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/* Insets.java -- Information about a container border. |
/* Insets.java -- information about a container border |
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Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc. |
Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc. |
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This file is part of GNU Classpath. |
This file is part of GNU Classpath. |
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package java.awt; |
package java.awt; |
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/** |
import java.io.Serializable; |
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* This class represents the "margin" or space around a container. |
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* |
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* @author Aaron M. Renn (arenn@urbanophile.com) |
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*/ |
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public class Insets implements Cloneable, java.io.Serializable |
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{ |
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/* |
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* Instance Variable |
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*/ |
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/** |
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* @serial The top inset |
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*/ |
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public int top; |
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/** |
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* @serial This bottom inset |
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*/ |
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public int bottom; |
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/** |
/** |
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* @serial The left inset |
* This class represents the "margin" or space around a container. |
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*/ |
* |
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public int left; |
* @author Aaron M. Renn <arenn@urbanophile.com> |
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* @author Eric Blake <ebb9@email.byu.edu> |
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/** |
* @status |
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* @serial The right inset |
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*/ |
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public int right; |
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/*************************************************************************/ |
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/** |
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* Initializes a new instance of <code>Inset</code> with the specified |
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* inset values. |
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* |
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* @param top The top inset |
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* @param left The left inset |
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* @param bottom The bottom inset |
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* @param right The right inset |
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*/ |
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public |
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Insets(int top, int left, int bottom, int right) |
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{ |
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this.top = top; |
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this.left = left; |
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this.bottom = bottom; |
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this.right = right; |
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} |
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/*************************************************************************/ |
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/* |
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* Instance Methods |
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*/ |
*/ |
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public class Insets implements Cloneable, Serializable |
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/** |
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* Tests whether this object is equal to the specified object. This will |
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* be true if and only if the specified object: |
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* <p> |
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* <ul> |
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* <li>Is not <code>null</code>. |
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* <li>Is an instance of <code>Insets</code>. |
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* <li>Has the same top, bottom, left, and right inset values as this object. |
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* </ul> |
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* |
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* @param obj The object to test against. |
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* |
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* @return <code>true</code> if the specified object is equal to this |
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* one, <code>false</code> otherwise. |
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*/ |
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public boolean |
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equals(Object obj) |
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{ |
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if (!(obj instanceof Insets)) |
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return(false); |
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Insets i = (Insets)obj; |
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if (i.top != top) |
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return(false); |
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if (i.bottom != bottom) |
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return(false); |
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if (i.left != left) |
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return(false); |
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if (i.right != right) |
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return(false); |
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return(true); |
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} |
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public int |
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hashCode() |
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{ |
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return top + bottom + left + right; |
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} |
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/*************************************************************************/ |
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/** |
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* Returns a string representation of this object. |
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* |
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* @return A string representation of this object. |
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*/ |
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public String |
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toString() |
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{ |
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return(getClass().getName() + "(top=" + top + ",bottom=" + bottom + |
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",left=" + left + ",right=" + right + ")"); |
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} |
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/*************************************************************************/ |
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/** |
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* Returns a copy of this object. |
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* |
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* @return A copy of this object. |
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*/ |
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public Object |
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clone() |
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{ |
{ |
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try |
/** |
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{ |
* Compatible with JDK 1.0+. |
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return(super.clone()); |
*/ |
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} |
private static final long serialVersionUID = -2272572637695466749L; |
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catch(Exception e) |
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{ |
/** |
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return(null); |
* The gap from the top. |
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} |
* |
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} |
* @serial the top inset |
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*/ |
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} // class Insets |
public int top; |
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/** |
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* The gap from the left. |
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* |
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* @serial the left inset |
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*/ |
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public int left; |
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/** |
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* The gap from the bottom. |
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* |
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* @serial the bottom inset |
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*/ |
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public int bottom; |
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/** |
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* The gap from the right. |
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* |
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* @serial the right inset |
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*/ |
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public int right; |
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/** |
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* Initializes a new instance of <code>Inset</code> with the specified |
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* inset values. |
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* |
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* @param top the top inset |
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* @param left the left inset |
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* @param bottom the bottom inset |
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* @param right the right inset |
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*/ |
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public Insets(int top, int left, int bottom, int right) |
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{ |
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this.top = top; |
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this.left = left; |
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this.bottom = bottom; |
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this.right = right; |
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} |
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/** |
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* Tests whether this object is equal to the specified object. The other |
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* object must be an instance of Insets with identical field values. |
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* |
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* @param obj the object to test against |
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* @return true if the specified object is equal to this one |
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*/ |
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public boolean equals(Object obj) |
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{ |
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if (! (obj instanceof Insets)) |
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return false; |
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Insets i = (Insets) obj; |
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return top == i.top && bottom == i.bottom |
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&& left == i.left && right == i.right; |
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} |
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/** |
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* Returns a hashcode for this instance. The formula is unspecified, but |
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* appears to be <code>XXX what is it? </code>. |
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* |
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* @return the hashcode |
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*/ |
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public int hashCode() |
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{ |
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// This can't be right... |
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return top + bottom + left + right; |
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} |
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/** |
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* Returns a string representation of this object, which will be non-null. |
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* The format is unspecified, but appears to be <code>XXX what is it?</code>. |
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* |
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* @return a string representation of this object |
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*/ |
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public String toString() |
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{ |
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return getClass().getName() + "(top=" + top + ",bottom=" + bottom + |
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",left=" + left + ",right=" + right + ')'; |
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} |
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/** |
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* Returns a copy of this object. |
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* |
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* @return a copy of this object |
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*/ |
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public Object clone() |
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{ |
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try |
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{ |
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return super.clone(); |
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} |
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catch (CloneNotSupportedException e) |
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{ |
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throw (Error) new InternalError().initCause(e); // Impossible |
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} |
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} |
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} // class Insets |