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<hr><h1>di_event_emitter.h</h1><a href="di__event__emitter_8h.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 <font class="preprocessor">#ifndef NL_DI_EVENT_EMITTER_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_DI_EVENT_EMITTER_H</font>
00028 <font class="preprocessor"></font>
00029
00030
00031 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00032
00033
00034 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
00035 <font class="preprocessor"></font>
00036
00037 <font class="preprocessor">#define DIRECTINPUT_VERSION 0x0800</font>
00038 <font class="preprocessor"></font>
00039 <font class="preprocessor">#include "<a class="code" href="input__device__server_8h.html">nel/misc/input_device_server.h</a>"</font>
00040 <font class="preprocessor">#include "<a class="code" href="input__device__manager_8h.html">nel/misc/input_device_manager.h</a>"</font>
00041 <font class="preprocessor">#include "<a class="code" href="event__emitter_8h.html">nel/misc/event_emitter.h</a>"</font>
00042 <font class="preprocessor">#include "<a class="code" href="smart__ptr_8h.html">nel/misc/smart_ptr.h</a>"</font>
00043 <font class="preprocessor">#include "<a class="code" href="events_8h.html">nel/misc/events.h</a>"</font>
00044 <font class="preprocessor">#include "<a class="code" href="rect_8h.html">nel/misc/rect.h</a>"</font>
00045 <font class="preprocessor">#include "<a class="code" href="game__device_8h.html">nel/misc/game_device.h</a>"</font>
00046 <font class="preprocessor">#include <windows.h></font>
00047 <font class="preprocessor">#include <dinput.h></font>
00048
00049
00050
00051 <font class="keyword">namespace </font>NLMISC
00052 {
00053
00054
00055 <font class="keyword">class </font>CWinEventEmitter;
00056 <font class="keyword">class </font>CDIKeyboard;
00057 <font class="keyword">class </font>CDIMouse;
00058 <font class="keyword">struct </font>IMouseDevice;
00059 <font class="keyword">struct </font>IKeyboardDevice;
00060
00061 <font class="comment">//</font>
00062 <font class="keyword">struct </font>EDirectInput : <font class="keyword">public</font> EInputDevice
00063 {
00064 EDirectInput(<font class="keyword">const</font> <font class="keywordtype">char</font> *reason) : EInputDevice(reason) {}
00065 };
00066 <font class="comment">//</font>
00067 <font class="keyword">struct </font>EDirectInputLibNotFound : <font class="keyword">public</font> EDirectInput
00068 {
00069 EDirectInputLibNotFound() : EDirectInput("can'<a class="code" href="driver__opengl__extension__def_8h.html#a261">t</a> found the direct input dll") {}
00070 };
00071 <font class="comment">//</font>
00072 <font class="keyword">struct </font>EDirectInputInitFailed : <font class="keyword">public</font> EDirectInput
00073 {
00074 EDirectInputInitFailed() : EDirectInput("Direct input initialization failed") {}
00075 };
00076 <font class="comment">//</font>
00077 <font class="keyword">struct </font>EDirectInputCooperativeLevelFailed : <font class="keyword">public</font> EDirectInput
00078 {
00079 EDirectInputCooperativeLevelFailed() : EDirectInput("Direct Input Device Cooperative <a class="code" href="driver__opengl__extension__def_8h.html#a264">level</a> couldn'<a class="code" href="driver__opengl__extension__def_8h.html#a261">t</a> be set") {}
00080 };
00081
00082
00083 <font class="comment">// Class to represent Direct Inputs events</font>
00084 <font class="keyword">struct </font>CDIEvent : <font class="keyword">public</font> IInputDeviceEvent
00085 {
00086 <font class="comment">// TODO : redefine operator new ?</font>
00087 <font class="keyword">virtual</font> <font class="keywordtype">bool</font> <a class="code" href="zone__lighter_8cpp.html#a13">operator < </a>(<font class="keyword">const</font> IInputDeviceEvent &ide)<font class="keyword"> const</font>
00088 <font class="keyword"> </font>{
00089 <font class="comment">// just compare the dates</font>
00090 <font class="keywordflow">return</font> Datas.dwTimeStamp < (safe_cast<const CDIEvent *>(&ide))->Datas.dwTimeStamp;
00091 }
00092 DIDEVICEOBJECTDATA Datas;
00093 };
00094
00103 <font class="keyword">class </font>CDIEventEmitter : <font class="keyword">public</font> IEventEmitter, <font class="keyword">public</font> IInputDeviceManager
00104 {
00105 <font class="keyword">public</font>:
00113 <font class="keyword">static</font> CDIEventEmitter *create(HINSTANCE hinst, HWND hwnd, CWinEventEmitter *we);
00114 ~CDIEventEmitter();
00115 <font class="keyword">public</font>:
00116
00118 <font class="keywordtype">void</font> poll(CEventServer *server = NULL);
00119
00121
00122
00125 <font class="keyword">virtual</font> IMouseDevice *getMouseDevice() <font class="keywordflow">throw</font>(EInputDevice);
00127 <font class="keyword">virtual</font> <font class="keywordtype">void</font> releaseMouse();
