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5 <title>TB9.2 Example Applications: examples/ForumNokia/ThreadAndActiveObjectsEx/src/btdiscoverer.cpp Source File</title> |
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11 <h1>examples/ForumNokia/ThreadAndActiveObjectsEx/src/btdiscoverer.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 "..\inc\btdiscoverer.h"</span> |
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18 <a name="l00008"></a>00008 <span class="preprocessor">#include "SharedIntermediator.h"</span> |
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19 <a name="l00009"></a>00009 <span class="preprocessor">#include "BluetoothInfo.h"</span> |
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20 <a name="l00010"></a>00010 |
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21 <a name="l00011"></a>00011 <span class="preprocessor">#include <btmanclient.h></span> |
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22 <a name="l00012"></a>00012 <span class="preprocessor">#include <btextnotifiers.h></span> |
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23 <a name="l00013"></a>00013 <span class="preprocessor">#include <aknlists.h></span> |
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24 <a name="l00014"></a>00014 <span class="preprocessor">#include <btsdp.h></span> |
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25 <a name="l00015"></a>00015 |
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26 <a name="l00016"></a>00016 <span class="preprocessor">#include <bt_sock.h></span> |
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27 <a name="l00017"></a>00017 <span class="preprocessor">#include <BTDevice.h></span> |
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28 <a name="l00018"></a>00018 |
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29 <a name="l00019"></a>00019 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KBTProtocol, <span class="stringliteral">"BTLinkManager"</span>); |
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30 <a name="l00020"></a>00020 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KLine, <span class="stringliteral">"-"</span> ); |
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31 <a name="l00021"></a>00021 |
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32 <a name="l00022"></a>00022 <span class="keyword">const</span> TInt KMinBTAddressLength = 5; |
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33 <a name="l00023"></a>00023 <span class="keyword">const</span> TInt KBufSize = 32; |
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34 <a name="l00024"></a>00024 <span class="keyword">const</span> TInt KAddressBufSize = 1024; |
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35 <a name="l00025"></a>00025 <span class="keyword">const</span> TInt KConversionChars = 2; |
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36 <a name="l00026"></a>00026 |
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37 <a name="l00027"></a><a class="code" href="class_c_b_t_discoverer.html#aeb9e85e706210e0cb6a570d6c02e38b1">00027</a> <a class="code" href="class_c_b_t_discoverer.html">CBTDiscoverer</a>* <a class="code" href="class_c_b_t_discoverer.html#aeb9e85e706210e0cb6a570d6c02e38b1">CBTDiscoverer::NewL</a>(<a class="code" href="class_c_shared_intermediator.html">CSharedIntermediator</a>* aSMediator) |
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38 <a name="l00028"></a>00028 { |
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39 <a name="l00029"></a>00029 <a class="code" href="class_c_b_t_discoverer.html">CBTDiscoverer</a>* <span class="keyword">self</span> = <a class="code" href="class_c_b_t_discoverer.html#a58071dd68fb5238804af2680639d0ede">CBTDiscoverer::NewLC</a>(aSMediator); |
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40 <a name="l00030"></a>00030 CleanupStack::Pop(<span class="keyword">self</span>); |
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41 <a name="l00031"></a>00031 <span class="keywordflow">return</span> <span class="keyword">self</span>; |
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42 <a name="l00032"></a>00032 } |
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43 <a name="l00033"></a>00033 |
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44 <a name="l00034"></a><a class="code" href="class_c_b_t_discoverer.html#a58071dd68fb5238804af2680639d0ede">00034</a> <a class="code" href="class_c_b_t_discoverer.html">CBTDiscoverer</a>* <a class="code" href="class_c_b_t_discoverer.html#a58071dd68fb5238804af2680639d0ede">CBTDiscoverer::NewLC</a>( <a class="code" href="class_c_shared_intermediator.html">CSharedIntermediator</a>* aSMediator ) |
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45 <a name="l00035"></a>00035 { |
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46 <a name="l00036"></a>00036 <a class="code" href="class_c_b_t_discoverer.html">CBTDiscoverer</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_b_t_discoverer.html">CBTDiscoverer</a>( aSMediator ); |
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47 <a name="l00037"></a>00037 CleanupStack::PushL( <span class="keyword">self</span> ); |
