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<hr><h1>di_keyboard_device.cpp</h1><a href="di__keyboard__device_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2000-2002 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025 
00026 
00027 
00028 <font class="preprocessor">#include "<a class="code" href="stdmisc_8h.html">stdmisc.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="di__keyboard__device_8h.html">misc/di_keyboard_device.h</a>"</font>
00030 
00031 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00032 <font class="preprocessor"></font>
00033 <font class="preprocessor">#include "<a class="code" href="win__event__emitter_8h.html">nel/misc/win_event_emitter.h</a>"</font>
00034 <font class="preprocessor">#include &lt;memory&gt;</font>
00035 <font class="preprocessor">#include &lt;dinput.h&gt;</font>
00036 <font class="preprocessor">#include &lt;Winuser.h&gt;</font>
00037 
00038 <font class="preprocessor">#include "Mmsystem.h"</font>
00039 
00040 
00041 <font class="preprocessor">#ifdef min</font>
00042 <font class="preprocessor"></font><font class="preprocessor">#undef min</font>
00043 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00044 <font class="preprocessor"></font>
00045 <font class="preprocessor">#ifdef max</font>
00046 <font class="preprocessor"></font><font class="preprocessor">#undef max</font>
00047 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00048 <font class="preprocessor"></font>
00049 <font class="keyword">namespace </font>NLMISC 
00050 {
00051 
00052 <font class="comment">// used to do a conversion from DX key code to Nel keys enums</font>
00053 <font class="keyword">struct </font>CKeyConv
00054 {
00055         <a class="code" href="types__nl_8h.html#a14">uint</a> DIKey;
00056         <a class="code" href="namespaceNLMISC.html#a296">TKey</a> NelKey;
00057         <font class="keyword">const</font> <font class="keywordtype">char</font> *KeyName;
00058         <font class="keywordtype">bool</font> Repeatable;
00059 };
00060 
00061 <font class="comment">// this is used to build a conversion table</font>
00062 <font class="keyword">static</font> <font class="keyword">const</font> CKeyConv DIToNel[] =
00063 {       
00064         <font class="comment">//</font>
00065         {DIK_F1, <a class="code" href="namespaceNLMISC.html#a296a113">KeyF1</a>, <font class="stringliteral">"F1"</font>, <font class="keyword">true</font>},
00066         {DIK_F2, <a class="code" href="namespaceNLMISC.html#a296a114">KeyF2</a>, <font class="stringliteral">"F2"</font>, <font class="keyword">true</font>},
00067         {DIK_F3, <a class="code" href="namespaceNLMISC.html#a296a115">KeyF3</a>, <font class="stringliteral">"F3"</font>, <font class="keyword">true</font>},
00068         {DIK_F4, <a class="code" href="namespaceNLMISC.html#a296a116">KeyF4</a>, <font class="stringliteral">"F4"</font>, <font class="keyword">true</font>},
00069         {DIK_F5, <a class="code" href="namespaceNLMISC.html#a296a117">KeyF5</a>, <font class="stringliteral">"F5"</font>, <font class="keyword">true</font>},
00070         {DIK_F6, <a class="code" href="namespaceNLMISC.html#a296a118">KeyF6</a>, <font class="stringliteral">"F6"</font>, <font class="keyword">true</font>},
00071         {DIK_F7, <a class="code" href="namespaceNLMISC.html#a296a119">KeyF7</a>, <font class="stringliteral">"F7"</font>, <font class="keyword">true</font>},
00072         {DIK_F8, <a class="code" href="namespaceNLMISC.html#a296a120">KeyF8</a>, <font class="stringliteral">"F8"</font>, <font class="keyword">true</font>},
00073         {DIK_F9, <a class="code" href="namespaceNLMISC.html#a296a121">KeyF9</a>, <font class="stringliteral">"F9"</font>, <font class="keyword">true</font>},
00074         {DIK_F10, <a class="code" href="namespaceNLMISC.html#a296a122">KeyF10</a>, <font class="stringliteral">"F10"</font>, <font class="keyword">true</font>},
00075         {DIK_F11, <a class="code" href="namespaceNLMISC.html#a296a123">KeyF11</a>, <font class="stringliteral">"F11"</font>, <font class="keyword">true</font>},
00076         {DIK_F12, <a class="code" href="namespaceNLMISC.html#a296a124">KeyF12</a>, <font class="stringliteral">"F12"</font>, <font class="keyword">true</font>},
00077         {DIK_F13, <a class="code" href="namespaceNLMISC.html#a296a125">KeyF13</a>, <font class="stringliteral">"F13"</font>, <font class="keyword">true</font>},
00078         {DIK_F14, <a class="code" href="namespaceNLMISC.html#a296a126">KeyF14</a>, <font class="stringliteral">"F14"</font>, <font class="keyword">true</font>},
00079         {DIK_F15, <a class="code" href="namespaceNLMISC.html#a296a127">KeyF15</a>, <font class="stringliteral">"F15"</font>, <font class="keyword">true</font>},
00080         <font class="comment">//</font>
00081         {DIK_NUMPAD0, <a class="code" href="namespaceNLMISC.html#a296a97">KeyNUMPAD0</a>, <font class="stringliteral">"NUMPAD0"</font>, <font class="keyword">true</font>},
00082         {DIK_NUMPAD1, <a class="code" href="namespaceNLMISC.html#a296a98">KeyNUMPAD1</a>, <font class="stringliteral">"NUMPAD1"</font>, <font class="keyword">true</font>},
00083         {DIK_NUMPAD2, <a class="code" href="namespaceNLMISC.html#a296a99">KeyNUMPAD2</a>, <font class="stringliteral">"NUMPAD2"</font>, <font class="keyword">true</font>},
00084         {DIK_NUMPAD3, <a class="code" href="namespaceNLMISC.html#a296a100">KeyNUMPAD3</a>, <font class="stringliteral">"NUMPAD3"</font>, <font class="keyword">true</font>},
00085         {DIK_NUMPAD4, <a class="code" href="namespaceNLMISC.html#a296a101">KeyNUMPAD4</a>, <font class="stringliteral">"NUMPAD4"</font>, <font class="keyword">true</font>},
