Returns the Java float represented by this Variant.
<p>If this Variant does not contain a Java float, an attempt is made to coerce the Variant type into a Java float. If this fails, an error is thrown.
@return the Java float represented by this Variant
@exception SWTException <ul> <li>ERROR_CANNOT_CHANGE_VARIANT_TYPE when type of Variant can not be coerced into a float</li> </ul>
See Implementation
Returns the Java float represented by this Variant.
<p>If this Variant does not contain a Java float, an attempt is made to coerce the Variant type into a Java float. If this fails, an error is thrown.
@return the Java float represented by this Variant
@exception SWTException <ul> <li>ERROR_CANNOT_CHANGE_VARIANT_TYPE when type of Variant can not be coerced into a float</li> </ul>