Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/starter_2src_2_a_o_lab_text_flash_container_8cpp_source.html
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+<title>TB9.2 Example Applications: examples/ForumNokia/Symbian_OS_Basics_Lab_Exercises_v3_1/Lab_04309.cb1/starter/src/AOLabTextFlashContainer.cpp Source File</title>
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+<h1>examples/ForumNokia/Symbian_OS_Basics_Lab_Exercises_v3_1/Lab_04309.cb1/starter/src/AOLabTextFlashContainer.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2006 Nokia Corporation.</span>
+<a name="l00002"></a>00002
+<a name="l00003"></a>00003 <span class="preprocessor">#include "AOLabTextFlashContainer.h"</span>
+<a name="l00004"></a>00004 <span class="preprocessor">#include "ActiveTimer.h"</span>
+<a name="l00005"></a>00005 <span class="preprocessor">#include <eiklabel.h></span>
+<a name="l00006"></a>00006
+<a name="l00007"></a>00007 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KHelloText, <span class="stringliteral">"Hello"</span>);
+<a name="l00008"></a>00008 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KWorldText, <span class="stringliteral">"World"</span>);
+<a name="l00009"></a>00009
+<a name="l00010"></a>00010 <span class="keyword">const</span> TInt KTimeoutValue = 2000000;
+<a name="l00011"></a>00011
+<a name="l00012"></a>00012
+<a name="l00013"></a>00013 <span class="comment">// Constructs a container for this application</span>
+<a name="l00014"></a>00014 <a class="code" href="class_c_a_o_lab_text_flash_container.html">CAOLabTextFlashContainer</a>* CAOLabTextFlashContainer::NewL(<span class="keyword">const</span> TRect& aRect)
+<a name="l00015"></a>00015 {
+<a name="l00016"></a>00016 <a class="code" href="class_c_a_o_lab_text_flash_container.html">CAOLabTextFlashContainer</a>* <span class="keyword">self</span> = <span class="keyword">new</span> ( ELeave ) <a class="code" href="class_c_a_o_lab_text_flash_container.html">CAOLabTextFlashContainer</a>();
+<a name="l00017"></a>00017 CleanupStack::PushL(<span class="keyword">self</span>);
+<a name="l00018"></a>00018 <span class="keyword">self</span>->ConstructL(aRect);
+<a name="l00019"></a>00019 CleanupStack::Pop(<span class="keyword">self</span>);
+<a name="l00020"></a>00020
+<a name="l00021"></a>00021 <span class="keywordflow">return</span> <span class="keyword">self</span>;
+<a name="l00022"></a>00022 }
+<a name="l00023"></a>00023
+<a name="l00024"></a>00024
+<a name="l00025"></a>00025 <span class="comment">// Symbian 2nd phase constructor</span>
+<a name="l00026"></a>00026 <span class="keywordtype">void</span> CAOLabTextFlashContainer::ConstructL(<span class="keyword">const</span> TRect& aRect)
+<a name="l00027"></a>00027 {
+<a name="l00028"></a>00028 CreateWindowL();
+<a name="l00029"></a>00029
+<a name="l00030"></a>00030 iTopLabel = <span class="keyword">new</span> (ELeave) CEikLabel;
+<a name="l00031"></a>00031 iTopLabel->SetContainerWindowL(*<span class="keyword">this</span>);
+<a name="l00032"></a>00032 iTopLabel->SetTextL(KHelloText);
+<a name="l00033"></a>00033
+<a name="l00034"></a>00034 iBottomLabel = <span class="keyword">new</span> (ELeave) CEikLabel;
+<a name="l00035"></a>00035 iBottomLabel->SetContainerWindowL(*<span class="keyword">this</span>);
+<a name="l00036"></a>00036 iBottomLabel->SetTextL(KWorldText);
+<a name="l00037"></a>00037
+<a name="l00038"></a>00038 iIsVisible = ETrue;
+<a name="l00039"></a>00039
+<a name="l00040"></a>00040 SetRect(aRect);
+<a name="l00041"></a>00041 ActivateL();
+<a name="l00042"></a>00042 }
+<a name="l00043"></a>00043
+<a name="l00044"></a>00044
+<a name="l00045"></a>00045 <span class="comment">// C++ Destructor</span>
+<a name="l00046"></a>00046 CAOLabTextFlashContainer::~CAOLabTextFlashContainer()
+<a name="l00047"></a>00047 {
+<a name="l00048"></a>00048 <span class="keyword">delete</span> iTopLabel;
+<a name="l00049"></a>00049 <span class="keyword">delete</span> iBottomLabel;
+<a name="l00050"></a>00050 }
+<a name="l00051"></a>00051
+<a name="l00052"></a>00052
+<a name="l00053"></a>00053 <span class="comment">// Called by framework when the view size is changed</span>
+<a name="l00054"></a>00054 <span class="keywordtype">void</span> CAOLabTextFlashContainer::SizeChanged()
+<a name="l00055"></a>00055 {
+<a name="l00056"></a>00056 iTopLabel->SetExtent( TPoint(0,0), TSize(Rect().Width(), Rect().Height()/2));
+<a name="l00057"></a>00057 iBottomLabel->SetExtent( TPoint(0,Rect().Height()/2), TSize(Rect().Width(),Rect().Height()/2));
+<a name="l00058"></a>00058 }
+<a name="l00059"></a>00059
+<a name="l00060"></a>00060