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48 <a name="l00038"></a>00038 <span class="keyword">self</span>->ConstructL(); |
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49 <a name="l00039"></a>00039 <span class="keywordflow">return</span> <span class="keyword">self</span>; |
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50 <a name="l00040"></a>00040 } |
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51 <a name="l00041"></a>00041 |
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52 <a name="l00042"></a>00042 <span class="comment">// ----------------------------------------------------------------------------</span> |
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53 <a name="l00043"></a>00043 <span class="comment">// CBTDiscoverer::CBTDiscoverer()</span> |
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54 <a name="l00044"></a>00044 <span class="comment">//</span> |
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55 <a name="l00045"></a>00045 <span class="comment">// Constructor.</span> |
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56 <a name="l00046"></a>00046 <span class="comment">// ----------------------------------------------------------------------------</span> |
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57 <a name="l00047"></a>00047 CBTDiscoverer::CBTDiscoverer( <a class="code" href="class_c_shared_intermediator.html">CSharedIntermediator</a>* aSMediator ) |
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58 <a name="l00048"></a>00048 : CActive( EPriorityStandard ), iSMediator ( aSMediator ) |
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59 <a name="l00049"></a>00049 { |
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60 <a name="l00050"></a>00050 } |
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61 <a name="l00051"></a>00051 |
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62 <a name="l00052"></a>00052 <span class="comment">// ----------------------------------------------------------------------------</span> |
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63 <a name="l00053"></a>00053 <span class="comment">// CBTDiscoverer::CBTDiscoverer()</span> |
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64 <a name="l00054"></a>00054 <span class="comment">//</span> |
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65 <a name="l00055"></a>00055 <span class="comment">// Destructor.</span> |
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66 <a name="l00056"></a>00056 <span class="comment">// ----------------------------------------------------------------------------</span> |
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67 <a name="l00057"></a><a class="code" href="class_c_b_t_discoverer.html#af86425f13d92e3ac8a57cc345dd29f0b">00057</a> <a class="code" href="class_c_b_t_discoverer.html#af86425f13d92e3ac8a57cc345dd29f0b">CBTDiscoverer::~CBTDiscoverer</a>() |
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68 <a name="l00058"></a>00058 { |
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69 <a name="l00059"></a>00059 Cancel(); |
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70 <a name="l00060"></a>00060 |
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71 <a name="l00061"></a>00061 iDeviceNames->ResetAndDestroy(); |
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72 <a name="l00062"></a>00062 <span class="keyword">delete</span> iDeviceNames; |
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73 <a name="l00063"></a>00063 |
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74 <a name="l00064"></a>00064 iDeviceAddress->ResetAndDestroy(); |
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75 <a name="l00065"></a>00065 <span class="keyword">delete</span> iDeviceAddress; |
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76 <a name="l00066"></a>00066 |
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77 <a name="l00067"></a>00067 iInqSockAddrArray.Close(); |
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78 <a name="l00068"></a>00068 iHostResolver.Close(); |
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79 <a name="l00069"></a>00069 iSocketServer.Close(); |
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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">// Standard Symbian OS 2nd phase constructor</span> |
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83 <a name="l00073"></a>00073 <span class="keywordtype">void</span> CBTDiscoverer::ConstructL() |
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84 <a name="l00074"></a>00074 { |
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85 <a name="l00075"></a>00075 iDeviceNames = <span class="keyword">new</span> (ELeave) CArrayPtrFlat<HBufC>(1); |
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86 <a name="l00076"></a>00076 iDeviceAddress = <span class="keyword">new</span> (ELeave) CArrayPtrFlat<HBufC>(1); |
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87 <a name="l00077"></a>00077 |
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88 <a name="l00078"></a>00078 CActiveScheduler::Add(<span class="keyword">this</span>); |
