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5 <title>TB9.2 Example Applications: examples/RemoteConn/MtpDataProviderExample/src/mtpdataproviderpluginexample.cpp Source File</title> |
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11 <h1>examples/RemoteConn/MtpDataProviderExample/src/mtpdataproviderpluginexample.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).</span> |
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12 <a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span> |
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13 <a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span> |
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14 <a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span> |
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15 <a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span> |
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16 <a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span> |
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17 <a name="l00007"></a>00007 <span class="comment">//</span> |
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18 <a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span> |
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19 <a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span> |
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20 <a name="l00010"></a>00010 <span class="comment">//</span> |
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21 <a name="l00011"></a>00011 <span class="comment">// Contributors:</span> |
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22 <a name="l00012"></a>00012 <span class="comment">//</span> |
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23 <a name="l00013"></a>00013 <span class="comment">// Description:</span> |
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24 <a name="l00014"></a>00014 <span class="comment">//</span> |
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25 <a name="l00015"></a>00015 |
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26 <a name="l00016"></a>00016 <span class="preprocessor">#include <bautils.h></span> |
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27 <a name="l00017"></a>00017 <span class="preprocessor">#include <mtp/mmtpconnection.h></span> |
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28 <a name="l00018"></a>00018 <span class="preprocessor">#include <mtp/mtpprotocolconstants.h></span> |
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29 <a name="l00019"></a>00019 <span class="preprocessor">#include <mtp/mmtpdataproviderframework.h></span> |
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30 <a name="l00020"></a>00020 <span class="preprocessor">#include <mtp/mmtpstoragemgr.h></span> |
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31 <a name="l00021"></a>00021 <span class="preprocessor">#include <mtp/cmtpobjectmetadata.h></span> |
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32 <a name="l00022"></a>00022 <span class="preprocessor">#include <mtp/mmtpobjectmgr.h></span> |
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33 <a name="l00023"></a>00023 |
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34 <a name="l00024"></a>00024 <span class="preprocessor">#include "mtpdataproviderpluginexample.h"</span> |
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35 <a name="l00025"></a>00025 |
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36 <a name="l00026"></a>00026 <span class="preprocessor">#include "mtpexamplerequestprocessor.h"</span> |
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37 <a name="l00027"></a>00027 <span class="preprocessor">#include "cmtpexampledprequestprocessor.h"</span> |
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38 <a name="l00028"></a>00028 |
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39 <a name="l00029"></a>00029 <span class="preprocessor">#include "cmtpexampledpconst.h"</span> |
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40 <a name="l00030"></a>00030 |
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41 <a name="l00031"></a>00031 |
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42 <a name="l00032"></a>00032 <span class="comment">// Class constants.</span> |
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43 <a name="l00034"></a>00034 <span class="comment"></span><span class="keyword">static</span> <span class="keyword">const</span> TInt KMTPExampleDpSessionGranualrity = 3; |
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44 <a name="l00035"></a>00035 |
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45 <a name="l00036"></a>00036 |
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46 <a name="l00041"></a><a class="code" href="class_c_m_t_p_example_data_provider.html#aa66d6e7d36061e94067741ad4357102a">00041</a> TAny* <a class="code" href="class_c_m_t_p_example_data_provider.html#aa66d6e7d36061e94067741ad4357102a">CMTPExampleDataProvider::NewL</a>(TAny* aParams) |
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47 <a name="l00042"></a>00042 { |
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48 <a name="l00043"></a>00043 <a class="code" href="class_c_m_t_p_example_data_provider.html">CMTPExampleDataProvider</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_m_t_p_example_data_provider.html">CMTPExampleDataProvider</a>(aParams); |
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49 <a name="l00044"></a>00044 CleanupStack::PushL(<span class="keyword">self</span>); |
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50 <a name="l00045"></a>00045 <span class="keyword">self</span>->ConstructL(); |
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51 <a name="l00046"></a>00046 CleanupStack::Pop(<span class="keyword">self</span>); |
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52 <a name="l00047"></a>00047 <span class="keywordflow">return</span> <span class="keyword">self</span>; |
