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1 /* |
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2 * Copyright (c) 2006 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 "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: Message handler for AddedDevSoundControl CI. |
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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 // INCLUDE FILES |
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21 #include "AddedDevSoundControlCI.h" |
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22 #include "AddedDevSoundControlMsgHdlr.h" |
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23 #include "AddedDevSoundControlMsgs.h" |
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24 |
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25 // EXTERNAL DATA STRUCTURES |
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26 |
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27 // EXTERNAL FUNCTION PROTOTYPES |
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28 |
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29 // CONSTANTS |
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30 |
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31 // MACROS |
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32 |
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33 // LOCAL CONSTANTS AND MACROS |
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34 |
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35 // MODULE DATA STRUCTURES |
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36 |
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37 // LOCAL FUNCTION PROTOTYPES |
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38 |
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39 // FORWARD DECLARATIONS |
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40 |
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41 // ============================= LOCAL FUNCTIONS =============================== |
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42 |
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43 // ============================ MEMBER FUNCTIONS =============================== |
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44 |
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45 /** |
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46 * CAddedDevSoundControlMsgHdlr::CAddedDevSoundControlMsgHdlr |
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47 * C++ default constructor can NOT contain any code, that might leave. |
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48 */ |
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49 CAddedDevSoundControlMsgHdlr::CAddedDevSoundControlMsgHdlr( |
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50 MAddedDevSoundControl* aAddedDSControlCI) : |
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51 CMMFObject(KUidAddedDevSoundControlInterface) |
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52 { |
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53 iAddedDSControlCI = aAddedDSControlCI; |
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54 } |
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55 |
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56 /** |
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57 * CAddedDevSoundControlMsgHdlr::ConstructL |
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58 * Symbian 2nd phase constructor can leave. |
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59 */ |
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60 void CAddedDevSoundControlMsgHdlr::ConstructL() |
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61 { |
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62 } |
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63 |
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64 /** |
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65 * CAddedDevSoundControlMsgHdlr::NewL |
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66 * Two-phased constructor. |
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67 */ |
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68 EXPORT_C CAddedDevSoundControlMsgHdlr* |
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69 CAddedDevSoundControlMsgHdlr::NewL(TAny* aAddedDSControlCI) |
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70 { |
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71 MAddedDevSoundControl* addedDevSoundControlCI = |
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72 (MAddedDevSoundControl*)aAddedDSControlCI; |
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73 CAddedDevSoundControlMsgHdlr* self = |
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74 new (ELeave) CAddedDevSoundControlMsgHdlr(addedDevSoundControlCI); |
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75 CleanupStack::PushL( self ); |
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76 self->ConstructL(); |
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77 CleanupStack::Pop( self ); |
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78 |
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79 return self; |
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80 } |
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81 |
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82 /** |
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83 * Destructor |
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84 */ |
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85 CAddedDevSoundControlMsgHdlr::~CAddedDevSoundControlMsgHdlr() |
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86 { |
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87 delete iAddedDSControlCI; |
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88 } |
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89 |
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90 /** |
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91 * CAddedDevSoundControlMsgHdlr::HandleRequest |
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92 * Handles messages from the proxy. |
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93 * Calls a subfunction, which determines what custom interface to call. |
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94 * A subfunction is used to contain multiple leaving functions for a single |
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95 * trap. |
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96 * (other items were commented in a header). |
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97 */ |
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98 void CAddedDevSoundControlMsgHdlr::HandleRequest(TMMFMessage& aMessage) |
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99 { |
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100 ASSERT( |
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101 aMessage.Destination().InterfaceId() == KUidAddedDevSoundControlInterface); |
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102 |
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103 TRAPD(error, DoHandleRequestL(aMessage)); |
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104 if (error) |
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105 { |
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106 aMessage.Complete(error); |
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107 } |
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108 } |
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109 |
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110 /** |
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111 * CAddedDevSoundControlMsgHdlr::DoHandleRequestL |
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112 * Determines which custom interface to call. |
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113 * (other items were commented in a header). |
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114 */ |
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115 void CAddedDevSoundControlMsgHdlr::DoHandleRequestL(TMMFMessage& aMessage) |
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116 { |
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117 switch(aMessage.Function()) |
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118 { |
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119 case EAddedDSControlSetHwAwareness: |
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120 { |
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121 DoSetHwAwarenessL(aMessage); |
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122 break; |
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123 } |
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124 case EAddedDSControlPauseAndFlush: |
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125 { |
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126 DoPauseAndFlushL(aMessage); |
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127 break; |
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128 } |
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129 default: |
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130 { |
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131 aMessage.Complete(KErrNotSupported); |
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132 } |
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133 } |
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134 } |
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135 |
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136 /** |
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137 * CAddedDevSoundControlMsgHdlr::DoSetHwAwarenessL |
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138 * Handles EAddedDSControlSetHwAwareness message from the proxy and calls |
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139 * custom interface method. |
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140 * |
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141 * (other items were commented in a header). |
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142 */ |
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143 void CAddedDevSoundControlMsgHdlr::DoSetHwAwarenessL(TMMFMessage& aMessage) |
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144 { |
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145 TPckgBuf<TBool> pckg; |
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146 aMessage.ReadData1FromClientL(pckg); |
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147 TInt status = iAddedDSControlCI->SetHwAwareness(pckg()); |
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148 aMessage.Complete(status); |
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149 } |
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150 |
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151 /** |
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152 * CAddedDevSoundControlMsgHdlr::DoPauseAndFlushL |
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153 * Handles EAddedDSControlPauseAndFlush message from the proxy and calls |
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154 * custom interface method. |
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155 * |
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156 * (other items were commented in a header). |
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157 */ |
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158 void CAddedDevSoundControlMsgHdlr::DoPauseAndFlushL(TMMFMessage& aMessage) |
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159 { |
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160 TInt status = iAddedDSControlCI->PauseAndFlush(); |
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161 aMessage.Complete(status); |
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162 } |
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163 |
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164 // End of File |