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<a href="tagunion_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/***************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> copyright : (C) 2002 - 2008 by Scott Wheeler</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> email : wheeler@kde.org</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> ***************************************************************************/</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">/***************************************************************************</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * This library is free software; you can redistribute it and/or modify *</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * it under the terms of the GNU Lesser General Public License version *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * 2.1 as published by the Free Software Foundation. *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * *</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * This library is distributed in the hope that it will be useful, but *</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * Lesser General Public License for more details. *</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * *</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * You should have received a copy of the GNU Lesser General Public *</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * License along with this library; if not, write to the Free Software *</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * 02110-1301 USA *</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * *</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * Alternatively, this file is available under the Mozilla Public *</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * License Version 1.1. You may obtain a copy of the License at *</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * http://www.mozilla.org/MPL/ *</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> ***************************************************************************/</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifndef TAGLIB_TAGUNION_H</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor">#define TAGLIB_TAGUNION_H</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="tag_8h.html">tag.h</a>"</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#ifndef DO_NOT_DOCUMENT</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">namespace </span>TagLib {</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">class </span>TagUnion : <span class="keyword">public</span> Tag</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  {</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">enum</span> AccessType { Read, Write };</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  TagUnion(Tag *first = 0, Tag *second = 0, Tag *third = 0);</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">virtual</span> ~TagUnion();</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  Tag *operator[](<span class="keywordtype">int</span> index) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  Tag *tag(<span class="keywordtype">int</span> index) <span class="keyword">const</span>;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">void</span> <span class="keyword">set</span>(<span class="keywordtype">int</span> index, Tag *tag);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">virtual</span> String title() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">virtual</span> String artist() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">virtual</span> String album() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">virtual</span> String comment() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">virtual</span> String <a class="code" href="namespaceTagLib_1_1ID3v1.html#af1b3dc39764491732aebde673229ed5f">genre</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">virtual</span> <a class="code" href="namespaceTagLib.html#a0d56da3fb97ff5e823c2c4b3aea77e25">uint</a> year() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">virtual</span> <a class="code" href="namespaceTagLib.html#a0d56da3fb97ff5e823c2c4b3aea77e25">uint</a> track() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> setTitle(<span class="keyword">const</span> String &s);</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> setArtist(<span class="keyword">const</span> String &s);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> setAlbum(<span class="keyword">const</span> String &s);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> setComment(<span class="keyword">const</span> String &s);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> setGenre(<span class="keyword">const</span> String &s);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> setYear(<a class="code" href="namespaceTagLib.html#a0d56da3fb97ff5e823c2c4b3aea77e25">uint</a> i);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> setTrack(<a class="code" href="namespaceTagLib.html#a0d56da3fb97ff5e823c2c4b3aea77e25">uint</a> i);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> isEmpty() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">template</span> <<span class="keyword">class</span> T> T *access(<span class="keywordtype">int</span> index, <span class="keywordtype">bool</span> create)</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  {</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span>(!create || tag(index))</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T *<span class="keyword">></span>(tag(index));</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">set</span>(index, <span class="keyword">new</span> T);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T *<span class="keyword">></span>(tag(index));</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  }</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  TagUnion(<span class="keyword">const</span> Tag &);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  TagUnion &operator=(<span class="keyword">const</span> Tag &);</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">class </span>TagUnionPrivate;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  TagUnionPrivate *d;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  };</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> }</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
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