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<h1>src/frame_impl.cpp</h1><a href="frame__impl_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// $Id: frame_impl.cpp,v 1.9 2002/07/02 22:12:38 t1mpy Exp $</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// id3lib: a C++ library for creating and manipulating id3v1/v2 tags</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright 1999, 2000 Scott Thomas Haug</span>
<a name="l00005"></a>00005
<a name="l00006"></a>00006 <span class="comment">// This library is free software; you can redistribute it and/or modify it</span>
<a name="l00007"></a>00007 <span class="comment">// under the terms of the GNU Library General Public License as published by</span>
<a name="l00008"></a>00008 <span class="comment">// the Free Software Foundation; either version 2 of the License, or (at your</span>
<a name="l00009"></a>00009 <span class="comment">// option) any later version.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// This library is distributed in the hope that it will be useful, but WITHOUT</span>
<a name="l00012"></a>00012 <span class="comment">// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or</span>
<a name="l00013"></a>00013 <span class="comment">// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public</span>
<a name="l00014"></a>00014 <span class="comment">// License for more details.</span>
<a name="l00015"></a>00015 <span class="comment">//</span>
<a name="l00016"></a>00016 <span class="comment">// You should have received a copy of the GNU Library General Public License</span>
<a name="l00017"></a>00017 <span class="comment">// along with this library; if not, write to the Free Software Foundation,</span>
<a name="l00018"></a>00018 <span class="comment">// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="comment">// The id3lib authors encourage improvements and optimisations to be sent to</span>
<a name="l00021"></a>00021 <span class="comment">// the id3lib coordinator. Please see the README file for details on where to</span>
<a name="l00022"></a>00022 <span class="comment">// send such submissions. See the AUTHORS file for a list of people who have</span>
<a name="l00023"></a>00023 <span class="comment">// contributed to id3lib. See the ChangeLog file for a list of changes to</span>
<a name="l00024"></a>00024 <span class="comment">// id3lib. These files are distributed with id3lib at</span>
<a name="l00025"></a>00025 <span class="comment">// http://download.sourceforge.net/id3lib/</span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#if defined HAVE_CONFIG_H</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor">#include <config.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#endif</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span>
<a name="l00031"></a>00031 <span class="comment">//#include <string.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="tag_8h.html">tag.h</a>"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="frame__impl_8h.html">frame_impl.h</a>"</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include "<a class="code" href="field__impl_8h.html">field_impl.h</a>"</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include "<a class="code" href="frame__def_8h.html">frame_def.h</a>"</span>
<a name="l00036"></a>00036 <span class="preprocessor">#include "<a class="code" href="field__def_8h.html">field_def.h</a>"</span>
<a name="l00037"></a>00037
<a name="l00038"></a><a class="code" href="class_i_d3___frame_impl.html#a42e47849c1428d0dcadcb2007d23dec5">00038</a> <a class="code" href="class_i_d3___frame_impl.html#a42e47849c1428d0dcadcb2007d23dec5">ID3_FrameImpl::ID3_FrameImpl</a>(<a class="code" href="globals_8h.html#a78f454bf66f16b1e1c9f8e37bda9ab8a" title="Enumeration of the different types of frames recognized by id3lib.">ID3_FrameID</a> <span class="keywordtype">id</span>)
