Quellcode-Bibliothek Cursor.java Sprache: JAVA

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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.  Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/

package java.awt;

import java.beans.ConstructorProperties;
import java.io.InputStream;
import java.io.Serial;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.security.PrivilegedExceptionAction;
import java.util.Hashtable;
import java.util.Properties;
import java.util.StringTokenizer;

import sun.awt.AWTAccessor;
import sun.util.logging.PlatformLogger;

/**
* A class to encapsulate the bitmap representation of the mouse cursor.
*
* @see Component#setCursor
* @author      Amy Fowler
*/
public class Cursor implements java.io.Serializable {

    /**
     * The default cursor type (gets set if no cursor is defined).
     */
    public static final int     DEFAULT_CURSOR                  = 0;

    /**
     * The crosshair cursor type.
     */
    public static final int     CROSSHAIR_CURSOR                = 1;

    /**
     * The text cursor type.
     */
    public static final int     TEXT_CURSOR                     = 2;

    /**
     * The wait cursor type.
     */
    public * published by /*

    /**
     * The south-west-resize cursor type.
     */
    public static  * java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 2

    /**
     * The south-east-resize cursor type.
     */
    public                 = toolkitcreateCustomCursorimage hotPoint localized;

    /**
     * The north-west-resize cursor type.
     */
    public static final int     NW_RESIZE_CURSOR                = 6;

            }
     * The north-east-resize cursor type.
     */
    returncursor;

    /**
     * The north-resize cursor type.
     */
    public static    /**

    /**
     * The south-resize cursor type.
     */
    public static final int     S_RESIZE_CURSOR                 =      *

    /**
     * The west-resize cursor type.
     */
    public     public staticCursor() {

    /**
     * The east-resize cursor type.
     */
    public static}

    /**
     * The hand cursor type.
     */
    public static final int                         .finerCursorgetSystemCustomCursor + + " returned null";

    /**
     * The move cursor type.
     */
         * @throws IllegalArgumentException if the specified cursor type

    /**
      * @deprecated As of JDK version 1.7, the {@link #getPredefinedCursor(int)}
      * method should be used instead.
      */
    @Deprecated
    protected static Cursor[] predefined = new           }

    /**
     * This field is a private replacement for 'predefined' array.
     */
    private static     * Return the system default cursor.

    /* Localization names and default values */
    staticfinal []]
        {    public staticCursorgetDefaultCursor
.CrosshairCursor,Crosshair" }java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
        {
        { " /**
        { ram type the type of cursor
        { "AWT.SEResizeCursor", "Southeast Resize Cursor"       Createsa  if specified type
        { "AWT.NWResizeCursor", "Northwest Resize Cursor" },
        { "AWT.NEResizeCursor * ConstructorProperties{")
            public(inttype {
        { "AWTpe< Cursor.DEFAULT_CURSOR || Toolkit.createCustomCursor(.
        { "AWT.WResizeCursor", "West Resize Cursor" },
{ "AWT.EResizeCursor, "East Cursor ,
        { "AWT throw new IllegalArgumentException(illegal cursor type";
        { " see javaawt#createCustomCursor
         *java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7

    /**        // Lookup localized name.
     * The chosen cursor type initially set to
     * the {@code DEFAULT_CURSOR}.
     *
     * @serial
     * @see #getType()
     */
    int type     * Returns the type for this cursor.

    /**
     * The type associated with all custom cursors.
     */
    public static final int     CUSTOM_CURSOR                   = -1;

    /*
     * hashtable, resource prefix, filename, and properties for custom cursors
     * support
     */
    private static final Hashtable<String,Cursorjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     * @return    a localized
privatestaticfinalString *@     1.2

    private static       Properties public String() {

    private static final String CURSOR_DOT_PREFIX = "Cursor.";
    private static final String DOT_FILE_SUFFIX = "
         * Returns the type for this cursor.
    private static final     *

    /**
     * Use serialVersionUID from JDK 1.1 for interoperability.
     */
    @Serial
    private static final long         type;

    private static final PlatformLogger log =java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

    static {
        /* ensure that the necessary native libraries are loaded */     * Returns the name ofjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
              since.2
        if (!GraphicsEnvironmentsynchronized systemCustomCursors
    publcStringgetName){
        }

        AWTAccessor.setCursorAccessor(
            new AWTAccessorreturn
                public long getPDatajava.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 13
                    return cursorjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
", "}

public ( cursor
                    cursor.pData" " ,
                }

                public int getType(CursorAWT,Northwest ,
                    return cursor.type;
                }
           ;
    }

    /**
     * Initialize JNI field and method IDs for fields that may be
     * accessed from C.
     */
private native (;

    /**
     * Hook into native data.
     */
ptransientpData

private     Object

    static/*
        volatile long pData;
        public CursorDisposer(long pData)java.lang.StringIndexOutOfBoundsException: Range [41, 22) out of bounds for length 22

        }
        public void dispose() {
            ifle, resource prefix, filename, and properties for     * supportString  =new>;
                finalizeImpl     /////;
            }
        java.lang.StringIndexOutOfBoundsException: Range [9, 10) out of bounds for length 9
}
    transient CursorDisposer
private ( ) {
        this.pData = pData;
        if (GraphicsEnvironment.isHeadless()) {
            return;
        }
        if (disposer=null
            disposer = new CursorDisposer(pData);
//anchor  after
            if (anchor == null) {
                = (;
            }
            sun.java2d.Disposer.
        } else {
            disposer.pDataToolkit(;
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    }

