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/* ParameterEditor.java
* =========================================================================
* This file is part of the GrInvIn project - http://www.grinvin.org
*
* Copyright (C) 2005-2008 Universiteit Gent
*
* This program 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 of the License, or (at
* your option) any later version.
*
* This program 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.
*
* A copy of the GNU General Public License can be found in the file
* LICENSE.txt provided with the source distribution of this program (see
* the META-INF directory in the source jar). This license can also be
* found on the GNU website at http://www.gnu.org/licenses/gpl.html.
*
* If you did not receive a copy of the GNU General Public License along
* with this program, contact the lead developer, or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
package org.grinvin.params;
/**
* Helper object for editing parameter values of a certain type. This type is
* only implicitely associated to this editor. Knows how to
* convert values from and to a textual representation and how to
* delegate parameter value editing to an
* appropriate {@link ParameterComponent}.
*/
public interface ParameterEditor {
/**
* Convert the given string to a parameter value. The resulting object
* belongs to the type which is implicitely associated with this editor.
*/
public Object fromText (String string);
/**
* Convert the given parameter value to a textual representation. May throw
* an exception when the given value does not belong to the type which is
* implicitely associated with this editor.
*/
public String toText (Object value);
/**
* Return a stand alone component which can be used to edit a parameter
* of the type which is implicitely associated with this editor.
* This component should be an extension of
* {@link java.awt.Component} or preferably of
* {@link javax.swing.JComponent}.
*/
public ParameterComponent getEditorComponent ();
}
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