the control has a focus, 0 if not, and -1 if the function has not been processed successfully. If -1 has been returned, you can use AIT_GetLastError to acquire an extended error code. The following gives the error codes that AIT_GetLastError may return.

Extended error number	Error code
8	ERROR_NOT_ENOUGH_MEMORY
14	ERROR_OUTOFMEMORY
87	ERROR_INVALID_PARAMETER
112	ERROR_DISK_FULL
1400	ERROR_INVALID_WINDOW_HANDLE
1460	ERROR_TIMEOUT

You can identify the control by using a complete caption or an associated label name or specifying the first part of such a caption or label name. When specifying the first part, prefix a swung dash (~) to the character string that you specify.