keymap_input_md.c

来自「This is a resource based on j2me embedde」· C语言 代码 · 共 270 行

/*
 *   
 *
 * Copyright  1990-2007 Sun Microsystems, Inc. All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
 * 
 * This program 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.
 * 
 * This program 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 at /legal/license.txt).
 * 
 * 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 Sun Microsystems, Inc., 4150 Network Circle, Santa
 * Clara, CA 95054 or visit www.sun.com if you need additional
 * information or have any questions.
 */

#include <kni.h>
#include <keymap_input.h>
#include <midp_logging.h>

/**
 * @file
 *
 * Platform key mapping and input mode handling functions.
 *
 * This file contains all the platform input related
 * code, including all the key binding functions.
 */


/**
 * Platform specific code to name mapping table.
 */
static const Key Keys[] = {
    {KEYMAP_KEY_POWER,      "POWER"         }, /* 0 */
    {KEYMAP_KEY_SOFT1,      "SOFT1"         }, /* 1 */
    {KEYMAP_KEY_SOFT2,      "SOFT2"         }, /* 2 */
    {KEYMAP_KEY_UP,         "Up"            }, /* 3 */
    {KEYMAP_KEY_DOWN,       "Down"          }, /* 4 */
    {KEYMAP_KEY_LEFT,       "Left"          }, /* 5 */
    {KEYMAP_KEY_RIGHT,      "Right"         }, /* 6 */
    {KEYMAP_KEY_SELECT,     "Select"        }, /* 7 */
    {KEYMAP_KEY_SEND,       "Send"          }, /* 8 */
    {KEYMAP_KEY_END,        "End"           }, /* 9 */
    {KEYMAP_KEY_CLEAR,      "Clear"         }, /* 10 */
    {KEYMAP_KEY_1,          "1"             }, /* 11 */
    {KEYMAP_KEY_2,          "2"             }, /* 12 */
    {KEYMAP_KEY_3,          "3"             }, /* 13 */
    {KEYMAP_KEY_4,          "4"             }, /* 14 */
    {KEYMAP_KEY_5,          "5"             }, /* 15 */
    {KEYMAP_KEY_6,          "6"             }, /* 16 */
    {KEYMAP_KEY_7,          "7"             }, /* 17 */
    {KEYMAP_KEY_8,          "8"             }, /* 18 */
    {KEYMAP_KEY_9,          "9"             }, /* 19 */
    {KEYMAP_KEY_ASTERISK,   "*"             }, /* 20 */
    {KEYMAP_KEY_0,          "0"             }, /* 21 */
    {KEYMAP_KEY_POUND,      "#"             }, /* 22 */
    {KEYMAP_KEY_GAMEA,      "Calendar"      }, /* 23 */
    {KEYMAP_KEY_GAMEB,      "Addressbook"   }, /* 24 */
    {KEYMAP_KEY_GAMEC,      "Menu"          }, /* 25 */
    {KEYMAP_KEY_GAMED,      "Mail"          }, /* 26 */
    {KEYMAP_KEY_SPACE,      "Space"         }, /* 27 */
};

/**
 * Return the key code corresponding to the given abstract
 * game action.
 *
 * @param gameAction game action value
 * IMPL_NOTE:move to share platform
 */
int 
keymap_get_key_code(int gameAction)
{

    REPORT_CALL_TRACE1(LC_LOWUI, "LF:STUB:keymap_get_key_code(%d)\n", gameAction);

    switch (gameAction) {
    case  1: /* Canvas.UP */
        return KEYMAP_KEY_UP;

    case  6: /* Canvas.DOWN */
        return KEYMAP_KEY_DOWN;

    case  2: /* Canvas.LEFT */
        return KEYMAP_KEY_LEFT;

    case  5: /* Canvas.RIGHT */
        return KEYMAP_KEY_RIGHT;

    case  8: /* Canvas.FIRE */
        return KEYMAP_KEY_SELECT;

    case  9: /* Canvas.GAME_A */
        return KEYMAP_KEY_GAMEA;

    case 10: /* Canvas.GAME_B */
        return KEYMAP_KEY_GAMEB;

    case 11: /* Canvas.GAME_C */
        return KEYMAP_KEY_GAMEC;

    case 12: /* Canvas.GAME_D */
        return KEYMAP_KEY_GAMED;

    default: return 0;
    }
}

/**
 * Return the abstract game action corresponding to the
 * given key code.
 *
 * @param keyCode key code value
 * IMPL_NOTE:move to share platform
 */
int 
keymap_get_game_action(int keyCode)
{