00086         {DIK_NUMPAD5, <a class="code" href="namespaceNLMISC.html#a296a102">KeyNUMPAD5</a>, <font class="stringliteral">"NUMPAD5"</font>, <font class="keyword">true</font>},
00087         {DIK_NUMPAD6, <a class="code" href="namespaceNLMISC.html#a296a103">KeyNUMPAD6</a>, <font class="stringliteral">"NUMPAD6"</font>, <font class="keyword">true</font>},
00088         {DIK_NUMPAD7, <a class="code" href="namespaceNLMISC.html#a296a104">KeyNUMPAD7</a>, <font class="stringliteral">"NUMPAD7"</font>, <font class="keyword">true</font>},
00089         {DIK_NUMPAD8, <a class="code" href="namespaceNLMISC.html#a296a105">KeyNUMPAD8</a>, <font class="stringliteral">"NUMPAD8"</font>, <font class="keyword">true</font>},
00090         {DIK_NUMPAD9, <a class="code" href="namespaceNLMISC.html#a296a106">KeyNUMPAD9</a>, <font class="stringliteral">"NUMPAD9"</font>, <font class="keyword">true</font>},
00091         <font class="comment">//</font>
00092         {DIK_DIVIDE, <a class="code" href="namespaceNLMISC.html#a296a112">KeyDIVIDE</a>, <font class="stringliteral">"/"</font>, <font class="keyword">true</font>},     
00093         {DIK_DECIMAL, <a class="code" href="namespaceNLMISC.html#a296a111">KeyDECIMAL</a>, <font class="stringliteral">"NUMPAD ."</font>, <font class="keyword">true</font>},
00094         <font class="comment">//</font>
00095         {DIK_LSHIFT, <a class="code" href="namespaceNLMISC.html#a296a139">KeyLSHIFT</a>, <font class="stringliteral">"LEFT SHIFT"</font>, <font class="keyword">false</font>},
00096         {DIK_RSHIFT, <a class="code" href="namespaceNLMISC.html#a296a140">KeyRSHIFT</a>, <font class="stringliteral">"RIGHT SHIFT"</font>, <font class="keyword">false</font>},  
00097         <font class="comment">//</font>
00098         {DIK_LCONTROL, <a class="code" href="namespaceNLMISC.html#a296a141">KeyLCONTROL</a>, <font class="stringliteral">"LEFT CONTROL"</font>, <font class="keyword">false</font>},
00099         {DIK_RCONTROL, <a class="code" href="namespaceNLMISC.html#a296a142">KeyRCONTROL</a>, <font class="stringliteral">"RIGHT CONTROL"</font>, <font class="keyword">false</font>},
00100         <font class="comment">//</font>
00101         {DIK_LMENU, <a class="code" href="namespaceNLMISC.html#a296a143">KeyLMENU</a>, <font class="stringliteral">"ALT"</font>, <font class="keyword">false</font>},
00102         {DIK_RMENU, <a class="code" href="namespaceNLMISC.html#a296a144">KeyRMENU</a>, <font class="stringliteral">"ALT GR"</font>, <font class="keyword">false</font>},
00103         <font class="comment">//</font>
00104         {DIK_UP, <a class="code" href="namespaceNLMISC.html#a296a84">KeyUP</a>, <font class="stringliteral">"UP"</font>, <font class="keyword">true</font>},
00105         {DIK_PRIOR, <a class="code" href="namespaceNLMISC.html#a296a79">KeyPRIOR</a>, <font class="stringliteral">"PRIOR"</font>, <font class="keyword">true</font>},
00106         {DIK_LEFT, <a class="code" href="namespaceNLMISC.html#a296a83">KeyLEFT</a>, <font class="stringliteral">"LEFT"</font>, <font class="keyword">true</font>},
00107         {DIK_RIGHT, <a class="code" href="namespaceNLMISC.html#a296a85">KeyRIGHT</a>, <font class="stringliteral">"RIGHT"</font>, <font class="keyword">true</font>},
00108         {DIK_END, <a class="code" href="namespaceNLMISC.html#a296a81">KeyEND</a>, <font class="stringliteral">"END"</font>, <font class="keyword">true</font>},
00109         {DIK_DOWN, <a class="code" href="namespaceNLMISC.html#a296a86">KeyDOWN</a>, <font class="stringliteral">"DOWN"</font>, <font class="keyword">true</font>},
00110         {DIK_NEXT, <a class="code" href="namespaceNLMISC.html#a296a80">KeyNEXT</a>, <font class="stringliteral">"NEXT"</font>, <font class="keyword">true</font>},
00111         {DIK_INSERT, <a class="code" href="namespaceNLMISC.html#a296a91">KeyINSERT</a>, <font class="stringliteral">"INSERT"</font>, <font class="keyword">true</font>},
00112         {DIK_DELETE, <a class="code" href="namespaceNLMISC.html#a296a92">KeyDELETE</a>, <font class="stringliteral">"DELETE"</font>, <font class="keyword">true</font>},
00113         {DIK_HOME, <a class="code" href="namespaceNLMISC.html#a296a82">KeyHOME</a>, <font class="stringliteral">"HOME"</font>, <font class="keyword">true</font>},
00114         {DIK_LWIN, <a class="code" href="namespaceNLMISC.html#a296a94">KeyLWIN</a>, <font class="stringliteral">"LEFT WIN"</font>, <font class="keyword">false</font>},
00115         {DIK_RWIN, <a class="code" href="namespaceNLMISC.html#a296a95">KeyRWIN</a>, <font class="stringliteral">"RIGHT WIN"</font>, <font class="keyword">false</font>},
00116         {DIK_APPS, <a class="code" href="namespaceNLMISC.html#a296a96">KeyAPPS</a>, <font class="stringliteral">"APPS"</font>, <font class="keyword">false</font>},             
00117         <font class="comment">//</font>
00118         {DIK_SYSRQ, <a class="code" href="namespaceNLMISC.html#a296a90">KeySNAPSHOT</a>, <font class="stringliteral">"SNAPSHOT"</font>, <font class="keyword">false</font>},
00119         {DIK_SCROLL, <a class="code" href="namespaceNLMISC.html#a296a138">KeySCROLL</a>, <font class="stringliteral">"SCROLL"</font>, <font class="keyword">false</font>},
00120         {DIK_PAUSE, <a class="code" href="namespaceNLMISC.html#a296a64">KeyPAUSE</a>, <font class="stringliteral">"PAUSE"</font>, <font class="keyword">false</font>},
00121         <font class="comment">//      </font>
00122         {DIK_NUMLOCK, <a class="code" href="namespaceNLMISC.html#a296a137">KeyNUMLOCK</a>, <font class="stringliteral">"NUMLOCK"</font>, <font class="keyword">false</font>},            
