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3 <title>TB10.1 Example Applications: examples/AppFramework/ssmanager/policies/swp/dummy_diskstatus_swppolicy.cpp Source File</title> |
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8 <h1>examples/AppFramework/ssmanager/policies/swp/dummy_diskstatus_swppolicy.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).</span> |
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9 <a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span> |
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10 <a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span> |
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11 <a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span> |
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12 <a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span> |
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13 <a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span> |
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14 <a name="l00007"></a>00007 <span class="comment">//</span> |
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15 <a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span> |
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16 <a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span> |
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17 <a name="l00010"></a>00010 <span class="comment">//</span> |
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18 <a name="l00011"></a>00011 <span class="comment">// Contributors:</span> |
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19 <a name="l00012"></a>00012 <span class="comment">//</span> |
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20 <a name="l00013"></a>00013 <span class="comment">// Description: A dummy disk status system wide property is provided to demonstrate</span> |
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21 <a name="l00014"></a>00014 <span class="comment">// the System State Manager framework.</span> |
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22 <a name="l00015"></a>00015 <span class="comment">//</span> |
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23 <a name="l00016"></a>00016 |
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24 <a name="l00036"></a>00036 <span class="preprocessor">#include <ssm/ssmswppolicy.h></span> |
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25 <a name="l00037"></a>00037 <span class="preprocessor">#include <ssm/ssmcommandlist.h></span> |
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26 <a name="l00038"></a>00038 <span class="preprocessor">#include <ssm/ssmcommandlistresourcereader.h></span> |
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27 <a name="l00039"></a>00039 <span class="preprocessor">#include "dummy_diskstatus_swppolicy.h"</span> |
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28 <a name="l00040"></a>00040 <span class="preprocessor">#include "dummy_diskstatus_swppolicy.hrh"</span> |
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29 <a name="l00041"></a>00041 |
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30 <a name="l00045"></a>00045 _LIT(KCommandListPath, <span class="stringliteral">"z:\\private\\2000d75b\\ssmaeg\\swp_dummy_diskstatus\\"</span>); |
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31 <a name="l00046"></a>00046 |
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32 <a name="l00050"></a>00050 _LIT(KExamplePolicyPanic,<span class="stringliteral">"DummyDiskStatus"</span>); |
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33 <a name="l00051"></a>00051 |
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34 <a name="l00057"></a>00057 EXPORT_C MSsmSwpPolicy* CSsmDummyDiskStatusSwpPolicy::NewL() |
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35 <a name="l00058"></a>00058 { |
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36 <a name="l00059"></a>00059 CSsmDummyDiskStatusSwpPolicy* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) CSsmDummyDiskStatusSwpPolicy; |
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37 <a name="l00060"></a>00060 CleanupStack::PushL(<span class="keyword">self</span>); |
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38 <a name="l00061"></a>00061 <span class="keyword">self</span>->ConstructL(); |
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39 <a name="l00062"></a>00062 CleanupStack::Pop(<span class="keyword">self</span>); |
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40 <a name="l00063"></a>00063 <span class="keywordflow">return</span> <span class="keyword">self</span>; |
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41 <a name="l00064"></a>00064 } |
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42 <a name="l00065"></a>00065 |
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43 <a name="l00069"></a>00069 CSsmDummyDiskStatusSwpPolicy::CSsmDummyDiskStatusSwpPolicy() |
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44 <a name="l00070"></a>00070 { |
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45 <a name="l00071"></a>00071 } |
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46 <a name="l00072"></a>00072 |
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47 <a name="l00076"></a>00076 CSsmDummyDiskStatusSwpPolicy::~CSsmDummyDiskStatusSwpPolicy() |
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48 <a name="l00077"></a>00077 { |
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49 <a name="l00078"></a>00078 iFs.Close(); |
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50 <a name="l00079"></a>00079 <span class="keyword">delete</span> iCommandListResourceReader; |
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51 <a name="l00080"></a>00080 } |
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52 <a name="l00081"></a>00081 |
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53 <a name="l00085"></a>00085 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::ConstructL() |
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54 <a name="l00086"></a>00086 { |
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55 <a name="l00087"></a>00087 User::LeaveIfError(iFs.Connect()); |
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56 <a name="l00088"></a>00088 <span class="comment">// create resource reader</span> |
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57 <a name="l00089"></a>00089 iCommandListResourceReader = CSsmCommandListResourceReader::NewL(iFs, KCommandListPath(), *<span class="keyword">this</span>); |
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58 <a name="l00090"></a>00090 } |
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59 <a name="l00091"></a>00091 |
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60 <a name="l00095"></a>00095 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::Initialize(TRequestStatus& aStatus) |
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61 <a name="l00096"></a>00096 { |
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62 <a name="l00097"></a>00097 __ASSERT_ALWAYS(iCommandListResourceReader, User::Panic(KExamplePolicyPanic, EInvalidResourceReader)); |
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63 <a name="l00098"></a>00098 <span class="comment">// initialise command list resource reader.</span> |
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64 <a name="l00099"></a>00099 iCommandListResourceReader->Initialise(aStatus); |
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65 <a name="l00100"></a>00100 } |
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66 <a name="l00101"></a>00101 |
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67 <a name="l00105"></a>00105 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::InitializeCancel() |
