Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/threadappview_8cpp_source.html
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<h1>examples/ForumNokia/ThreadExample/src/threadappview.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">* ============================================================================</span>
<a name="l00003"></a>00003 <span class="comment">* Name : CThreadAppView from CThreadAppView.h</span>
<a name="l00004"></a>00004 <span class="comment">* Part of : Thread</span>
<a name="l00005"></a>00005 <span class="comment">* Created : 04.02.2005 by Forum Nokia</span>
<a name="l00006"></a>00006 <span class="comment">* Version : 1.0</span>
<a name="l00007"></a>00007 <span class="comment">* Copyright: Nokia Corporation</span>
<a name="l00008"></a>00008 <span class="comment">* ============================================================================</span>
<a name="l00009"></a>00009 <span class="comment">*/</span>
<a name="l00010"></a>00010
<a name="l00011"></a>00011 <span class="comment">// INCLUDES</span>
<a name="l00012"></a>00012 <span class="preprocessor">#include <coemain.h></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include "ThreadAppView.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include "ThreadAnimation.h"</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include <barsread.h></span> <span class="comment">//TResourceReader</span>
<a name="l00016"></a>00016 <span class="preprocessor">#include <thread.rsg></span>
<a name="l00017"></a>00017
<a name="l00018"></a>00018 <span class="preprocessor">#include <w32std.h></span>
<a name="l00019"></a>00019
<a name="l00021"></a>00021 <span class="preprocessor">#define KEditorPosition TPoint(0,55) </span>
<a name="l00022"></a>00022 <span class="preprocessor"></span>
<a name="l00023"></a><a class="code" href="class_c_thread_app_view.html#a2b5032ce6ad4f4571c5d3a57742bb4ef">00023</a> <a class="code" href="class_c_thread_app_view.html">CThreadAppView</a>* <a class="code" href="class_c_thread_app_view.html#a2b5032ce6ad4f4571c5d3a57742bb4ef">CThreadAppView::NewL</a>(<span class="keyword">const</span> TRect& aRect)
<a name="l00024"></a>00024 {
<a name="l00025"></a>00025 <a class="code" href="class_c_thread_app_view.html">CThreadAppView</a>* <span class="keyword">self</span> = <a class="code" href="class_c_thread_app_view.html#a4405d177a2ecf96f06c3caec457aa1ba">CThreadAppView::NewLC</a>(aRect);
<a name="l00026"></a>00026 CleanupStack::Pop(<span class="keyword">self</span>);
<a name="l00027"></a>00027 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00028"></a>00028 }
<a name="l00029"></a>00029
<a name="l00030"></a><a class="code" href="class_c_thread_app_view.html#a4405d177a2ecf96f06c3caec457aa1ba">00030</a> <a class="code" href="class_c_thread_app_view.html">CThreadAppView</a>* <a class="code" href="class_c_thread_app_view.html#a4405d177a2ecf96f06c3caec457aa1ba">CThreadAppView::NewLC</a>(<span class="keyword">const</span> TRect& aRect)
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032 <a class="code" href="class_c_thread_app_view.html">CThreadAppView</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_thread_app_view.html">CThreadAppView</a>;
<a name="l00033"></a>00033 CleanupStack::PushL(<span class="keyword">self</span>);
<a name="l00034"></a>00034 <span class="keyword">self</span>->ConstructL(aRect);
<a name="l00035"></a>00035 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00036"></a>00036 }
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00039"></a>00039 <span class="comment">// CThreadAppView::CThreadAppView()</span>
<a name="l00040"></a>00040 <span class="comment">//</span>
<a name="l00041"></a>00041 <span class="comment">// constructor</span>
<a name="l00042"></a>00042 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00043"></a>00043 CThreadAppView::CThreadAppView()
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045 }
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00048"></a>00048 <span class="comment">// CThreadAppView::~CThreadAppView()</span>
<a name="l00049"></a>00049 <span class="comment">//</span>
<a name="l00050"></a>00050 <span class="comment">// destructor</span>
<a name="l00051"></a>00051 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00052"></a><a class="code" href="class_c_thread_app_view.html#a34b3512caf5299a10b703c0ecb355143">00052</a> <a class="code" href="class_c_thread_app_view.html#a34b3512caf5299a10b703c0ecb355143">CThreadAppView::~CThreadAppView</a>()
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 <span class="keyword">delete</span> iRte;