00123         <font class="comment">//</font>
00124         <font class="comment">//{DIK_NUMPADENTER, KeyRETURN, "ENTER", true},</font>
00125         <font class="comment">//</font>
00126         {DIK_CONVERT, <a class="code" href="namespaceNLMISC.html#a296a74">KeyCONVERT</a>, <font class="stringliteral">"CONVERT"</font>, <font class="keyword">false</font>},
00127         {DIK_NOCONVERT, <a class="code" href="namespaceNLMISC.html#a296a75">KeyNONCONVERT</a>, <font class="stringliteral">"NOCONVERT"</font>, <font class="keyword">true</font>},
00128         <font class="comment">//</font>
00129         {DIK_KANA, <a class="code" href="namespaceNLMISC.html#a296a66">KeyKANA</a>, <font class="keyword">false</font>},
00130         {DIK_KANJI, <a class="code" href="namespaceNLMISC.html#a296a72">KeyKANJI</a>, <font class="keyword">false</font>},
00131 };
00132 
00133 
00135 <font class="keyword">const</font> CKeyConv  *CDIKeyboard::DIKeyToNelKeyTab[CDIKeyboard::NumKeys];
00136 
00138 CDIKeyboard::CDIKeyboard(CWinEventEmitter *we, HWND hwnd)       
00139 :       _Keyboard(NULL),                
00140         _WE(we),
00141         ShiftPressed(false),
00142         CtrlPressed(false),
00143         AltPressed(false),
00144         _CapsLockToggle(true),
00145         _hWnd(hwnd),
00146         _RepeatDelay(250),
00147         _RepeatPeriod(200),
00148         _FirstPressDate(-1),
00149         _LastDIKeyPressed(0)
00150 {               
00151         <font class="keywordflow">if</font> (::GetKeyboardState((PBYTE) _VKKeyState) == FALSE)
00152         {
00153                 std::fill(_VKKeyState, _VKKeyState + NumKeys, 0);
00154         }
00155         <font class="comment">//      test wether the user toggle its keyboard with shift or not..</font>
00156         HKEY hKey;
00157         <font class="keywordflow">if</font> (::RegOpenKeyEx(HKEY_CURRENT_USER, <font class="stringliteral">"Keyboard Layout"</font>, 0, KEY_READ, &amp;hKey) == ERROR_SUCCESS)
00158         {
00159                 DWORD <a class="code" href="driver__opengl__extension__def_8h.html#a251">type</a> = REG_DWORD;
00160                 DWORD value;
00161                 DWORD size = <font class="keyword">sizeof</font>(DWORD);
00162                 <font class="keywordflow">if</font> (::RegQueryValueEx(hKey, <font class="stringliteral">"Attributes"</font>, NULL, &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a251">type</a>, (LPBYTE) &amp;value, &amp;size) == ERROR_SUCCESS)
00163                 {
00164                         _CapsLockToggle = (value &amp; (1 &lt;&lt; 16)) == 0;
00165                 }
00166                 ::RegCloseKey(hKey);
00167         }
00168         <font class="comment">// get repeat delay and period</font>
00169         <font class="keywordtype">int</font> keybDelay;
00170         <font class="keywordflow">if</font> (::SystemParametersInfo(SPI_GETKEYBOARDDELAY, 0, &amp;keybDelay, 0) != 0)
00171         {
00172                 _RepeatDelay = 250 + 250 * keybDelay;
00173         }
00174         DWORD keybSpeed;
00175         <font class="keywordflow">if</font> (::SystemParametersInfo(SPI_GETKEYBOARDSPEED, 0, &amp;keybSpeed, 0) != 0)
00176         {
00177                 _RepeatPeriod = (uint) (1000.f / (keybSpeed * (27.5f / 31.f) + 2.5f));
00178         }
00179         <font class="comment">// get keyboard layout</font>
00180         _KBLayout = ::GetKeyboardLayout(NULL);
00181 
00182         _RepetitionDisabled.resize(NumKeys);    
00183         _RepetitionDisabled.clearAll();
00184 }
00185 
00187 <font class="keywordtype">void</font>    CDIKeyboard::updateVKKeyState(<a class="code" href="types__nl_8h.html#a14">uint</a> diKey, <font class="keywordtype">bool</font> pressed, <a class="code" href="namespaceNLMISC.html#a296">TKey</a> &amp;keyValue, <a class="code" href="namespaceNLMISC.html#a296">TKey</a> &amp;charValue)
00188 {
00189         <font class="keywordtype">bool</font> extKey;
00190         <font class="keywordtype">bool</font> repeatable;
00191         keyValue = DIKeyToNelKey(diKey, extKey, repeatable);
00192         <font class="comment">//</font>
00193         <font class="keywordflow">if</font> (keyValue == 0)
00194         {
00195                 charValue = keyValue;
00196                 <font class="keywordflow">return</font>;
00197         }
00198         <font class="comment">//</font>
00199         <font class="keywordflow">if</font> (pressed)
00200         {
00201                 <font class="comment">// check for toggle key </font>
00202                 <font class="keywordflow">switch</font> (keyValue)
00203                 {                                               
00204                         <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a64">KeyPAUSE</a>:                  
00205                         <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a66">KeyKANA</a>:                   
00206                         <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a72">KeyKANJI</a>:                          
00207                                 _VKKeyState[keyValue] ^= 0x01; <font class="comment">// toggle first bit      </font>
00208                         <font class="keywordflow">break</font>;
00209                         <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a65">KeyCAPITAL</a>:
00210                                 <font class="keywordflow">if</font> (_CapsLockToggle)
00211                                 {
00212                                         _VKKeyState[keyValue] ^= 0x01;
