209 lines
5.5 KiB
Java
209 lines
5.5 KiB
Java
/* Copyright (C) 1999, 2000, 2002 Free Software Foundation
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package java.awt;
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/**
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* This class represents various predefined cursor types.
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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 Cursor implements java.io.Serializable
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{
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/**
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* Constant for the system default cursor type
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*/
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public static final int DEFAULT_CURSOR = 0;
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/**
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* Constant for a cross-hair cursor.
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*/
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public static final int CROSSHAIR_CURSOR = 1;
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/**
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* Constant for a cursor over a text field.
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*/
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public static final int TEXT_CURSOR = 2;
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/**
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* Constant for a cursor to display while waiting for an action to complete.
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*/
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public static final int WAIT_CURSOR = 3;
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/**
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* Cursor used over SW corner of window decorations.
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*/
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public static final int SW_RESIZE_CURSOR = 4;
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/**
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* Cursor used over SE corner of window decorations.
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*/
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public static final int SE_RESIZE_CURSOR = 5;
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/**
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* Cursor used over NW corner of window decorations.
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*/
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public static final int NW_RESIZE_CURSOR = 6;
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/**
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* Cursor used over NE corner of window decorations.
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*/
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public static final int NE_RESIZE_CURSOR = 7;
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/**
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* Cursor used over N edge of window decorations.
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*/
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public static final int N_RESIZE_CURSOR = 8;
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/**
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* Cursor used over S edge of window decorations.
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*/
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public static final int S_RESIZE_CURSOR = 9;
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/**
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* Cursor used over W edge of window decorations.
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*/
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public static final int W_RESIZE_CURSOR = 10;
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/**
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* Cursor used over E edge of window decorations.
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*/
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public static final int E_RESIZE_CURSOR = 11;
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/**
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* Constant for a hand cursor.
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*/
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public static final int HAND_CURSOR = 12;
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/**
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* Constant for a cursor used during window move operations.
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*/
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public static final int MOVE_CURSOR = 13;
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public static final int CUSTOM_CURSOR = 0xFFFFFFFF;
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private static final int PREDEFINED_COUNT = 14;
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protected static Cursor[] predefined = new Cursor[PREDEFINED_COUNT];
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protected String name;
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/**
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* @serial The numeric id of this cursor.
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*/
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int type;
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/**
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* Initializes a new instance of <code>Cursor</code> with the specified
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* type.
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*
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* @param type The cursor type.
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*/
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public Cursor(int type)
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{
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if (type < 0 || type >= PREDEFINED_COUNT)
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throw new IllegalArgumentException ("invalid cursor " + type);
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this.type = type;
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// FIXME: lookup and set name?
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}
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/** This constructor is used internally only.
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* Application code should call Toolkit.createCustomCursor().
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*/
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protected Cursor(String name)
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{
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this.name = name;
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this.type = CUSTOM_CURSOR;
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}
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/**
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* Returns an instance of <code>Cursor</code> for one of the specified
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* predetermined types.
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*
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* @param type The type contant from this class.
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*
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* @return The requested predefined cursor.
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*
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* @exception IllegalArgumentException If the constant is not one of the
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* predefined cursor type constants from this class.
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*/
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public static Cursor getPredefinedCursor(int type)
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{
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if (type < 0 || type >= PREDEFINED_COUNT)
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throw new IllegalArgumentException ("invalid cursor " + type);
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if (predefined[type] == null)
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predefined[type] = new Cursor(type);
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return predefined[type];
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}
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public static Cursor getSystemCustomCursor(String name)
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throws AWTException
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{
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// FIXME
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return null;
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}
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/**
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* Returns an instance of the system default cursor type.
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*
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* @return The system default cursor.
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*/
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public static Cursor getDefaultCursor()
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{
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return getPredefinedCursor(DEFAULT_CURSOR);
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}
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/**
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* Returns the numeric type identifier for this cursor.
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*
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* @return The cursor id.
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*/
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public int getType()
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{
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return type;
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}
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public String getName()
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{
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return name;
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}
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public String toString()
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{
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return (this.getClass() + "[" + getName() + "]");
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}
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}
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