<a name="l00039"></a>00039 : _changed(false),
<a name="l00040"></a>00040 _bitset(),
<a name="l00041"></a>00041 _fields(),
<a name="l00042"></a>00042 _encryption_id(<span class="stringliteral">'\0'</span>),
<a name="l00043"></a>00043 _grouping_id(<span class="stringliteral">'\0'</span>)
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045 this-><a class="code" href="class_i_d3___frame_impl.html#a465cf8d849f3697ee78e2bac7e86bf6a">SetSpec</a>(<a class="code" href="globals_8h.html#a48b13eb6cb3c520195901516dee1e612a05369f9f8d36bd4d8ebfd5188f156f6b">ID3V2_LATEST</a>);
<a name="l00046"></a>00046 this-><a class="code" href="class_i_d3___frame_impl.html#af6ef5475711f6c07785d191e8df16296">SetID</a>(<span class="keywordtype">id</span>);
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048
<a name="l00049"></a><a class="code" href="class_i_d3___frame_impl.html#a9c2378bab5ce1353902df42472f2f78d">00049</a> <a class="code" href="class_i_d3___frame_impl.html#a42e47849c1428d0dcadcb2007d23dec5">ID3_FrameImpl::ID3_FrameImpl</a>(<span class="keyword">const</span> <a class="code" href="class_i_d3___frame_header.html">ID3_FrameHeader</a> &hdr)
<a name="l00050"></a>00050 : _changed(false),
<a name="l00051"></a>00051 _bitset(),
<a name="l00052"></a>00052 _fields(),
<a name="l00053"></a>00053 _hdr(hdr),
<a name="l00054"></a>00054 _encryption_id(<span class="stringliteral">'\0'</span>),
<a name="l00055"></a>00055 _grouping_id(<span class="stringliteral">'\0'</span>)
<a name="l00056"></a>00056 {
<a name="l00057"></a>00057 this-><a class="code" href="class_i_d3___frame_impl.html#a1e558ca98dde34bffd4b4c87e4ba4c35">_InitFields</a>();
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059
<a name="l00060"></a><a class="code" href="class_i_d3___frame_impl.html#a35ea1ea5f1dea562f3066bdd79db5682">00060</a> <a class="code" href="class_i_d3___frame_impl.html#a42e47849c1428d0dcadcb2007d23dec5">ID3_FrameImpl::ID3_FrameImpl</a>(<span class="keyword">const</span> <a class="code" href="class_i_d3___frame.html" title="The representative class of an id3v2 frame.">ID3_Frame</a>& frame)
<a name="l00061"></a>00061 : _changed(false),
<a name="l00062"></a>00062 _bitset(),
<a name="l00063"></a>00063 _fields(),
<a name="l00064"></a>00064 _encryption_id(<span class="stringliteral">'\0'</span>),
<a name="l00065"></a>00065 _grouping_id(<span class="stringliteral">'\0'</span>)
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 *<span class="keyword">this</span> = frame;
<a name="l00068"></a>00068 }
<a name="l00069"></a>00069
<a name="l00070"></a><a class="code" href="class_i_d3___frame_impl.html#acbd2b33663ca30d01160b35f242bb565">00070</a> <a class="code" href="class_i_d3___frame_impl.html#acbd2b33663ca30d01160b35f242bb565" title="Destructor.">ID3_FrameImpl::~ID3_FrameImpl</a>()
<a name="l00071"></a>00071 {
<a name="l00072"></a>00072 <a class="code" href="class_i_d3___frame_impl.html#a7ba8fcc06571c8e985438be9da08c2cf">Clear</a>();
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a><a class="code" href="class_i_d3___frame_impl.html#ac8d9eff55188a698cf96b84f29690e10">00075</a> <span class="keywordtype">bool</span> <a class="code" href="class_i_d3___frame_impl.html#ac8d9eff55188a698cf96b84f29690e10">ID3_FrameImpl::_ClearFields</a>()
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 <span class="keywordflow">for</span> (<a class="code" href="class_i_d3___frame_impl.html#a80495c05f7130edef63f8d8744c7b52e">iterator</a> fi = _fields.begin(); fi != _fields.end(); ++fi)
<a name="l00078"></a>00078 {
<a name="l00079"></a>00079 <span class="keyword">delete</span> (<a class="code" href="class_i_d3___field_impl.html">ID3_FieldImpl</a>*) *fi;
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081
