/*
 * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package java.awt;

import java.awt.event.*;

import java.lang.annotation.Native;

/**
 * The interface for objects which have an adjustable numeric value
 * contained within a bounded range of values.
 *
 * @author Amy Fowler
 * @author Tim Prinzing
 */
public interface Adjustable {

 /**
 * Indicates that the <code>Adjustable</code> has horizontal orientation.
 */
 @Native public static final int HORIZONTAL = 0;

 /**
 * Indicates that the <code>Adjustable</code> has vertical orientation.
 */
 @Native public static final int VERTICAL = 1;

 /**
 * Indicates that the <code>Adjustable</code> has no orientation.
 */
 @Native public static final int NO_ORIENTATION = 2;

 /**
 * Gets the orientation of the adjustable object.
 * @return the orientation of the adjustable object;
 * either <code>HORIZONTAL</code>, <code>VERTICAL</code>,
 * or <code>NO_ORIENTATION</code>
 */
 int getOrientation();

 /**
 * Sets the minimum value of the adjustable object.
 * @param min the minimum value
 */
 void setMinimum(int min);

 /**
 * Gets the minimum value of the adjustable object.
 * @return the minimum value of the adjustable object
 */
 int getMinimum();

 /**
 * Sets the maximum value of the adjustable object.
 * @param max the maximum value
 */
 void setMaximum(int max);

 /**
 * Gets the maximum value of the adjustable object.
 * @return the maximum value of the adjustable object
 */
 int getMaximum();

 /**
 * Sets the unit value increment for the adjustable object.
 * @param u the unit increment
 */
 void setUnitIncrement(int u);

 /**
 * Gets the unit value increment for the adjustable object.
 * @return the unit value increment for the adjustable object
 */
 int getUnitIncrement();

 /**
 * Sets the block value increment for the adjustable object.
 * @param b the block increment
 */
 void setBlockIncrement(int b);

 /**
 * Gets the block value increment for the adjustable object.
 * @return the block value increment for the adjustable object
 */
 int getBlockIncrement();

 /**
 * Sets the length of the proportional indicator of the
 * adjustable object.
 * @param v the length of the indicator
 */
 void setVisibleAmount(int v);

 /**
 * Gets the length of the proportional indicator.
 * @return the length of the proportional indicator
 */
 int getVisibleAmount();

 /**
 * Sets the current value of the adjustable object. If
 * the value supplied is less than <code>minimum</code>
 * or greater than <code>maximum</code> - <code>visibleAmount</code>,
 * then one of those values is substituted, as appropriate.
 * <p>
 * Calling this method does not fire an
 * <code>AdjustmentEvent</code>.
 *
 * @param v the current value, between <code>minimum</code>
 * and <code>maximum</code> - <code>visibleAmount</code>
 */
 void setValue(int v);

 /**
 * Gets the current value of the adjustable object.
 * @return the current value of the adjustable object
 */
 int getValue();

 /**
 * Adds a listener to receive adjustment events when the value of
 * the adjustable object changes.
 * @param l the listener to receive events
 * @see AdjustmentEvent
 */
 void addAdjustmentListener(AdjustmentListener l);

 /**
 * Removes an adjustment listener.
 * @param l the listener being removed
 * @see AdjustmentEvent
 */
 void removeAdjustmentListener(AdjustmentListener l);

}