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      1 /*
      2  * Copyright (C) 2009 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "WebInputEvent.h"
     33 
     34 #include "KeyboardCodes.h"
     35 
     36 #include <ctype.h>
     37 #include <stdio.h>
     38 
     39 #include <wtf/Assertions.h>
     40 #include <wtf/StringExtras.h>
     41 
     42 using namespace WebCore;
     43 
     44 namespace WebKit {
     45 
     46 static const char* staticKeyIdentifiers(unsigned short keyCode)
     47 {
     48     switch (keyCode) {
     49     case VKEY_MENU:
     50         return "Alt";
     51     case VKEY_CONTROL:
     52         return "Control";
     53     case VKEY_SHIFT:
     54         return "Shift";
     55     case VKEY_CAPITAL:
     56         return "CapsLock";
     57     case VKEY_LWIN:
     58     case VKEY_RWIN:
     59         return "Win";
     60     case VKEY_CLEAR:
     61         return "Clear";
     62     case VKEY_DOWN:
     63         return "Down";
     64     case VKEY_END:
     65         return "End";
     66     case VKEY_RETURN:
     67         return "Enter";
     68     case VKEY_EXECUTE:
     69         return "Execute";
     70     case VKEY_F1:
     71         return "F1";
     72     case VKEY_F2:
     73         return "F2";
     74     case VKEY_F3:
     75         return "F3";
     76     case VKEY_F4:
     77         return "F4";
     78     case VKEY_F5:
     79         return "F5";
     80     case VKEY_F6:
     81         return "F6";
     82     case VKEY_F7:
     83         return "F7";
     84     case VKEY_F8:
     85         return "F8";
     86     case VKEY_F9:
     87         return "F9";
     88     case VKEY_F10:
     89         return "F10";
     90     case VKEY_F11:
     91         return "F11";
     92     case VKEY_F12:
     93         return "F12";
     94     case VKEY_F13:
     95         return "F13";
     96     case VKEY_F14:
     97         return "F14";
     98     case VKEY_F15:
     99         return "F15";
    100     case VKEY_F16:
    101         return "F16";
    102     case VKEY_F17:
    103         return "F17";
    104     case VKEY_F18:
    105         return "F18";
    106     case VKEY_F19:
    107         return "F19";
    108     case VKEY_F20:
    109         return "F20";
    110     case VKEY_F21:
    111         return "F21";
    112     case VKEY_F22:
    113         return "F22";
    114     case VKEY_F23:
    115         return "F23";
    116     case VKEY_F24:
    117         return "F24";
    118     case VKEY_HELP:
    119         return "Help";
    120     case VKEY_HOME:
    121         return "Home";
    122     case VKEY_INSERT:
    123         return "Insert";
    124     case VKEY_LEFT:
    125         return "Left";
    126     case VKEY_NEXT:
    127         return "PageDown";
    128     case VKEY_PRIOR:
    129         return "PageUp";
    130     case VKEY_PAUSE:
    131         return "Pause";
    132     case VKEY_SNAPSHOT:
    133         return "PrintScreen";
    134     case VKEY_RIGHT:
    135         return "Right";
    136     case VKEY_SCROLL:
    137         return "Scroll";
    138     case VKEY_SELECT:
    139         return "Select";
    140     case VKEY_UP:
    141         return "Up";
    142     case VKEY_DELETE:
    143         return "U+007F"; // Standard says that DEL becomes U+007F.
    144     default:
    145         return 0;
    146     }
    147 }
    148 
    149 void WebKeyboardEvent::setKeyIdentifierFromWindowsKeyCode()
    150 {
    151     const char* id = staticKeyIdentifiers(windowsKeyCode);
    152     if (id) {
    153         strncpy(keyIdentifier, id, sizeof(keyIdentifier) - 1);
    154         keyIdentifier[sizeof(keyIdentifier) - 1] = '\0';
    155     } else
    156         snprintf(keyIdentifier, sizeof(keyIdentifier), "U+%04X", toupper(windowsKeyCode));
    157 }
    158 
    159 } // namespace WebKit
    160