+<a name="l00061"></a>00061 <span class="comment">// Returns the number of controls inside this container</span>
+<a name="l00062"></a>00062 TInt CAOLabTextFlashContainer::CountComponentControls()<span class="keyword"> const</span>
+<a name="l00063"></a>00063 <span class="keyword"> </span>{
+<a name="l00064"></a>00064 <span class="keywordflow">return</span> 2;
+<a name="l00065"></a>00065 }
+<a name="l00066"></a>00066
+<a name="l00067"></a>00067
+<a name="l00068"></a>00068 <span class="comment">// Gets an indexed component of this compound control</span>
+<a name="l00069"></a>00069 CCoeControl* CAOLabTextFlashContainer::ComponentControl(TInt aIndex)<span class="keyword"> const</span>
+<a name="l00070"></a>00070 <span class="keyword"> </span>{
+<a name="l00071"></a>00071 <span class="keywordflow">switch</span> ( aIndex )
+<a name="l00072"></a>00072 {
+<a name="l00073"></a>00073 <span class="keywordflow">case</span> 0:
+<a name="l00074"></a>00074 <span class="keywordflow">return</span> iTopLabel;
+<a name="l00075"></a>00075 <span class="keywordflow">case</span> 1:
+<a name="l00076"></a>00076 <span class="keywordflow">return</span> iBottomLabel;
+<a name="l00077"></a>00077 <span class="keywordflow">default</span>:
+<a name="l00078"></a>00078 <span class="keywordflow">return</span> NULL;
+<a name="l00079"></a>00079 }
+<a name="l00080"></a>00080 }
+<a name="l00081"></a>00081
+<a name="l00082"></a>00082
+<a name="l00083"></a>00083 <span class="comment">// Draw a grey rectangle that fills the client area of the screen</span>
+<a name="l00084"></a>00084 <span class="keywordtype">void</span> CAOLabTextFlashContainer::Draw(<span class="keyword">const</span> TRect& aRect)<span class="keyword"> const</span>
+<a name="l00085"></a>00085 <span class="keyword"> </span>{
+<a name="l00086"></a>00086 CWindowGc& gc = SystemGc();
+<a name="l00087"></a>00087
+<a name="l00088"></a>00088 gc.SetPenStyle(CGraphicsContext::ENullPen);
+<a name="l00089"></a>00089 gc.SetBrushColor(KRgbGray);
+<a name="l00090"></a>00090 gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
+<a name="l00091"></a>00091 gc.DrawRect(aRect);
+<a name="l00092"></a>00092 }
+<a name="l00093"></a>00093
+<a name="l00094"></a>00094
+<a name="l00095"></a>00095 <span class="comment">// Starts the text flashing</span>
+<a name="l00096"></a>00096 <span class="keywordtype">void</span> CAOLabTextFlashContainer::FlashingText()
+<a name="l00097"></a>00097 {
+<a name="l00098"></a>00098 iTopLabel->SetTextL(KHelloText);
+<a name="l00099"></a>00099 iBottomLabel->SetTextL(KWorldText);
+<a name="l00100"></a>00100 DrawNow();
+<a name="l00101"></a>00101
+<a name="l00102"></a>00102 <span class="keywordflow">if</span> (!iIsFlashing)
+<a name="l00103"></a>00103 {
+<a name="l00104"></a>00104 iIsVisible = ETrue;
+<a name="l00105"></a>00105 iIsFlashing = ETrue;
+<a name="l00106"></a>00106 }
+<a name="l00107"></a>00107 }
+<a name="l00108"></a>00108
+<a name="l00109"></a>00109
+<a name="l00110"></a>00110 <span class="comment">// Stops the text flashing</span>
+<a name="l00111"></a>00111 <span class="keywordtype">void</span> CAOLabTextFlashContainer::StopFlashing()
+<a name="l00112"></a>00112 {
+<a name="l00113"></a>00113 <span class="keywordflow">if</span> (iIsFlashing)
+<a name="l00114"></a>00114 {
+<a name="l00115"></a>00115 iIsFlashing = EFalse;
+<a name="l00116"></a>00116 }
+<a name="l00117"></a>00117
+<a name="l00118"></a>00118 iTopLabel->MakeVisible(ETrue);
+<a name="l00119"></a>00119 iBottomLabel->MakeVisible(ETrue);
+<a name="l00120"></a>00120 }
+<a name="l00121"></a>00121
+<a name="l00122"></a>00122
+<a name="l00123"></a>00123 <span class="comment">// Callback function when the active object timer completes </span>
+<a name="l00124"></a>00124 <span class="keywordtype">void</span> CAOLabTextFlashContainer::TimerComplete(TInt aError)
+<a name="l00125"></a>00125 {
+<a name="l00126"></a>00126 <span class="keywordflow">if</span> (KErrNone == aError)
+<a name="l00127"></a>00127 {
+<a name="l00128"></a>00128 iIsVisible = !iIsVisible;
+<a name="l00129"></a>00129 }
+<a name="l00130"></a>00130 <span class="keywordflow">else</span>
+<a name="l00131"></a>00131 {
+<a name="l00132"></a>00132 iIsVisible = ETrue;
+<a name="l00133"></a>00133 iIsFlashing = EFalse;
+<a name="l00134"></a>00134 }
+<a name="l00135"></a>00135
+<a name="l00136"></a>00136 iTopLabel->MakeVisible(iIsVisible);
+<a name="l00137"></a>00137 iBottomLabel->MakeVisible(iIsVisible);
+<a name="l00138"></a>00138 }
+<a name="l00139"></a>00139
+<a name="l00140"></a>00140 <span class="comment">// End of File </span>
+</pre></div></div>
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