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53 <a name="l00048"></a>00048 } |
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54 <a name="l00049"></a>00049 |
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55 <a name="l00054"></a>00054 CMTPExampleDataProvider::CMTPExampleDataProvider(TAny* aParams) |
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56 <a name="l00055"></a>00055 :CMTPDataProviderPlugin(aParams), |
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57 <a name="l00056"></a>00056 iActiveProcessors(KMTPExampleDpSessionGranualrity), |
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58 <a name="l00057"></a>00057 iActiveProcessor(-1) |
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59 <a name="l00058"></a>00058 { |
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60 <a name="l00059"></a>00059 |
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61 <a name="l00060"></a>00060 } |
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62 <a name="l00061"></a>00061 |
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63 <a name="l00065"></a><a class="code" href="class_c_m_t_p_example_data_provider.html#a349b79ae0bbc918b22b39e0a7ca0efe7">00065</a> <a class="code" href="class_c_m_t_p_example_data_provider.html#a349b79ae0bbc918b22b39e0a7ca0efe7">CMTPExampleDataProvider::~CMTPExampleDataProvider</a>() |
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64 <a name="l00066"></a>00066 { |
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65 <a name="l00067"></a>00067 TUint count(iActiveProcessors.Count()); |
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66 <a name="l00068"></a>00068 <span class="keywordflow">while</span> (count--) |
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67 <a name="l00069"></a>00069 { |
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68 <a name="l00070"></a>00070 iActiveProcessors[count]->Release(); |
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69 <a name="l00071"></a>00071 } |
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70 <a name="l00072"></a>00072 iActiveProcessors.Close(); |
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71 <a name="l00073"></a>00073 } |
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72 <a name="l00074"></a>00074 |
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73 <a name="l00075"></a>00075 |
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74 <a name="l00076"></a>00076 <span class="keywordtype">void</span> CMTPExampleDataProvider::Cancel() |
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75 <a name="l00077"></a>00077 { |
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76 <a name="l00078"></a>00078 } |
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77 <a name="l00079"></a>00079 |
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78 <a name="l00085"></a>00085 <span class="keywordtype">void</span> CMTPExampleDataProvider::Supported(TMTPSupportCategory aCategory, RArray<TUint>& aArray)<span class="keyword"> const</span> |
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79 <a name="l00086"></a>00086 <span class="keyword"> </span>{ |
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80 <a name="l00087"></a>00087 <span class="keywordflow">switch</span> (aCategory) |
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81 <a name="l00088"></a>00088 { |
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82 <a name="l00089"></a>00089 <span class="keywordflow">case</span> EEvents: |
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83 <a name="l00090"></a>00090 <span class="keywordflow">break</span>; |
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84 <a name="l00091"></a>00091 <span class="keywordflow">case</span> EObjectPlaybackFormats: |
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85 <a name="l00092"></a>00092 <span class="keywordflow">case</span> EObjectCaptureFormats: |
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86 <a name="l00093"></a>00093 <span class="keywordflow">break</span>; |
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87 <a name="l00094"></a>00094 <span class="keywordflow">case</span> EObjectProperties: |
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88 <a name="l00095"></a>00095 <span class="keywordflow">break</span>; |
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89 <a name="l00096"></a>00096 |
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90 <a name="l00097"></a>00097 <span class="keywordflow">case</span> EOperations: |
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91 <a name="l00098"></a>00098 { |
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92 <a name="l00099"></a>00099 TInt count(<span class="keyword">sizeof</span>(KMTPExampleDpSupportedOperations) / <span class="keyword">sizeof</span>(KMTPExampleDpSupportedOperations[0])); |
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93 <a name="l00100"></a>00100 <span class="keywordflow">for</span> (TInt i(0); (i < count); i++) |
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94 <a name="l00101"></a>00101 { |
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95 <a name="l00102"></a>00102 aArray.Append(KMTPExampleDpSupportedOperations[i]); |
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96 <a name="l00103"></a>00103 } |
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97 <a name="l00104"></a>00104 } |
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98 <a name="l00105"></a>00105 <span class="keywordflow">break</span>; |
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99 <a name="l00106"></a>00106 |
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100 <a name="l00107"></a>00107 <span class="keywordflow">default</span>: |
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101 <a name="l00108"></a>00108 <span class="keywordflow">break</span>; |
