Home | History | Annotate | Download | only in protocol 
      1 /* Copyright (C) 2010 The Android Open Source Project
      2 **
      3 ** This software is licensed under the terms of the GNU General Public
      4 ** License version 2, as published by the Free Software Foundation, and
      5 ** may be copied, distributed, and modified under those terms.
      6 **
      7 ** This program is distributed in the hope that it will be useful,
      8 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
      9 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     10 ** GNU General Public License for more details.
     11 */
     12 
     13 #ifndef _ANDROID_PROTOCOL_USER_EVENTS_H
     14 #define _ANDROID_PROTOCOL_USER_EVENTS_H
     15 
     16 /*
     17  * Contains declarations related to the UI events handled by the Core.
     18  */
     19 
     20 #include "android/globals.h"
     21 
     22 /* Mouse event. */
     23 #define AUSER_EVENT_MOUSE     0
     24 /* Keycode event. */
     25 #define AUSER_EVENT_KEYCODE   1
     26 /* Generic event. */
     27 #define AUSER_EVENT_GENERIC   2
     28 
     29 /* Header for user event message sent from the UI to the Core.
     30  * Every user event sent by the UI begins with this header, immediately followed
     31  * by the event parameters (if there are any).
     32  */
     33 typedef struct UserEventHeader {
     34     /* Event type. See AUSER_EVENT_XXX for possible values. */
     35     uint8_t event_type;
     36 } UserEventHeader;
     37 
     38 /* Formats mouse event message (AUSER_EVENT_MOUSE) */
     39 typedef struct UserEventMouse {
     40     int         dx;
     41     int         dy;
     42     int         dz;
     43     unsigned    buttons_state;
     44 } UserEventMouse;
     45 
     46 /* Formats keycode event message (AUSER_EVENT_KEYCODE) */
     47 typedef struct UserEventKeycode {
     48     int         keycode;
     49 } UserEventKeycode;
     50 
     51 /* Formats generic event message (AUSER_EVENT_GENERIC) */
     52 typedef struct UserEventGeneric {
     53     int         type;
     54     int         code;
     55     int         value;
     56 } UserEventGeneric;
     57 
     58 #endif /* _ANDROID_PROTOCOL_USER_EVENTS_H */
     59