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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: Base class for states |
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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 // INCLUDE FILES |
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20 #include "CVtEngStateClearing.h" |
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21 #include <cvtlogger.h> |
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22 #include "CVtEngOperation.h" |
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23 #include "CVtEngSettings.h" |
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24 #include "VtEngUtils.h" |
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25 |
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26 // ============================ MEMBER FUNCTIONS =============================== |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // CVtEngStateClearing::CVtEngStateClearing |
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30 // C++ constructor can NOT contain any code, that |
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31 // might leave. |
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32 // ----------------------------------------------------------------------------- |
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33 // |
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34 CVtEngStateClearing::CVtEngStateClearing( |
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35 CVtEngStateManager& aStateManager, |
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36 CVtEngEventManager& aEventManager ) |
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37 : CVtEngStateBase( aStateManager, aEventManager ) |
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38 { |
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39 } |
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40 |
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41 // Destructor |
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42 CVtEngStateClearing::~CVtEngStateClearing() |
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43 { |
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44 __VTPRINT( DEBUG_DESTRUCT, "~StateClr") |
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45 } |
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46 |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CVtEngStateClearing::UpdateL |
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50 // Updates state. |
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51 // |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 void CVtEngStateClearing::UpdateL() |
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55 { |
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56 __VTPRINTENTER( "StateClr.Update" ) |
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57 const MVtCtlCallControl::TVtCtlState bearerstate = |
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58 SessionHandler().RealState(); |
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59 const MVtProtocolCommand::TVtProtocolState protostate( MediaHandler().ProtoState() ); |
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60 |
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61 __VTPRINT2( DEBUG_GEN, "StateClr.bearerState=%d", bearerstate ) |
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62 __VTPRINT2( DEBUG_GEN, "StateClr.protoState=%d", protostate ) |
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63 |
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64 if ( bearerstate == MVtCtlCallControl::EIdle || |
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65 bearerstate == MVtCtlCallControl::EDisconnecting || |
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66 bearerstate == MVtCtlCallControl::EUnknown || |
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67 protostate == MVtProtocolCommand::EIdle || |
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68 protostate == MVtProtocolCommand::ESetup ) |
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69 { |
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70 CVtEngStateBase* idleState = NewStateL( MVtEngSessionInfo::EIdle ); |
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71 idleState->OpenL( this ); |
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72 } |
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73 __VTPRINTEXIT( "StateClr.Update" ) |
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74 } |
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75 |
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76 // ----------------------------------------------------------------------------- |
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77 // CVtEngStateClearing::OpenL |
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78 // State transition to clearing state. |
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79 // |
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80 // ----------------------------------------------------------------------------- |
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81 // |
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82 void CVtEngStateClearing::DoOpenL() |
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83 { |
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84 __VTPRINTENTER( "StateClr.Open") |
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85 |
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86 // Do disconnect on Protocol, it is possible that disconnect is already |
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87 // ongoing and we get error and that's fine. |
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88 TInt err( MediaHandler().Disconnect() ); |
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89 if ( err != KErrNone && err != KErrAlreadyExists ) |
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90 { |
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91 __VTPRINT2( DEBUG_GEN, "StateClr.OpenL disconnect fail=%d", err) |
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92 } |
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93 // Reset settings |
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94 CVtEngSettings& settings = CVtEngUtility::Settings(); |
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95 settings.ResetAll(); |
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96 NotifyStateChange( MVtEngSessionInfo::EClearing ); |
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97 __VTPRINTEXIT( "StateClr.Open") |
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98 } |
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99 |
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100 // ----------------------------------------------------------------------------- |
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101 // CVtEngStateClearing::ValidateCommand |
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102 // Returns if a command is valid in idle state. |
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103 // |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 TBool CVtEngStateClearing::ValidateCommand( |
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107 const TVtEngCommandId aCommandId ) |
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108 { |
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109 TBool okToPerform( EFalse ); |
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110 switch ( aCommandId ) |
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111 { |
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112 case KVtEngTerminateSession: |
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113 break; |
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114 default: |
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115 okToPerform = CVtEngStateBase::ValidateCommand( aCommandId ); |
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116 break; |
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117 } |
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118 return okToPerform; |
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119 } |
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120 |
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121 // ----------------------------------------------------------------------------- |
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122 // CVtEngStateClearing::State |
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123 // Returns session state. |
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124 // |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 MVtEngSessionInfo::TSessionState CVtEngStateClearing::State() const |
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128 { |
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129 return MVtEngSessionInfo::EClearing; |
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130 } |
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131 |
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132 // ----------------------------------------------------------------------------- |
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133 // CVtEngStateClearing::HandleL |
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134 // Handles an operation when behavior is state dependent. |
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135 // |
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136 // ----------------------------------------------------------------------------- |
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137 // |
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138 TBool CVtEngStateClearing::HandleL( CVtEngOperation& aOp ) |
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139 { |
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140 TBool handled( CVtEngStateBase::HandleL( aOp )); |
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141 return handled; |
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142 } |
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143 |
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144 // End of File |