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<hr><h1>form_loader.cpp</h1><a href="form__loader_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 <font class="preprocessor">#include "<a class="code" href="stdgeorges_8h.html">stdgeorges.h</a>"</font>
00027 
00028 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="path_8h.html">nel/misc/path.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="i__xml_8h.html">nel/misc/i_xml.h</a>"</font>
00031 
00032 <font class="preprocessor">#include "<a class="code" href="u__form_8h.html">nel/georges/u_form.h</a>"</font>
00033 
00034 <font class="preprocessor">#include "<a class="code" href="form__loader_8h.html">form_loader.h</a>"</font>
00035 <font class="preprocessor">#include "<a class="code" href="type_8h.html">type.h</a>"</font>
00036 <font class="preprocessor">#include "<a class="code" href="form_8h.html">form.h</a>"</font>
00037 <font class="preprocessor">#include "<a class="code" href="form__dfn_8h.html">form_dfn.h</a>"</font>
00038 
00039 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00040 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00041 
00042 <font class="keyword">namespace </font>NLGEORGES 
00043 {
00044 
00045 <font class="comment">// ***************************************************************************</font>
00046 
00047 <font class="keywordtype">void</font> <a class="code" href="namespaceNLGEORGES.html#a0">warning</a> (<font class="keywordtype">bool</font> exception, <font class="keyword">const</font> <font class="keywordtype">char</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a398">format</a>, ... );
00048 
00049 <font class="comment">// ***************************************************************************</font>
00050 <font class="comment">// UFormLoader</font>
00051 <font class="comment">// ***************************************************************************</font>
00052 
<a name="l00053"></a><a class="code" href="classNLGEORGES_1_1UFormLoader.html#d0">00053</a> UFormLoader *UFormLoader::createLoader ()
00054 {
00055         <font class="keywordflow">return</font> <font class="keyword">new</font> CFormLoader;
00056 }
00057 
00058 <font class="comment">// ***************************************************************************</font>
00059 
<a name="l00060"></a><a class="code" href="classNLGEORGES_1_1UFormLoader.html#d1">00060</a> <font class="keywordtype">void</font> UFormLoader::releaseLoader (UFormLoader *loader)
00061 {
00062         <font class="keyword">delete</font> loader;
00063 }
00064 
00065 <font class="comment">// ***************************************************************************</font>
00066 <font class="comment">// CFormLoader</font>
00067 <font class="comment">// ***************************************************************************</font>
00068 
<a name="l00069"></a><a class="code" href="classNLGEORGES_1_1CFormLoader.html#a3">00069</a> CType *CFormLoader::loadType (<font class="keyword">const</font> <font class="keywordtype">char</font> *filename)
00070 {
00071         <font class="comment">// Lower string filename</font>
00072         string lowerStr = strlwr ((string)filename);
00073         lowerStr = CFile::getFilename (lowerStr);
00074 
00075         <font class="comment">// Already in the map ?</font>
00076         TTypeMap::iterator ite = <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o0">_MapType</a>.find (lowerStr);
00077         <font class="keywordflow">if</font> (ite != <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o0">_MapType</a>.end() &amp;&amp; (ite-&gt;second != NULL) )
00078         {
00079                 <font class="comment">// Return the pointer</font>
00080                 <font class="keywordflow">return</font> ite-&gt;second;
00081         }
00082         <font class="keywordflow">else</font>
00083         {
00084                 <font class="comment">// Create the type</font>
00085                 CType *<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a> = <font class="keyword">new</font> CType;
00086 
00087                 <font class="comment">// Load the type</font>
00088                 <font class="keywordflow">try</font>
00089                 {
00090                         <font class="comment">// Open the file</font>
00091                         string name = CPath::lookup (filename, <font class="keyword">false</font>, <font class="keyword">false</font>);
00092                         <font class="keywordflow">if</font> (name.empty())
00093                                 name = filename;
00094                         CIFile <a class="code" href="cf__lexical_8cpp.html#a95">file</a>;
00095                         <font class="keywordflow">if</font> (<a class="code" href="cf__lexical_8cpp.html#a95">file</a>.open (name))
00096                         {
00097                                 <font class="comment">// Init an xml stream</font>
00098                                 CIXml read;
00099                                 read.init (<a class="code" href="cf__lexical_8cpp.html#a95">file</a>);
00100 
00101                                 <font class="comment">// Read the type</font>
00102                                 <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>-&gt;read (read.getRootNode ());
00103                         }
00104                         <font class="keywordflow">else</font>
00105                         {
