Sets the line width of the receiver, which determines how
text should be wrapped and aligned. The default value is
<code>-1</code> which means wrapping is disabled.
@param width the new width
@exception IllegalArgumentException <ul>
<li>ERROR_INVALID_ARGUMENT - if the width is <code>0</code> or less than <code>-1</code></li>
</ul>
@exception SWTException <ul>
<li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li>
</ul>
Sets the line width of the receiver, which determines how text should be wrapped and aligned. The default value is <code>-1</code> which means wrapping is disabled.
@param width the new width
@exception IllegalArgumentException <ul> <li>ERROR_INVALID_ARGUMENT - if the width is <code>0</code> or less than <code>-1</code></li> </ul> @exception SWTException <ul> <li>ERROR_GRAPHIC_DISPOSED - if the receiver has been disposed</li> </ul>
@see #setAlignment(int)