Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_contacts_model_document_8cpp_source.html
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<h1>examples/ForumNokia/ContactsModel/src/ContactsModelDocument.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright © 2008 Nokia Corporation.</span>
<a name="l00003"></a>00003 <span class="comment"> */</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">// INCLUDE FILES</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include "ContactsModelDocument.h"</span>
<a name="l00007"></a>00007 <span class="preprocessor">#include "ContactsModelAppUi.h"</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="preprocessor">#include <cntfilt.h></span>
<a name="l00010"></a>00010 <span class="preprocessor">#include <cntitem.h></span>
<a name="l00011"></a>00011
<a name="l00012"></a>00012 <span class="keyword">const</span> TInt KBufferSize = 256;
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="comment">// ================= MEMBER FUNCTIONS =======================</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="comment">// constructor</span>
<a name="l00017"></a>00017 CContactsModelDocument::CContactsModelDocument(CEikApplication& aApp)
<a name="l00018"></a>00018 : CAknDocument(aApp)
<a name="l00019"></a>00019 {
<a name="l00020"></a>00020 }
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="comment">// destructor</span>
<a name="l00023"></a><a class="code" href="class_c_contacts_model_document.html#a62cf8fc01cf8078e4c5eb4fb6d86b6a8">00023</a> <a class="code" href="class_c_contacts_model_document.html#a62cf8fc01cf8078e4c5eb4fb6d86b6a8">CContactsModelDocument::~CContactsModelDocument</a>()
<a name="l00024"></a>00024 {
<a name="l00025"></a>00025 <span class="keyword">delete</span> iContacts;
<a name="l00026"></a>00026 <span class="keyword">delete</span> iTextDef;
<a name="l00027"></a>00027 }
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="comment">// EPOC default constructor can leave.</span>
<a name="l00030"></a>00030 <span class="keywordtype">void</span> CContactsModelDocument::ConstructL()
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032 iContacts = NULL;
<a name="l00033"></a>00033 <a class="code" href="class_c_contacts_model_document.html#acc165ae349290322113929509bee068a">UpdateContactsL</a>();
<a name="l00034"></a>00034 <span class="comment">//create custom text definition to display contact item</span>
<a name="l00035"></a>00035 iTextDef = <a class="code" href="class_c_contacts_model_document.html#a6ece7cee352f17924d51e2e0efe4a0db">CContactTextDef::NewL</a>();
<a name="l00036"></a>00036 <span class="comment">//add given name field and family name field</span>
<a name="l00037"></a>00037 iTextDef->AppendL(TContactTextDefItem(KUidContactFieldGivenName, _L(<span class="stringliteral">" "</span>)));
<a name="l00038"></a>00038 iTextDef->AppendL(TContactTextDefItem(KUidContactFieldFamilyName));
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="comment">// Two-phased constructor.</span>
<a name="l00042"></a><a class="code" href="class_c_contacts_model_document.html#a6ece7cee352f17924d51e2e0efe4a0db">00042</a> <a class="code" href="class_c_contacts_model_document.html">CContactsModelDocument</a>* <a class="code" href="class_c_contacts_model_document.html#a6ece7cee352f17924d51e2e0efe4a0db">CContactsModelDocument::NewL</a>(
<a name="l00043"></a>00043 CEikApplication& aApp) <span class="comment">// CContactsModelApp reference</span>
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045 <a class="code" href="class_c_contacts_model_document.html">CContactsModelDocument</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_contacts_model_document.html">CContactsModelDocument</a>( aApp );
<a name="l00046"></a>00046 CleanupStack::PushL( <span class="keyword">self</span> );
<a name="l00047"></a>00047 <span class="keyword">self</span>->ConstructL();
<a name="l00048"></a>00048 CleanupStack::Pop();
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00051"></a>00051 }
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="comment">// Get the contact information</span>
<a name="l00054"></a><a class="code" href="class_c_contacts_model_document.html#a408bc4fcba90731f62d3e4ce0d7da83d">00054</a> HBufC * <a class="code" href="class_c_contacts_model_document.html#a408bc4fcba90731f62d3e4ce0d7da83d">CContactsModelDocument::GetItemL</a>(TInt anIndex)
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <span class="comment">// Open the default contact database</span>
<a name="l00057"></a>00057 CContactDatabase* contactsDb = CContactDatabase::OpenL();
<a name="l00058"></a>00058 CleanupStack::PushL(contactsDb);
<a name="l00059"></a>00059
<a name="l00060"></a>00060 TBuf<KBufferSize> buf;
<a name="l00061"></a>00061 <span class="comment">//read contact item with the default text definition</span>
<a name="l00062"></a>00062 <span class="keywordflow">if</span>((*iContacts).Count() >= anIndex)
<a name="l00063"></a>00063 contactsDb->ReadContactTextDefL((*iContacts)[anIndex], buf, iTextDef);
<a name="l00064"></a>00064
<a name="l00065"></a>00065 CleanupStack::PopAndDestroy(); <span class="comment">// contactsDb</span>
<a name="l00066"></a>00066 <span class="keywordflow">return</span> buf.AllocL();
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="comment">// return contacts items number</span>
<a name="l00070"></a><a class="code" href="class_c_contacts_model_document.html#a5173bd5e7d4d7a44a0daa07d51e93373">00070</a> TInt <a class="code" href="class_c_contacts_model_document.html#a5173bd5e7d4d7a44a0daa07d51e93373">CContactsModelDocument::ItemCount</a>()
<a name="l00071"></a>00071 {