00106                                 <font class="comment">// Output error</font>
00107                                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadType"</font>, <font class="stringliteral">"Can't open the form file (%s)."</font>, filename);
00108 
00109                                 <font class="comment">// Delete the type</font>
00110                                 <font class="keyword">delete</font> <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>;
00111                                 <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a> = NULL;
00112                         }
00113                 }
00114                 <font class="keywordflow">catch</font> (Exception &amp;e)
00115                 {
00116                         <font class="comment">// Output error</font>
00117                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadType"</font>, <font class="stringliteral">"Error while loading the form (%s): %s"</font>, filename, e.what());
00118 
00119                         <font class="comment">// Delete the type</font>
00120                         <font class="keyword">delete</font> <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>;
00121                         <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a> = NULL;
00122                 }
00123 
00124                 <font class="comment">// Loaded ?</font>
00125                 <font class="keywordflow">if</font> (type)
00126                 {
00127                         <font class="comment">// Insert a new entry</font>
00128                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o0">_MapType</a>[lowerStr]= <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>;
00129                         ite = <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o0">_MapType</a>.find (lowerStr);
00130                         CType *typeType = ite-&gt;second;
00131                         <font class="keywordtype">int</font> <a class="code" href="namespaceNLMISC.html#a294">toto</a> = 0;
00132                 }
00133                 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>;
00134         }
00135 }
00136 
00137 <font class="comment">// ***************************************************************************</font>
00138 
<a name="l00139"></a><a class="code" href="classNLGEORGES_1_1CFormLoader.html#a4">00139</a> CFormDfn *CFormLoader::loadFormDfn (<font class="keyword">const</font> <font class="keywordtype">char</font> *filename, <font class="keywordtype">bool</font> forceLoad)
00140 {
00141         <font class="comment">// Lower string filename</font>
00142         string lowerStr = strlwr ((string)filename);
00143         lowerStr = CFile::getFilename (lowerStr);
00144 
00145         <font class="comment">// Already in the map ?</font>
00146         TFormDfnMap::iterator ite = <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o1">_MapFormDfn</a>.find (lowerStr);
00147         <font class="keywordflow">if</font> (ite != <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o1">_MapFormDfn</a>.end() &amp;&amp; ite-&gt;second)
00148         {
00149                 <font class="comment">// Return the pointer</font>
00150                 <font class="keywordflow">return</font> ite-&gt;second;
00151         }
00152         <font class="keywordflow">else</font>
00153         {
00154                 <font class="comment">// Create the formDfn</font>
00155                 CFormDfn *formDfn = <font class="keyword">new</font> CFormDfn;
00156 
00157                 <font class="comment">// Insert the form first</font>
00158                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o1">_MapFormDfn</a>[lowerStr] = formDfn;
00159 
00160                 <font class="comment">// Load the type</font>
00161                 <font class="keywordflow">try</font>
00162                 {
00163                         <font class="comment">// Open the file</font>
00164                         string name = CPath::lookup (filename, <font class="keyword">false</font>, <font class="keyword">false</font>);
00165                         <font class="keywordflow">if</font> (name.empty())
00166                                 name = filename;
00167                         CIFile <a class="code" href="cf__lexical_8cpp.html#a95">file</a>;
00168                         <font class="keywordflow">if</font> (<a class="code" href="cf__lexical_8cpp.html#a95">file</a>.open (name))
00169                         {
00170                                 <font class="comment">// Init an xml stream</font>
00171                                 CIXml read;
00172                                 read.init (<a class="code" href="cf__lexical_8cpp.html#a95">file</a>);
00173 
00174                                 <font class="comment">// Read the type</font>
00175                                 formDfn-&gt;read (read.getRootNode (), *<font class="keyword">this</font>, forceLoad, filename);
00176                         }
00177                         <font class="keywordflow">else</font>
00178                         {
00179                                 <font class="comment">// Output error</font>
00180                                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadFormDfn"</font>, <font class="stringliteral">"Can't open the form file (%s)."</font>, filename);
00181 
00182                                 <font class="comment">// Delete the formDfn</font>
