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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>SimpleView.h Source File</title><link href="style.css" rel="stylesheet" type="text/css"></head><table border="0" width="100%" height="8" bgcolor="#eeeeee"><tr> <td width="100%" height="1"><b><font size="2" color="#000000" face="Arial, Helvetica, sans-serif"><strong><a name=Top></a>S60 5th Edition SDK v0.9 </strong></font></b><br><i>Example Applications Guide</i></td></tr> </table><!-- Generated by Doxygen 1.4.5 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> </ul></div><h1>SimpleView.h</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 : SimpleView.h</span><a name="l00004"></a>00004 <span class="comment">* Part of : OcrExample</span><a name="l00005"></a>00005 <span class="comment">* Interface :</span><a name="l00006"></a>00006 <span class="comment">* Description :</span><a name="l00007"></a>00007 <span class="comment">* Version :</span><a name="l00008"></a>00008 <span class="comment">*</span><a name="l00009"></a>00009 <span class="comment">* Copyright (c) 2006 Nokia Corporation.</span><a name="l00010"></a>00010 <span class="comment">* This material, including documentation and any related</span><a name="l00011"></a>00011 <span class="comment">* computer programs, is protected by copyright controlled by</span><a name="l00012"></a>00012 <span class="comment">* Nokia Corporation.</span><a name="l00013"></a>00013 <span class="comment">* ==============================================================================</span><a name="l00014"></a>00014 <span class="comment">*/</span><a name="l00015"></a>00015 <a name="l00016"></a>00016 <span class="preprocessor">#ifndef OCR_EXAMPLE_SIMPLE_VIEW</span><a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">#define OCR_EXAMPLE_SIMPLE_VIEW</span><a name="l00018"></a>00018 <span class="preprocessor"></span><a name="l00019"></a>00019 <span class="preprocessor">#include <aknview.h></span><a name="l00020"></a>00020 <span class="preprocessor">#include <aknutils.h></span><a name="l00021"></a>00021 <span class="comment"></span><a name="l00022"></a>00022 <span class="comment">/**</span><a name="l00023"></a>00023 <span class="comment"> * namespace contains various utility classes</span><a name="l00024"></a>00024 <span class="comment"> */</span><a name="l00025"></a>00025 <span class="keyword">namespace </span>NOCRUtils<a name="l00026"></a>00026 {<a name="l00027"></a>00027 <span class="comment"></span><a name="l00028"></a>00028 <span class="comment">/**</span><a name="l00029"></a>00029 <span class="comment"> * CSimpleView is a template class for creating a simple view.</span><a name="l00030"></a>00030 <span class="comment"> * CSimpleView is a template class, which implements a simple view</span><a name="l00031"></a>00031 <span class="comment"> * for Avkon View-switching architecture. The view is called 'simple', because</span><a name="l00032"></a>00032 <span class="comment"> * it assumes that view offers only Ok- or Back-option to return to previous</span><a name="l00033"></a>00033 <span class="comment"> * view and no Options-menu at all.</span><a name="l00034"></a>00034 <span class="comment"> *</span><a name="l00035"></a>00035 <span class="comment"> * Container class is required to fulfil following criteria:</span><a name="l00036"></a>00036 <span class="comment"> * - container has to offer static NewL(const TRect& aRect, D& aData)</span><a name="l00037"></a>00037 <span class="comment"> * - container does not activate itself during the execution of NewL(). This</span><a name="l00038"></a>00038 <span class="comment"> * view-class will do that when view is activated.</span><a name="l00039"></a>00039 <span class="comment"> * - container has to do all its activation steps in ActivateL() i.e.</span><a name="l00040"></a>00040 <span class="comment"> * the container should override CCoeControl::ActivateL(), if needed.</span><a name="l00041"></a>00041 <span class="comment"> * Note, container has to call baseclass' ActivateL() also in such case!</span><a name="l00042"></a>00042 <span class="comment"> *</span><a name="l00043"></a>00043 <span class="comment"> * Container is created everytime, when the view is activated, and it is</span><a name="l00044"></a>00044 <span class="comment"> * destroyed, when the view is deactivated. Container should store its </span><a name="l00045"></a>00045 <span class="comment"> * possible state-info into data-object.</span><a name="l00046"></a>00046 <span class="comment"> *</span><a name="l00047"></a>00047 <span class="comment"> * @param T container class used by this view</span><a name="l00048"></a>00048 <span class="comment"> * @param D data-object used by container class</span><a name="l00049"></a>00049 <span class="comment"> */</span><a name="l00050"></a>00050 <span class="keyword">template</span> <<span class="keyword">class</span> T, <span class="keyword">class</span> D><a name="l00051"></a><a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html">00051</a> <span class="keyword">class </span><a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html">CSimpleView</a> : <span class="keyword">public</span> CAknView<a name="l00052"></a>00052 {<a name="l00053"></a>00053 <span class="keyword">public</span>: <span class="comment">// Constructors and destructor</span><a name="l00054"></a>00054 <span class="comment"></span><a name="l00055"></a>00055 <span class="comment"> /**</span><a name="l00056"></a>00056 <span class="comment"> * Symbian two-phased constructor</span><a name="l00057"></a>00057 <span