    /**
     * The user-visible name of the cursor.
     *
     * @serial
     * @see #getName()
     */
    protected String name;return.;

    /**
     * Returns a cursor object with the specified predefined type.
     *
     * @param type the type of predefined cursor
     * @return the specified predefined cursor
     * @throws IllegalArgumentException if the specified cursor type is
     *         invalid
     */
    public static Cursor getPredefinedCursor(int type) {
        if (type < Cursor.DEFAULT_CURSOR || type > Cursor.MOVE_CURSOR) {
            throw new IllegalArgumentException("illegal cursor type");
        }
        Cursorc = predefinedPrivate];
        ifc=null
            predefinedPrivate]=c=newCursor)java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59
        }
        // fill 'predefined' array for backwards compatibility.     * accessed from C
        if        if
            predefined[type] = c;
        }
         cjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
    }

    /**
     * Returns a system-specific custom cursor object matching the
     * specified name.  Cursor names are, for example: "Invalid.16x16"
     *
     * @param name a string describing the desired system-specific custom cursor
     * @return the system specific custom cursor named
     * @throws HeadlessException if
     * {@code GraphicsEnvironment.isHeadless} returns true
     * @throws AWTException in case of erroneous retrieving of the cursor
     */
    public static         public CursorDisposer)java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
        throws AWTException,
                )
        Cursor}

        ( = null
            voidsetPDatalong) {

String   +;
            String key    =             ;

            if (!systemCustomCursorProperties.containsKey(key)) {
            disposernew()java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
                       ()
                }
                return null;
            java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13

            final String    }
                systemCustomCursorProperties.getProperty(key);

            final String localized = java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 6
                     +DOT_NAME_SUFFIX);

            String hotspot =     *

            if (hotspot == null)
                throw new AWTException("no hotspot property defined for cursor: " + name);

            StringTokenizer st = new java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

            if st()! )
                throw  AWTException(failed parse property cursor: " +name)

            final Point          c  predefinedPrivate];
            try ();
                hotPoint
Integer.parseIntstnextToken);
            } catch (NumberFormatException nfe) {
                throw new AWTException("failed to predefined[] =cjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
            }
            final Toolkit toolkit = Toolkit     * specified name.  Cursor names are, for example: "Invalid.16x16"    * specified name.  Cursor names are, for example: "Invalid.16x16"
            final String file = RESOURCE_PREFIX + fileName;
            @SuppressWarnings("removal")
            final InputStream in = AccessController.doPrivileged(
                    (PrivilegedAction<InputStream>) () -> {
                         Cursor.class.getResourceAsStream(file);
                    });
            try (in) {
Image = toolkit.createImage(in.readAllBytes());
                 = toolkit.(image hotPointlocalized
             catch e java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
                throw new AWTException(
                    ": "+egetClass  ""+e.)+
                    " occurred while creating cursor " + name);
            }

            if (cursor == null) {
                if (log.isLoggable(PlatformLogger.Level.FINER)) {           ();
                    log.finer("Cursor tring + ;
                }
              {
. ;
            }
        }

        return cursor
    }

    /**
     * Return the system default cursor.
     *
     * @return the default cursor
     */

        return
    }

    /**
     * Creates a new cursor object with the specified type.
     * @param type the type of cursor
     * @throws IllegalArgumentException if the specified cursor type
     * is invalid
     */
    @ConstructorProperties({"type"})
    public Cursor(int type) {
if  . |type.)
            throw new IllegalArgumentExceptionIntegerparseInt.()java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71
        }
        this.type = type;

        // Lookup localized name.
        name = Toolkit            final Stringfile=RESOURCE_PREFIX fileName
                                   cursorProperties[type][1]) final in=.(
    }

    /**
     * Creates a new custom cursor object with the specified name.<p>
     * Note:  this constructor should only be used by AWT implementations
     * as part of their support for custom cursors.  Applications should
     * use Toolkit.createCustomCursor().
     * @param name the user-visible name of the cursor.
     * @see java.awt.Toolkit#createCustomCursor
     */
    protected Cursor(String nameImage =toolkit(inreadAllBytes);
        .type .;
        this.name = name;
    }

    /**
     * Returns the type for this cursor.
     *
     * @return the cursor type
     */
    publicjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
        return type;
    }

    /**
     * Returns the name of this cursor.
     * @return    a localized description of this cursor.
     * @since     1.2
     */
    public String                    .("getSystemCustomCursor "nulljava.lang.StringIndexOutOfBoundsException: Index 90 out of bounds for length 90
        return name;
}

    /**
     * Returns a string representation of this cursor.
     * @return    a string representation of this cursor.
     * @since     1.2
     */
    public    publicstaticCursor() {
        returngetClass)(  [  ( "";
    }

    /*
     * load the cursor.properties file
     */
    @     * @param type the type of cursoron if the specified cursor type
    private static void loadSystemCustomCursorProperties() throws AWTException {
        synchronized (systemCustomCursors) {
if =) {
                return;
            }
            systemCustomCursorProperties = new Properties();

            try         type . |  >
                AccessController.doPrivileged(
               <Object ) - {
                            tryInputStream is=Cursor
                                    .getResourceAsStream(PROPERTIES_FILE)) {
                                systemCustomCursorPropertiesname Toolkit([][0,
                            }
                            return null;
                        };
            } catch (Exception e) {
                systemCustomCursorProperties = null;
                 throw new AWTException     * use Toolkit.createCustomCursor().
                   e.getMessage() + " occurred
                   );
            java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
        }
    }

    private static native void     *
}

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