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<div class="title">/Users/featherless/workbench/ios/nimbus/src/core/src/NINonRetainingCollections.m</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">//</span>
<a name="l00002"></a>00002 <span class="comment">// Copyright 2011 Jeff Verkoeyen</span>
<a name="l00003"></a>00003 <span class="comment">//</span>
<a name="l00004"></a>00004 <span class="comment">// Forked from Three20 June 9, 2011 - Copyright 2009-2011 Facebook</span>
<a name="l00005"></a>00005 <span class="comment">//</span>
<a name="l00006"></a>00006 <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span>
<a name="l00007"></a>00007 <span class="comment">// you may not use this file except in compliance with the License.</span>
<a name="l00008"></a>00008 <span class="comment">// You may obtain a copy of the License at</span>
<a name="l00009"></a>00009 <span class="comment">//</span>
<a name="l00010"></a>00010 <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span>
<a name="l00011"></a>00011 <span class="comment">//</span>
<a name="l00012"></a>00012 <span class="comment">// Unless required by applicable law or agreed to in writing, software</span>
<a name="l00013"></a>00013 <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span>
<a name="l00014"></a>00014 <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<a name="l00015"></a>00015 <span class="comment">// See the License for the specific language governing permissions and</span>
<a name="l00016"></a>00016 <span class="comment">// limitations under the License.</span>
<a name="l00017"></a>00017 <span class="comment">//</span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#import "NINonRetainingCollections.h"</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="comment">// No-ops for non-retaining objects.</span>
<a name="l00022"></a>00022 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">void</span>* NIRetainNoOp(CFAllocatorRef allocator, <span class="keyword">const</span> <span class="keywordtype">void</span> *value) { <span class="keywordflow">return</span> value; }
<a name="l00023"></a>00023 <span class="keyword">static</span> <span class="keywordtype">void</span> NIReleaseNoOp(CFAllocatorRef allocator, <span class="keyword">const</span> <span class="keywordtype">void</span> *value) { }
<a name="l00024"></a>00024
<a name="l00025"></a>00025
<a name="l00027"></a><a class="code" href="group___non-_retaining-_collections.html#ga326d3bbb01f451440f243305229b03ac">00027</a> NSMutableArray* <a class="code" href="group___non-_retaining-_collections.html#ga326d3bbb01f451440f243305229b03ac" title="Creates a mutable array which does not retain references to the objects it contains.">NICreateNonRetainingMutableArray</a>(<span class="keywordtype">void</span>) {
<a name="l00028"></a>00028 CFArrayCallBacks callbacks = kCFTypeArrayCallBacks;
<a name="l00029"></a>00029 callbacks.retain = NIRetainNoOp;
<a name="l00030"></a>00030 callbacks.release = NIReleaseNoOp;
<a name="l00031"></a>00031 <span class="keywordflow">return</span> (NSMutableArray *)CFArrayCreateMutable(nil, 0, &callbacks);
<a name="l00032"></a>00032 }
<a name="l00033"></a>00033
<a name="l00034"></a>00034
<a name="l00036"></a><a class="code" href="group___non-_retaining-_collections.html#ga98d9435c67db0855b6dea10b92ce4b35">00036</a> NSMutableDictionary* <a class="code" href="group___non-_retaining-_collections.html#ga98d9435c67db0855b6dea10b92ce4b35" title="Creates a mutable dictionary which does not retain references to the values it contains.">NICreateNonRetainingMutableDictionary</a>(<span class="keywordtype">void</span>) {
<a name="l00037"></a>00037 CFDictionaryKeyCallBacks keyCallbacks = kCFTypeDictionaryKeyCallBacks;
<a name="l00038"></a>00038 CFDictionaryValueCallBacks callbacks = kCFTypeDictionaryValueCallBacks;
<a name="l00039"></a>00039 callbacks.retain = NIRetainNoOp;
<a name="l00040"></a>00040 callbacks.release = NIReleaseNoOp;
<a name="l00041"></a>00041 <span class="keywordflow">return</span> (NSMutableDictionary *)CFDictionaryCreateMutable(nil, 0, &keyCallbacks, &callbacks);
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00044"></a>00044
<a name="l00046"></a><a class="code" href="group___non-_retaining-_collections.html#ga4120b0385cbe3a10fd067fc594af198b">00046</a> NSMutableSet* <a class="code" href="group___non-_retaining-_collections.html#ga4120b0385cbe3a10fd067fc594af198b" title="Creates a mutable set which does not retain references to the values it contains.">NICreateNonRetainingMutableSet</a>(<span class="keywordtype">void</span>) {
<a name="l00047"></a>00047 CFSetCallBacks callbacks = kCFTypeSetCallBacks;
<a name="l00048"></a>00048 callbacks.retain = NIRetainNoOp;
<a name="l00049"></a>00049 callbacks.release = NIReleaseNoOp;
<a name="l00050"></a>00050 <span class="keywordflow">return</span> (NSMutableSet *)CFSetCreateMutable(nil, 0, &callbacks);
<a name="l00051"></a>00051 }
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