00183                                 <font class="keyword">delete</font> formDfn;
00184                                 formDfn = NULL;
00185                                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o1">_MapFormDfn</a>.erase (lowerStr);
00186                         }
00187                 }
00188                 <font class="keywordflow">catch</font> (Exception &amp;e)
00189                 {
00190                         <font class="comment">// Output error</font>
00191                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadFormDfn"</font>, <font class="stringliteral">"Error while loading the form (%s): %s"</font>, filename, e.what());
00192 
00193                         <font class="comment">// Delete the formDfn</font>
00194                         <font class="keyword">delete</font> formDfn;
00195                         formDfn = NULL;
00196                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o1">_MapFormDfn</a>.erase (lowerStr);
00197                 }
00198 
00199                 <font class="keywordflow">return</font> formDfn;
00200         }
00201 }
00202 
00203 <font class="comment">// ***************************************************************************</font>
00204 
<a name="l00205"></a><a class="code" href="classNLGEORGES_1_1CFormLoader.html#a0">00205</a> UForm *<a class="code" href="load__form_8h.html#a3">CFormLoader::loadForm</a> (<font class="keyword">const</font> <font class="keywordtype">char</font> *filename)
00206 {
00207         <font class="comment">// Lower string filename</font>
00208         string lowerStr = strlwr ((string)filename);
00209         lowerStr = CFile::getFilename (lowerStr);
00210 
00211         <font class="comment">// Already in the map ?</font>
00212         TFormMap::iterator ite = <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o2">_MapForm</a>.find (lowerStr);
00213         <font class="keywordflow">if</font> (ite != <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o2">_MapForm</a>.end() &amp;&amp; ite-&gt;second)
00214         {
00215                 <font class="comment">// Return the pointer</font>
00216                 <font class="keywordflow">return</font> (CForm*)ite-&gt;second;
00217         }
00218         <font class="keywordflow">else</font>
00219         {
00220                 <font class="comment">// Create the form</font>
00221                 CForm *form = <font class="keyword">new</font> CForm;
00222 
00223                 <font class="comment">// Insert the form first</font>
00224                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o2">_MapForm</a>[lowerStr] = form;
00225 
00226                 <font class="comment">// Load the type</font>
00227                 <font class="keywordflow">try</font>
00228                 {
00229                         <font class="comment">// Get the form DFN filename</font>
00230                         string name = CFile::getFilename (filename);
00231                         uint <a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> = name.rfind (<font class="charliteral">'.'</font>);
00232                         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a> == string::npos)
00233                         {
00234                                 <font class="comment">// Output error</font>
00235                                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadForm"</font>, <font class="stringliteral">"Form name is invalid (%s). It should have the extension of its DFN type."</font>, name.c_str ());
00236 
00237                                 <font class="comment">// Delete the form</font>
00238                                 <font class="keyword">delete</font> form;
00239                                 form = NULL;
00240                                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o2">_MapForm</a>.erase (lowerStr);
00241                         }
00242                         name = name.substr (<a class="code" href="driver__opengl__extension__def_8h.html#a358">index</a>+1);
00243                         name += <font class="stringliteral">".dfn"</font>;
00244 
00245                         <font class="comment">// Load the dfn</font>
00246                         CFormDfn        *dfn = <a class="code" href="classNLGEORGES_1_1CFormLoader.html#a1">loadFormDfn</a> (name.c_str (), <font class="keyword">false</font>);
00247                         <font class="keywordflow">if</font> (dfn)
00248                         {
00249                                 <font class="comment">// Open the file</font>
00250                                 name = CPath::lookup (filename, <font class="keyword">false</font>, <font class="keyword">false</font>);
00251                                 <font class="keywordflow">if</font> (name.empty())
00252                                         name = filename;
00253                                 CIFile <a class="code" href="cf__lexical_8cpp.html#a95">file</a>;
00254                                 <font class="keywordflow">if</font> (<a class="code" href="cf__lexical_8cpp.html#a95">file</a>.open (name))
00255                                 {
00256                                         <font class="comment">// Init an xml stream</font>
00257                                         CIXml read;
