Returns a string containing a copy of the contents of the
receiver's text field, or an empty string if there are no
contents.
@return the receiver's text
@exception SWTException <ul>
<li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
<li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
</ul>
Returns a string containing a copy of the contents of the receiver's text field, or an empty string if there are no contents.
@return the receiver's text
@exception SWTException <ul> <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> </ul>