<a name="l00082"></a>00082 _fields.clear();
<a name="l00083"></a>00083 _bitset.reset();
<a name="l00084"></a>00084
<a name="l00085"></a>00085 _changed = <span class="keyword">true</span>;
<a name="l00086"></a>00086 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088
<a name="l00089"></a><a class="code" href="class_i_d3___frame_impl.html#a7ba8fcc06571c8e985438be9da08c2cf">00089</a> <span class="keywordtype">void</span> <a class="code" href="class_i_d3___frame_impl.html#a7ba8fcc06571c8e985438be9da08c2cf">ID3_FrameImpl::Clear</a>()
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091 this-><a class="code" href="class_i_d3___frame_impl.html#ac8d9eff55188a698cf96b84f29690e10">_ClearFields</a>();
<a name="l00092"></a>00092 _hdr.<a class="code" href="class_i_d3___frame_header.html#a4a59ba0534c0f5c76bdf707f1ce6dea1">Clear</a>();
<a name="l00093"></a>00093 _encryption_id = <span class="charliteral">'\0'</span>;
<a name="l00094"></a>00094 _grouping_id = <span class="charliteral">'\0'</span>;
<a name="l00095"></a>00095 }
<a name="l00096"></a>00096
<a name="l00097"></a><a class="code" href="class_i_d3___frame_impl.html#a1e558ca98dde34bffd4b4c87e4ba4c35">00097</a> <span class="keywordtype">void</span> <a class="code" href="class_i_d3___frame_impl.html#a1e558ca98dde34bffd4b4c87e4ba4c35">ID3_FrameImpl::_InitFields</a>()
<a name="l00098"></a>00098 {
<a name="l00099"></a>00099 <span class="keyword">const</span> <a class="code" href="struct_i_d3___frame_def.html">ID3_FrameDef</a>* info = _hdr.<a class="code" href="class_i_d3___frame_header.html#ab6dade0d9c9538849501beb55e48a5d6">GetFrameDef</a>();
<a name="l00100"></a>00100 <span class="keywordflow">if</span> (<a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a> == info)
<a name="l00101"></a>00101 {
<a name="l00102"></a>00102 <span class="comment">// log this</span>
<a name="l00103"></a>00103 <a class="code" href="class_i_d3___field.html" title="The representative class of an ID3v2 field.">ID3_Field</a>* fld = <span class="keyword">new</span> <a class="code" href="class_i_d3___field_impl.html">ID3_FieldImpl</a>(<a class="code" href="struct_i_d3___field_def.html#acd8bb4f38e9d8a4bf5a33795fc604a6a">ID3_FieldDef::DEFAULT</a>[0]);
<a name="l00104"></a>00104 _fields.push_back(fld);
<a name="l00105"></a>00105 _bitset.set(fld-><a class="code" href="class_i_d3___field.html#a4bb8d97fddba3a01eb744ab323b43bd2">GetID</a>());
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107 <span class="keywordflow">else</span>
<a name="l00108"></a>00108 {
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; info-><a class="code" href="struct_i_d3___frame_def.html#a5136883dbbdd2919efbdfc3f9cd1c112">aeFieldDefs</a>[i].<a class="code" href="struct_i_d3___field_def.html#ac886e5998407de96686d974457aab84a">_id</a> != <a class="code" href="globals_8h.html#a23cab982426a968437cd731900cfeb2ca054ab914c15dd97b57b6eadd88b5f409" title="No field.">ID3FN_NOFIELD</a>; ++i)
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 <a class="code" href="class_i_d3___field.html" title="The representative class of an ID3v2 field.">ID3_Field</a>* fld = <span class="keyword">new</span> <a class="code" href="class_i_d3___field_impl.html">ID3_FieldImpl</a>(info-><a class="code" href="struct_i_d3___frame_def.html#a5136883dbbdd2919efbdfc3f9cd1c112">aeFieldDefs</a>[i]);
<a name="l00113"></a>00113 _fields.push_back(fld);
<a name="l00114"></a>00114 _bitset.set(fld-><a class="code" href="class_i_d3___field.html#a4bb8d97fddba3a01eb744ab323b43bd2">GetID</a>());
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116
<a name="l00117"></a>00117 _changed = <span class="keyword">true</span>;
<a name="l00118"></a>00118 }