00213                                         <font class="comment">//toggleCapsLock(false);</font>
00214                                 }
00215                                 <font class="keywordflow">else</font>
00216                                 {
00217                                         <font class="keywordflow">if</font> ((_VKKeyState[keyValue] &amp; 0x01) == 0)
00218                                         {
00219                                                 _VKKeyState[keyValue] |= 0x01;
00220                                                 <font class="comment">//toggleCapsLock(false);</font>
00221                                         }
00222                                 }
00223                         <font class="keywordflow">break</font>;
00224                         <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a137">KeyNUMLOCK</a>:
00225                                 _VKKeyState[keyValue] ^= 0x01;
00226                                 <font class="comment">//setNumLock((_VKKeyState[keyValue] &amp; 0x01) != 0);</font>
00227                         <font class="keywordflow">break</font>;
00228                         <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a138">KeySCROLL</a>:
00229                                 _VKKeyState[keyValue] ^= 0x01;
00230                                 <font class="comment">//toggleScrollLock();</font>
00231                         <font class="keywordflow">break</font>;
00232 
00233                 }
00234 
00235                 _VKKeyState[keyValue] |= 0x80;
00236         }
00237         <font class="keywordflow">else</font>
00238         {
00239                 _VKKeyState[keyValue] &amp;= ~0x80;
00240         }       
00241         <font class="comment">//</font>
00242         <font class="keywordflow">switch</font> (keyValue)
00243         {
00244                 <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a139">KeyLSHIFT</a>: charValue = <a class="code" href="namespaceNLMISC.html#a296a61">KeySHIFT</a>; <font class="keywordflow">break</font>;
00245                 <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a140">KeyRSHIFT</a>: charValue = <a class="code" href="namespaceNLMISC.html#a296a61">KeySHIFT</a>; <font class="keywordflow">break</font>;
00246                 <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a141">KeyLCONTROL</a>: charValue = <a class="code" href="namespaceNLMISC.html#a296a62">KeyCONTROL</a>; <font class="keywordflow">break</font>;
00247                 <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a142">KeyRCONTROL</a>: charValue = <a class="code" href="namespaceNLMISC.html#a296a62">KeyCONTROL</a>; <font class="keywordflow">break</font>;
00248                 <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a143">KeyLMENU</a>: charValue = <a class="code" href="namespaceNLMISC.html#a296a63">KeyMENU</a>; <font class="keywordflow">break</font>;
00249                 <font class="keywordflow">case</font> <a class="code" href="namespaceNLMISC.html#a296a144">KeyRMENU</a>: charValue = <a class="code" href="namespaceNLMISC.html#a296a63">KeyMENU</a>; <font class="keywordflow">break</font>;
00250                 <font class="keywordflow">default</font>: charValue = keyValue; <font class="keywordflow">break</font>;
00251         }
00252         <font class="comment">//</font>
00253         <font class="keywordflow">if</font> (charValue == <a class="code" href="namespaceNLMISC.html#a296a61">KeySHIFT</a> &amp;&amp; !_CapsLockToggle)
00254         {
00255                 <font class="keywordflow">if</font> (_VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a65">KeyCAPITAL</a>] &amp; 0x01)
00256                 {
00257                         _VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a65">KeyCAPITAL</a>] &amp;= ~0x01;               
00258                         <font class="comment">//toggleCapsLock(true);</font>
00259                 }
00260         }
00261         <font class="comment">//</font>
00262         <font class="keywordflow">if</font> (charValue != keyValue)
00263         {
00264                 _VKKeyState[charValue] = _VKKeyState[keyValue];
00265         }
00266         <font class="comment">//</font>
00267         updateCtrlAltShiftValues();     
00268 }
00269 
00271 <font class="keywordtype">void</font>    CDIKeyboard::updateCtrlAltShiftValues()
00272 {
00273         ShiftPressed = (_VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a61">KeySHIFT</a>] &amp; 0x80) != 0;
00274         CtrlPressed = (_VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a62">KeyCONTROL</a>] &amp; 0x80) != 0;
00275         AltPressed = (_VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a63">KeyMENU</a>] &amp; 0x80) != 0;
00276 }
00277 
00279 CDIKeyboard::~CDIKeyboard()
00280 {
00281         <font class="keywordflow">if</font> (_Keyboard) 
00282         {
00283                 _Keyboard-&gt;Unacquire();
00284                 _Keyboard-&gt;Release();
00285         }
00286 }
00287 
00289 CDIKeyboard *CDIKeyboard::createKeyboardDevice(IDirectInput8 *di8,
00290                                                                                            HWND hwnd,
00291                                                                                            CDIEventEmitter *diEventEmitter,
00292                                                                                            CWinEventEmitter *we
00293                                                                                           ) <font class="keywordflow">throw</font>(EDirectInput)
00294 {