class="comment"> * @param aViewResource resource id of the view</span><a name="l00058"></a>00058 <span class="comment"> * @param aId unique id of the view</span><a name="l00059"></a>00059 <span class="comment"> * @param aData data-object for container (ownership not taken)</span><a name="l00060"></a>00060 <span class="comment"> */</span><a name="l00061"></a>00061 <span class="keyword">static</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html">CSimpleView</a>* <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#f82712d9bbd47a3fbb8579fff98069d8">NewL</a>(TInt aViewResource, TUid aId, D& aData);<span class="comment"></span><a name="l00062"></a>00062 <span class="comment"> /** Destructor. */</span><a name="l00063"></a>00063 <span class="keyword">virtual</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#56f7f6d437bf9e142cfe30b889f1c58c">~CSimpleView</a>();<a name="l00064"></a>00064 <span class="comment"></span><a name="l00065"></a>00065 <span class="comment"> /** Handle screen size change */</span><a name="l00066"></a>00066 <span class="keywordtype">void</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#04bbd31ba9f2f99b17c69030e5cf96cb">HandleSizeChange</a>();<a name="l00067"></a>00067 <a name="l00068"></a>00068 <span class="keyword">private</span>: <span class="comment">// Functions from base classes</span><a name="l00069"></a>00069 <span class="comment"></span><a name="l00070"></a>00070 <span class="comment"> /**</span><a name="l00071"></a>00071 <span class="comment"> * From CAknView returns Uid of View</span><a name="l00072"></a>00072 <span class="comment"> * @return TUid uid of the view</span><a name="l00073"></a>00073 <span class="comment"> */</span><a name="l00074"></a><a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#a9048c3ff4f288da47ab9b2de1833749">00074</a> TUid <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#a9048c3ff4f288da47ab9b2de1833749">Id</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#a83298c462be24b14a83a2fcae561e3c">iUid</a>; }<a name="l00075"></a>00075 <span class="comment"></span><a name="l00076"></a>00076 <span class="comment"> /**</span><a name="l00077"></a>00077 <span class="comment"> * From CAknView, handle commands</span><a name="l00078"></a>00078 <span class="comment"> * @param aCommand command to be handled</span><a name="l00079"></a>00079 <span class="comment"> */</span><a name="l00080"></a>00080 <span class="keywordtype">void</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#a682d228622cea7790645ce10f591242">HandleCommandL</a>( TInt aCommand );<a name="l00081"></a>00081 <span class="comment"></span><a name="l00082"></a>00082 <span class="comment"> /**</span><a name="l00083"></a>00083 <span class="comment"> * From CAknView Activate this view</span><a name="l00084"></a>00084 <span class="comment"> * @param aPrevViewId</span><a name="l00085"></a>00085 <span class="comment"> * @param aCustomMessageId</span><a name="l00086"></a>00086 <span class="comment"> * @param aCustomMessage</span><a name="l00087"></a>00087 <span class="comment"> */</span><a name="l00088"></a>00088 <span class="keywordtype">void</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#366b9bdc3feb98c2fa8b54b12561be7f">DoActivateL</a>( <span class="keyword">const</span> TVwsViewId& aPrevViewId,<a name="l00089"></a>00089 TUid aCustomMessageId,<a name="l00090"></a>00090 <span class="keyword">const</span> TDesC8& aCustomMessage );<a name="l00091"></a>00091 <span class="comment"></span><a name="l00092"></a>00092 <span class="comment"> /** From CAknView Deactivate this view */</span><a name="l00093"></a>00093 <span class="keywordtype">void</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#8dc3833be5508368363dce246e04a18f">DoDeactivate</a>();<a name="l00094"></a>00094 <a name="l00095"></a>00095 <span class="keyword">private</span>:<span class="comment"></span><a name="l00096"></a>00096 <span class="comment"> /**</span><a name="l00097"></a>00097 <span class="comment"> * C++ constructor</span><a name="l00098"></a>00098 <span class="comment"> * @param aId unique id of the view</span><a name="l00099"></a>00099 <span class="comment"> * @param aData data-object for container</span><a name="l00100"></a>00100 <span class="comment"> */</span><a name="l00101"></a>00101 <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#d6e80f5c4250e9b453d1cf513213b691">CSimpleView</a>(TUid aId, D& aData);<a name="l00102"></a>00102 <span class="comment"></span><a name="l00103"></a>00103 <span class="comment"> /**</span><a name="l00104"></a>00104 <span class="comment"> * Symbian 2nd phase constructor</span><a name="l00105"></a>00105 <span class="comment"> * @param aViewResource resource id of the view</span><a name="l00106"></a>00106 <span class="comment"> */</span><a name="l00107"></a><a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#49e0220be3d2b5ab56c977551821a088">00107</a> <span class="keywordtype">void</span> <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#49e0220be3d2b5ab56c977551821a088">ConstructL</a>(TInt aViewResource) { BaseConstructL(aViewResource); }<a name="l00108"></a>00108 <a name="l00109"></a>00109 <span class="keyword">private</span>:<span class="comment"></span><a name="l00110"></a>00110 <span class="comment"> /** id of this view */</span><a name="l00111"></a><a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#a83298c462be24b14a83a2fcae561e3c">00111</a> TUid <a class="code" href="class_n_o_c_r_utils_1_1_c_simple_view.html#a83298c462be24b14a83a2fcae561e3c">iUid</a>;⌨️ 快捷键说明
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