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68 <a name="l00106"></a>00106 { |
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69 <a name="l00107"></a>00107 __ASSERT_ALWAYS(iCommandListResourceReader, User::Panic(KExamplePolicyPanic, EInvalidResourceReader)); |
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70 <a name="l00108"></a>00108 iCommandListResourceReader->InitialiseCancel(); |
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71 <a name="l00109"></a>00109 } |
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72 <a name="l00110"></a>00110 |
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73 <a name="l00116"></a>00116 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::Release() |
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74 <a name="l00117"></a>00117 { |
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75 <a name="l00118"></a>00118 <span class="keyword">delete</span> <span class="keyword">this</span>; |
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76 <a name="l00119"></a>00119 } |
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77 <a name="l00120"></a>00120 |
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78 <a name="l00129"></a>00129 MSsmSwpPolicy::TResponse CSsmDummyDiskStatusSwpPolicy::TransitionAllowed(<span class="keyword">const</span> TSsmSwp& <span class="comment">/*aSwp*/</span>, <span class="keyword">const</span> RMessagePtr2& <span class="comment">/*aMessage*/</span>) |
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79 <a name="l00130"></a>00130 { |
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80 <a name="l00131"></a>00131 TResponse response = EAllowed; |
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81 <a name="l00132"></a>00132 <span class="keywordflow">return</span> response; |
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82 <a name="l00133"></a>00133 } |
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83 <a name="l00134"></a>00134 |
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84 <a name="l00141"></a>00141 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::PrepareCommandList(<span class="keyword">const</span> TSsmSwp& aSwp, TRequestStatus& aStatus) |
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85 <a name="l00142"></a>00142 { |
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86 <a name="l00143"></a>00143 __ASSERT_ALWAYS(iCommandListResourceReader, User::Panic(KExamplePolicyPanic, EInvalidResourceReader)); |
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87 <a name="l00144"></a>00144 <span class="comment">// Build the command list for this value from a resource </span> |
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88 <a name="l00145"></a>00145 iCommandListResourceReader->PrepareCommandList(aSwp.Value(), aSwp, aStatus); |
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89 <a name="l00146"></a>00146 } |
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90 <a name="l00147"></a>00147 |
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91 <a name="l00152"></a>00152 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::PrepareCommandListCancel() |
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92 <a name="l00153"></a>00153 { |
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93 <a name="l00154"></a>00154 __ASSERT_ALWAYS(iCommandListResourceReader, User::Panic(KExamplePolicyPanic, EInvalidResourceReader)); |
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94 <a name="l00155"></a>00155 iCommandListResourceReader->PrepareCommandListCancel(); |
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95 <a name="l00156"></a>00156 } |
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96 <a name="l00157"></a>00157 |
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97 <a name="l00164"></a>00164 CSsmCommandList* CSsmDummyDiskStatusSwpPolicy::CommandList() |
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98 <a name="l00165"></a>00165 { |
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99 <a name="l00166"></a>00166 __ASSERT_ALWAYS(iCommandListResourceReader, User::Panic(KExamplePolicyPanic, EInvalidResourceReader)); |
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100 <a name="l00167"></a>00167 <span class="keywordflow">return</span> iCommandListResourceReader->GetCommandList(); |
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101 <a name="l00168"></a>00168 } |
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102 <a name="l00169"></a>00169 |
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103 <a name="l00178"></a>00178 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::HandleCleReturnValue(<span class="keyword">const</span> TSsmSwp& <span class="comment">/*aSwp*/</span>, TInt <span class="comment">/*aError*/</span>, TInt <span class="comment">/*aSeverity*/</span>, TRequestStatus& aStatus) |
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104 <a name="l00179"></a>00179 { |
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105 <a name="l00180"></a>00180 <span class="comment">/*</span> |
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106 <a name="l00181"></a>00181 <span class="comment"> This function is going to handle the return value. Even an reported error is treated as </span> |
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107 <a name="l00182"></a>00182 <span class="comment"> a successful API request. The request always needs to be completed with KErrNone.</span> |
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108 <a name="l00183"></a>00183 <span class="comment"> */</span> |
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109 <a name="l00184"></a>00184 TRequestStatus* rs = &aStatus; |
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110 <a name="l00185"></a>00185 User::RequestComplete(rs, KErrNone); |
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111 <a name="l00186"></a>00186 } |
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112 <a name="l00187"></a>00187 |
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113 <a name="l00192"></a>00192 <span class="keywordtype">void</span> CSsmDummyDiskStatusSwpPolicy::HandleCleReturnValueCancel() |
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114 <a name="l00193"></a>00193 { |
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115 <a name="l00194"></a>00194 <span class="comment">// Nothing to do as HandleCleReturnValue always completes immediately</span> |
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116 <a name="l00195"></a>00195 } |
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117 <a name="l00196"></a>00196 |
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118 <a name="l00207"></a>00207 TBool CSsmDummyDiskStatusSwpPolicy::ConditionalCommandAllowedL(CResourceFile& <span class="comment">/*aResourceFile*/</span>, TInt <span class="comment">/*aResourceId*/</span>) |
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119 <a name="l00208"></a>00208 { |
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120 <a name="l00209"></a>00209 <span class="keywordflow">return</span> EFalse; <span class="comment">// command list does not contain commands that have conditions, so return EFalse</span> |
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121 <a name="l00210"></a>00210 } |
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122 </pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Thu Jan 21 10:32:54 2010 for TB10.1 Example Applications by |
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123 <a href="http://www.doxygen.org/index.html"> |
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124 <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.3 </small></address> |
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