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Annotation of kernel/bsd/dev/ppc/EventSrcPCKeyboard.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:  * EventSrcPCKeyboard.h - PC Keyboard EventSrc subclass definition
                     28:  *
                     29:  * HISTORY
                     30:  * 28 Aug 1992    Joe Pasqua
                     31:  *      Created. 
                     32:  */
                     33: 
                     34: #ifdef DRIVER_PRIVATE
                     35: 
                     36: #import        <bsd/dev/evsio.h>
                     37: #import <driverkit/IOEventSource.h>
                     38: #import <driverkit/KeyMap.h>
                     39: #import        <bsd/dev/ppc/PPCKeyboard.h>
                     40: #import        <bsd/dev/ppc/PCKeyboardDefs.h>
                     41: 
                     42: 
                     43: /* Default key repeat parameters */
                     44: #define EV_DEFAULTINITIALREPEAT 500000000ULL    // 1/2 sec in nanoseconds
                     45: #define EV_DEFAULTKEYREPEAT     125000000ULL    // 1/8 sec in nanoseconds
                     46: #define EV_MINKEYREPEAT         16700000ULL     // 1/60 sec
                     47: 
                     48: @interface EventSrcPCKeyboard : IOEventSource <KeyMapDelegate, PCKeyboardImported>
                     49: {
                     50: @private
                     51:     id         deviceLock;             // Lock for all device access
                     52:     id         keyMap;                 // KeyMap instance
                     53:     id         kbdDevice;              // The underlying keyboard object
                     54:     BOOL       ownDevice;              // YES if we own kbdDevice
                     55: 
                     56:     // The following fields decribe the state of the keyboard
                     57:     kbdBitVector keyState;             // bit vector of key state
                     58:     unsigned   eventFlags;             // Current eventFlags
                     59:     unsigned   deviceDependentFlags;   // The device dependent flag bits
                     60:     BOOL       alphaLock;              // YES means alpha lock is on
                     61:     BOOL       charKeyActive;          // YES means char gen. key active
                     62: 
                     63:     // The following fields are used in performing key repeats
                     64:     BOOL       isRepeat;               // YES means we're generating repeat
                     65:     int                codeToRepeat;           // What we are repeating
                     66:     BOOL       calloutPending;         // YES means we've sched. a callout
                     67:     ns_time_t  lastEventTime;          // Time last event was dispatched
                     68:     ns_time_t  downRepeatTime;         // Time when we should next repeat
                     69:     ns_time_t  keyRepeat;              // Delay between key repeats
                     70:     ns_time_t  initialKeyRepeat;       // Delay before initial key repeat
                     71: }
                     72: 
                     73: // Methods we are overriding from superclass chain
                     74: + probe;               // Our factory method
                     75: - init;
                     76: - free;
                     77: - (IOReturn)getIntValues               : (unsigned *)parameterArray
                     78:                           forParameter : (IOParameterName)parameterName
                     79:                                  count : (unsigned *)count;    // in/out
                     80: 
                     81: - (IOReturn)getCharValues              : (unsigned char *)parameterArray
                     82:                           forParameter : (IOParameterName)parameterName
                     83:                                  count : (unsigned *)count;    // in/out
                     84:                        
                     85: - (IOReturn)setIntValues               : (unsigned *)parameterArray
                     86:                           forParameter : (IOParameterName)parameterName
                     87:                                  count : (unsigned)count;
                     88: 
                     89: - (IOReturn)setCharValues              : (unsigned char *)parameterArray
                     90:                           forParameter : (IOParameterName)parameterName
                     91:                                  count : (unsigned)count;
                     92: 
                     93: @end
                     94: 
                     95: #endif /* DRIVER_PRIVATE */

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