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5 <title>TB9.2 Example Applications: examples/ForumNokia/ThreadAndActiveObjectsEx/src/bluetoothrefreshtimer.cpp Source File</title> |
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11 <h1>examples/ForumNokia/ThreadAndActiveObjectsEx/src/bluetoothrefreshtimer.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> |
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12 <a name="l00002"></a>00002 <span class="comment"> * Copyright © 2008 Nokia Corporation.</span> |
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13 <a name="l00003"></a>00003 <span class="comment"> */</span> |
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14 <a name="l00004"></a>00004 |
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15 <a name="l00005"></a>00005 |
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16 <a name="l00006"></a>00006 <span class="comment">// INCLUDES</span> |
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17 <a name="l00007"></a>00007 <span class="preprocessor">#include <e32base.h></span> |
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18 <a name="l00008"></a>00008 <span class="preprocessor">#include "aknnotewrappers.h"</span> |
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19 <a name="l00009"></a>00009 <span class="preprocessor">#include "..\inc\BluetoothRefreshTimer.h"</span> |
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20 <a name="l00010"></a>00010 <span class="preprocessor">#include "btdiscoverer.h"</span> |
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21 <a name="l00011"></a>00011 <span class="preprocessor">#include "DeviceListContainer.h"</span> |
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22 <a name="l00012"></a>00012 |
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23 <a name="l00013"></a>00013 <span class="comment">// a second</span> |
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24 <a name="l00014"></a>00014 <span class="keyword">const</span> TInt KThreadSecond = 1000 * 1000; |
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25 <a name="l00015"></a>00015 |
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26 <a name="l00016"></a>00016 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( refreshDevices, <span class="stringliteral">"refreshing devices..."</span> ); |
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27 <a name="l00017"></a>00017 |
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28 <a name="l00018"></a>00018 <span class="comment">// ----------------------------------------------------------------------------</span> |
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29 <a name="l00019"></a>00019 <span class="comment">// CBluetoothRefreshTimer::CBluetoothRefreshTimer()</span> |
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30 <a name="l00020"></a>00020 <span class="comment">//</span> |
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31 <a name="l00021"></a>00021 <span class="comment">// Constructor.</span> |
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32 <a name="l00022"></a>00022 <span class="comment">// ----------------------------------------------------------------------------</span> |
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33 <a name="l00023"></a>00023 CBluetoothRefreshTimer::CBluetoothRefreshTimer( |
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34 <a name="l00024"></a>00024 <a class="code" href="class_c_shared_intermediator.html">CSharedIntermediator</a>* aSMediator, |
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35 <a name="l00025"></a>00025 CActiveSchedulerWait* aWait) |
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36 <a name="l00026"></a>00026 : CTimer(CActive::EPriorityStandard), |
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37 <a name="l00027"></a>00027 iWait(aWait), iSMediator(aSMediator), |
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38 <a name="l00028"></a>00028 iBTDiscoverer(NULL), iRefreshTime(0), iTime(0) |
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39 <a name="l00029"></a>00029 { |
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40 <a name="l00030"></a>00030 iSMediator->SetBTRefreshTimerPtr(<span class="keyword">this</span>); |
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41 <a name="l00031"></a>00031 } |
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42 <a name="l00032"></a>00032 |
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43 <a name="l00033"></a>00033 <span class="comment">// ----------------------------------------------------------------------------</span> |
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44 <a name="l00034"></a>00034 <span class="comment">// CBluetoothRefreshTimer::~CBluetoothRefreshTimer()</span> |
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45 <a name="l00035"></a>00035 <span class="comment">//</span> |
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46 <a name="l00036"></a>00036 <span class="comment">// Destructor.</span> |
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47 <a name="l00037"></a>00037 <span class="comment">// ----------------------------------------------------------------------------</span> |
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48 <a name="l00038"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#afb7e5ebedb0475a393d24030ce4b91e4">00038</a> <a class="code" href="class_c_bluetooth_refresh_timer.html#afb7e5ebedb0475a393d24030ce4b91e4">CBluetoothRefreshTimer::~CBluetoothRefreshTimer</a>() |
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49 <a name="l00039"></a>00039 { |
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50 <a name="l00040"></a>00040 Cancel(); |
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51 <a name="l00041"></a>00041 <span class="keyword">delete</span> iBTDiscoverer; |
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52 <a name="l00042"></a>00042 } |
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53 <a name="l00043"></a>00043 |
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54 <a name="l00044"></a>00044 |
