AIT_VerifyExistence
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Description
Checks whether the active window contains a specific control.
Format
integer AIT_VerifyExistence ( string strCaption, // Control's caption integer nCtrlType // Control type ); integer AIT_VerifyExistence ( integer nCtrlID, // Control ID integer nCtrlType // Control type );
Parameters
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. |
|
IPADDRESS_CTRL |
The control type is an IP address control. |
|
SLIDER_CTRL |
The control type is a slider control. |
|
SCROLLBAR_CTRL |
The control type is a scroll bar control. |
Return values
The return value is 1 if the control exists, 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 might return:
|
Extended error number |
Error code |
|---|---|
|
8 |
ERROR_NOT_ENOUGH_MEMORY |
|
14 |
ERROR_OUTOFMEMORY |
|
87 |
ERROR_INVALID_PARAMETER |
|
112 |
ERROR_DISK_FULL |
|
1460 |
ERROR_TIMEOUT |
Note
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.