src/native_client_sdk/doc_generated/pepper_beta/c/struct_p_p_b___var_dictionary__1__0.html

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   2 <h1>PPB_VarDictionary Struct Reference</h1>
   3 <div>
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   8 <!--header-->
   9 <div class="contents">
  10 <!-- doxytag: class="PPB_VarDictionary" --><h2>
  11 Data Fields</h2><table class="memberdecls">
  12
  13 <tr><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="struct_p_p___var.html">PP_Var</a>(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a1fad06939f6d2c711a319d6b984f45f5">Create</a> )(void)</td></tr>
  14 <tr><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="struct_p_p___var.html">PP_Var</a>(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_p_p_b___var_dictionary__1__0.html#ac078e850f04e097ee67cefc3a475ec77">Get</a> )(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key)</td></tr>
  15 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___enums.html#ga4f272d99be14aacafe08dfd4ef830918">PP_Bool</a>(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a8af80f44eaab36b5c8bc670be405dc21">Set</a> )(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> value)</td></tr>
  16 <tr><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a2df16916e3bd3ecc2de6e27100bb71db">Delete</a> )(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key)</td></tr>
  17 <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___enums.html#ga4f272d99be14aacafe08dfd4ef830918">PP_Bool</a>(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a2b7c0b449352d77b0c36c2bdb270eb9a">HasKey</a> )(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key)</td></tr>
  18 <tr><td class="memItemLeft" align="right" valign="top">struct <a class="el" href="struct_p_p___var.html">PP_Var</a>(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_p_p_b___var_dictionary__1__0.html#ab481ddec5b69bf964b63e859decc1e97">GetKeys</a> )(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict)</td></tr>
  19 </table>
  20 <hr /><a name="details" id="details"></a><h2>Detailed Description</h2>
  21 <div class="textblock"><p>A dictionary var contains key-value pairs with unique keys. </p>
  22 <p>The keys are strings while the values can be arbitrary vars. Key comparison is always done by value instead of by reference. </p>
  23 </div><hr /><h2>Field Documentation</h2>
  24 <a class="anchor" id="a1fad06939f6d2c711a319d6b984f45f5"></a><!-- doxytag: member="PPB_VarDictionary::Create" ref="a1fad06939f6d2c711a319d6b984f45f5" args=")(void)" -->
  25 <div class="memitem">
  26 <div class="memproto">
  27 <table class="memname">
  28 <tr>
  29 <td class="memname">struct <a class="el" href="struct_p_p___var.html">PP_Var</a>(* <a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a1fad06939f6d2c711a319d6b984f45f5">PPB_VarDictionary::Create</a>)(void)<code> [read]</code></td>
  30 </tr>
  31 </table>
  32 </div>
  33 <div class="memdoc">
  34 <p>Creates a dictionary var, i.e., a <code><a class="el" href="struct_p_p___var.html" title="The PP_VAR struct is a variant data type and can contain any value of one of the types named in the P...">PP_Var</a></code> with type set to <code>PP_VARTYPE_DICTIONARY</code>. </p>
  35 <dl class="return"><dt><b>Returns:</b></dt><dd>An empty dictionary var, whose reference count is set to 1 on behalf of the caller. </dd></dl>
  36 </div>
  37 </div>
  38 <a class="anchor" id="a2df16916e3bd3ecc2de6e27100bb71db"></a><!-- doxytag: member="PPB_VarDictionary::Delete" ref="a2df16916e3bd3ecc2de6e27100bb71db" args=")(struct PP_Var dict, struct PP_Var key)" -->
  39 <div class="memitem">
  40 <div class="memproto">
  41 <table class="memname">
  42 <tr>
  43 <td class="memname">void(* <a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a2df16916e3bd3ecc2de6e27100bb71db">PPB_VarDictionary::Delete</a>)(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key)</td>
  44 </tr>
  45 </table>
  46 </div>
  47 <div class="memdoc">
  48 <p>Deletes the specified key and its associated value, if the key exists. </p>
  49 <p>The reference to the element will be released.</p>
  50 <dl class="params"><dt><b>Parameters:</b></dt><dd>
  51 <table class="params">
  52 <tr><td class="paramdir">[in]</td><td class="paramname">dict</td><td>A dictionary var. </td></tr>
  53 <tr><td class="paramdir">[in]</td><td class="paramname">key</td><td>A string var. </td></tr>
  54 </table>
  55 </dd>
  56 </dl>
  57 </div>
  58 </div>
  59 <a class="anchor" id="ac078e850f04e097ee67cefc3a475ec77"></a><!-- doxytag: member="PPB_VarDictionary::Get" ref="ac078e850f04e097ee67cefc3a475ec77" args=")(struct PP_Var dict, struct PP_Var key)" -->
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  63 <tr>
  64 <td class="memname">struct <a class="el" href="struct_p_p___var.html">PP_Var</a>(* <a class="el" href="struct_p_p_b___var_dictionary__1__0.html#ac078e850f04e097ee67cefc3a475ec77">PPB_VarDictionary::Get</a>)(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key)<code> [read]</code></td>
  65 </tr>
  66 </table>
  67 </div>
  68 <div class="memdoc">
  69 <p>Gets the value associated with the specified key. </p>