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102 <a name="l00109"></a>00109 } |
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103 <a name="l00110"></a>00110 } |
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104 <a name="l00117"></a>00117 <span class="keywordtype">void</span> CMTPExampleDataProvider::SupportedL(TMTPSupportCategory aCategory, CDesCArray& <span class="comment">/*aStrings*/</span>)<span class="keyword"> const</span> |
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105 <a name="l00118"></a>00118 <span class="keyword"> </span>{ |
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106 <a name="l00119"></a>00119 <span class="keywordflow">switch</span> (aCategory) |
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107 <a name="l00120"></a>00120 { |
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108 <a name="l00121"></a>00121 <span class="keywordflow">case</span> EFolderExclusionSets: |
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109 <a name="l00122"></a>00122 <span class="keywordflow">break</span>; |
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110 <a name="l00123"></a>00123 <span class="keywordflow">case</span> EFormatExtensionSets: |
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111 <a name="l00124"></a>00124 <span class="keywordflow">break</span>; |
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112 <a name="l00125"></a>00125 <span class="keywordflow">default</span>: |
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113 <a name="l00126"></a>00126 <span class="keywordflow">break</span>; |
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114 <a name="l00127"></a>00127 } |
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115 <a name="l00128"></a>00128 } |
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116 <a name="l00129"></a>00129 |
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117 <a name="l00133"></a>00133 <span class="keywordtype">void</span> CMTPExampleDataProvider::StartObjectEnumerationL(TUint32 aStorageId) |
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118 <a name="l00134"></a>00134 { |
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119 <a name="l00135"></a>00135 Framework().ObjectEnumerationCompleteL(aStorageId); |
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120 <a name="l00136"></a>00136 |
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121 <a name="l00137"></a>00137 } |
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122 <a name="l00138"></a>00138 |
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123 <a name="l00142"></a>00142 <span class="keywordtype">void</span> CMTPExampleDataProvider::StartStorageEnumerationL() |
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124 <a name="l00143"></a>00143 { |
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125 <a name="l00144"></a>00144 Framework().StorageEnumerationCompleteL(); |
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126 <a name="l00145"></a>00145 } |
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127 <a name="l00146"></a>00146 |
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128 <a name="l00152"></a>00152 <span class="keywordtype">void</span> CMTPExampleDataProvider::ProcessEventL(<span class="keyword">const</span> TMTPTypeEvent& aEvent, MMTPConnection& aConnection) |
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129 <a name="l00153"></a>00153 { |
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130 <a name="l00154"></a>00154 TInt idx = LocateRequestProcessorL(aEvent, aConnection); |
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131 <a name="l00155"></a>00155 |
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132 <a name="l00156"></a>00156 <span class="keywordflow">if</span> (idx != KErrNotFound) |
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133 <a name="l00157"></a>00157 { |
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134 <a name="l00158"></a>00158 iActiveProcessors[idx]->HandleEventL(aEvent); |
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135 <a name="l00159"></a>00159 } |
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136 <a name="l00160"></a>00160 } |
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137 <a name="l00161"></a>00161 |
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138 <a name="l00167"></a>00167 <span class="keywordtype">void</span> CMTPExampleDataProvider::ProcessNotificationL(TMTPNotification aNotification, <span class="keyword">const</span> TAny* aParams) |
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139 <a name="l00168"></a>00168 { |
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140 <a name="l00169"></a>00169 <span class="keywordflow">switch</span> (aNotification) |
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141 <a name="l00170"></a>00170 { |
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142 <a name="l00171"></a>00171 <span class="keywordflow">case</span> EMTPSessionClosed: |
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143 <a name="l00172"></a>00172 SessionClosedL(*reinterpret_cast<const TMTPNotificationParamsSessionChange*>(aParams)); |
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144 <a name="l00173"></a>00173 <span class="keywordflow">break</span>; |
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145 <a name="l00174"></a>00174 |
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146 <a name="l00175"></a>00175 <span class="keywordflow">case</span> EMTPSessionOpened: |
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147 <a name="l00176"></a>00176 SessionOpenedL(*reinterpret_cast<const TMTPNotificationParamsSessionChange*>(aParams)); |
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148 <a name="l00177"></a>00177 <span class="keywordflow">break</span>; |
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149 <a name="l00178"></a>00178 |