00295         std::auto_ptr&lt;CDIKeyboard&gt; kb(<font class="keyword">new</font> CDIKeyboard(we, hwnd));
00296         kb-&gt;_DIEventEmitter = diEventEmitter;
00297         HRESULT result = di8-&gt;CreateDevice(GUID_SysKeyboard, &amp;kb-&gt;_Keyboard, NULL);
00298         <font class="keywordflow">if</font> (result != DI_OK) <font class="keywordflow">throw</font> EDirectInputNoKeyboard();
00299         result = kb-&gt;_Keyboard-&gt;SetCooperativeLevel(hwnd, DISCL_FOREGROUND | DISCL_EXCLUSIVE);
00300         <font class="keywordflow">if</font> (result != DI_OK) <font class="keywordflow">throw</font> EDirectInputCooperativeLevelFailed();
00301         result = kb-&gt;_Keyboard-&gt;SetDataFormat(&amp;c_dfDIKeyboard);
00302         kb-&gt;setBufferSize(16);
00303         kb-&gt;_Keyboard-&gt;Acquire();               
00304         <font class="keywordflow">return</font> kb.release();
00305 }
00306 
00308 <font class="keywordtype">void</font> CDIKeyboard::poll(CInputDeviceServer *dev)
00309 {
00310         <a class="code" href="debug_8h.html#a6">nlassert</a>(_Keyboard);
00311         <a class="code" href="debug_8h.html#a6">nlassert</a>(_KeyboardBufferSize &gt; 0);
00312         <font class="keyword">static</font> std::vector&lt;DIDEVICEOBJECTDATA&gt; datas;
00313         datas.resize(_KeyboardBufferSize);
00314         DWORD numElements = _KeyboardBufferSize;
00315         HRESULT result = _Keyboard-&gt;GetDeviceData(<font class="keyword">sizeof</font>(DIDEVICEOBJECTDATA), &amp;datas[0], &amp;numElements, 0);
00316         <font class="keywordflow">if</font> (result == DIERR_NOTACQUIRED || result == DIERR_INPUTLOST)
00317         {
00318                 result = _Keyboard-&gt;Acquire();
00319                 <font class="keywordflow">if</font> (result != DI_OK) <font class="keywordflow">return</font>;
00320                 <font class="comment">// get device state</font>
00321                 ::GetKeyboardState((<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font> *) _VKKeyState);
00322                 _LastDIKeyPressed = 0;          
00323                 updateCtrlAltShiftValues();
00324                 result = _Keyboard-&gt;GetDeviceData(<font class="keyword">sizeof</font>(DIDEVICEOBJECTDATA), &amp;datas[0], &amp;numElements, 0);
00325                 <font class="keywordflow">if</font> (result != DI_OK) <font class="keywordflow">return</font>;
00326         }
00327         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (result != DI_OK)
00328         {       
00329                 <font class="keywordflow">return</font>;
00330         }
00331         
00332         _PollTime = (uint32) CTime::getLocalTime();
00333                 
00334 
00335         <font class="comment">// process each message in the list</font>
00336         <font class="keywordflow">for</font>     (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; numElements; ++k)
00337         {
00338                 CDIEvent *die = <font class="keyword">new</font> CDIEvent;
00339                 die-&gt;Emitter = <font class="keyword">this</font>;
00340                 die-&gt;Datas = datas[k];
00341                 dev-&gt;submitEvent(die);
00342         }
00343 }
00344 
00346 <font class="keywordtype">void</font>    CDIKeyboard::transitionOccured(CEventServer *server, <font class="keyword">const</font> IInputDeviceEvent *nextMessage)
00347 {       
00348         repeatKey(buildDateFromEvent(nextMessage), server);
00349 }
00350 
00352 <a class="code" href="namespaceNLMISC.html#a298">TKeyButton</a> CDIKeyboard::buildKeyButtonsFlags()<font class="keyword"> const</font>
00353 <font class="keyword"></font>{
00354         <font class="keywordflow">return</font> (TKeyButton) ( (ShiftPressed   ? <a class="code" href="namespaceNLMISC.html#a298a165">shiftKeyButton</a> : 0)
00355                                                   | (CtrlPressed  ? <a class="code" href="namespaceNLMISC.html#a298a166">altKeyButton</a>   : 0)
00356                                                   | (AltPressed   ? <a class="code" href="namespaceNLMISC.html#a298a164">ctrlKeyButton</a>  : 0)
00357                                                 );
00358 }
00359 
00361 <font class="keywordtype">void</font> CDIKeyboard::keyTriggered(<font class="keywordtype">bool</font> pressed, <a class="code" href="types__nl_8h.html#a14">uint</a> dikey, CEventServer *server, <a class="code" href="types__nl_8h.html#a10">uint32</a> date)
00362 {
00363 <font class="preprocessor">        #if 0           </font>
00364 <font class="preprocessor"></font>                <font class="keyword">const</font> <a class="code" href="types__nl_8h.html#a14">uint</a> numPairs = <font class="keyword">sizeof</font>(DIToNel) / <font class="keyword">sizeof</font>(CKeyConv);
00365                 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; numPairs; ++k)
00366                 {
00367                         <font class="keywordflow">if</font> (DIToNel[k].DIKey == key)
00368                         {
00369                                 <a class="code" href="debug_8h.html#a1">nlinfo</a>(DIToNel[k].KeyName);
00370                         }
00371                 }
00372 <font class="preprocessor">        #endif</font>
00373 <font class="preprocessor"></font>        
00374         
00375         <a class="code" href="namespaceNLMISC.html#a296">TKey</a> keyValue, charValue;               
00376         updateVKKeyState(dikey, pressed, keyValue, charValue);
00377         <font class="keywordflow">if</font> (keyValue == 0) <font class="keywordflow">return</font>;
00378 
00379         CEventKey *ek;
