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<h1>examples/ForumNokia/ContactsModel/src/ContactsModelContainer.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 "ContactsModelContainer.h"</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="keyword">const</span> TInt KGranularityOfArray = 10;
<a name="l00010"></a>00010
<a name="l00011"></a>00011 <span class="keyword">const</span> TInt KBufferSize = 256;
<a name="l00012"></a>00012 <span class="comment">// ================= MEMBER FUNCTIONS =======================</span>
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00015"></a>00015 <span class="comment">// CContactsModelContainer::ConstructL(const TRect& aRect)</span>
<a name="l00016"></a>00016 <span class="comment">// EPOC two phased constructor</span>
<a name="l00017"></a>00017 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00018"></a>00018 <span class="comment">//</span>
<a name="l00019"></a><a class="code" href="class_c_contacts_model_container.html#ac468c2165d1177d612ced36d7c0fe262">00019</a> <span class="keywordtype">void</span> <a class="code" href="class_c_contacts_model_container.html#ac468c2165d1177d612ced36d7c0fe262">CContactsModelContainer::ConstructL</a>(<span class="keyword">const</span> TRect& aRect, <a class="code" href="class_c_contacts_model_document.html">CContactsModelDocument</a>* aDocument)
<a name="l00020"></a>00020 {
<a name="l00021"></a>00021 iDocument = aDocument;
<a name="l00022"></a>00022 CreateWindowL();
<a name="l00023"></a>00023 SetRect(aRect);
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="comment">// create listbox control</span>
<a name="l00026"></a>00026 iListBox = <span class="keyword">new</span> (ELeave) CAknSingleStyleListBox;
<a name="l00027"></a>00027 iListBox->ConstructL(<span class="keyword">this</span>, 0);
<a name="l00028"></a>00028 iListBox->SetContainerWindowL(*<span class="keyword">this</span>);
<a name="l00029"></a>00029 iListBox->SetRect(aRect.Size());
<a name="l00030"></a>00030
<a name="l00031"></a>00031 iListBoxRows = <span class="keyword">new</span> (ELeave) CDesCArrayFlat( KGranularityOfArray );
<a name="l00032"></a>00032 iListBox->Model()->SetItemTextArray( iListBoxRows );
<a name="l00033"></a>00033 iListBox->Model()->SetOwnershipType(ELbmDoesNotOwnItemArray);
<a name="l00034"></a>00034
<a name="l00035"></a>00035 iListBox->ActivateL();
<a name="l00036"></a>00036 iListBox->CreateScrollBarFrameL(ETrue);
<a name="l00037"></a>00037 iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOn,
<a name="l00038"></a>00038 CEikScrollBarFrame::EAuto);
<a name="l00039"></a>00039
<a name="l00040"></a>00040 ActivateL();
<a name="l00041"></a>00041 MakeVisible(ETrue);
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="comment">// Destructor</span>
<a name="l00045"></a><a class="code" href="class_c_contacts_model_container.html#a9e868211c0658c4ff94c8cddfdd0ae37">00045</a> <a class="code" href="class_c_contacts_model_container.html#a9e868211c0658c4ff94c8cddfdd0ae37">CContactsModelContainer::~CContactsModelContainer</a>()
<a name="l00046"></a>00046 {
<a name="l00047"></a>00047 <span class="keyword">delete</span> iListBox;
<a name="l00048"></a>00048 iListBox = NULL;
<a name="l00049"></a>00049
<a name="l00050"></a>00050 <span class="keywordflow">if</span>( iListBoxRows )
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052 iListBoxRows->Reset();
<a name="l00053"></a>00053 }
<a name="l00054"></a>00054 <span class="keyword">delete</span> iListBoxRows;
<a name="l00055"></a>00055 iListBoxRows= NULL;
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00059"></a>00059 <span class="comment">// CContactsModelContainer::SizeChanged()</span>
<a name="l00060"></a>00060 <span class="comment">// Called by framework when the view size is changed</span>
<a name="l00061"></a>00061 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00062"></a>00062 <span class="comment">//</span>
<a name="l00063"></a>00063 <span class="keywordtype">void</span> CContactsModelContainer::SizeChanged()
<a name="l00064"></a>00064 {
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a>00067 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00068"></a>00068 <span class="comment">// CContactsModelContainer::CountComponentControls() const</span>
<a name="l00069"></a>00069 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00070"></a>00070 <span class="comment">//</span>
<a name="l00071"></a>00071 TInt CContactsModelContainer::CountComponentControls()<span class="keyword"> const</span>
<a name="l00072"></a>00072 <span class="keyword"> </span>{
<a name="l00073"></a>00073 <span class="keywordflow">return</span> 1; <span class="comment">// return nbr of controls inside this container</span>
<a name="l00074"></a>00074 }
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00077"></a>00077 <span class="comment">// CContactsModelContainer::ComponentControl(TInt aIndex) const</span>
<a name="l00078"></a>00078 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00079"></a>00079 <span class="comment">//</span>
<a name="l00080"></a>00080 CCoeControl* CContactsModelContainer::ComponentControl(TInt aIndex)<span class="keyword"> const</span>
