Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_s_m_s_example_r_t_e_container_8cpp_source.html
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<h1>examples/ForumNokia/SMSExample/GUI/src/SMSExampleRTEContainer.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="preprocessor">#include <eikrted.h></span> <span class="comment">// CEikRichTextEditor</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include <txtrich.h></span> <span class="comment">// CRichText</span>
<a name="l00007"></a>00007
<a name="l00008"></a>00008 <span class="preprocessor">#include "SMSExampleRTEContainer.h"</span>
<a name="l00009"></a>00009
<a name="l00010"></a>00010 <span class="comment">// Rich text editor starting position</span>
<a name="l00011"></a>00011 <span class="preprocessor">#define KEditorPosition TPoint(0,0)</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span>
<a name="l00013"></a>00013 <span class="comment">// Number of controls inside this container</span>
<a name="l00014"></a>00014 <span class="keyword">const</span> TInt KNumberOfControls = 1;
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="keyword">const</span> TInt KNumberOfLines = 0;
<a name="l00017"></a>00017 <span class="keyword">const</span> TInt KTextLimit = 128;
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KEventLog, <span class="stringliteral">"Event log: \n"</span> );
<a name="l00020"></a>00020 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTextLine, <span class="stringliteral">"---------------------------"</span>);
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00023"></a>00023 <span class="comment">// Symbian OS 2 phase constructor.</span>
<a name="l00024"></a>00024 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00025"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a98f9e3be30a4b2d85eb2251771a2db84">00025</a> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html">CSMSExampleRTEContainer</a>* <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a98f9e3be30a4b2d85eb2251771a2db84">CSMSExampleRTEContainer::NewL</a>(<span class="keyword">const</span> TRect& aRect)
<a name="l00026"></a>00026 {
<a name="l00027"></a>00027 <a class="code" href="class_c_s_m_s_example_r_t_e_container.html">CSMSExampleRTEContainer</a>* <span class="keyword">self</span> = <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#afbcf0a679732b0924a1f9221984be122">CSMSExampleRTEContainer::NewLC</a>(aRect);
<a name="l00028"></a>00028 CleanupStack::Pop(<span class="keyword">self</span>);
<a name="l00029"></a>00029 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00030"></a>00030 }
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00033"></a>00033 <span class="comment">// Symbian OS 2 phase constructor.</span>
<a name="l00034"></a>00034 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00035"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#afbcf0a679732b0924a1f9221984be122">00035</a> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html">CSMSExampleRTEContainer</a>* <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#afbcf0a679732b0924a1f9221984be122">CSMSExampleRTEContainer::NewLC</a>(<span class="keyword">const</span> TRect& aRect)
<a name="l00036"></a>00036 {
<a name="l00037"></a>00037 <a class="code" href="class_c_s_m_s_example_r_t_e_container.html">CSMSExampleRTEContainer</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_s_m_s_example_r_t_e_container.html">CSMSExampleRTEContainer</a>();
<a name="l00038"></a>00038 CleanupStack::PushL(<span class="keyword">self</span>);
<a name="l00039"></a>00039 <span class="keyword">self</span>->ConstructL(aRect);
<a name="l00040"></a>00040 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00044"></a>00044 <span class="comment">// Symbian OS two phased constructor.</span>
<a name="l00045"></a>00045 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00046"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a9fb88598a3216435c920c786ecfcdab5">00046</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a9fb88598a3216435c920c786ecfcdab5">CSMSExampleRTEContainer::ConstructL</a>(<span class="keyword">const</span> TRect& aRect)
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048 CreateWindowL();
<a name="l00049"></a>00049
<a name="l00050"></a>00050 iRTE = <span class="keyword">new</span> (ELeave) CEikRichTextEditor();
<a name="l00051"></a>00051 iRTE->SetContainerWindowL(*<span class="keyword">this</span>);
<a name="l00052"></a>00052 iRTE->ConstructL(<span class="keyword">this</span>, KNumberOfLines, KTextLimit,
<a name="l00053"></a>00053 CEikEdwin::EReadOnly | CEikEdwin::EAvkonDisableCursor,
<a name="l00054"></a>00054 EGulFontControlAll, EGulNoSymbolFonts);
<a name="l00055"></a>00055 iRTE->CreateScrollBarFrameL()->SetScrollBarVisibilityL(
<a name="l00056"></a>00056 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EOn);
<a name="l00057"></a>00057
<a name="l00058"></a>00058 SetRect(aRect);