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="comment">//delete all animations</span>
<a name="l00057"></a>00057 <span class="keyword">delete</span> iAnimationOne;
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keyword">delete</span> iAnimationTwo;
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keyword">delete</span> iAnimationThree;
<a name="l00062"></a>00062 }
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00065"></a>00065 <span class="comment">// CThreadAppView::ConstructL(const TRect& aRect)</span>
<a name="l00066"></a>00066 <span class="comment">//</span>
<a name="l00067"></a>00067 <span class="comment">// Standard EPOC 2nd phase constructor</span>
<a name="l00068"></a>00068 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00069"></a>00069 <span class="keywordtype">void</span> CThreadAppView::ConstructL(<span class="keyword">const</span> TRect& aRect)
<a name="l00070"></a>00070 {
<a name="l00071"></a>00071 <span class="comment">// Create a window for this application view</span>
<a name="l00072"></a>00072 CreateWindowL();
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="comment">//instantiate rich text editor</span>
<a name="l00075"></a>00075 iRte = <a class="code" href="class_c_thread_app_view.html#a2b5032ce6ad4f4571c5d3a57742bb4ef">CRichTextEditorRTE::NewL</a>(*<span class="keyword">this</span>);
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="comment">// Set the windows size</span>
<a name="l00078"></a>00078 SetRect(aRect);
<a name="l00079"></a>00079
<a name="l00080"></a>00080 <span class="comment">// Activate the window, which makes it ready to be drawn</span>
<a name="l00081"></a>00081 ActivateL();
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <span class="comment">//Reads an animation resource from a resource file </span>
<a name="l00084"></a>00084 TResourceReader reader;
<a name="l00085"></a>00085 iCoeEnv->CreateResourceReaderLC(reader, R_ANIMATION_THREAD_ONE_DATA);
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <span class="comment">//create animation based on reader </span>
<a name="l00088"></a>00088 iAnimationOne = <a class="code" href="class_c_thread_app_view.html#a2b5032ce6ad4f4571c5d3a57742bb4ef">CThreadAnimation::NewL</a>(reader, Window());
<a name="l00089"></a>00089 CleanupStack::PopAndDestroy(); <span class="comment">//reader</span>
<a name="l00090"></a>00090
<a name="l00091"></a>00091 TResourceReader readerTwo;
<a name="l00092"></a>00092 iCoeEnv->CreateResourceReaderLC(readerTwo, R_ANIMATION_THREAD_TWO_DATA);
<a name="l00093"></a>00093 iAnimationTwo = <a class="code" href="class_c_thread_app_view.html#a2b5032ce6ad4f4571c5d3a57742bb4ef">CThreadAnimation::NewL</a>(readerTwo, Window());
<a name="l00094"></a>00094 CleanupStack::PopAndDestroy(); <span class="comment">//readerTwo</span>
<a name="l00095"></a>00095
<a name="l00096"></a>00096 TResourceReader readerThree;
<a name="l00097"></a>00097 iCoeEnv->CreateResourceReaderLC(readerThree, R_ANIMATION_THREAD_THREE_DATA);
<a name="l00098"></a>00098 iAnimationThree = <a class="code" href="class_c_thread_app_view.html#a2b5032ce6ad4f4571c5d3a57742bb4ef">CThreadAnimation::NewL</a>(readerThree, Window());
<a name="l00099"></a>00099 CleanupStack::PopAndDestroy(); <span class="comment">//readerThree</span>
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00103"></a>00103 <span class="comment">// CThreadAppView::DrawText(const TDesC& aText)</span>
<a name="l00104"></a>00104 <span class="comment">//</span>
<a name="l00105"></a>00105 <span class="comment">// Draw text on the screen, uses rich text editor.</span>
<a name="l00106"></a>00106 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00107"></a><a class="code" href="class_c_thread_app_view.html#adfff519017801b286a339fb4bafae139">00107</a> <span class="keywordtype">void</span> <a class="code" href="class_c_thread_app_view.html#adfff519017801b286a339fb4bafae139">CThreadAppView::DrawText</a>(<span class="keyword">const</span> TDesC& aText)
<a name="l00108"></a>00108 {
<a name="l00109"></a>00109 iRte-><a class="code" href="class_c_rich_text_editor_r_t_e.html#a55419e53857c052199a26977966eca71">AddTextL</a>(aText);
<a name="l00110"></a>00110 }
<a name="l00111"></a>00111
<a name="l00112"></a>00112 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00113"></a>00113 <span class="comment">// CThreadAppView::Draw(const TRect& aRect) const</span>
<a name="l00114"></a>00114 <span class="comment">//</span>
<a name="l00115"></a>00115 <span class="comment">// Draw this application's view to the screen</span>