<a name="l00072"></a>00072 <span class="keywordflow">return</span> iContacts->Count();
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a><a class="code" href="class_c_contacts_model_document.html#acc165ae349290322113929509bee068a">00075</a> <span class="keywordtype">void</span> <a class="code" href="class_c_contacts_model_document.html#acc165ae349290322113929509bee068a">CContactsModelDocument::UpdateContactsL</a>()
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 <span class="comment">//open database</span>
<a name="l00078"></a>00078 <span class="comment">// Open the default contact database</span>
<a name="l00079"></a>00079 CContactDatabase* contactsDb = CContactDatabase::OpenL();
<a name="l00080"></a>00080 CleanupStack::PushL(contactsDb);
<a name="l00081"></a>00081
<a name="l00082"></a>00082 CCntFilter *filter = CCntFilter::NewLC();
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="comment">//get all contact items (no groups, templates...)</span>
<a name="l00085"></a>00085 filter->SetContactFilterTypeALL(EFalse);
<a name="l00086"></a>00086 filter->SetContactFilterTypeCard(ETrue);
<a name="l00087"></a>00087
<a name="l00088"></a>00088 contactsDb->FilterDatabaseL(*filter);
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="keywordflow">if</span>(iContacts)
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 <span class="keyword">delete</span> iContacts;
<a name="l00093"></a>00093 iContacts = NULL;
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095 iContacts = <a class="code" href="class_c_contacts_model_document.html#a6ece7cee352f17924d51e2e0efe4a0db">CContactIdArray::NewL</a>(filter->iIds);
<a name="l00096"></a>00096
<a name="l00097"></a>00097 CleanupStack::PopAndDestroy(2); <span class="comment">//filter, contactsDb</span>
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099
<a name="l00100"></a><a class="code" href="class_c_contacts_model_document.html#a79036a36e92f4e742866aed8cdfc6bf0">00100</a> TInt <a class="code" href="class_c_contacts_model_document.html#a79036a36e92f4e742866aed8cdfc6bf0">CContactsModelDocument::ImportL</a>(RReadStream& aReadStream)
<a name="l00101"></a>00101 {
<a name="l00102"></a>00102 <span class="comment">// Open the default contact database</span>
<a name="l00103"></a>00103 CContactDatabase* contactsDb = CContactDatabase::OpenL();
<a name="l00104"></a>00104 CleanupStack::PushL(contactsDb);
<a name="l00105"></a>00105
<a name="l00106"></a>00106 TBool result = EFalse;
<a name="l00107"></a>00107 TUid p1;
<a name="l00108"></a>00108 p1.iUid = KVersitEntityUidVCard;
<a name="l00109"></a>00109 CArrayPtr<CContactItem>* imported = contactsDb->ImportContactsL(p1,
<a name="l00110"></a>00110 aReadStream,
<a name="l00111"></a>00111 result,
<a name="l00112"></a>00112 CContactDatabase::ETTFormat);
<a name="l00113"></a>00113 imported->ResetAndDestroy();
<a name="l00114"></a>00114 <span class="keyword">delete</span> imported;
<a name="l00115"></a>00115
<a name="l00116"></a>00116 CleanupStack::PopAndDestroy(); <span class="comment">// contactsDb</span>
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="keywordflow">return</span> result?KErrNone:KErrGeneral;
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a><a class="code" href="class_c_contacts_model_document.html#ae431484c6c59d5ada5251051ebd75793">00121</a> <span class="keywordtype">void</span> <a class="code" href="class_c_contacts_model_document.html#ae431484c6c59d5ada5251051ebd75793">CContactsModelDocument::ExportL</a>(RWriteStream& aWriteStream, TInt aExportItem)
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 <span class="comment">// Open the default contact database</span>
<a name="l00124"></a>00124 CContactDatabase* contactsDb = CContactDatabase::OpenL();
<a name="l00125"></a>00125 CleanupStack::PushL(contactsDb);
<a name="l00126"></a>00126
<a name="l00127"></a>00127 CContactIdArray* exportContacts = <a class="code" href="class_c_contacts_model_document.html#a6ece7cee352f17924d51e2e0efe4a0db">CContactIdArray::NewL</a>();
<a name="l00128"></a>00128 CleanupStack::PushL(exportContacts);
<a name="l00129"></a>00129
<a name="l00130"></a>00130 <span class="keywordflow">if</span>((*iContacts).Count() >= aExportItem)
<a name="l00131"></a>00131 exportContacts->AddL( (*iContacts)[aExportItem] );
<a name="l00132"></a>00132
<a name="l00133"></a>00133 TUid p1;
<a name="l00134"></a>00134 p1.iUid = KVersitEntityUidVCard;
<a name="l00135"></a>00135 contactsDb->ExportSelectedContactsL(p1,
<a name="l00136"></a>00136 *exportContacts,
<a name="l00137"></a>00137 aWriteStream,
<a name="l00138"></a>00138 CContactDatabase::EExcludeUid);
<a name="l00139"></a>00139
<a name="l00140"></a>00140 CleanupStack::PopAndDestroy(2); <span class="comment">// exportContacts, contactsDb</span>
<a name="l00141"></a>00141 }
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="comment">// ----------------------------------------------------</span>
<a name="l00144"></a>00144 <span class="comment">// CContactsModelDocument::CreateAppUiL()</span>
<a name="l00145"></a>00145 <span class="comment">// constructs CContactsModelAppUi</span>
<a name="l00146"></a>00146 <span class="comment">// ----------------------------------------------------</span>
<a name="l00147"></a>00147 <span class="comment">//</span>
<a name="l00148"></a>00148 CEikAppUi* CContactsModelDocument::CreateAppUiL()
<a name="l00149"></a>00149 {
<a name="l00150"></a>00150 <span class="keywordflow">return</span> <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_contacts_model_app_ui.html">CContactsModelAppUi</a>;
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="comment">// End of File</span>
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