00258                                         read.init (<a class="code" href="cf__lexical_8cpp.html#a95">file</a>);
00259 
00260                                         <font class="comment">// Read the form</font>
00261                                         form-&gt;read (read.getRootNode (), *<font class="keyword">this</font>, dfn, filename);
00262                                 }
00263                                 <font class="keywordflow">else</font>
00264                                 {
00265                                         <font class="comment">// Output error</font>
00266                                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadForm"</font>, <font class="stringliteral">"Can't open the form file (%s)."</font>, filename);
00267 
00268                                         <font class="comment">// Delete the form</font>
00269                                         <font class="keyword">delete</font> form;
00270                                         form = NULL;
00271                                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o2">_MapForm</a>.erase (lowerStr);
00272                                 }
00273                         }
00274                         <font class="keywordflow">else</font>
00275                         {
00276                                 <font class="comment">// Output error</font>
00277                                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadForm"</font>, <font class="stringliteral">"Can't open the dfn file (%s)."</font>, name.c_str ());
00278 
00279                                 <font class="comment">// Delete the form</font>
00280                                 <font class="keyword">delete</font> form;
00281                                 form = NULL;
00282                                 <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o2">_MapForm</a>.erase (lowerStr);
00283                         }
00284                 }
00285                 <font class="keywordflow">catch</font> (Exception &amp;e)
00286                 {
00287                         <font class="comment">// Output error</font>
00288                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">warning</a> (<font class="keyword">false</font>, <font class="stringliteral">"loadForm"</font>, <font class="stringliteral">"Error while loading the form (%s): %s"</font>, filename, e.what());
00289 
00290                         <font class="comment">// Delete the form</font>
00291                         <font class="keyword">delete</font> form;
00292                         form = NULL;
00293                         <a class="code" href="classNLGEORGES_1_1CFormLoader.html#o2">_MapForm</a>.erase (lowerStr);
00294                 }
00295 
00296                 <font class="keywordflow">return</font> form;
00297         }
00298 }
00299 
00300 <font class="comment">// ***************************************************************************</font>
00301 
<a name="l00302"></a><a class="code" href="classNLGEORGES_1_1CFormLoader.html#a1">00302</a> UFormDfn *CFormLoader::loadFormDfn (<font class="keyword">const</font> <font class="keywordtype">char</font> *filename)
00303 {
00304         <font class="keywordflow">return</font> <a class="code" href="classNLGEORGES_1_1CFormLoader.html#a1">loadFormDfn</a> (filename, <font class="keyword">false</font>);
00305 }
00306 
00307 <font class="comment">// ***************************************************************************</font>
00308 
<a name="l00309"></a><a class="code" href="classNLGEORGES_1_1CFormLoader.html#a2">00309</a> UType *CFormLoader::loadFormType (<font class="keyword">const</font> <font class="keywordtype">char</font> *filename)
00310 {
00311         <font class="keywordflow">return</font> <a class="code" href="classNLGEORGES_1_1CFormLoader.html#a3">loadType</a> (filename);
00312 }
00313 
00314 <font class="comment">// ***************************************************************************</font>
00315 
<a name="l00316"></a><a class="code" href="classNLGEORGES_1_1CFormLoader.html#c0">00316</a> <font class="keywordtype">void</font> CFormLoader::warning (<font class="keywordtype">bool</font> exception, <font class="keyword">const</font> <font class="keywordtype">char</font> *function, <font class="keyword">const</font> <font class="keywordtype">char</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a398">format</a>, ... )<font class="keyword"> const</font>
00317 <font class="keyword"></font>{
00318         <font class="comment">// Make a buffer string</font>
00319         va_list args;
00320         va_start( args, <a class="code" href="driver__opengl__extension__def_8h.html#a398">format</a> );
00321         <font class="keywordtype">char</font> buffer[1024];
00322         sint ret = vsnprintf( buffer, 1024, <a class="code" href="driver__opengl__extension__def_8h.html#a398">format</a>, args );
00323         va_end( args );
00324 
00325         <font class="comment">// Set the warning</font>
00326         <a class="code" href="namespaceNLGEORGES.html#a0">NLGEORGES::warning</a> (exception, <font class="stringliteral">"(CFormLoader::%s) : %s"</font>, function, buffer);
00327 }
00328 
00329 <font class="comment">// ***************************************************************************</font>
00330 
00331 } <font class="comment">// NLGEORGES</font>
</pre></div>

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