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a><a class="code" href="class_i_d3___frame_impl.html#af6ef5475711f6c07785d191e8df16296">00121</a> <span class="keywordtype">bool</span> <a class="code" href="class_i_d3___frame_impl.html#af6ef5475711f6c07785d191e8df16296">ID3_FrameImpl::SetID</a>(<a class="code" href="globals_8h.html#a78f454bf66f16b1e1c9f8e37bda9ab8a" title="Enumeration of the different types of frames recognized by id3lib.">ID3_FrameID</a> <span class="keywordtype">id</span>)
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 <span class="keywordtype">bool</span> changed = (this-><a class="code" href="class_i_d3___frame_impl.html#ad31a62ad3c8e53b4f9ba497e72e83666">GetID</a>() != id);
<a name="l00124"></a>00124 <span class="keywordflow">if</span> (changed)
<a name="l00125"></a>00125 {
<a name="l00126"></a>00126 this-><a class="code" href="class_i_d3___frame_impl.html#aae1409c1ddd3ca5e99c4e7c66210cec4">_SetID</a>(<span class="keywordtype">id</span>);
<a name="l00127"></a>00127 _changed = <span class="keyword">true</span>;
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129 <span class="keywordflow">return</span> changed;
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a><a class="code" href="class_i_d3___frame_impl.html#aae1409c1ddd3ca5e99c4e7c66210cec4">00132</a> <span class="keywordtype">bool</span> <a class="code" href="class_i_d3___frame_impl.html#aae1409c1ddd3ca5e99c4e7c66210cec4">ID3_FrameImpl::_SetID</a>(<a class="code" href="globals_8h.html#a78f454bf66f16b1e1c9f8e37bda9ab8a" title="Enumeration of the different types of frames recognized by id3lib.">ID3_FrameID</a> <span class="keywordtype">id</span>)
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134 <span class="keywordtype">bool</span> changed = this-><a class="code" href="class_i_d3___frame_impl.html#ac8d9eff55188a698cf96b84f29690e10">_ClearFields</a>();
<a name="l00135"></a>00135 changed = _hdr.<a class="code" href="class_i_d3___frame_header.html#a89ec0d7950b719b7ddd5a83044f002fa">SetFrameID</a>(<span class="keywordtype">id</span>) || changed;
<a name="l00136"></a>00136 this-><a class="code" href="class_i_d3___frame_impl.html#a1e558ca98dde34bffd4b4c87e4ba4c35">_InitFields</a>();
<a name="l00137"></a>00137 <span class="keywordflow">return</span> changed;
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139
<a name="l00140"></a><a class="code" href="class_i_d3___frame_impl.html#a465cf8d849f3697ee78e2bac7e86bf6a">00140</a> <span class="keywordtype">bool</span> <a class="code" href="class_i_d3___frame_impl.html#a465cf8d849f3697ee78e2bac7e86bf6a">ID3_FrameImpl::SetSpec</a>(<a class="code" href="globals_8h.html#a48b13eb6cb3c520195901516dee1e612">ID3_V2Spec</a> spec)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <span class="keywordflow">return</span> _hdr.<a class="code" href="class_i_d3___header.html#ae6f5c68fbe93d4df26fed5c2935a27e3">SetSpec</a>(spec);
<a name="l00143"></a>00143 }
<a name="l00144"></a>00144
<a name="l00145"></a><a class="code" href="class_i_d3___frame_impl.html#a8fa372b0543cf3c5ed1dd1130c35d6a0">00145</a> <a class="code" href="globals_8h.html#a48b13eb6cb3c520195901516dee1e612">ID3_V2Spec</a> <a class="code" href="class_i_d3___frame_impl.html#a8fa372b0543cf3c5ed1dd1130c35d6a0">ID3_FrameImpl::GetSpec</a>()<span class="keyword"> const</span>
<a name="l00146"></a>00146 <span class="keyword"></span>{
<a name="l00147"></a>00147 <span class="keywordflow">return</span> _hdr.<a class="code" href="class_i_d3___header.html#a08c242cc83e36074c30bc9f1b6468e56">GetSpec</a>();
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149
<a name="l00150"></a><a class="code" href="class_i_d3___frame_impl.html#a315f2eabeba76bb366f45dd41a48b23f">00150</a> <a class="code" href="class_i_d3___field.html" title="The representative class of an ID3v2 field.">ID3_Field</a>* <a class="code" href="class_i_d3___frame_impl.html#a315f2eabeba76bb366f45dd41a48b23f">ID3_FrameImpl::GetField</a>(<a class="code" href="globals_8h.html#a23cab982426a968437cd731900cfeb2c" title="Enumeration of the different types of fields in a frame.">ID3_FieldID</a> fieldName)<span class="keyword"> const</span>