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89 <a name="l00079"></a>00079 } |
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90 <a name="l00080"></a>00080 <span class="comment">// ----------------------------------------------------------------------------</span> |
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91 <a name="l00081"></a>00081 <span class="comment">// CBTDiscoverer::GetNames()</span> |
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92 <a name="l00082"></a>00082 <span class="comment">//</span> |
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93 <a name="l00083"></a>00083 <span class="comment">// Return a pointer to list of names.</span> |
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94 <a name="l00084"></a>00084 <span class="comment">// ----------------------------------------------------------------------------</span> |
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95 <a name="l00085"></a><a class="code" href="class_c_b_t_discoverer.html#a0dc7ee9d24b57d97b6825eeaa2d08d59">00085</a> CArrayPtrFlat< HBufC >* <a class="code" href="class_c_b_t_discoverer.html#a0dc7ee9d24b57d97b6825eeaa2d08d59">CBTDiscoverer::GetNames</a>() |
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96 <a name="l00086"></a>00086 { |
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97 <a name="l00087"></a>00087 <span class="keywordflow">return</span> iDeviceNames; |
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98 <a name="l00088"></a>00088 } |
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99 <a name="l00089"></a>00089 |
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100 <a name="l00090"></a>00090 <span class="comment">// ----------------------------------------------------------------------------</span> |
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101 <a name="l00091"></a>00091 <span class="comment">// CBTDiscoverer::GetDeviceAddress()</span> |
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102 <a name="l00092"></a>00092 <span class="comment">//</span> |
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103 <a name="l00093"></a>00093 <span class="comment">// Return a pointer to list of addresses.</span> |
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104 <a name="l00094"></a>00094 <span class="comment">// ----------------------------------------------------------------------------</span> |
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105 <a name="l00095"></a><a class="code" href="class_c_b_t_discoverer.html#ace1adacff37ad877f1f5a1f87f617b1c">00095</a> CArrayPtrFlat< HBufC >* <a class="code" href="class_c_b_t_discoverer.html#ace1adacff37ad877f1f5a1f87f617b1c">CBTDiscoverer::GetDeviceAddress</a>() |
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106 <a name="l00096"></a>00096 { |
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107 <a name="l00097"></a>00097 <span class="keywordflow">return</span> iDeviceAddress; |
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108 <a name="l00098"></a>00098 } |
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109 <a name="l00099"></a>00099 |
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110 <a name="l00100"></a>00100 <span class="comment">// ----------------------------------------------------------------------------</span> |
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111 <a name="l00101"></a>00101 <span class="comment">// CBTDiscoverer::StartDiscoveringDevicesL()</span> |
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112 <a name="l00102"></a>00102 <span class="comment">//</span> |
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113 <a name="l00103"></a>00103 <span class="comment">// Find devices.</span> |
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114 <a name="l00104"></a>00104 <span class="comment">// ----------------------------------------------------------------------------</span> |
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115 <a name="l00105"></a><a class="code" href="class_c_b_t_discoverer.html#a883d57ae3cd27e92a2c90a5d304f38e6">00105</a> <span class="keywordtype">void</span> <a class="code" href="class_c_b_t_discoverer.html#a883d57ae3cd27e92a2c90a5d304f38e6">CBTDiscoverer::StartDiscoveringDevicesL</a>() |
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116 <a name="l00106"></a>00106 { |
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117 <a name="l00107"></a>00107 User::LeaveIfError(iSocketServer.Connect() ); |
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118 <a name="l00108"></a>00108 |
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119 <a name="l00109"></a>00109 TProtocolDesc protocolInfo; |
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120 <a name="l00110"></a>00110 |
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121 <a name="l00111"></a>00111 <span class="comment">// Gets the description of a protocol by name.</span> |
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122 <a name="l00112"></a>00112 User::LeaveIfError(iSocketServer.FindProtocol( |