00380         <font class="keywordflow">if</font> (pressed ) ek = <font class="keyword">new</font> CEventKeyDown(keyValue, buildKeyButtonsFlags(), <font class="keyword">false</font>, _DIEventEmitter);
00381                                  <font class="keywordflow">else</font> ek = <font class="keyword">new</font> CEventKeyUp(keyValue, buildKeyButtonsFlags(), _DIEventEmitter);
00382         server-&gt;postEvent(ek);
00383 
00384         <font class="keywordflow">if</font> (pressed)
00385         {
00386                 <font class="keywordflow">if</font> (_RepetitionDisabled[(uint) keyValue] == <font class="keyword">false</font>)
00387                 {
00388                         _LastEmitDate = _FirstPressDate = date;
00389                         _LastDIKeyPressed = dikey;
00390                 }
00391                 <font class="keywordflow">else</font> <font class="comment">// not a repeatable key</font>
00392                 {
00393                         _LastDIKeyPressed = 0;
00394                         <font class="keywordflow">return</font>;
00395                 }
00396         }
00397         <font class="keywordflow">else</font>
00398         {
00399                 <font class="comment">// key released ?</font>
00400                 <font class="keywordflow">if</font> (dikey == _LastDIKeyPressed)
00401                 {
00402                         _LastDIKeyPressed = 0;
00403                 }
00404                 
00405                 <font class="keywordflow">if</font> (_RepetitionDisabled[(uint) keyValue] == <font class="keyword">true</font>)
00406                 {
00407                         <font class="keywordflow">return</font>;
00408                 }
00409         }
00410 
00411         <font class="comment">// first char event (if repetition not disabled)        </font>
00412         <font class="keywordflow">if</font> (keyValue &gt;= <a class="code" href="namespaceNLMISC.html#a296a97">KeyNUMPAD0</a> &amp;&amp; keyValue &lt;= <a class="code" href="namespaceNLMISC.html#a296a106">KeyNUMPAD9</a> || keyValue == <a class="code" href="namespaceNLMISC.html#a296a111">KeyDECIMAL</a>)
00413         {
00414                 <font class="keywordflow">if</font> ((_VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a137">KeyNUMLOCK</a>] &amp; 0x01) != 0)
00415                 {
00416                         sendUnicode(charValue, dikey, server, pressed);
00417                 }
00418         }
00419         <font class="keywordflow">else</font>
00420         {
00421                 sendUnicode(charValue, dikey, server, pressed);
00422         }       
00423         
00424         _FirstPressDate  = date;        
00425 }
00426 
00428 <font class="keywordtype">void</font> CDIKeyboard::submit(IInputDeviceEvent *deviceEvent, CEventServer *server)
00429 {
00430         CDIEvent *die = safe_cast&lt;CDIEvent *&gt;(deviceEvent);
00431         <font class="keywordtype">bool</font> pressed = (die-&gt;Datas.dwData &amp; 0x80) != 0; 
00432         keyTriggered(pressed, (<a class="code" href="types__nl_8h.html#a14">uint</a>) die-&gt;Datas.dwOfs, server, die-&gt;Datas.dwTimeStamp);                 
00433 }
00434 
00436 <a class="code" href="namespaceNLMISC.html#a297">TMouseButton</a>    CDIKeyboard::buildKeyboardButtonFlags()<font class="keyword"> const</font>
00437 <font class="keyword"></font>{
00438         <a class="code" href="debug_8h.html#a6">nlassert</a>(_Keyboard);
00439         <font class="keywordflow">return</font> _DIEventEmitter-&gt;buildKeyboardButtonFlags();
00440 }
00441 
00443 <font class="keywordtype">bool</font>    CDIKeyboard::setBufferSize(<a class="code" href="types__nl_8h.html#a14">uint</a> size)
00444 {
00445         <a class="code" href="debug_8h.html#a6">nlassert</a>(size &gt; 0);
00446         <a class="code" href="debug_8h.html#a6">nlassert</a>(_Keyboard);
00447         _Keyboard-&gt;Unacquire(); 
00448         DIPROPDWORD dipdw;
00449     dipdw.diph.dwSize       = <font class="keyword">sizeof</font>(DIPROPDWORD);
00450     dipdw.diph.dwHeaderSize = <font class="keyword">sizeof</font>(DIPROPHEADER);
00451     dipdw.diph.dwObj        = 0;
00452     dipdw.diph.dwHow        = DIPH_DEVICE;
00453     dipdw.dwData            = size;
00454         HRESULT                                 <a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> = _Keyboard-&gt;SetProperty( DIPROP_BUFFERSIZE, &amp;dipdw.diph );
00455         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a262">r</a> != DI_OK)                 <font class="keywordflow">return</font> <font class="keyword">false</font>;   
00456         _KeyboardBufferSize = size;
00457         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00458 }
00459 
00461 <a class="code" href="types__nl_8h.html#a14">uint</a>    CDIKeyboard::getBufferSize()<font class="keyword"> const</font>
00462 <font class="keyword"></font>{
00463         <font class="keywordflow">return</font> _KeyboardBufferSize;
00464 }
00465 
00467 <a class="code" href="namespaceNLMISC.html#a296">TKey</a> CDIKeyboard::DIKeyToNelKey(<a class="code" href="types__nl_8h.html#a14">uint</a> diKey, <font class="keywordtype">bool</font> &amp;extKey, <font class="keywordtype">bool</font> &amp;repeatable)
00468 {       
00469         <font class="comment">// some key are not handled by MapVirtualKeyEx so we need to convert them ourselves</font>
00470         <font class="keyword">static</font> tableBuilt = <font class="keyword">false</font>;
00471 
00472         <font class="keywordflow">if</font> (!tableBuilt)
00473         {
00474                 <a class="code" href="types__nl_8h.html#a14">uint</a> k;
