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Annotation of kernel/bsd/dev/ppc/PCPointerDefs.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /*     Copyright (c) 1992 NeXT Computer, Inc.  All rights reserved. 
        !            26:  *
        !            27:  * PCPointerDefs.h - PC Mouse Defs for clients
        !            28:  *
        !            29:  * HISTORY
        !            30:  * 09 Sep 1992    Joe Pasqua
        !            31:  *      Created. 
        !            32:  * 11 April 1997  Simon Douglas
        !            33:  *      Munged into ADB version.
        !            34:  */
        !            35: 
        !            36: // TO DO:
        !            37: //
        !            38: // NOTES:
        !            39: // * This module defines types and protocols for use by PCPointer clients.
        !            40: //
        !            41: 
        !            42: #ifdef DRIVER_PRIVATE
        !            43: 
        !            44: //
        !            45: // The following structure defines an event on the pointer.
        !            46: // We pass events of this form to the object registered as
        !            47: // our event target.
        !            48: //
        !            49: typedef struct _t_PointerEvent {
        !            50:     ns_time_t timeStamp; // When did this event happen
        !            51:     int buttonCount;
        !            52:     boolean_t b0;// TRUE if left button down
        !            53:     boolean_t b1;
        !            54:     boolean_t b2;
        !            55:     boolean_t b3;
        !            56:     int dx;
        !            57:     int dy;
        !            58: } PointerEvent;
        !            59: 
        !            60: 
        !            61: //
        !            62: // The following protocol must be implemented by any class that wishes to
        !            63: // receive pointer events. When such a class wishes to receive events it
        !            64: // invokes the setEventTarget: method of the PCPointer instance specifying
        !            65: // itself as the target. When the PCPointer instance has an event to dispatch,
        !            66: // it will invoke the dispatchMouseEvent: method defined in this protocol.
        !            67: //
        !            68: @protocol ADBPointerTarget
        !            69: 
        !            70: - (void)dispatchPointerEvent:(PointerEvent *)event;
        !            71: 
        !            72: @end
        !            73: 
        !            74: #endif /* DRIVER_PRIVATE */

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