<a name="l00059"></a>00059 ActivateL();
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a7d49a9eca716d2edc7e39f12293e8316">DrawTextL</a>(KEventLog);
<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">// Destructor.</span>
<a name="l00066"></a>00066 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00067"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a47ea0349a78935464eb5faa32986fd06">00067</a> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a47ea0349a78935464eb5faa32986fd06">CSMSExampleRTEContainer::~CSMSExampleRTEContainer</a>()
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 <span class="keyword">delete</span> iRTE;
<a name="l00070"></a>00070 iRTE = 0;
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00074"></a>00074 <span class="comment">// Draw text without drawing a line break at the end.</span>
<a name="l00075"></a>00075 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00076"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#aacc8755b5b17575ced954afd58574e15">00076</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#aacc8755b5b17575ced954afd58574e15">CSMSExampleRTEContainer::DrawTextWithoutCarriageL</a>(<span class="keyword">const</span> TDesC& aText)
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 <span class="comment">// Set color to black</span>
<a name="l00079"></a>00079 iCharacterFormatMask.SetAttrib(EAttColor);
<a name="l00080"></a>00080 iCharacterFormat.iFontPresentation.iTextColor = KRgbBlack;
<a name="l00081"></a>00081
<a name="l00082"></a>00082 CRichText* text = iRTE->RichText();
<a name="l00083"></a>00083 TInt textSize = text->DocumentLength();
<a name="l00084"></a>00084
<a name="l00085"></a>00085 text->InsertL(textSize, aText);
<a name="l00086"></a>00086 <span class="comment">// Apply formatting</span>
<a name="l00087"></a>00087 text->ApplyCharFormatL(iCharacterFormat, iCharacterFormatMask,
<a name="l00088"></a>00088 textSize, aText.Length());
<a name="l00089"></a>00089 iRTE->HandleTextChangedL();
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00093"></a>00093 <span class="comment">// Add text using a RichTextEditor</span>
<a name="l00094"></a>00094 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00095"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a7d49a9eca716d2edc7e39f12293e8316">00095</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a7d49a9eca716d2edc7e39f12293e8316">CSMSExampleRTEContainer::DrawTextL</a>(<span class="keyword">const</span> TDesC& aText)
<a name="l00096"></a>00096 {
<a name="l00097"></a>00097 <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#aacc8755b5b17575ced954afd58574e15">DrawTextWithoutCarriageL</a>(aText);
<a name="l00098"></a>00098 <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a650a2d8a8b4d064812f7cf71267949d5">AddCarriageReturnL</a>();
<a name="l00099"></a>00099 iRTE->HandleTextChangedL();
<a name="l00100"></a>00100
<a name="l00101"></a>00101 <span class="comment">//Keep displaying the bottom of the screen</span>
<a name="l00102"></a>00102 iRTE->MoveCursorL(TCursorPosition::EFPageDown, EFalse);
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00106"></a>00106 <span class="comment">// Add one line break.</span>
<a name="l00107"></a>00107 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00108"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a650a2d8a8b4d064812f7cf71267949d5">00108</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a650a2d8a8b4d064812f7cf71267949d5">CSMSExampleRTEContainer::AddCarriageReturnL</a>()
<a name="l00109"></a>00109 {
<a name="l00110"></a>00110 CRichText* text = iRTE->RichText();
<a name="l00111"></a>00111 text->InsertL(text->DocumentLength(), CEditableText::ELineBreak);
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113
<a name="l00114"></a>00114 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00115"></a>00115 <span class="comment">// Draw using a RichtTextEditor. Set Underline off when finished drawing.</span>
<a name="l00116"></a>00116 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00117"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#af73b32b23d257edf1f2b1ce549edd47d">00117</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#af73b32b23d257edf1f2b1ce549edd47d">CSMSExampleRTEContainer::DrawUnderlinedTextL</a>(<span class="keyword">const</span> TDesC& aText)
<a name="l00118"></a>00118 {
<a name="l00119"></a>00119 iCharacterFormatMask.SetAttrib(EAttFontUnderline);
<a name="l00120"></a>00120
<a name="l00121"></a>00121 iCharacterFormat.iFontPresentation.iUnderline = EUnderlineOn;
<a name="l00122"></a>00122 <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#aacc8755b5b17575ced954afd58574e15">DrawTextWithoutCarriageL</a>(aText);
<a name="l00123"></a>00123 iCharacterFormat.iFontPresentation.iUnderline = EUnderlineOff;
<a name="l00124"></a>00124 }
<a name="l00125"></a>00125
