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Annotation of kernel/bsd/dev/ppc/PCPointerDefs.h, revision 1.1.1.1

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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