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123 <a name="l00113"></a>00113 KBTProtocol(), protocolInfo) ); |
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124 <a name="l00114"></a>00114 |
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125 <a name="l00115"></a>00115 <span class="comment">// Initialises a name resolution service provided by a particular protocol. </span> |
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126 <a name="l00116"></a>00116 <span class="comment">// It must be called before other object functions are used.</span> |
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127 <a name="l00117"></a>00117 User::LeaveIfError( iHostResolver.Open( iSocketServer, |
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128 <a name="l00118"></a>00118 protocolInfo.iAddrFamily, protocolInfo.iProtocol ) ); |
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129 <a name="l00119"></a>00119 |
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130 <a name="l00120"></a>00120 <span class="comment">// Interested in all bluetooth devices that have BT turned on.</span> |
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131 <a name="l00121"></a>00121 iSockAddr.SetIAC(KGIAC); |
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132 <a name="l00122"></a>00122 |
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133 <a name="l00123"></a>00123 <span class="comment">// Resolve name of the device and device address. Do not use cache.</span> |
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134 <a name="l00124"></a>00124 iSockAddr.SetAction(KHostResInquiry | KHostResName | KHostResIgnoreCache); |
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135 <a name="l00125"></a>00125 |
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136 <a name="l00126"></a>00126 <span class="comment">// Start discovering devices asynchronously. RunL is called.</span> |
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137 <a name="l00127"></a>00127 iHostResolver.GetByAddress(iSockAddr,iNameEntry,iStatus); |
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138 <a name="l00128"></a>00128 |
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139 <a name="l00129"></a>00129 <span class="comment">// Set this active object active.</span> |
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140 <a name="l00130"></a>00130 SetActive(); |
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141 <a name="l00131"></a>00131 |
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142 <a name="l00132"></a>00132 } |
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143 <a name="l00133"></a>00133 |
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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">// CBTDiscoverer::RunL()</span> |
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146 <a name="l00136"></a>00136 <span class="comment">//</span> |
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147 <a name="l00137"></a>00137 <span class="comment">// ----------------------------------------------------------------------------</span> |
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148 <a name="l00138"></a>00138 <span class="keywordtype">void</span> CBTDiscoverer::RunL() |
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149 <a name="l00139"></a>00139 { |
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150 <a name="l00140"></a>00140 |
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151 <a name="l00141"></a>00141 <span class="comment">// Found a new device, iStatus would be KErrHostResNoMoreResults</span> |
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152 <a name="l00142"></a>00142 <span class="comment">// if no more new devices are found.</span> |
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153 <a name="l00143"></a>00143 <span class="keywordflow">if</span> ( iStatus == KErrNone ) |
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154 <a name="l00144"></a>00144 { |
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155 <a name="l00145"></a>00145 PushListL(iNameEntry); |
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156 <a name="l00146"></a>00146 <span class="comment">// Find the next bluetooth device</span> |
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157 <a name="l00147"></a>00147 iHostResolver.Next(iNameEntry,iStatus); |
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158 <a name="l00148"></a>00148 |
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159 <a name="l00149"></a>00149 SetActive(); |
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160 <a name="l00150"></a>00150 } |
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161 <a name="l00151"></a>00151 } |
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162 <a name="l00152"></a>00152 |
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163 <a name="l00153"></a>00153 <span class="comment">// ----------------------------------------------------------------------------</span> |
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164 <a name="l00154"></a>00154 <span class="comment">// CBTDiscoverer::TransformSockAddressL(TInquirySockAddr& aInquirySockAddr)</span> |