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55 <a name="l00045"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a122b128888ef9a86b0a4710c1459b3e2">00045</a> <a class="code" href="class_c_bluetooth_refresh_timer.html">CBluetoothRefreshTimer</a>* <a class="code" href="class_c_bluetooth_refresh_timer.html#a122b128888ef9a86b0a4710c1459b3e2">CBluetoothRefreshTimer::NewL</a>( |
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56 <a name="l00046"></a>00046 <a class="code" href="class_c_shared_intermediator.html">CSharedIntermediator</a>* aSMediator, CActiveSchedulerWait* aWait) |
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57 <a name="l00047"></a>00047 { |
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58 <a name="l00048"></a>00048 <a class="code" href="class_c_bluetooth_refresh_timer.html">CBluetoothRefreshTimer</a>* <span class="keyword">self</span> = <a class="code" href="class_c_bluetooth_refresh_timer.html#a10697495f27262ca4119892932cf5be3">CBluetoothRefreshTimer::NewLC</a>( |
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59 <a name="l00049"></a>00049 aSMediator, aWait ); |
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60 <a name="l00050"></a>00050 CleanupStack::Pop(<span class="keyword">self</span>); |
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61 <a name="l00051"></a>00051 <span class="keywordflow">return</span> <span class="keyword">self</span>; |
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62 <a name="l00052"></a>00052 } |
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63 <a name="l00053"></a>00053 |
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64 <a name="l00054"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a10697495f27262ca4119892932cf5be3">00054</a> <a class="code" href="class_c_bluetooth_refresh_timer.html">CBluetoothRefreshTimer</a>* <a class="code" href="class_c_bluetooth_refresh_timer.html#a10697495f27262ca4119892932cf5be3">CBluetoothRefreshTimer::NewLC</a>( |
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65 <a name="l00055"></a>00055 <a class="code" href="class_c_shared_intermediator.html">CSharedIntermediator</a>* aSMediator, CActiveSchedulerWait* aWait) |
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66 <a name="l00056"></a>00056 { |
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67 <a name="l00057"></a>00057 <a class="code" href="class_c_bluetooth_refresh_timer.html">CBluetoothRefreshTimer</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_bluetooth_refresh_timer.html">CBluetoothRefreshTimer</a>( |
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68 <a name="l00058"></a>00058 aSMediator, aWait ); |
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69 <a name="l00059"></a>00059 CleanupStack::PushL(<span class="keyword">self</span>); |
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70 <a name="l00060"></a>00060 <span class="keyword">self</span>->ConstructL(); |
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71 <a name="l00061"></a>00061 <span class="keywordflow">return</span> <span class="keyword">self</span>; |
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72 <a name="l00062"></a>00062 } |
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73 <a name="l00063"></a>00063 |
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74 <a name="l00064"></a>00064 <span class="comment">// Standard Symbian OS 2nd phase constructor</span> |
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75 <a name="l00065"></a>00065 <span class="keywordtype">void</span> CBluetoothRefreshTimer::ConstructL() |
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76 <a name="l00066"></a>00066 { |
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77 <a name="l00067"></a>00067 CTimer::ConstructL(); |
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78 <a name="l00068"></a>00068 |
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79 <a name="l00069"></a>00069 iBTDiscoverer = <a class="code" href="class_c_bluetooth_refresh_timer.html#a122b128888ef9a86b0a4710c1459b3e2">CBTDiscoverer::NewL</a>(iSMediator); |
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80 <a name="l00070"></a>00070 } |
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81 <a name="l00071"></a>00071 |
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82 <a name="l00072"></a>00072 <span class="comment">// ----------------------------------------------------------------------------</span> |
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83 <a name="l00073"></a>00073 <span class="comment">// CBluetoothRefreshTimer::StartL()</span> |
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84 <a name="l00074"></a>00074 <span class="comment">//</span> |
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85 <a name="l00075"></a>00075 <span class="comment">// Start discovering.</span> |
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86 <a name="l00076"></a>00076 <span class="comment">// ----------------------------------------------------------------------------</span> |
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87 <a name="l00077"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a8f2c8cdde49f04754b4ed693228da3e0">00077</a> <span class="keywordtype">void</span> <a class="code" href="class_c_bluetooth_refresh_timer.html#a8f2c8cdde49f04754b4ed693228da3e0">CBluetoothRefreshTimer::StartL</a>() |
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88 <a name="l00078"></a>00078 { |
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89 <a name="l00079"></a>00079 iRefreshTime = KThreadSecond*iSMediator-><a class="code" href="class_c_shared_intermediator.html#a028d5958e4503d319b594412bf118a3d">RefreshTimerInitlVal</a>(); |
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90 <a name="l00080"></a>00080 |
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91 <a name="l00081"></a>00081 iBTDiscoverer-><a class="code" href="class_c_b_t_discoverer.html#a883d57ae3cd27e92a2c90a5d304f38e6">StartDiscoveringDevicesL</a>(); |
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92 <a name="l00082"></a>00082 After( KThreadSecond ); |
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93 <a name="l00083"></a>00083 } |
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94 <a name="l00084"></a>00084 |