  70 <dl class="params"><dt><b>Parameters:</b></dt><dd>
  71 <table class="params">
  72 <tr><td class="paramdir">[in]</td><td class="paramname">dict</td><td>A dictionary var. </td></tr>
  73 <tr><td class="paramdir">[in]</td><td class="paramname">key</td><td>A string var.</td></tr>
  74 </table>
  75 </dd>
  76 </dl>
  77 <dl class="return"><dt><b>Returns:</b></dt><dd>The value that is associated with <code>key</code>. The reference count of the element returned is incremented on behalf of the caller. If <code>key</code> is not a string var, or it doesn't exist in <code>dict</code>, an undefined var is returned. </dd></dl>
  78 </div>
  79 </div>
  80 <a class="anchor" id="ab481ddec5b69bf964b63e859decc1e97"></a><!-- doxytag: member="PPB_VarDictionary::GetKeys" ref="ab481ddec5b69bf964b63e859decc1e97" args=")(struct PP_Var dict)" -->
  81 <div class="memitem">
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  85 <td class="memname">struct <a class="el" href="struct_p_p___var.html">PP_Var</a>(* <a class="el" href="struct_p_p_b___var_dictionary__1__0.html#ab481ddec5b69bf964b63e859decc1e97">PPB_VarDictionary::GetKeys</a>)(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict)<code> [read]</code></td>
  86 </tr>
  87 </table>
  88 </div>
  89 <div class="memdoc">
  90 <p>Gets all the keys in a dictionary. </p>
  91 <p>Please note that for each key that you set into the dictionary, a string var with the same contents is returned; but it may not be the same string var (i.e., <code>value.as_id</code> may be different).</p>
  92 <dl class="params"><dt><b>Parameters:</b></dt><dd>
  93 <table class="params">
  94 <tr><td class="paramdir">[in]</td><td class="paramname">dict</td><td>A dictionary var.</td></tr>
  95 </table>
  96 </dd>
  97 </dl>
  98 <dl class="return"><dt><b>Returns:</b></dt><dd>An array var which contains all the keys of <code>dict</code>. Its reference count is incremented on behalf of the caller. The elements are string vars. Returns a null var if failed. </dd></dl>
  99 </div>
 100 </div>
 101 <a class="anchor" id="a2b7c0b449352d77b0c36c2bdb270eb9a"></a><!-- doxytag: member="PPB_VarDictionary::HasKey" ref="a2b7c0b449352d77b0c36c2bdb270eb9a" args=")(struct PP_Var dict, struct PP_Var key)" -->
 102 <div class="memitem">
 103 <div class="memproto">
 104 <table class="memname">
 105 <tr>
 106 <td class="memname"><a class="el" href="group___enums.html#ga4f272d99be14aacafe08dfd4ef830918">PP_Bool</a>(* <a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a2b7c0b449352d77b0c36c2bdb270eb9a">PPB_VarDictionary::HasKey</a>)(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key)</td>
 107 </tr>
 108 </table>
 109 </div>
 110 <div class="memdoc">
 111 <p>Checks whether a key exists. </p>
 112 <dl class="params"><dt><b>Parameters:</b></dt><dd>
 113 <table class="params">
 114 <tr><td class="paramdir">[in]</td><td class="paramname">dict</td><td>A dictionary var. </td></tr>
 115 <tr><td class="paramdir">[in]</td><td class="paramname">key</td><td>A string var.</td></tr>
 116 </table>
 117 </dd>
 118 </dl>
 119 <dl class="return"><dt><b>Returns:</b></dt><dd>A <code>PP_Bool</code> indicating whether the key exists. </dd></dl>
 120 </div>
 121 </div>
 122 <a class="anchor" id="a8af80f44eaab36b5c8bc670be405dc21"></a><!-- doxytag: member="PPB_VarDictionary::Set" ref="a8af80f44eaab36b5c8bc670be405dc21" args=")(struct PP_Var dict, struct PP_Var key, struct PP_Var value)" -->
 123 <div class="memitem">
 124 <div class="memproto">
 125 <table class="memname">
 126 <tr>
 127 <td class="memname"><a class="el" href="group___enums.html#ga4f272d99be14aacafe08dfd4ef830918">PP_Bool</a>(* <a class="el" href="struct_p_p_b___var_dictionary__1__0.html#a8af80f44eaab36b5c8bc670be405dc21">PPB_VarDictionary::Set</a>)(struct <a class="el" href="struct_p_p___var.html">PP_Var</a> dict, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> key, struct <a class="el" href="struct_p_p___var.html">PP_Var</a> value)</td>
 128 </tr>
 129 </table>
 130 </div>
 131 <div class="memdoc">
 132 <p>Sets the value associated with the specified key. </p>
 133 <dl class="params"><dt><b>Parameters:</b></dt><dd>
 134 <table class="params">
 135 <tr><td class="paramdir">[in]</td><td class="paramname">dict</td><td>A dictionary var. </td></tr>
 136 <tr><td class="paramdir">[in]</td><td class="paramname">key</td><td>A string var. If this key hasn't existed in <code>dict</code>, it is added and associated with <code>value</code>; otherwise, the previous value is replaced with <code>value</code>. </td></tr>
 137 <tr><td class="paramdir">[in]</td><td class="paramname">value</td><td>The value to set. The dictionary holds a reference to it on success.</td></tr>
 138 </table>
 139 </dd>
 140 </dl>
 141 <dl class="return"><dt><b>Returns:</b></dt><dd>A <code>PP_Bool</code> indicating whether the operation succeeds. </dd></dl>
 142 </div>
 143 </div>
 144 <hr />The documentation for this struct was generated from the following file:<ul>
 145 <li><a class="el" href="ppb__var__dictionary_8h.html">ppb_var_dictionary.h</a></li>
 146 </ul>
 147 </div><!-- contents -->
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