<a name="l00116"></a>00116 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00117"></a><a class="code" href="class_c_thread_app_view.html#abea2d8ab0f94faa940f801918e81d220">00117</a> <span class="keywordtype">void</span> <a class="code" href="class_c_thread_app_view.html#abea2d8ab0f94faa940f801918e81d220">CThreadAppView::Draw</a>(<span class="keyword">const</span> TRect& aRect)<span class="keyword"> const</span>
<a name="l00118"></a>00118 <span class="keyword"> </span>{
<a name="l00119"></a>00119 <span class="comment">// Get the standard graphics context </span>
<a name="l00120"></a>00120 CWindowGc& gc = SystemGc();
<a name="l00121"></a>00121 gc.Clear(aRect);
<a name="l00122"></a>00122 }
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00125"></a>00125 <span class="comment">// CThreadAppView::SizeChanged()</span>
<a name="l00126"></a>00126 <span class="comment">//</span>
<a name="l00127"></a>00127 <span class="comment">// called by framework when the view size is changed</span>
<a name="l00128"></a>00128 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00129"></a>00129 <span class="keywordtype">void</span> CThreadAppView::SizeChanged()
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 iRte->SetExtent(KEditorPosition, Window().Size());
<a name="l00132"></a>00132 }
<a name="l00133"></a>00133
<a name="l00134"></a>00134 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00135"></a>00135 <span class="comment">// TInt CThreadAppView::CountComponentControls() const</span>
<a name="l00136"></a>00136 <span class="comment">//</span>
<a name="l00137"></a>00137 <span class="comment">// Called by the framework in compound controls </span>
<a name="l00138"></a>00138 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00139"></a>00139 TInt CThreadAppView::CountComponentControls()<span class="keyword"> const</span>
<a name="l00140"></a>00140 <span class="keyword"> </span>{
<a name="l00141"></a>00141 <span class="keywordflow">return</span> 1; <span class="comment">// return number of controls inside this container</span>
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00145"></a>00145 <span class="comment">// CCoeControl* CThreadAppView::ComponentControl(TInt aIndex) const</span>
<a name="l00146"></a>00146 <span class="comment">//</span>
<a name="l00147"></a>00147 <span class="comment">// Called by the framework in compound controls </span>
<a name="l00148"></a>00148 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00149"></a>00149 CCoeControl* CThreadAppView::ComponentControl(TInt aIndex)<span class="keyword"> const</span>
<a name="l00150"></a>00150 <span class="keyword"> </span>{
<a name="l00151"></a>00151 <span class="keywordflow">switch</span> (aIndex)
<a name="l00152"></a>00152 {
<a name="l00153"></a>00153 <span class="keywordflow">case</span> 0:
<a name="l00154"></a>00154 <span class="keywordflow">return</span> iRte;
<a name="l00155"></a>00155 <span class="keywordflow">default</span>:
<a name="l00156"></a>00156 <span class="keywordflow">return</span> NULL;
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158 }
<a name="l00159"></a>00159
<a name="l00160"></a>00160 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00161"></a>00161 <span class="comment">// TKeyResponse CThreadAppView::OfferKeyEventL(const TKeyEvent& aKeyEvent,</span>
<a name="l00162"></a>00162 <span class="comment">// TEventCode aType)</span>
<a name="l00163"></a>00163 <span class="comment">//</span>
<a name="l00164"></a>00164 <span class="comment">// Called by the framework whenever a key event occurs. </span>
<a name="l00165"></a>00165 <span class="comment">// Passes the key event to the editor if it is not null, otherwise returns</span>
<a name="l00166"></a>00166 <span class="comment">// EKeyWasNotConsumed</span>
<a name="l00167"></a>00167 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00168"></a>00168 TKeyResponse CThreadAppView::OfferKeyEventL(<span class="keyword">const</span> TKeyEvent& aKeyEvent,TEventCode aType)
<a name="l00169"></a>00169 {
<a name="l00170"></a>00170 <span class="keywordflow">if</span> (iRte)
<a name="l00171"></a>00171 {
<a name="l00172"></a>00172 <span class="keywordflow">return</span> iRte->OfferKeyEventL(aKeyEvent, aType);
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174 <span class="keywordflow">else</span>
<a name="l00175"></a>00175 {
<a name="l00176"></a>00176 <span class="keywordflow">return</span> CCoeControl::OfferKeyEventL(aKeyEvent, aType);
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178 }
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