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165 <a name="l00155"></a>00155 <span class="comment">//</span> |
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166 <a name="l00156"></a>00156 <span class="comment">// Transform inquiryaddress to format XX-XX-XX-XX-XX (BT address)</span> |
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167 <a name="l00157"></a>00157 <span class="comment">// ----------------------------------------------------------------------------</span> |
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168 <a name="l00158"></a>00158 <span class="keywordtype">void</span> CBTDiscoverer::TransformSockAddressL(TInquirySockAddr& aInquirySockAddr) |
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169 <a name="l00159"></a>00159 { |
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170 <a name="l00160"></a>00160 TBTDevAddr localAddr= aInquirySockAddr.BTAddr(); |
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171 <a name="l00161"></a>00161 TBuf<KAddressBufSize> btAddr; |
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172 <a name="l00162"></a>00162 |
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173 <a name="l00163"></a>00163 <span class="keywordflow">for</span>(TInt i=0; i < localAddr.Des().Length() ;i++) |
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174 <a name="l00164"></a>00164 { |
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175 <a name="l00165"></a>00165 btAddr.AppendNumFixedWidthUC( localAddr[i], EHex, KConversionChars ); |
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176 <a name="l00166"></a>00166 <span class="keywordflow">if</span> ( i != localAddr.Des().Length() -1 ) |
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177 <a name="l00167"></a>00167 { |
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178 <a name="l00168"></a>00168 btAddr.Append( KLine ); |
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179 <a name="l00169"></a>00169 } |
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180 <a name="l00170"></a>00170 } |
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181 <a name="l00171"></a>00171 |
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182 <a name="l00172"></a>00172 HBufC* element = HBufC::New(KBTDeviceAddress); |
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183 <a name="l00173"></a>00173 element = btAddr.Alloc(); |
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184 <a name="l00174"></a>00174 iDeviceAddress->AppendL( element ); |
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185 <a name="l00175"></a>00175 } |
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186 <a name="l00176"></a>00176 |
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187 <a name="l00177"></a>00177 <span class="comment">// ----------------------------------------------------------------------------</span> |
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188 <a name="l00178"></a>00178 <span class="comment">// CBTDiscoverer::RunError(TInt aError)</span> |
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189 <a name="l00179"></a>00179 <span class="comment">// ----------------------------------------------------------------------------</span> |
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190 <a name="l00180"></a>00180 TInt CBTDiscoverer::RunError(TInt) |
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191 <a name="l00181"></a>00181 { |
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192 <a name="l00182"></a>00182 <span class="keywordflow">return</span> KErrNone; |
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193 <a name="l00183"></a>00183 } |
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194 <a name="l00184"></a>00184 |
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195 <a name="l00185"></a>00185 <span class="comment">// ----------------------------------------------------------------------------</span> |
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196 <a name="l00186"></a>00186 <span class="comment">// CBTDiscoverer::DoCancel()</span> |
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197 <a name="l00187"></a>00187 <span class="comment">// ----------------------------------------------------------------------------</span> |
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198 <a name="l00188"></a>00188 <span class="keywordtype">void</span> CBTDiscoverer::DoCancel() |
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199 <a name="l00189"></a>00189 { |
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200 <a name="l00190"></a>00190 iHostResolver.Cancel(); |
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201 <a name="l00191"></a>00191 } |
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202 <a name="l00192"></a>00192 |
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203 <a name="l00193"></a>00193 <span class="comment">// ----------------------------------------------------------------------------</span> |
