Returns the control in the top right corner of the tab folder.
Typically this is a close button or a composite with a menu and close button.
@return the control in the top right corner of the tab folder or null
@exception SWTException <ul>
<li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li>
<li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li>
</ul>
Returns the control in the top right corner of the tab folder. Typically this is a close button or a composite with a menu and close button.
@return the control in the top right corner of the tab folder or null
@exception SWTException <ul> <li>ERROR_THREAD_INVALID_ACCESS when called from the wrong thread</li> <li>ERROR_WIDGET_DISPOSED when the widget has been disposed</li> </ul>
@since 2.1