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95 <a name="l00085"></a>00085 <span class="comment">// ----------------------------------------------------------------------------</span> |
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96 <a name="l00086"></a>00086 <span class="comment">// CBluetoothRefreshTimer::StopWaitLoop()</span> |
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97 <a name="l00087"></a>00087 <span class="comment">//</span> |
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98 <a name="l00088"></a>00088 <span class="comment">// Cancel active scheduler wait loop and cancel bluetooth discoverer.</span> |
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99 <a name="l00089"></a>00089 <span class="comment">// ----------------------------------------------------------------------------</span> |
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100 <a name="l00090"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a270c66a754cbb2acc85c2b87709192b0">00090</a> <span class="keywordtype">void</span> <a class="code" href="class_c_bluetooth_refresh_timer.html#a270c66a754cbb2acc85c2b87709192b0">CBluetoothRefreshTimer::StopWaitLoop</a>() |
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101 <a name="l00091"></a>00091 { |
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102 <a name="l00092"></a>00092 iBTDiscoverer->DoCancel(); |
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103 <a name="l00093"></a>00093 Cancel(); |
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104 <a name="l00094"></a>00094 iWait->AsyncStop(); |
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105 <a name="l00095"></a>00095 } |
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106 <a name="l00096"></a>00096 |
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107 <a name="l00097"></a>00097 <span class="comment">// ----------------------------------------------------------------------------</span> |
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108 <a name="l00098"></a>00098 <span class="comment">// CBluetoothRefreshTimer::RunL()</span> |
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109 <a name="l00099"></a>00099 <span class="comment">//</span> |
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110 <a name="l00100"></a>00100 <span class="comment">// ----------------------------------------------------------------------------</span> |
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111 <a name="l00101"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a35ac4274326e25348a4c1536c6b13943">00101</a> <span class="keywordtype">void</span> <a class="code" href="class_c_bluetooth_refresh_timer.html#a35ac4274326e25348a4c1536c6b13943">CBluetoothRefreshTimer::RunL</a>() |
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112 <a name="l00102"></a>00102 { |
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113 <a name="l00103"></a>00103 <span class="comment">// Is it time to refresh yet</span> |
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114 <a name="l00104"></a>00104 <span class="keywordflow">if</span> ( iTime >= iRefreshTime ) |
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115 <a name="l00105"></a>00105 { |
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116 <a name="l00106"></a>00106 <a class="code" href="class_c_device_list_container.html">CDeviceListContainer</a>* container = iSMediator-><a class="code" href="class_c_shared_intermediator.html#a1691ecc4482d77cd453f621163947d3c">DeviceListContainer</a>(); |
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117 <a name="l00107"></a>00107 |
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118 <a name="l00108"></a>00108 container-><a class="code" href="class_c_device_list_container.html#a24bf4567a03fd40885114cbdd79fbb3c">ClearListBox</a>(); |
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119 <a name="l00109"></a>00109 container-><a class="code" href="class_c_device_list_container.html#a3cb96c5eefbd529e47a20bcf0568415d">AddItemL</a>( refreshDevices ); |
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120 <a name="l00110"></a>00110 |
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121 <a name="l00111"></a>00111 <span class="comment">// Clear also shared intermediator</span> |
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122 <a name="l00112"></a>00112 iSMediator-><a class="code" href="class_c_shared_intermediator.html#a22888d5681085c1321e3e3890bc0c780">ResetArray</a>(); |
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123 <a name="l00113"></a>00113 |
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124 <a name="l00114"></a>00114 <span class="comment">// Find bluetooth devices again</span> |
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125 <a name="l00115"></a>00115 iBTDiscoverer-><a class="code" href="class_c_b_t_discoverer.html#a025caeff179e22d835296e10b3387e6d">RefreshDevices</a>(); |
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126 <a name="l00116"></a>00116 |
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127 <a name="l00117"></a>00117 iTime = 0; |
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128 <a name="l00118"></a>00118 } |
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129 <a name="l00119"></a>00119 |
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130 <a name="l00120"></a>00120 <span class="comment">// Stop seaching for bt devices</span> |
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131 <a name="l00121"></a>00121 <span class="keywordflow">if</span> (iSMediator-><a class="code" href="class_c_shared_intermediator.html#a8d00c726b3de0ad952e32d0ed9a89364">StopSearching</a>()) |
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132 <a name="l00122"></a>00122 { |
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133 <a name="l00123"></a>00123 <span class="comment">// Stop Active Scheduler wait loop</span> |
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134 <a name="l00124"></a>00124 <a class="code" href="class_c_bluetooth_refresh_timer.html#a270c66a754cbb2acc85c2b87709192b0">StopWaitLoop</a>(); |
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135 <a name="l00125"></a>00125 } |