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204 <a name="l00194"></a>00194 <span class="comment">// CBTDiscoverer::PushListL(TNameEntry& aNameEntry) </span> |
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205 <a name="l00195"></a>00195 <span class="comment">//</span> |
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206 <a name="l00196"></a>00196 <span class="comment">// Separete both name/address from the aNameEntry and insert them into separe </span> |
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207 <a name="l00197"></a>00197 <span class="comment">// lists.</span> |
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208 <a name="l00198"></a>00198 <span class="comment">// ----------------------------------------------------------------------------</span> |
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209 <a name="l00199"></a>00199 <span class="keywordtype">void</span> CBTDiscoverer::PushListL(TNameEntry& aNameEntry) |
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210 <a name="l00200"></a>00200 { |
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211 <a name="l00201"></a>00201 |
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212 <a name="l00202"></a>00202 TInquirySockAddr &addr = TInquirySockAddr::Cast(aNameEntry().iAddr); |
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213 <a name="l00203"></a>00203 |
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214 <a name="l00204"></a>00204 <span class="comment">// Add only different devices. </span> |
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215 <a name="l00205"></a>00205 <span class="keywordflow">for</span>( TInt i = 0; i < iInqSockAddrArray.Count(); i++ ) |
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216 <a name="l00206"></a>00206 { |
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217 <a name="l00207"></a>00207 <span class="keywordflow">if</span>( iInqSockAddrArray[i].BTAddr() == addr.BTAddr( ) || |
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218 <a name="l00208"></a>00208 addr.BTAddr().Des().Length() < KMinBTAddressLength ) |
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219 <a name="l00209"></a>00209 { |
|
220 <a name="l00210"></a>00210 <span class="keywordflow">return</span>; |
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221 <a name="l00211"></a>00211 } |
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222 <a name="l00212"></a>00212 } |
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223 <a name="l00213"></a>00213 |
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224 <a name="l00214"></a>00214 HBufC* element = NULL; |
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225 <a name="l00215"></a>00215 |
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226 <a name="l00216"></a>00216 <span class="comment">// Check the length of the bluetooth device name</span> |
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227 <a name="l00217"></a>00217 <span class="keywordflow">if</span> ( aNameEntry().iName.Length() >= KBTDeviceLength ) |
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228 <a name="l00218"></a>00218 { |
|
229 <a name="l00219"></a>00219 element = aNameEntry().iName.Left( KBTDeviceLength -1 ).AllocLC(); |
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230 <a name="l00220"></a>00220 } |
|
231 <a name="l00221"></a>00221 <span class="comment">// Get the name </span> |
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232 <a name="l00222"></a>00222 <span class="keywordflow">else</span> { |
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233 <a name="l00223"></a>00223 element = aNameEntry().iName.AllocLC(); |
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234 <a name="l00224"></a>00224 } |
|
235 <a name="l00225"></a>00225 <span class="comment">// Add the name onto the list. Devices must have some kind of name</span> |
|
236 <a name="l00226"></a>00226 <span class="comment">// otherwise it won't be added.</span> |
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237 <a name="l00227"></a>00227 <span class="keywordflow">if</span> ( element->Length() != 0 ) |
|
238 <a name="l00228"></a>00228 { |
|
239 <a name="l00229"></a>00229 iDeviceNames->AppendL( element ); |
|
240 <a name="l00230"></a>00230 CleanupStack::Pop( element ); |
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241 <a name="l00231"></a>00231 } |
|
242 <a name="l00232"></a>00232 |
|
243 <a name="l00233"></a>00233 TInquirySockAddr *addr_ptr = <span class="keyword">new</span> (ELeave)TInquirySockAddr( addr ); |
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244 <a name="l00234"></a>00234 |
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245 <a name="l00235"></a>00235 CleanupStack::PushL( addr_ptr ); |
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246 <a name="l00236"></a>00236 |
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247 <a name="l00237"></a>00237 <span class="comment">// Append the BT address onto the list</span> |
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248 <a name="l00238"></a>00238 User::LeaveIfError( iInqSockAddrArray.Append(*addr_ptr) ); |
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249 <a name="l00239"></a>00239 CleanupStack::Pop( addr_ptr ); |