    REPORT_CALL_TRACE1(LC_LOWUI, "LF:STUB:keymap_get_game_action(%d)\n", keyCode);

    switch (keyCode) {

    case KEYMAP_KEY_UP:
        return 1; /* Canvas.UP */

    case KEYMAP_KEY_DOWN:
        return 6; /* Canvas.DOWN */

    case KEYMAP_KEY_LEFT:
        return 2; /* Canvas.LEFT */

    case KEYMAP_KEY_RIGHT:
        return 5; /* Canvas.RIGHT */

    case KEYMAP_KEY_SELECT:
        return 8; /* Canvas.FIRE */

    case KEYMAP_KEY_GAMEA:
    case KEYMAP_KEY_1:
        return 9;  /* Canvas.GAME_A */

    case KEYMAP_KEY_GAMEB:
    case KEYMAP_KEY_3:
        return 10; /* Canvas.GAME_B */

    case KEYMAP_KEY_GAMEC:
    case KEYMAP_KEY_7:
        return 11; /* Canvas.GAME_C */

    case KEYMAP_KEY_GAMED:
    case KEYMAP_KEY_9:
        return 12; /* Canvas.GAME_D */

    default:

        if(keymap_is_invalid_key_code(keyCode)) {
            /* Invalid key code */
            return -1;
        }

        /* No game action available for this key */
        return 0;
    }
}

/**
 * Return the system key corresponding to the given key
 * code.
 *
 * @param keyCode key code value
 * IMPL_NOTE:move to share platform
 */
int
keymap_get_system_key(int keyCode)
{
    REPORT_CALL_TRACE1(LC_LOWUI, "LF:STUB:keymap_get_system_key(%d)\n", keyCode);

    switch (keyCode) {
    case KEYMAP_KEY_POWER:     return 1;
    case KEYMAP_KEY_SEND:      return 2;
    case KEYMAP_KEY_END:       return 3;
    case KEYMAP_KEY_CLEAR: 
    case KEYMAP_KEY_BACKSPACE: return 4;
    default:            return 0;
    }
}


/**
 * Return the key string to the given key code.
 *
 * @param keyCode key code value
 *
 * @return C pointer to char or NULL if the keyCode does not
 * correspond to any name.
 * IMPL_NOTE:move to share platform and change to loop through table Keys[]
 */
char *
keymap_get_key_name(int keyCode)
{
    REPORT_CALL_TRACE1(LC_LOWUI, "LF:STUB:keymap_get_key_name(%d)\n", keyCode);

    switch (keyCode) {
    case KEYMAP_KEY_POWER:    return Keys[0].name;
    case KEYMAP_KEY_SEND:     return Keys[8].name;
    case KEYMAP_KEY_END:      return Keys[9].name;
    case KEYMAP_KEY_CLEAR:    return Keys[10].name;
    case KEYMAP_KEY_SOFT1:    return Keys[1].name; 
    case KEYMAP_KEY_SOFT2:    return Keys[2].name;
    case KEYMAP_KEY_UP:       return Keys[3].name;
    case KEYMAP_KEY_DOWN:     return Keys[4].name;
    case KEYMAP_KEY_LEFT:     return Keys[5].name;
    case KEYMAP_KEY_RIGHT:    return Keys[6].name;
    case KEYMAP_KEY_SELECT:   return Keys[7].name;
    case KEYMAP_KEY_1:        return Keys[11].name;
    case KEYMAP_KEY_2:        return Keys[12].name;
    case KEYMAP_KEY_3:        return Keys[13].name;
    case KEYMAP_KEY_4:        return Keys[14].name;
    case KEYMAP_KEY_5:        return Keys[15].name;
    case KEYMAP_KEY_6:        return Keys[16].name;
    case KEYMAP_KEY_7:        return Keys[17].name;
    case KEYMAP_KEY_8:        return Keys[18].name;
    case KEYMAP_KEY_9:        return Keys[19].name;
    case KEYMAP_KEY_0:        return Keys[21].name;
    case KEYMAP_KEY_ASTERISK: return Keys[20].name;
    case KEYMAP_KEY_POUND:    return Keys[22].name;
    case KEYMAP_KEY_GAMEA:    return Keys[23].name;
    case KEYMAP_KEY_GAMEB:    return Keys[24].name;
    case KEYMAP_KEY_GAMEC:    return Keys[25].name;
    case KEYMAP_KEY_GAMED:    return Keys[26].name;
    case KEYMAP_KEY_SPACE:    return Keys[27].name;
    }

    return 0;
}

/**
 * Return whether the keycode given is correct for
 * this platform.
 *
 * @param keyCode key code value
 */
jboolean
keymap_is_invalid_key_code(int keyCode)
{
    REPORT_CALL_TRACE1(LC_LOWUI, "LF:STUB:keymap_is_invalid_key_code(%d)\n", keyCode);

    /* 
     * Valid within UNICODE and not 0x0 and 0xffff 
     * since they are defined to be invalid
     */
    if ((keyCode <= 0x0) || (keyCode >= 0xFFFF) ) {
        return KNI_TRUE;
    }

    return KNI_FALSE;
}