<a name="l00126"></a>00126 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00127"></a>00127 <span class="comment">// Draw one line.</span>
<a name="l00128"></a>00128 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00129"></a><a class="code" href="class_c_s_m_s_example_r_t_e_container.html#aa9127734dfcb564c89a0e516d19bb3e2">00129</a> <span class="keywordtype">void</span> <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#aa9127734dfcb564c89a0e516d19bb3e2">CSMSExampleRTEContainer::DrawLineL</a>()
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 <a class="code" href="class_c_s_m_s_example_r_t_e_container.html#a7d49a9eca716d2edc7e39f12293e8316">DrawTextL</a>(KTextLine);
<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">// Called by framework when the view size is changed</span>
<a name="l00136"></a>00136 <span class="comment">// ---------------------------------------------------------</span>
<a name="l00137"></a>00137 <span class="keywordtype">void</span> CSMSExampleRTEContainer::SizeChanged()
<a name="l00138"></a>00138 {
<a name="l00139"></a>00139 TRect rect = Rect();
<a name="l00140"></a>00140 TInt scrollbarWidth = GetScrollbarWidth();
<a name="l00141"></a>00141 iRTE->SetExtent(KEditorPosition, TSize(rect.Width() - scrollbarWidth,
<a name="l00142"></a>00142 rect.Height()));
<a name="l00143"></a>00143 }
<a name="l00144"></a>00144
<a name="l00145"></a>00145 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00146"></a>00146 <span class="comment">// Returns the width (breadth) of the scrollbar for the editor</span>
<a name="l00147"></a>00147 <span class="comment">// ----------------------------------------------------------------------------</span>
<a name="l00148"></a>00148 TInt CSMSExampleRTEContainer::GetScrollbarWidth()<span class="keyword"> const</span>
<a name="l00149"></a>00149 <span class="keyword"> </span>{
<a name="l00150"></a>00150 TInt scrollbarWidth = iRTE->ScrollBarFrame()->
<a name="l00151"></a>00151 ScrollBarBreadth(CEikScrollBar::EVertical);
<a name="l00152"></a>00152 <span class="comment">// If scrollbars are not drawn yet, the width remains zero. In this</span>
<a name="l00153"></a>00153 <span class="comment">// case, an intentionally magical number is returned.</span>
<a name="l00154"></a>00154 <span class="keywordflow">if</span> (scrollbarWidth == 0)
<a name="l00155"></a>00155 {
<a name="l00156"></a>00156 scrollbarWidth = 8;
<a name="l00157"></a>00157 }
<a name="l00158"></a>00158 <span class="keywordflow">return</span> scrollbarWidth;
<a name="l00159"></a>00159 }
<a name="l00160"></a>00160
<a name="l00161"></a>00161 TInt CSMSExampleRTEContainer::CountComponentControls()<span class="keyword"> const</span>
<a name="l00162"></a>00162 <span class="keyword"> </span>{
<a name="l00163"></a>00163 <span class="keywordflow">return</span> KNumberOfControls;
<a name="l00164"></a>00164 }
<a name="l00165"></a>00165
<a name="l00166"></a>00166 CCoeControl* CSMSExampleRTEContainer::ComponentControl(TInt aIndex)<span class="keyword"> const</span>
<a name="l00167"></a>00167 <span class="keyword"> </span>{
<a name="l00168"></a>00168 <span class="keywordflow">switch</span> (aIndex)
<a name="l00169"></a>00169 {
<a name="l00170"></a>00170 <span class="keywordflow">case</span> 0:
<a name="l00171"></a>00171 <span class="keywordflow">return</span> iRTE;
<a name="l00172"></a>00172 <span class="keywordflow">default</span>:
<a name="l00173"></a>00173 <span class="keywordflow">return</span> NULL;
<a name="l00174"></a>00174 }
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="keywordtype">void</span> CSMSExampleRTEContainer::Draw(<span class="keyword">const</span> TRect& aRect)<span class="keyword"> const</span>
<a name="l00178"></a>00178 <span class="keyword"> </span>{
<a name="l00179"></a>00179 CWindowGc& gc = SystemGc();
<a name="l00180"></a>00180 gc.SetPenStyle(CGraphicsContext::ENullPen);
<a name="l00181"></a>00181 gc.SetBrushColor(KRgbWhite);
<a name="l00182"></a>00182 gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
<a name="l00183"></a>00183 gc.DrawRect(aRect);
<a name="l00184"></a>00184 }
<a name="l00185"></a>00185
<a name="l00186"></a>00186 TKeyResponse CSMSExampleRTEContainer::OfferKeyEventL(<span class="keyword">const</span> TKeyEvent& aKeyEvent,
<a name="l00187"></a>00187 TEventCode aType)
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 <span class="keywordflow">if</span> (iRTE)
<a name="l00190"></a>00190 {
<a name="l00191"></a>00191 <span class="keywordflow">return</span> iRTE->OfferKeyEventL(aKeyEvent, aType);
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193 <span class="keywordflow">else</span>
<a name="l00194"></a>00194 {
<a name="l00195"></a>00195 <span class="keywordflow">return</span> CCoeControl::OfferKeyEventL(aKeyEvent, aType);
<a name="l00196"></a>00196 }
<a name="l00197"></a>00197 }
<a name="l00198"></a>00198
<a name="l00199"></a>00199 <span class="comment">// End of file</span>
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