Interface IIOParamController

public interface IIOParamController

An interface to set image parameters. An IIOParamController may be a GUI component, a database reader, command-line parser or any other means of getting parameter settings. For exampe, a dialog box could implement IIOParamController to allow a user to adjust JPEG compression levels. The activate method should always behave modally; it should only return when the action has been either cancelled or completed.

Method Summary

activate(IIOParam param)
Activates the controller.

Method Details


public boolean activate(IIOParam param)
Activates the controller. A return value of false should mean that no changes were made to param. A return value of true should mean that the image is ready to be read or written.
param - the IIOParam to be modified
true if the IIOParam has been modified, false otherwise
IllegalArgumentException - if param is null or is not an instance of the correct class -- Copyright (C) 2004 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.