00475                 <font class="keywordflow">for</font> (k = 0; k &lt; NumKeys; ++k)
00476                 {
00477                         DIKeyToNelKeyTab[k] = NULL; <font class="comment">// set as not a valid key by default</font>
00478                 }
00479                 <font class="keyword">const</font> <a class="code" href="types__nl_8h.html#a14">uint</a> numPairs = <font class="keyword">sizeof</font>(DIToNel) / <font class="keyword">sizeof</font>(CKeyConv);
00480                 <font class="keywordflow">for</font> (k = 0; k &lt; numPairs; ++k)
00481                 {       
00482                         DIKeyToNelKeyTab[DIToNel[k].DIKey] = &amp;DIToNel[k];
00483                 }                       
00484                 tableBuilt = <font class="keyword">true</font>;
00485         }
00486         
00487 
00488         <font class="comment">//</font>
00489         <font class="keywordflow">if</font> (DIKeyToNelKeyTab[diKey] != NULL)
00490         {                       
00491                 <font class="keyword">const</font> CKeyConv &amp;keyConv = *DIKeyToNelKeyTab[diKey];             
00492                 extKey     = <font class="keyword">true</font>;
00493                 repeatable = keyConv.Repeatable;
00494                 <font class="keywordflow">return</font> keyConv.NelKey;
00495         }       
00496 
00497 
00498 
00499         <font class="comment">// try doing the conversion using MapVirtualKey         </font>
00500         <a class="code" href="namespaceNLMISC.html#a296">TKey</a> key = (TKey) ::MapVirtualKeyEx(diKey, 1, _KBLayout);       
00501         extKey = <font class="keyword">false</font>;
00502         <font class="keywordflow">return</font> key;
00503 }
00504         
00506 <font class="keywordtype">void</font>    CDIKeyboard::sendUnicode(<a class="code" href="namespaceNLMISC.html#a296">TKey</a> vkey, <a class="code" href="types__nl_8h.html#a14">uint</a> dikey, CEventServer *server, <font class="keywordtype">bool</font> pressed)
00507 {       
00508         <font class="keyword">const</font> <a class="code" href="types__nl_8h.html#a14">uint</a> maxNumKeys = 8;
00509         WCHAR keyUnicodes[maxNumKeys];                                  
00510         <a class="code" href="types__nl_8h.html#a6">uint8</a> oldShift = _VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a61">KeySHIFT</a>];
00512         <font class="keywordflow">if</font> (!_CapsLockToggle &amp;&amp; _VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a65">KeyCAPITAL</a>] &amp; 0x01)
00513         {               
00514                 _VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a61">KeySHIFT</a>] = 0;
00515         }
00516         <font class="comment">//</font>
00517         <font class="keywordtype">int</font> res = ::ToUnicodeEx(vkey, dikey | (pressed ? 0 : (1 &lt;&lt; 15)), (<font class="keywordtype">unsigned</font> <font class="keywordtype">char</font> *) _VKKeyState, keyUnicodes, maxNumKeys, 0, _KBLayout);
00518         <font class="comment">//</font>
00519         _VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a61">KeySHIFT</a>] = oldShift;
00520         <font class="comment">//</font>
00521         <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a13">sint</a> k = 0; k &lt; res; ++k)
00522         {
00523                 CEventChar *evc = <font class="keyword">new</font> CEventChar((<a class="code" href="types__nl_8h.html#a15">ucchar</a>) keyUnicodes[k], buildKeyButtonsFlags(), _DIEventEmitter);
00524                 server-&gt;postEvent(evc);
00525         }
00526 }
00527 
00529 <font class="keywordtype">void</font>    CDIKeyboard::repeatKey(<a class="code" href="types__nl_8h.html#a10">uint32</a> currentDate, CEventServer *server)
00530 {       
00531         <font class="keywordflow">if</font> (_LastDIKeyPressed == 0 || _LastDIKeyPressed == DIK_INSERT) <font class="keywordflow">return</font>;
00532         <font class="keywordtype">bool</font> extKey;
00533         <font class="keywordtype">bool</font> repeatable;
00534         <a class="code" href="namespaceNLMISC.html#a296">TKey</a> vkey = DIKeyToNelKey(_LastDIKeyPressed, extKey, repeatable);
00535         <font class="keywordflow">if</font> (vkey == 0) <font class="keywordflow">return</font>;  
00536         <font class="keywordflow">if</font> (currentDate - _FirstPressDate &lt; _RepeatDelay) <font class="keywordflow">return</font>;       
00537 
00538         <a class="code" href="types__nl_8h.html#a9">sint32</a> firstDate = _LastEmitDate - (_FirstPressDate + _RepeatDelay);
00539         <a class="code" href="types__nl_8h.html#a9">sint32</a> lastDate = currentDate - (_FirstPressDate + _RepeatDelay);
00540         <font class="keywordflow">if</font> (firstDate &lt; 0) firstDate = 0;
00541 
00542         <font class="keywordflow">if</font> (lastDate &lt; firstDate) <font class="keywordflow">return</font>;
00543         
00544         <a class="code" href="types__nl_8h.html#a14">uint</a> numRep = (uint) ((lastDate + _RepeatPeriod - 1) / _RepeatPeriod  - (firstDate + _RepeatPeriod - 1) / _RepeatPeriod);       
00545         numRep = <a class="code" href="bit__set_8cpp.html#a0">std::min</a>(16u, numRep); <font class="comment">// too much repetitions don't make sense...</font>
00546         <font class="keywordflow">if</font> ((sint) numRep &lt; 0) <font class="keywordflow">return</font>; <font class="comment">// 50 days loop..</font>
00547 
00548         
00549         <font class="comment">// numpad case</font>