<a name="l00151"></a>00151 <span class="keyword"></span>{
<a name="l00152"></a>00152 <a class="code" href="class_i_d3___field.html" title="The representative class of an ID3v2 field.">ID3_Field</a>* field = <a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00153"></a>00153 <span class="keywordflow">if</span> (this-><a class="code" href="class_i_d3___frame_impl.html#aec53f6a3380fc45bdcef9e3a48cec5af">Contains</a>(fieldName))
<a name="l00154"></a>00154 {
<a name="l00155"></a>00155 <span class="keywordflow">for</span> (<a class="code" href="class_i_d3___frame_impl.html#adc61cf92dc24bb5cda53f141d28349a9">const_iterator</a> fi = _fields.begin(); fi != _fields.end(); ++fi)
<a name="l00156"></a>00156 {
<a name="l00157"></a>00157 <span class="keywordflow">if</span> ((*fi)->GetID() == fieldName)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 field = *fi;
<a name="l00160"></a>00160 <span class="keywordflow">break</span>;
<a name="l00161"></a>00161 }
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164 <span class="keywordflow">return</span> field;
<a name="l00165"></a>00165 }
<a name="l00166"></a>00166
<a name="l00167"></a><a class="code" href="class_i_d3___frame_impl.html#af5c9dfa8a685010b1b45e3a4688b2e32">00167</a> <span class="keywordtype">size_t</span> <a class="code" href="class_i_d3___frame_impl.html#af5c9dfa8a685010b1b45e3a4688b2e32">ID3_FrameImpl::NumFields</a>()<span class="keyword"> const</span>
<a name="l00168"></a>00168 <span class="keyword"></span>{
<a name="l00169"></a>00169 <span class="keywordflow">return</span> _fields.size();
<a name="l00170"></a>00170 }
<a name="l00171"></a>00171
<a name="l00172"></a><a class="code" href="class_i_d3___frame_impl.html#a2372f07a4f1b05b144ea4a797e679e88">00172</a> <span class="keywordtype">size_t</span> <a class="code" href="class_i_d3___frame_impl.html#a2372f07a4f1b05b144ea4a797e679e88">ID3_FrameImpl::Size</a>()
<a name="l00173"></a>00173 {
<a name="l00174"></a>00174 <span class="keywordtype">size_t</span> bytesUsed = _hdr.<a class="code" href="class_i_d3___frame_header.html#a60f80f634d7af97a8f7497a4ec7f2ac8">Size</a>();
<a name="l00175"></a>00175
<a name="l00176"></a>00176 <span class="keywordflow">if</span> (this-><a class="code" href="class_i_d3___frame_impl.html#af192377485d4b3004a5c3824c376a47c">GetEncryptionID</a>())
<a name="l00177"></a>00177 {
<a name="l00178"></a>00178 bytesUsed++;
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="keywordflow">if</span> (this-><a class="code" href="class_i_d3___frame_impl.html#ac33a9fb36ecca2d83ee9cfe9dac30541">GetGroupingID</a>())
<a name="l00182"></a>00182 {
<a name="l00183"></a>00183 bytesUsed++;
<a name="l00184"></a>00184 }
<a name="l00185"></a>00185
<a name="l00186"></a>00186 <a class="code" href="globals_8h.html#a2a414b8e1666bd6dd8dce86cdcf74a39" title="Enumeration of the types of text encodings: ascii or unicode.">ID3_TextEnc</a> enc = <a class="code" href="globals_8h.html#a2a414b8e1666bd6dd8dce86cdcf74a39aad49ff1fa495df3aaca00c18a3302ea9">ID3TE_ASCII</a>;
<a name="l00187"></a>00187 <span class="keywordflow">for</span> (<a class="code" href="class_i_d3___frame_impl.html#a80495c05f7130edef63f8d8744c7b52e">iterator</a> fi = _fields.begin(); fi != _fields.end(); ++fi)
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 <span class="keywordflow">if</span> (*fi && (*fi)->InScope(this->GetSpec()))
<a name="l00190"></a>00190 {
<a name="l00191"></a>00191 <span class="keywordflow">if</span> ((*fi)->GetID() == <a class="code" href="globals_8h.html#a23cab982426a968437cd731900cfeb2cafca0c8c5686ec00e25d1850099aa0a4d" title="Text encoding (unicode or ASCII).">ID3FN_TEXTENC</a>)
