Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_c_battery_info_8cpp_source.html
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<h1>examples/Telephony/ETel3rdPartyExample/PhoneMonitoring/CBatteryInfo.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).</span>
<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
<a name="l00004"></a>00004 <span class="comment">// under the terms of "Eclipse Public License v1.0"</span>
<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
<a name="l00006"></a>00006 <span class="comment">// at the URL "http://www.eclipse.org/legal/epl-v10.html".</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
<a name="l00010"></a>00010 <span class="comment">//</span>
<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// Description:</span>
<a name="l00014"></a>00014 <span class="comment">//</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#include "CBatteryInfo.h"</span>
<a name="l00018"></a>00018
<a name="l00026"></a><a class="code" href="class_c_battery_info.html#a85ba46a300b9a3c59d8d3650427965f6">00026</a> <a class="code" href="class_c_battery_info.html">CBatteryInfo</a>* <a class="code" href="class_c_battery_info.html#a85ba46a300b9a3c59d8d3650427965f6">CBatteryInfo::NewL</a>(<a class="code" href="class_m_exec_async.html">MExecAsync</a>* aController)
<a name="l00027"></a>00027 {
<a name="l00028"></a>00028 <a class="code" href="class_c_battery_info.html">CBatteryInfo</a>* <span class="keyword">self</span> = <span class="keyword">new</span>(ELeave) <a class="code" href="class_c_battery_info.html">CBatteryInfo</a>(aController);
<a name="l00029"></a>00029 CleanupStack::PushL(<span class="keyword">self</span>);
<a name="l00030"></a>00030 <span class="keyword">self</span>->ConstructL();
<a name="l00031"></a>00031 CleanupStack::Pop(<span class="keyword">self</span>);
<a name="l00032"></a>00032 <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00033"></a>00033 }
<a name="l00034"></a>00034
<a name="l00039"></a><a class="code" href="class_c_battery_info.html#af8e41e058fe1bbc60a94ad8473d03c05">00039</a> <a class="code" href="class_c_battery_info.html#af8e41e058fe1bbc60a94ad8473d03c05">CBatteryInfo::~CBatteryInfo</a>()
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 Cancel();
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00047"></a><a class="code" href="class_c_battery_info.html#a268d2caf629b3914a216ccd9a2086d28">00047</a> <span class="keywordtype">void</span> <a class="code" href="class_c_battery_info.html#a268d2caf629b3914a216ccd9a2086d28">CBatteryInfo::DoStartRequestL</a>()
<a name="l00048"></a>00048 {
<a name="l00049"></a>00049 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KNotifyPanic, <span class="stringliteral">"CBatteryInfo Get Method"</span> );
<a name="l00050"></a>00050 __ASSERT_ALWAYS( !IsActive(), User::Panic( KNotifyPanic, 1 ));
<a name="l00051"></a>00051 <a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a> = EFalse;
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="comment">// Retrieves the status and charge level of the phone battery.</span>
<a name="l00054"></a>00054 <a class="code" href="class_c_i_s_v_a_p_i_base.html#a5f92cd8caaa13e65aef6d59ed79edc18">iTelephony</a>->GetBatteryInfo(iStatus, iBatteryInfoV1Pckg);
<a name="l00055"></a>00055 SetActive();
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057
<a name="l00064"></a>00064 CBatteryInfo::CBatteryInfo(<a class="code" href="class_m_exec_async.html">MExecAsync</a>* aController)
<a name="l00065"></a>00065 : <a class="code" href="class_c_i_s_v_a_p_i_async.html">CISVAPIAsync</a>(aController, KBatteryInfo),
<a name="l00066"></a>00066 iBatteryInfoV1Pckg(iBatteryInfoV1)
<a name="l00067"></a>00067 {
<a name="l00068"></a>00068 <span class="comment">// Empty method</span>
<a name="l00069"></a>00069 }
<a name="l00070"></a>00070
<a name="l00074"></a>00074 <span class="keywordtype">void</span> CBatteryInfo::ConstructL()
<a name="l00075"></a>00075 {
<a name="l00076"></a>00076 <span class="comment">// Empty method</span>
<a name="l00077"></a>00077 }
<a name="l00078"></a>00078
<a name="l00083"></a>00083 <span class="keywordtype">void</span> CBatteryInfo::RunL()
<a name="l00084"></a>00084 {
<a name="l00085"></a>00085 CTelephony::TBatteryInfoV1 BatteryInfo = <a class="code" href="class_c_battery_info.html#a1e2c2f264314ddcc90a1036678c5683e">iBatteryInfoV1</a>;
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <span class="keywordflow">if</span>(iStatus != KErrNone)
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(KError);
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="comment">// Print the error status code</span>
<a name="l00092"></a>00092 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"%d\n"</span>), iStatus.Int());
<a name="l00093"></a>00093 }
<a name="l00094"></a>00094 <span class="keywordflow">else</span>
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 <span class="comment">// Print Battery Info</span>
<a name="l00097"></a>00097 CTelephony::TBatteryStatus batteryStatus = BatteryInfo.iStatus;