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136 <a name="l00126"></a>00126 |
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137 <a name="l00127"></a>00127 <span class="comment">// Wait for a while and run the same function again </span> |
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138 <a name="l00128"></a>00128 iTime+=KThreadSecond; |
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139 <a name="l00129"></a>00129 After( KThreadSecond ); |
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140 <a name="l00130"></a>00130 } |
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141 <a name="l00131"></a>00131 |
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142 <a name="l00132"></a>00132 <span class="comment">// ----------------------------------------------------------------------------</span> |
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143 <a name="l00133"></a>00133 <span class="comment">// CBluetoothRefreshTimer::DoCancel()</span> |
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144 <a name="l00134"></a>00134 <span class="comment">//</span> |
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145 <a name="l00135"></a>00135 <span class="comment">// Cancel and stop the timer. </span> |
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146 <a name="l00136"></a>00136 <span class="comment">// ----------------------------------------------------------------------------</span> |
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147 <a name="l00137"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a0198ef7e6c6f86cc29f32cbd0105e5d9">00137</a> <span class="keywordtype">void</span> <a class="code" href="class_c_bluetooth_refresh_timer.html#a0198ef7e6c6f86cc29f32cbd0105e5d9">CBluetoothRefreshTimer::DoCancel</a>() |
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148 <a name="l00138"></a>00138 { |
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149 <a name="l00139"></a>00139 <a class="code" href="class_c_bluetooth_refresh_timer.html#a0198ef7e6c6f86cc29f32cbd0105e5d9">CTimer::DoCancel</a>(); |
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150 <a name="l00140"></a>00140 } |
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151 <a name="l00141"></a>00141 |
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152 <a name="l00142"></a>00142 <span class="comment">// ----------------------------------------------------------------------------</span> |
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153 <a name="l00143"></a>00143 <span class="comment">// CBluetoothRefreshTimer::SetRefreshTime(TInt aRefreshTime)</span> |
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154 <a name="l00144"></a>00144 <span class="comment">//</span> |
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155 <a name="l00145"></a>00145 <span class="comment">// Set a new refresh time. Convert time to microseconds.</span> |
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156 <a name="l00146"></a>00146 <span class="comment">// ----------------------------------------------------------------------------</span> |
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157 <a name="l00147"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a8442cf6f32eb9cd6d10a0ca56fd8cada">00147</a> <span class="keywordtype">void</span> <a class="code" href="class_c_bluetooth_refresh_timer.html#a8442cf6f32eb9cd6d10a0ca56fd8cada">CBluetoothRefreshTimer::SetRefreshTime</a>(TInt aRefreshTime) |
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158 <a name="l00148"></a>00148 { |
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159 <a name="l00149"></a>00149 |
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160 <a name="l00150"></a>00150 <span class="keywordflow">if</span> ( aRefreshTime < KRefreshTimeMin ) |
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161 <a name="l00151"></a>00151 { |
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162 <a name="l00152"></a>00152 aRefreshTime = KRefreshTimeDefault; |
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163 <a name="l00153"></a>00153 } |
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164 <a name="l00154"></a>00154 |
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165 <a name="l00155"></a>00155 <span class="comment">// Convert to microseconds</span> |
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166 <a name="l00156"></a>00156 iRefreshTime = aRefreshTime * KThreadSecond; |
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167 <a name="l00157"></a>00157 } |
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168 <a name="l00158"></a>00158 <span class="comment">// ----------------------------------------------------------------------------</span> |
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169 <a name="l00159"></a>00159 <span class="comment">// CBluetoothRefreshTimer::RunError(TInt)</span> |
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170 <a name="l00160"></a>00160 <span class="comment">//</span> |
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171 <a name="l00161"></a>00161 <span class="comment">// Handles a leave occurring in the request completion event handler RunL().</span> |
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172 <a name="l00162"></a>00162 <span class="comment">// ----------------------------------------------------------------------------</span> |
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173 <a name="l00163"></a><a class="code" href="class_c_bluetooth_refresh_timer.html#a5dee58121e84aedaf3d21698add7216f">00163</a> TInt <a class="code" href="class_c_bluetooth_refresh_timer.html#a5dee58121e84aedaf3d21698add7216f">CBluetoothRefreshTimer::RunError</a>(TInt) |
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174 <a name="l00164"></a>00164 { |
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175 <a name="l00165"></a>00165 <span class="keywordflow">return</span> KErrNone; |
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176 <a name="l00166"></a>00166 } |
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177 <a name="l00167"></a>00167 |
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178 </pre></div></div> |
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