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1 /* |
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2 * Copyright (c) 2004-2005 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 // INCLUDE FILES |
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22 #include <e32base.h> |
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23 #include <s32mem.h> |
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24 #include "IptvDebug.h" |
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25 #include "CIptvTimer.h" |
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26 |
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27 #include "MIptvVodContentClientObserver.h" |
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28 #include "IptvClientServerCommon.h" |
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29 #include "CIptvEpgVodMsqQueue.h" |
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30 |
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31 // CONSTANTS |
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32 const TInt KIptvMaxTries = 600; |
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33 const TInt KIptvVodMsgQueueTimerInterval = 100000; |
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34 |
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35 // ============================ MEMBER FUNCTIONS =============================== |
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36 |
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37 // --------------------------------------------------------- |
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38 // CIptvEpgVodMsqQueue::ConstructL |
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39 // Symbian 2nd phase constructor can leave. |
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40 // --------------------------------------------------------- |
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41 // |
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42 void CIptvEpgVodMsqQueue::ConstructL() |
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43 { |
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44 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::ConstructL"); |
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45 |
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46 iTimer = CIptvTimer::NewL(CActive::EPriorityUserInput, *this); |
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47 } |
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48 |
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49 // --------------------------------------------------------- |
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50 // CIptvEpgVodMsqQueue::NewL |
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51 // Two-phased constructor. |
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52 // Create instance of concrete interface implementation |
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53 // --------------------------------------------------------- |
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54 // |
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55 CIptvEpgVodMsqQueue* CIptvEpgVodMsqQueue::NewL() |
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56 { |
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57 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::NewL"); |
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58 |
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59 CIptvEpgVodMsqQueue* self = new(ELeave) CIptvEpgVodMsqQueue(); |
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60 CleanupStack::PushL(self); |
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61 |
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62 self->ConstructL(); |
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63 |
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64 CleanupStack::Pop(self); |
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65 return self; |
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66 } |
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67 |
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68 // --------------------------------------------------------- |
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69 // CIptvEpgVodMsqQueue::~CIptvEpgVodMsqQueue |
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70 // Destructor |
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71 // --------------------------------------------------------- |
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72 // |
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73 CIptvEpgVodMsqQueue::~CIptvEpgVodMsqQueue() |
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74 { |
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75 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::~CIptvEpgVodMsqQueue"); |
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76 |
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77 iMsgQueue.Close(); |
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78 CancelRequest(); |
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79 |
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80 if (iTimer) |
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81 { |
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82 iTimer->Cancel(); |
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83 delete iTimer; |
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84 iTimer = NULL; |
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85 } |
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86 } |
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87 |
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88 // --------------------------------------------------------- |
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89 // CIptvEpgVodMsqQueue::CIptvEpgVodMsqQueue |
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90 // C++ default constructor |
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91 // --------------------------------------------------------- |
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92 // |
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93 CIptvEpgVodMsqQueue::CIptvEpgVodMsqQueue() : |
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94 iRequestPending( EFalse ), |
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95 iTimer ( NULL ), |
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96 iCounter( 0 ) |
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97 { |
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98 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::CIptvEpgVodMsqQueue"); |
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99 } |
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100 |
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101 // ------------------------------------------------------------------ |
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102 // CIptvEpgVodMsqQueue::SendMessageToClientL |
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103 // ------------------------------------------------------------------ |
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104 // |
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105 void CIptvEpgVodMsqQueue::SendMessageToClientL(TInt aMsg, TInt aInfo) |
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106 { |
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107 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::SendMessageToClientL"); |
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108 |
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109 if (!iRequestPending) |
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110 { |
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111 TIptvEpgVodMsg msg; |
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112 msg.iValue = aMsg; |
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113 msg.iInfo = aInfo; |
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114 |
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115 iMsgQueue.AppendL(msg); |
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116 SetTimer(); |
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117 } |
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118 else |
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119 { |
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120 TIptvEpgVodMsg msg; |
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121 msg.iValue = aMsg; |
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122 msg.iInfo = aInfo; |
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123 |
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124 SendMessageL(msg); |
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125 } |
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126 } |
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127 |
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128 // ------------------------------------------------------------------ |
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129 // CIptvEpgVodMsqQueue::SetTimer |
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130 // ------------------------------------------------------------------ |
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131 // |
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132 void CIptvEpgVodMsqQueue::SetTimer() |
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133 { |
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134 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::SetTimer"); |
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135 |
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136 if (!iTimer->IsActive()) |
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137 { |
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138 iTimer->After(KIptvVodMsgQueueTimerInterval); |
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139 } |
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140 } |
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141 |
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142 // --------------------------------------------------------- |
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143 // CIptvEpgVodMsqQueue::TimerExpired |
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144 // |
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145 // --------------------------------------------------------- |