<a name="l00098"></a>00098 TUint chargeLevel = BatteryInfo.iChargeLevel;
<a name="l00099"></a>00099 <span class="keywordflow">if</span> (<a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a>)
<a name="l00100"></a>00100 {
<a name="l00101"></a>00101 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->ClearScreen();
<a name="l00102"></a>00102 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"~*THIS IS A NOTIFICATION*~\n"</span>));
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(KBatteryInfoMsg);
<a name="l00105"></a>00105 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"Charge is %d\n"</span>), chargeLevel);
<a name="l00106"></a>00106 <span class="keywordflow">switch</span> (batteryStatus)
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 <span class="keywordflow">case</span> CTelephony::EPowerStatusUnknown:
<a name="l00109"></a>00109 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"EPowerStatusUnknown %d\n"</span>), batteryStatus);
<a name="l00110"></a>00110 <span class="keywordflow">break</span>;
<a name="l00111"></a>00111 <span class="keywordflow">case</span> CTelephony::EPoweredByBattery:
<a name="l00112"></a>00112 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"EPoweredByBattery %d\n"</span>), batteryStatus);
<a name="l00113"></a>00113 <span class="keywordflow">break</span>;
<a name="l00114"></a>00114 <span class="keywordflow">case</span> CTelephony::EBatteryConnectedButExternallyPowered:
<a name="l00115"></a>00115 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"EBatteryConnectedButExternallyPowered %d\n"</span>), batteryStatus);
<a name="l00116"></a>00116 <span class="keywordflow">break</span>;
<a name="l00117"></a>00117 <span class="keywordflow">case</span> CTelephony::ENoBatteryConnected:
<a name="l00118"></a>00118 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"ENoBatteryConnected %d\n"</span>), batteryStatus);
<a name="l00119"></a>00119 <span class="keywordflow">break</span>;
<a name="l00120"></a>00120 <span class="keywordflow">case</span> CTelephony::EPowerFault:
<a name="l00121"></a>00121 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(_L(<span class="stringliteral">"EPowerFault %d\n"</span>), batteryStatus);
<a name="l00122"></a>00122 <span class="keywordflow">break</span>;
<a name="l00123"></a>00123 <span class="keywordflow">default</span>:
<a name="l00124"></a>00124 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>->Printf(KError);
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127 <span class="keywordflow">if</span> (<a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a>)
<a name="l00128"></a>00128 {
<a name="l00129"></a>00129 <a class="code" href="class_c_battery_info.html#ab6b32126941aa49f977e0a4bcdbfb2d3">DoRequestNotificationL</a>();
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131 <span class="keywordflow">else</span>
<a name="l00132"></a>00132 {
<a name="l00133"></a>00133 <a class="code" href="class_c_i_s_v_a_p_i_async.html#a61721ea015629deb8c8db529c68f2bd4">ExampleComplete</a>();
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136
<a name="l00140"></a><a class="code" href="class_c_battery_info.html#ab6b32126941aa49f977e0a4bcdbfb2d3">00140</a> <span class="keywordtype">void</span> <a class="code" href="class_c_battery_info.html#ab6b32126941aa49f977e0a4bcdbfb2d3">CBatteryInfo::DoRequestNotificationL</a>()
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <span class="comment">// Panics if this object is already performing an asynchronous operation.</span>
<a name="l00143"></a>00143 <span class="comment">// Application will panic if you call SetActive() on an already active object.</span>
<a name="l00144"></a>00144 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KNotifyPanic, <span class="stringliteral">"CBatteryInfo Notify Method"</span> );
<a name="l00145"></a>00145 __ASSERT_ALWAYS( !IsActive(), User::Panic( KNotifyPanic, 1 ));
<a name="l00146"></a>00146 <a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a> = ETrue;
<a name="l00147"></a>00147
<a name="l00148"></a>00148 <span class="comment">// Registers interest in receiving change notifications for events.</span>
<a name="l00149"></a>00149 <a class="code" href="class_c_i_s_v_a_p_i_base.html#a5f92cd8caaa13e65aef6d59ed79edc18">iTelephony</a>->NotifyChange( iStatus,
<a name="l00150"></a>00150 CTelephony::EBatteryInfoChange,
<a name="l00151"></a>00151 iBatteryInfoV1Pckg );
<a name="l00152"></a>00152 SetActive();
<a name="l00153"></a>00153 }
<a name="l00154"></a>00154
<a name="l00158"></a>00158 <span class="keywordtype">void</span> CBatteryInfo::DoCancel()
<a name="l00159"></a>00159 {
<a name="l00160"></a>00160 <span class="comment">// Cancels an outstanding asynchronous request.</span>
<a name="l00161"></a>00161 <a class="code" href="class_c_i_s_v_a_p_i_base.html#a5f92cd8caaa13e65aef6d59ed79edc18">iTelephony</a>->CancelAsync(CTelephony::EBatteryInfoChangeCancel);
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163
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