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/*
* Java ATK Wrapper for GNOME
* Copyright (C) 2009 Sun Microsystems Inc.
* Copyright (C) 2015 Magdalen Berns <m.berns@thismagpie.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.GNOME.Accessibility;
import javax.accessibility.*;
import java.lang.ref.WeakReference;
public class AtkValue {
WeakReference<AccessibleValue> _acc_value;
public AtkValue (AccessibleContext ac) {
super();
this._acc_value = new WeakReference<AccessibleValue>(ac.getAccessibleValue());
}
public static AtkValue createAtkValue(AccessibleContext ac){
return AtkUtil.invokeInSwing ( () -> { return new AtkValue(ac); }, null);
}
public Number get_current_value () {
AccessibleValue acc_value = _acc_value.get();
if (acc_value == null)
return 0.0;
return AtkUtil.invokeInSwing ( () -> { return acc_value.getCurrentAccessibleValue(); }, 0.0);
}
public double getMaximumValue () {
AccessibleValue acc_value = _acc_value.get();
if (acc_value == null)
return 0.0;
return AtkUtil.invokeInSwing ( () -> { return acc_value.getMaximumAccessibleValue().doubleValue(); }, 0.0);
}
public double getMinimumValue () {
AccessibleValue acc_value = _acc_value.get();
if (acc_value == null)
return 0.0;
return AtkUtil.invokeInSwing ( () -> { return acc_value.getMinimumAccessibleValue().doubleValue(); }, 0.0);
}
public void setValue (Number n) {
AccessibleValue acc_value = _acc_value.get();
if (acc_value == null)
return;
AtkUtil.invokeInSwing( () -> { acc_value.setCurrentAccessibleValue(n); });
}
public double getIncrement() {
return Double.MIN_VALUE;
}
}
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