# GetTabPageAttribute

int GetTabPageAttribute (int panelHandle, int controlID, int index, int attribute, void *attributeValue);

## Purpose

Obtains an attribute value of a tab page.

## Parameters

Input
Name | Type | Description
panelHandle | integer | Specifier for a particular panel that is currently in memory. You obtain this handle from LoadPanel, NewPanel, or DuplicatePanel.
controlID | integer | The defined constant, located in the .uir header file, that you assigned to the control in the User Interface Editor, or the ID returned by NewCtrl or DuplicateCtrl.
index | integer | Zero-based index of the tab page from which the function obtains the attribute. Pass VAL_DFLT_FOR_NEW_OBJECTS to get the default attribute for tab pages that are created in the future.
attribute | integer | The tab page attribute whose value you want to obtain. In the function panel, when you click the control or press <Enter>, <Spacebar>, or <Ctrl-down arrow>, a dialog box appears containing a hierarchical list of the available attributes. Attributes whose values cannot be obtained are dimmed. Help text is shown for each attribute. To select an attribute, double-click it or select it and then press <Enter>. If the attribute shown in this ring control has named constants as valid values, you can open a list of them by moving to the Attribute Value control and pressing <Enter>. The Attribute Values dialog box displays the values and value help for the constants.
Output
Name | Type | Description
attributeValue | void * | The value of the specified tab page attribute. If the attribute shown in this ring control has named constants as valid values, you can open a list of them by pressing <Enter>. The Attribute Values dialog box displays the values and value help for the constants.

## Return Value

Name | Type | Description
status | integer | Return value indicating whether the function was successful. A negative number indicates that an error occurred.
Code | Error Message String
xx | Success