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150 <a name="l00179"></a>00179 <span class="keywordflow">default</span>: |
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151 <a name="l00180"></a>00180 <span class="comment">// Ignore all other notifications.</span> |
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152 <a name="l00181"></a>00181 <span class="keywordflow">break</span>; |
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153 <a name="l00182"></a>00182 } |
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154 <a name="l00183"></a>00183 } |
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155 <a name="l00184"></a>00184 |
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156 <a name="l00191"></a>00191 <span class="keywordtype">void</span> CMTPExampleDataProvider::ProcessRequestPhaseL(TMTPTransactionPhase aPhase, <span class="keyword">const</span> TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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157 <a name="l00192"></a>00192 { |
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158 <a name="l00193"></a>00193 <span class="comment">//Check if the request is handled.</span> |
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159 <a name="l00194"></a>00194 TInt idx(LocateRequestProcessorL(aRequest, aConnection)); |
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160 <a name="l00195"></a>00195 <a class="code" href="class_m_m_t_p_example_dp_request_processor.html">MMTPExampleDpRequestProcessor</a>* processor(iActiveProcessors[idx]); |
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161 <a name="l00196"></a>00196 <span class="comment">//Handle the request</span> |
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162 <a name="l00197"></a>00197 TBool result(processor->HandleRequestL(aRequest, aPhase)); |
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163 <a name="l00198"></a>00198 <span class="keywordflow">if</span> (result) <span class="comment">//destroy the processor</span> |
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164 <a name="l00199"></a>00199 { |
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165 <a name="l00200"></a>00200 processor->Release(); |
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166 <a name="l00201"></a>00201 iActiveProcessors.Remove(idx); |
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167 <a name="l00202"></a>00202 } |
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168 <a name="l00203"></a>00203 } |
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169 <a name="l00204"></a>00204 |
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170 <a name="l00210"></a>00210 <span class="keywordtype">void</span> CMTPExampleDataProvider::SessionClosedL(<span class="keyword">const</span> TMTPNotificationParamsSessionChange& aSession) |
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171 <a name="l00211"></a>00211 { |
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172 <a name="l00212"></a>00212 TInt count = iActiveProcessors.Count(); |
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173 <a name="l00213"></a>00213 <span class="keywordflow">while</span>(count--) |
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174 <a name="l00214"></a>00214 { |
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175 <a name="l00215"></a>00215 <a class="code" href="class_m_m_t_p_example_dp_request_processor.html">MMTPExampleDpRequestProcessor</a>* processor = iActiveProcessors[count]; |
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176 <a name="l00216"></a>00216 TUint32 sessionId = processor->SessionId(); |
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177 <a name="l00217"></a>00217 <span class="keywordflow">if</span>((sessionId == aSession.iMTPId) && (processor->Connection().ConnectionId() == aSession.iConnection.ConnectionId())) |
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178 <a name="l00218"></a>00218 { |
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179 <a name="l00219"></a>00219 iActiveProcessors.Remove(count); |
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180 <a name="l00220"></a>00220 <span class="keywordflow">if</span> (count == iActiveProcessor) |
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181 <a name="l00221"></a>00221 { |
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182 <a name="l00222"></a>00222 iActiveProcessorRemoved = ETrue; |
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183 <a name="l00223"></a>00223 } |
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184 <a name="l00224"></a>00224 <span class="keywordflow">else</span> |
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185 <a name="l00225"></a>00225 { |
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186 <a name="l00226"></a>00226 processor->Release(); |
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187 <a name="l00227"></a>00227 } |
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188 <a name="l00228"></a>00228 } |
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189 <a name="l00229"></a>00229 } |
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190 <a name="l00230"></a>00230 } |
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191 <a name="l00231"></a>00231 |
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192 <a name="l00237"></a>00237 <span class="keywordtype">void</span> CMTPExampleDataProvider::SessionOpenedL(<span class="keyword">const</span> TMTPNotificationParamsSessionChange& <span class="comment">/*aSession*/</span>) |
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193 <a name="l00238"></a>00238 { |
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194 <a name="l00239"></a>00239 } |
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195 <a name="l00240"></a>00240 |
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196 <a name="l00246"></a>00246 TAny* CMTPExampleDataProvider::GetExtendedInterface(TUid <span class="comment">/*aInterfaceUid*/</span>) |