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146 // |
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147 void CIptvEpgVodMsqQueue::TimerExpired(CIptvTimer* /*aTimer*/) |
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148 { |
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149 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::TimerExpired"); |
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150 |
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151 TInt count = iMsgQueue.Count(); |
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152 IPTVLOGSTRING2_LOW_LEVEL("CIptvEpgVodMsqQueue::TimerExpired --- Items in message queue %d", count); |
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153 |
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154 if (iRequestPending) |
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155 { |
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156 if (count > 0) |
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157 { |
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158 TIptvEpgVodMsg msg = iMsgQueue[0]; |
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159 TRAPD(err, SendMessageL(msg)); |
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160 if (err != KErrNone) |
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161 { |
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162 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::TimerExpired SendMessageL failed"); |
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163 } |
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164 |
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165 iCounter = 0; |
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166 iMsgQueue.Remove(0); |
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167 SetTimer(); |
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168 } |
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169 } |
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170 else |
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171 { |
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172 if (count > 0) |
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173 { |
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174 iCounter++; |
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175 if (iCounter > KIptvMaxTries) |
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176 { |
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177 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::TimerExpired Clearing message queue!"); |
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178 iMsgQueue.Reset(); |
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179 iCounter = 0; |
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180 } |
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181 else |
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182 { |
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183 SetTimer(); |
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184 } |
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185 } |
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186 } |
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187 } |
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188 |
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189 // --------------------------------------------------------- |
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190 // CIptvEpgVodMsqQueue::SendMessageL |
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191 // |
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192 // --------------------------------------------------------- |
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193 // |
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194 void CIptvEpgVodMsqQueue::SendMessageL(TIptvEpgVodMsg& aMsg) |
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195 { |
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196 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::SendMessageL"); |
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197 |
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198 if (iRequestPending && !iObserverMessage.IsNull()) |
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199 { |
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200 TBuf8<KIptvVodObserverRequestSize> data; |
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201 RDesWriteStream writeStream; |
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202 writeStream.Open(data); |
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203 CleanupClosePushL( writeStream ); |
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204 writeStream.WriteUint32L(aMsg.iValue); |
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205 writeStream.WriteInt32L(aMsg.iInfo); |
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206 CleanupStack::PopAndDestroy( &writeStream ); |
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207 iObserverMessage.WriteL(0, data, 0); |
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208 iObserverMessage.Complete(KErrNone); |
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209 iRequestPending = EFalse; |
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210 } |
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211 #ifdef _DEBUG |
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212 else |
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213 { |
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214 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::SendMessageL() Error! Called when no request or message!"); |
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215 } |
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216 #endif // _DEBUG |
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217 } |
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218 |
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219 // ------------------------------------------------------------------ |
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220 // CIptvEpgVodMsqQueue::SetRequest |
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221 // ------------------------------------------------------------------ |
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222 // |
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223 void CIptvEpgVodMsqQueue::SetRequest(const RMessage2& aMessage) |
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224 { |
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225 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::SetRequest"); |
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226 |
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227 iCounter = 0; |
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228 iObserverMessage = aMessage; |
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229 iRequestPending = ETrue; |
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230 |
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231 TInt count = iMsgQueue.Count(); |
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232 if (count >= 1) |
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233 { |
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234 if (count == 1) |
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235 { |
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236 iTimer->Cancel(); |
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237 } |
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238 |
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239 TIptvEpgVodMsg msg = iMsgQueue[0]; |
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240 TRAPD(err, SendMessageL(msg)); |
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241 if (err != KErrNone) |
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242 { |
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243 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::SetRequest SendMessageL failed"); |
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244 } |
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245 iMsgQueue.Remove(0); |
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246 } |
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247 } |
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248 |
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249 // ------------------------------------------------------------------ |
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250 // CIptvEpgVodMsqQueue::CancelRequest |
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251 // ------------------------------------------------------------------ |
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252 // |
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253 void CIptvEpgVodMsqQueue::CancelRequest() |
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254 { |
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255 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::CancelRequest"); |
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256 |
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257 if (iRequestPending) |
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258 { |
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259 iObserverMessage.Complete(KErrCancel); |
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260 iRequestPending = EFalse; |
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261 } |
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262 } |
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263 |
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264 // ------------------------------------------------------------------ |
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265 // CIptvEpgVodMsqQueue::CancelMsgQueue |
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266 // ------------------------------------------------------------------ |
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267 // |
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268 void CIptvEpgVodMsqQueue::CancelMsgQueue() |
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269 { |
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270 IPTVLOGSTRING_LOW_LEVEL("CIptvEpgVodMsqQueue::CancelMsgQueue"); |
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271 iMsgQueue.Close(); |
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272 } |
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273 |
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274 // End of File |