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250 <a name="l00240"></a>00240 |
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251 <a name="l00241"></a>00241 <span class="comment">// Make address printable.</span> |
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252 <a name="l00242"></a>00242 TransformSockAddressL( *addr_ptr ); |
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253 <a name="l00243"></a>00243 |
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254 <a name="l00244"></a>00244 <span class="comment">// Get name of the device and BT address as hex. Add name&address</span> |
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255 <a name="l00245"></a>00245 <span class="comment">// into shared intermediator.</span> |
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256 <a name="l00246"></a>00246 TPtr16 deviceName = (*iDeviceNames)[ iDeviceNames->Count() - 1 ]->Des(); |
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257 <a name="l00247"></a>00247 TPtr16 deviceBTAddr = |
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258 <a name="l00248"></a>00248 (*iDeviceAddress)[ iDeviceAddress->Count() - 1 ]->Des(); |
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259 <a name="l00249"></a>00249 <a class="code" href="class_t_bluetooth_info.html">TBluetoothInfo</a> btInfo = <a class="code" href="class_t_bluetooth_info.html">TBluetoothInfo</a> (deviceName, deviceBTAddr); |
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260 <a name="l00250"></a>00250 |
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261 <a name="l00251"></a>00251 <span class="comment">// Give data to the shared intermediator. Shared intermediator gives</span> |
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262 <a name="l00252"></a>00252 <span class="comment">// device names to the listbox after this.</span> |
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263 <a name="l00253"></a>00253 iSMediator-><a class="code" href="class_c_shared_intermediator.html#a8c4ec9ad89fd0b9168c50472fa3e1ec7">AddBluetoothInfoL</a>(btInfo); |
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264 <a name="l00254"></a>00254 } |
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265 <a name="l00255"></a>00255 |
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266 <a name="l00256"></a>00256 <span class="comment">// ----------------------------------------------------------------------------</span> |
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267 <a name="l00257"></a>00257 <span class="comment">// CBTDiscoverer::RefreshDevices()</span> |
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268 <a name="l00258"></a>00258 <span class="comment">//</span> |
|
269 <a name="l00259"></a>00259 <span class="comment">// Cancels the wait for completion of an outstanding bluetooth request. </span> |
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270 <a name="l00260"></a>00260 <span class="comment">// Cleans lists and starts the search again by calling GetByAddress.</span> |
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271 <a name="l00261"></a>00261 <span class="comment">// ----------------------------------------------------------------------------</span> |
|
272 <a name="l00262"></a><a class="code" href="class_c_b_t_discoverer.html#a025caeff179e22d835296e10b3387e6d">00262</a> <span class="keywordtype">void</span> <a class="code" href="class_c_b_t_discoverer.html#a025caeff179e22d835296e10b3387e6d">CBTDiscoverer::RefreshDevices</a>() |
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273 <a name="l00263"></a>00263 { |
|
274 <a name="l00264"></a>00264 <span class="comment">// In case bt discover is already active.</span> |
|
275 <a name="l00265"></a>00265 Cancel(); |
|
276 <a name="l00266"></a>00266 |
|
277 <a name="l00267"></a>00267 <span class="comment">//Clear all lists </span> |
|
278 <a name="l00268"></a>00268 iDeviceNames->Reset(); |
|
279 <a name="l00269"></a>00269 iInqSockAddrArray.Reset(); |
|
280 <a name="l00270"></a>00270 iDeviceAddress->Reset(); |
|
281 <a name="l00271"></a>00271 |
|
282 <a name="l00272"></a>00272 iSockAddr.SetAction(KHostResInquiry | KHostResName | KHostResIgnoreCache); |
|
283 <a name="l00273"></a>00273 |
|
284 <a name="l00274"></a>00274 <span class="comment">// Start discovering devices asynchronously. RunL is called afterwards.</span> |
|
285 <a name="l00275"></a>00275 iHostResolver.GetByAddress(iSockAddr,iNameEntry,iStatus); |
|
286 <a name="l00276"></a>00276 SetActive(); |
|
287 <a name="l00277"></a>00277 } |
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288 </pre></div></div> |
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289 <hr size="1"/><address style="text-align: right;"><small>Generated by |
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290 <a href="http://www.doxygen.org/index.html"> |
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291 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address> |
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292 </body> |
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293 </html> |