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197 <a name="l00247"></a>00247 { |
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198 <a name="l00248"></a>00248 <span class="keywordflow">return</span> NULL; |
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199 <a name="l00249"></a>00249 } |
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200 <a name="l00250"></a>00250 |
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201 <a name="l00254"></a>00254 <span class="keywordtype">void</span> CMTPExampleDataProvider::ConstructL() |
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202 <a name="l00255"></a>00255 { |
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203 <a name="l00256"></a>00256 |
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204 <a name="l00257"></a>00257 |
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205 <a name="l00258"></a>00258 } |
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206 <a name="l00259"></a>00259 |
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207 <a name="l00267"></a>00267 TInt CMTPExampleDataProvider::LocateRequestProcessorL(<span class="keyword">const</span> TMTPTypeRequest& aRequest, MMTPConnection& aConnection) |
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208 <a name="l00268"></a>00268 { |
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209 <a name="l00269"></a>00269 TInt idx(KErrNotFound); |
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210 <a name="l00270"></a>00270 <span class="comment">//Get the Count of the request supported.</span> |
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211 <a name="l00271"></a>00271 TInt count(iActiveProcessors.Count()); |
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212 <a name="l00272"></a>00272 <span class="comment">//Not found create and then append to the array.</span> |
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213 <a name="l00273"></a>00273 <span class="keywordflow">if</span> (idx == KErrNotFound) |
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214 <a name="l00274"></a>00274 { |
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215 <a name="l00275"></a>00275 <a class="code" href="class_m_m_t_p_example_dp_request_processor.html">MMTPExampleDpRequestProcessor</a>* processor = <a class="code" href="class_m_t_p_example_dp_processor.html#a33c3d4f26f43a5d32bb1da80be66aa17">MTPExampleDpProcessor::CreateL</a> |
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216 <a name="l00276"></a>00276 (Framework(), aRequest, aConnection); |
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217 <a name="l00277"></a>00277 CleanupReleasePushL(*processor); |
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218 <a name="l00278"></a>00278 iActiveProcessors.AppendL(processor); |
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219 <a name="l00279"></a>00279 CleanupStack::Pop(processor); |
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220 <a name="l00280"></a>00280 idx = count; |
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221 <a name="l00281"></a>00281 } |
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222 <a name="l00282"></a>00282 <span class="keywordflow">return</span> idx; |
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223 <a name="l00283"></a>00283 } |
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224 <a name="l00284"></a>00284 |
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225 <a name="l00293"></a>00293 TInt CMTPExampleDataProvider::LocateRequestProcessorL(<span class="keyword">const</span> TMTPTypeEvent& aEvent, MMTPConnection& aConnection) |
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226 <a name="l00294"></a>00294 { |
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227 <a name="l00295"></a>00295 TInt idx(KErrNotFound); |
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228 <a name="l00296"></a>00296 TInt count(iActiveProcessors.Count()); |
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229 <a name="l00297"></a>00297 <span class="keywordflow">for</span> (TInt i(0); (i < count); i++) |
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230 <a name="l00298"></a>00298 { |
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231 <a name="l00299"></a>00299 <span class="keywordflow">if</span> (iActiveProcessors[i]->Match(aEvent, aConnection)) |
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232 <a name="l00300"></a>00300 { |
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233 <a name="l00301"></a>00301 idx = i; |
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234 <a name="l00302"></a>00302 <span class="keywordflow">break</span>; |
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235 <a name="l00303"></a>00303 } |
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236 <a name="l00304"></a>00304 } |
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237 <a name="l00305"></a>00305 <span class="keywordflow">return</span> idx; |
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238 <a name="l00306"></a>00306 } |
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239 <a name="l00307"></a>00307 |
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240 <a name="l00308"></a>00308 |
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241 <a name="l00309"></a>00309 |
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242 </pre></div></div> |
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243 <hr size="1"/><address style="text-align: right;"><small>Generated by |
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244 <a href="http://www.doxygen.org/index.html"> |
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245 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address> |
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246 </body> |
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247 </html> |