<a name="l00081"></a>00081 <span class="keyword"> </span>{
<a name="l00082"></a>00082 <span class="keywordflow">if</span>( aIndex > 0 )
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 <span class="keywordflow">return</span> NULL;
<a name="l00085"></a>00085 }
<a name="l00086"></a>00086 <span class="keywordflow">return</span> iListBox;
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00090"></a>00090 <span class="comment">// CContactsModelContainer::Draw(const TRect& aRect) const</span>
<a name="l00091"></a>00091 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00092"></a>00092 <span class="comment">//</span>
<a name="l00093"></a>00093 <span class="keywordtype">void</span> CContactsModelContainer::Draw(<span class="keyword">const</span> TRect& <span class="comment">/*aRect*/</span>)<span class="keyword"> const</span>
<a name="l00094"></a>00094 <span class="keyword"> </span>{
<a name="l00095"></a>00095 CWindowGc& gc = SystemGc();
<a name="l00096"></a>00096 TRect rect = Rect();
<a name="l00097"></a>00097 gc.Clear(rect);
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099
<a name="l00100"></a>00100 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00101"></a>00101 <span class="comment">// CContactsModelContainer::HandleControlEventL(</span>
<a name="l00102"></a>00102 <span class="comment">// CCoeControl* aControl,TCoeEvent aEventType)</span>
<a name="l00103"></a>00103 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00104"></a>00104 <span class="comment">//</span>
<a name="l00105"></a>00105 <span class="keywordtype">void</span> CContactsModelContainer::HandleControlEventL(
<a name="l00106"></a>00106 CCoeControl* <span class="comment">/*aControl*/</span>,TCoeEvent <span class="comment">/*aEventType*/</span>)
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 <span class="comment">// TODO: Add your control event handler code here</span>
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110
<a name="l00111"></a><a class="code" href="class_c_contacts_model_container.html#ac0d028bfd2850ff55aa811fd4f899728">00111</a> <span class="keywordtype">void</span> <a class="code" href="class_c_contacts_model_container.html#ac0d028bfd2850ff55aa811fd4f899728">CContactsModelContainer::UpdateL</a>()
<a name="l00112"></a>00112 {
<a name="l00113"></a>00113 iListBoxRows->Reset();
<a name="l00114"></a>00114 <span class="keywordflow">if</span>( iDocument-><a class="code" href="class_c_contacts_model_document.html#a5173bd5e7d4d7a44a0daa07d51e93373">ItemCount</a>() > 0 )
<a name="l00115"></a>00115 {
<a name="l00116"></a>00116 <span class="comment">//add items to the list box</span>
<a name="l00117"></a>00117 <span class="keywordflow">for</span>( TInt i = 0; i < iDocument-><a class="code" href="class_c_contacts_model_document.html#a5173bd5e7d4d7a44a0daa07d51e93373">ItemCount</a>(); ++i )
<a name="l00118"></a>00118 {
<a name="l00119"></a>00119
<a name="l00120"></a>00120 HBufC* row = iDocument-><a class="code" href="class_c_contacts_model_document.html#a408bc4fcba90731f62d3e4ce0d7da83d">GetItemL</a>(i);
<a name="l00121"></a>00121 CleanupStack::PushL(row);
<a name="l00122"></a>00122
<a name="l00123"></a>00123 TBuf<KBufferSize> buf;
<a name="l00124"></a>00124 buf.Format(_L(<span class="stringliteral">"\t%S"</span>), row);
<a name="l00125"></a>00125 iListBoxRows->AppendL(buf);
<a name="l00126"></a>00126
<a name="l00127"></a>00127 CleanupStack::PopAndDestroy();
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129 <span class="comment">//update the control</span>
<a name="l00130"></a>00130 iListBox->HandleItemAdditionL();
<a name="l00131"></a>00131 }
<a name="l00132"></a>00132 }
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="comment">// return contacts items number</span>
<a name="l00135"></a><a class="code" href="class_c_contacts_model_container.html#a673952e47d42be81a85df0832375895c">00135</a> TInt <a class="code" href="class_c_contacts_model_container.html#a673952e47d42be81a85df0832375895c">CContactsModelContainer::ItemCount</a>()
<a name="l00136"></a>00136 {
<a name="l00137"></a>00137 <span class="keywordflow">return</span> iDocument-><a class="code" href="class_c_contacts_model_document.html#a5173bd5e7d4d7a44a0daa07d51e93373">ItemCount</a>();
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139
<a name="l00140"></a>00140 TKeyResponse CContactsModelContainer::OfferKeyEventL(<span class="keyword">const</span> TKeyEvent& aKeyEvent, TEventCode aType)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <span class="keywordflow">return</span> iListBox->OfferKeyEventL(aKeyEvent, aType);
<a name="l00143"></a>00143 }
<a name="l00144"></a>00144
<a name="l00145"></a><a class="code" href="class_c_contacts_model_container.html#a07afcb84d5b8d19acd6067c641d65cd0">00145</a> TInt <a class="code" href="class_c_contacts_model_container.html#a07afcb84d5b8d19acd6067c641d65cd0">CContactsModelContainer::GetSelectedItem</a>()
<a name="l00146"></a>00146 {
<a name="l00147"></a>00147 <span class="keywordflow">return</span> iListBox->CurrentItemIndex();
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="comment">// End of File</span>
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