00550         <font class="keywordflow">if</font> (vkey &gt;= <a class="code" href="namespaceNLMISC.html#a296a97">KeyNUMPAD0</a> &amp;&amp; vkey &lt;= <a class="code" href="namespaceNLMISC.html#a296a106">KeyNUMPAD9</a> || vkey == <a class="code" href="namespaceNLMISC.html#a296a111">KeyDECIMAL</a>)
00551         {
00552                 <font class="comment">// check wether numlock is activated</font>
00553                 <font class="keywordflow">if</font> ((_VKKeyState[<a class="code" href="namespaceNLMISC.html#a296a137">KeyNUMLOCK</a>] &amp; 0x01) != 0)
00554                 {
00555                         <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; numRep; ++k)
00556                         {       
00557                                 sendUnicode(vkey, _LastDIKeyPressed, server, <font class="keyword">true</font>);
00558                         }
00559                 }
00560                 <font class="keywordflow">else</font>
00561                 {
00562                         <font class="comment">// arrow, home, end.. events</font>
00563                         <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; numRep; ++k)
00564                         {       
00565                                 CEventKey *ek = <font class="keyword">new</font> CEventKeyDown(vkey, buildKeyButtonsFlags(), <font class="keyword">true</font>, _DIEventEmitter);
00566                                 server-&gt;postEvent(ek);
00567                         }
00568                 }
00569         }
00570         <font class="keywordflow">else</font>
00571         {
00572                 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; numRep; ++k)
00573                 {
00574                         <font class="comment">// if it is an extended key, repetition won't be managed by sendUnicode</font>
00575                         <font class="keywordflow">if</font> (extKey &amp;&amp; repeatable)
00576                         {
00577                                 CEventKey *ek = <font class="keyword">new</font> CEventKeyDown(vkey, buildKeyButtonsFlags(), <font class="keyword">true</font>, _DIEventEmitter);
00578                                 server-&gt;postEvent(ek);
00579                         }
00580                         <font class="keywordflow">else</font>
00581                         {
00582                                 sendUnicode(vkey, _LastDIKeyPressed, server, <font class="keyword">true</font>);
00583                         }                       
00584                 }
00585         }
00586         
00587         _LastEmitDate = currentDate;
00588 }
00589 
00591 <a class="code" href="types__nl_8h.html#a10">uint32</a>  CDIKeyboard::buildDateFromEvent(<font class="keyword">const</font> IInputDeviceEvent *deviceEvent)
00592 {
00593         <font class="keywordflow">if</font> (deviceEvent)
00594         {
00595                 <font class="keyword">const</font> CDIEvent *die = safe_cast&lt;const CDIEvent *&gt;(deviceEvent);
00596                 <font class="keywordflow">return</font> (uint32) die-&gt;Datas.dwData;
00597         }
00598         <font class="keywordflow">else</font>
00599         {
00600                 <font class="keywordflow">return</font> _PollTime;       
00601         }
00602 }
00603 
00605 <font class="keywordtype">void</font> CDIKeyboard::disableRepetition(<font class="keyword">const</font> <a class="code" href="namespaceNLMISC.html#a296">TKey</a> *keyTab, <a class="code" href="types__nl_8h.html#a14">uint</a> numKey)
00606 {
00607         _RepetitionDisabled.clearAll();
00608         <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; numKey; ++k)
00609         {
00610                 _RepetitionDisabled.set((<a class="code" href="types__nl_8h.html#a13">sint</a>) keyTab[k]);
00611         }
00612 
00613         <font class="keywordflow">if</font> (_LastDIKeyPressed != 0)
00614         {
00615                 <font class="keywordtype">bool</font> extKey;
00616                 <font class="keywordtype">bool</font> repeatable;
00617                 <a class="code" href="namespaceNLMISC.html#a296">TKey</a> key = DIKeyToNelKey(_LastDIKeyPressed, extKey, repeatable);
00618                 <font class="keywordflow">if</font> (_RepetitionDisabled[(uint) key])
00619                 {
00620                         <font class="comment">// disable this key repetition</font>
00621                         _LastDIKeyPressed = 0;
00622                 }
00623         }
00624 }
00625 
00627 <a class="code" href="types__nl_8h.html#a14">uint</a> CDIKeyboard::getNumDisabledRepetition()<font class="keyword"> const</font>
00628 <font class="keyword"></font>{
00629         <a class="code" href="types__nl_8h.html#a14">uint</a> numKey = 0;
00630         <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; NumKeys; ++k)
00631         {
00632                 <font class="keywordflow">if</font> (_RepetitionDisabled[k]) ++numKey;
00633         }
00634         <font class="keywordflow">return</font> numKey;
00635 }
00636 
00638 <font class="keywordtype">void</font> CDIKeyboard::getDisabledRepetitions(<a class="code" href="namespaceNLMISC.html#a296">TKey</a> *destTab)<font class="keyword"> const</font>
00639 <font class="keyword"></font>{
00640         <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> k = 0; k &lt; NumKeys; ++k)
00641         {
00642                 <font class="keywordflow">if</font> (_RepetitionDisabled[k]) *destTab++ = (TKey) k;
00643         }
00644 }
00645 
00646 
00647 
00648 } <font class="comment">// NLMISC</font>
00649 
00650 
00651 <font class="preprocessor">#endif NL_OS_WINDOWS</font>
</pre></div>

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