00132 <font class="keyword">virtual</font> IKeyboardDevice *getKeyboardDevice() <font class="keywordflow">throw</font>(EInputDevice);
00134 <font class="keyword">virtual</font> <font class="keywordtype">void</font> releaseKeyboard();
00135 <font class="comment">// Enumerates current game devices (gamepads, joystick etc.). The result is stored in the given vector</font>
00136 <font class="keyword">virtual</font> <font class="keywordtype">void</font> enumerateGameDevice(<a class="code" href="namespaceNLMISC.html#a167">TDeviceDescVect</a> &descs) <font class="keywordflow">throw</font>(EInputDevice);
00137 <font class="comment">// Create the given game device from its instance name. It also means that it will begin to sends inputs</font>
00138 <font class="keyword">virtual</font> IGameDevice *createGameDevice(<font class="keyword">const</font> std::string &instanceName) <font class="keywordflow">throw</font>(EInputDevice);
00139 <font class="comment">// Release the given game device</font>
00140 <font class="keyword">virtual</font> <font class="keywordtype">void</font> releaseGameDevice(IGameDevice *);
00142
00144 <font class="keyword">virtual</font> <font class="keywordtype">void</font> submitEvents(CEventServer &server);
00145
00146 <font class="comment">// Build a TMouseButton value from the current buttons state</font>
00147 <a class="code" href="namespaceNLMISC.html#a297">TMouseButton</a> buildButtonsFlags() <font class="keyword">const</font>;
00148 <font class="comment">// Build a TMouseButton value (but with no mouse values)</font>
00149 <a class="code" href="namespaceNLMISC.html#a297">TMouseButton</a> buildKeyboardButtonFlags()<font class="keyword"> const</font>
00150 <font class="keyword"> </font>{
00151 <font class="keywordflow">return</font> (TMouseButton) (buildButtonsFlags() & (<a class="code" href="namespaceNLMISC.html#a297a160">ctrlButton</a>|<a class="code" href="namespaceNLMISC.html#a297a161">shiftButton</a>|<a class="code" href="namespaceNLMISC.html#a297a162">altButton</a>));
00152 }
00153
00154 <font class="comment">//================================================================</font>
00155 <font class="comment">//================================================================</font>
00156 <font class="comment">//================================================================</font>
00157 <font class="keyword">private</font>:
00158 <font class="keyword">typedef</font> HRESULT (WINAPI * TPDirectInput8Create) (HINSTANCE hinst, DWORD dwVersion, REFIID riidltf, LPVOID* ppvOut, LPUNKNOWN punkOuter);
00159 <font class="comment">// Private internal server message, used to stored all messages internally before to dispatch them, when no server is supplied to poll(...</font>
00160 <font class="keyword">class </font>CDIEventServer : CEventServer
00161 {
00162 <font class="keyword">friend</font> <font class="keyword">class </font>CDIEventEmitter;
00163 <font class="keyword">public</font>:
00164 <font class="keywordtype">void</font> setServer (CEventServer *server)
00165 {
00166 _Server = server;
00167 }
00168 <font class="keyword">private</font>:
00169 <font class="keywordtype">bool</font> pumpEvent(CEvent *event)
00170 {
00171 CEventServer::pumpEvent(event);
00172 _Server->postEvent (event);
00173 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00174 }
00175 <font class="keyword">private</font>:
00176 CEventServer *_Server;
00177 };
00178 <font class="keyword">private</font>:
00179 HWND _hWnd;
00180 <a class="code" href="namespaceNLMISC.html#a297">TMouseButton</a> _ButtonsFlags;
00181 <a class="code" href="classNLMISC_1_1CRefPtr.html">NLMISC::CRefPtr<CWinEventEmitter></a> _WE;
00182 <font class="keyword">static</font> HMODULE _DirectInputLibHandle;
00183 <font class="keyword">static</font> TPDirectInput8Create _PDirectInput8Create;
00184 <font class="keyword">static</font> <a class="code" href="types__nl_8h.html#a14">uint</a> _NumCreatedInterfaces;
00185 <font class="keyword">private</font>:
00186 <font class="keyword">static</font> <font class="keywordtype">bool</font> loadLib();
00187 <font class="keyword">static</font> <font class="keywordtype">void</font> unloadLib();
00188 <font class="comment">//====</font>
00189 <font class="keyword">private</font>:
00190 CDIEventServer _InternalServer;
00191 CInputDeviceServer _DeviceServer;
00192 IDirectInput8 *_DInput8;
00193 CDIMouse *_Mouse;
00194 CDIKeyboard *_Keyboard;
00195 <font class="keyword">private</font>:
00196 CDIEventEmitter(HWND hwnd, CWinEventEmitter *we);
00197 };
00198
00199
00200
00201 } <font class="comment">// NLMISC</font>
00202
00203 <font class="preprocessor">#endif // NL_WINDOWS</font>
00204 <font class="preprocessor"></font>
00205
00206 <font class="preprocessor">#endif // NL_DX_EVENT_EMITTER_H</font>
00207 <font class="preprocessor"></font>
00208 <font class="comment">/* End of dx_event_emitter.h */</font>
</pre></div>
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