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1 /* |
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2 * Copyright (c) 2004-2006 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 "CVtEngStateConnected.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 // CVtEngStateConnected::CVtEngStateConnected |
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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 CVtEngStateConnected::CVtEngStateConnected( |
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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 CVtEngStateConnected::~CVtEngStateConnected() |
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43 { |
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44 __VTPRINT( DEBUG_DESTRUCT, "~StateConnected") |
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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 // CVtEngStateConnected::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 CVtEngStateConnected::UpdateL() |
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55 { |
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56 __VTPRINTENTER( "StateConnected.Update") |
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57 const MVtCtlCallControl::TVtCtlState bearerstate = |
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58 SessionHandler().RealState(); |
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59 MVtProtocolCommand::TVtProtocolState state( MediaHandler().ProtoState() ); |
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60 |
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61 |
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62 CVtEngStateBase* newState = NULL; |
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63 if ( bearerstate != MVtCtlCallControl::EConnected ) |
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64 { |
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65 // we've lost bearer connection, go to idle |
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66 newState = NewStateL( MVtEngSessionInfo::EIdle ); |
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67 } |
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68 else if ( state == MVtProtocolCommand::EConnected ) |
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69 { |
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70 // protocol is open (should always go through neg.state but just in case) |
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71 // change to open state |
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72 newState = NewStateL( MVtEngSessionInfo::EOpen ); |
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73 } |
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74 else if ( state == MVtProtocolCommand::EDisconnecting || |
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75 state == MVtProtocolCommand::EResetting ) |
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76 { |
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77 // change to clearing state |
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78 newState = NewStateL( MVtEngSessionInfo::EClearing ); |
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79 } |
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80 else |
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81 { |
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82 // protocol is set up so connect now if ready |
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83 newState = NegotiatingOrConnectedStateL( ETrue ); |
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84 } |
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85 if ( newState ) |
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86 { |
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87 newState->OpenL( this ); |
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88 } |
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89 __VTPRINTEXIT( "StateConnected.Update") |
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90 } |
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91 |
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92 // ----------------------------------------------------------------------------- |
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93 // CVtEngStateConnected::DoOpenL |
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94 // State transition to connected state. |
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95 // |
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96 // ----------------------------------------------------------------------------- |
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97 // |
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98 void CVtEngStateConnected::DoOpenL() |
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99 { |
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100 __VTPRINTENTER( "StateConnected.Open") |
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101 NotifyStateChange( MVtEngSessionInfo::EConnected ); |
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102 //start monitor incoming call |
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103 __VTPRINTEXIT( "StateConnected.Open") |
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104 } |
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105 |
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106 // ----------------------------------------------------------------------------- |
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107 // CVtEngStateConnected::ValidateCommand |
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108 // Returns if a command is valid in idle state. |
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109 // |
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110 // ----------------------------------------------------------------------------- |
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111 // |
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112 TBool CVtEngStateConnected::ValidateCommand( |
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113 const TVtEngCommandId aCommandId ) |
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114 { |
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115 __VTPRINT( DEBUG_DETAIL |DEBUG_GEN, "StateConnected.Validate") |
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116 TBool okToPerform( EFalse ); |
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117 switch ( aCommandId ) |
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118 { |
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119 case KVtEngSetSource: |
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120 case KVtEngPrepareViewFinder: |
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121 case KVtEngStartViewFinder: |
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122 case KVtEngPauseViewFinder: |
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123 case KVtEngStopViewFinder: |
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124 case KVtEngPrepareRemoteRenderDSA: |
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125 case KVtEngPrepareRemoteRenderDP: |
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126 case KVtEngPrepareRemoteRenderNGA: |
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127 okToPerform = ETrue; |
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128 break; |
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129 default: |
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130 okToPerform = CVtEngStateBase::ValidateCommand( aCommandId ); |
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131 break; |
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132 } |
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133 return okToPerform; |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CVtEngStateConnected::State |
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138 // Returns session state. |
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139 // |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 MVtEngSessionInfo::TSessionState CVtEngStateConnected::State() const |
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143 { |
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144 return MVtEngSessionInfo::EConnected; |
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145 } |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // CVtEngStateConnected::HandleL |
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149 // Handles an operation when behavior is state dependent. |
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150 // |
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151 // ----------------------------------------------------------------------------- |
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152 // |
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153 TBool CVtEngStateConnected::HandleL( CVtEngOperation& aOp ) |
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154 { |
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155 TBool handled( CVtEngStateBase::HandleL( aOp )); |
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156 return handled; |
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157 } |
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158 |
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159 // End of File |