<a name="l00192"></a>00192 {
<a name="l00193"></a>00193 enc = (<a class="code" href="globals_8h.html#a2a414b8e1666bd6dd8dce86cdcf74a39" title="Enumeration of the types of text encodings: ascii or unicode.">ID3_TextEnc</a>) (*fi)->Get();
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195 <span class="keywordflow">else</span>
<a name="l00196"></a>00196 {
<a name="l00197"></a>00197 (*fi)->SetEncoding(enc);
<a name="l00198"></a>00198 }
<a name="l00199"></a>00199 bytesUsed += (*fi)->BinSize();
<a name="l00200"></a>00200 }
<a name="l00201"></a>00201 }
<a name="l00202"></a>00202
<a name="l00203"></a>00203 <span class="keywordflow">return</span> bytesUsed;
<a name="l00204"></a>00204 }
<a name="l00205"></a>00205
<a name="l00206"></a>00206
<a name="l00207"></a><a class="code" href="class_i_d3___frame_impl.html#a57f26c0eeb420a0e583d7faf88e2ae27">00207</a> <span class="keywordtype">bool</span> <a class="code" href="class_i_d3___frame_impl.html#a57f26c0eeb420a0e583d7faf88e2ae27">ID3_FrameImpl::HasChanged</a>()<span class="keyword"> const</span>
<a name="l00208"></a>00208 <span class="keyword"></span>{
<a name="l00209"></a>00209 <span class="keywordtype">bool</span> changed = _changed;
<a name="l00210"></a>00210
<a name="l00211"></a>00211 <span class="keywordflow">for</span> (<a class="code" href="class_i_d3___frame_impl.html#adc61cf92dc24bb5cda53f141d28349a9">const_iterator</a> fi = _fields.begin(); fi != _fields.end(); ++fi)
<a name="l00212"></a>00212 {
<a name="l00213"></a>00213 <span class="keywordflow">if</span> (*fi && (*fi)->InScope(this->GetSpec()))
<a name="l00214"></a>00214 {
<a name="l00215"></a>00215 changed = (*fi)->HasChanged();
<a name="l00216"></a>00216 }
<a name="l00217"></a>00217 }
<a name="l00218"></a>00218
<a name="l00219"></a>00219 <span class="keywordflow">return</span> changed;
<a name="l00220"></a>00220 }
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <a class="code" href="class_i_d3___frame_impl.html">ID3_FrameImpl</a> &
<a name="l00223"></a><a class="code" href="class_i_d3___frame_impl.html#ae360925281c1809253417a2c447ae70a">00223</a> <a class="code" href="class_i_d3___frame_impl.html#ae360925281c1809253417a2c447ae70a">ID3_FrameImpl::operator=</a>( <span class="keyword">const</span> <a class="code" href="class_i_d3___frame.html" title="The representative class of an id3v2 frame.">ID3_Frame</a> &rFrame )
<a name="l00224"></a>00224 {
<a name="l00225"></a>00225 <a class="code" href="globals_8h.html#a78f454bf66f16b1e1c9f8e37bda9ab8a" title="Enumeration of the different types of frames recognized by id3lib.">ID3_FrameID</a> eID = rFrame.GetID();
<a name="l00226"></a>00226 this-><a class="code" href="class_i_d3___frame_impl.html#af6ef5475711f6c07785d191e8df16296">SetID</a>(eID);
<a name="l00227"></a>00227 ID3_Frame::ConstIterator* ri = rFrame.CreateIterator();
<a name="l00228"></a>00228 <a class="code" href="class_i_d3___frame_impl.html#a80495c05f7130edef63f8d8744c7b52e">iterator</a> li = this-><a class="code" href="class_i_d3___frame_impl.html#af3de0f8f806fb9815a52c3aeba742213">begin</a>();
<a name="l00229"></a>00229 <span class="keywordflow">while</span> (li != this-><a class="code" href="class_i_d3___frame_impl.html#a741d78d7332d576cfdd65ffbc8827a07">end</a>())
<a name="l00230"></a>00230 {
<a name="l00231"></a>00231 <a class="code" href="class_i_d3___field.html" title="The representative class of an ID3v2 field.">ID3_Field</a>* thisFld = *li++;
<a name="l00232"></a>00232 <span class="keyword">const</span> <a class="code" href="class_i_d3___field.html" title="The representative class of an ID3v2 field.">ID3_Field</a>* thatFld = ri->GetNext();
<a name="l00233"></a>00233 <span class="keywordflow">if</span> (thisFld != <a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a> && thatFld != <a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00234"></a>00234 {
<a name="l00235"></a>00235 *thisFld = *thatFld;
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238 <span class="keyword">delete</span> ri;
<a name="l00239"></a>00239 this-><a class="code" href="class_i_d3___frame_impl.html#aa8766995d69f7a2bbc3f43c93d0e90e3">SetEncryptionID</a>(rFrame.GetEncryptionID());
<a name="l00240"></a>00240 this-><a class="code" href="class_i_d3___frame_impl.html#a186222862cf52b3e0cddd91b66a3d9af">SetGroupingID</a>(rFrame.GetGroupingID());
<a name="l00241"></a>00241 this-><a class="code" href="class_i_d3___frame_impl.html#a78ec2bd42de41db063ba9c9e8f87d512" title="Sets the compression flag within the frame.">SetCompression</a>(rFrame.GetCompression());
<a name="l00242"></a>00242 this-><a class="code" href="class_i_d3___frame_impl.html#a465cf8d849f3697ee78e2bac7e86bf6a">SetSpec</a>(rFrame.GetSpec());
<a name="l00243"></a>00243 _changed = <span class="keyword">false</span>;
<a name="l00244"></a>00244
<a name="l00245"></a>00245 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00246"></a>00246 }
<a name="l00247"></a>00247
<a name="l00248"></a><a class="code" href="class_i_d3___frame_impl.html#a47e6ef74af98f17cdd7e7f0c9a978403">00248</a> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="class_i_d3___frame_impl.html#a67eb21dda8f934b2698e58216cc8077e">ID3_FrameImpl::GetDescription</a>(<a class="code" href="globals_8h.html#a78f454bf66f16b1e1c9f8e37bda9ab8a" title="Enumeration of the different types of frames recognized by id3lib.">ID3_FrameID</a> <span class="keywordtype">id</span>)
<a name="l00249"></a>00249 {
<a name="l00250"></a>00250 <a class="code" href="struct_i_d3___frame_def.html">ID3_FrameDef</a>* myFrameDef = <a class="code" href="field_8cpp.html#a84db4cb1a86c34ce95ad865d96e628cc">ID3_FindFrameDef</a>(<span class="keywordtype">id</span>);
<a name="l00251"></a>00251 <span class="keywordflow">if</span> (myFrameDef != <a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>)
<a name="l00252"></a>00252 {
<a name="l00253"></a>00253 <span class="keywordflow">return</span> myFrameDef-><a class="code" href="struct_i_d3___frame_def.html#ada9cd3b6c8311542a82d7b9f8c554c12">sDescription</a>;
<a name="l00254"></a>00254 }
<a name="l00255"></a>00255 <span class="keywordflow">return</span> <a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257
<a name="l00258"></a><a class="code" href="class_i_d3___frame_impl.html#a67eb21dda8f934b2698e58216cc8077e">00258</a> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="class_i_d3___frame_impl.html#a67eb21dda8f934b2698e58216cc8077e">ID3_FrameImpl::GetDescription</a>()<span class="keyword"> const</span>
<a name="l00259"></a>00259 <span class="keyword"></span>{
<a name="l00260"></a>00260 <span class="keyword">const</span> <a class="code" href="struct_i_d3___frame_def.html">ID3_FrameDef</a>* def = _hdr.<a class="code" href="class_i_d3___frame_header.html#ab6dade0d9c9538849501beb55e48a5d6">GetFrameDef</a>();
<a name="l00261"></a>00261 <span class="keywordflow">if</span> (def)
<a name="l00262"></a>00262 {
<a name="l00263"></a>00263 <span class="keywordflow">return</span> def-><a class="code" href="struct_i_d3___frame_def.html#ada9cd3b6c8311542a82d7b9f8c554c12">sDescription</a>;
<a name="l00264"></a>00264 }
<a name="l00265"></a>00265 <span class="keywordflow">return</span> <a class="code" href="globals_8h.html#a070d2ce7b6bb7e5c05602aa8c308d0c4">NULL</a>;
<a name="l00266"></a>00266 }
<a name="l00267"></a>00267
</pre></div></div>
<hr class="footer"/><address style="text-align: right;"><small>Generated on Wed Jan 12 23:46:35 2011 for id3lib by
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