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1 /* |
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2 * Copyright (c) 2008 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: Function definitions for VCC Failing State |
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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 #ifndef TVCCSTATEFAILING_H |
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21 #define TVCCSTATEFAILING_H |
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22 |
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23 // INCLUDES |
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24 #include <e32base.h> |
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25 #include <e32cmn.h> // HBufC |
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26 |
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27 #include "tvccstate.h" |
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28 |
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29 /** Failing state name */ |
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30 const TUint KVccStateFailing = 3; |
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31 |
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32 //forward declarations |
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33 class CVccPerformer; |
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34 |
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35 /** |
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36 * Failing state. Can be accessed from calling state if some problem |
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37 * occurs. |
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38 * |
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39 * init -> calling -> releasing -> init |
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40 * |
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41 * @lib vccperformer.dll |
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42 * @since S60 3.2 |
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43 */ |
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44 class TVccStateFailing: public TVccState |
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45 { |
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46 |
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47 public: |
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48 /** |
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49 * c'tor |
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50 */ |
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51 TVccStateFailing(); |
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52 |
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53 /** |
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54 * Links the state i.e. provides transition points. |
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55 * @param aReleasing a realising state |
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56 */ |
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57 void LinkState( TVccState& aInit ); |
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58 |
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59 // From base class TVccState |
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60 |
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61 /** |
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62 * @see TVccState::Name() |
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63 */ |
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64 TUint Name() const; |
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65 |
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66 /** |
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67 * @see TVccState::CallStateChanged() |
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68 */ |
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69 void CallStateChanged( CVccPerformer& aContext, |
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70 const MCCPCallObserver::TCCPCallState aState, |
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71 MCCPCall* aCall ); |
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72 |
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73 /** |
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74 * @see TVccState::CallStateChangedWithInband() |
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75 */ |
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76 void CallStateChangedWithInband(CVccPerformer& aContext, |
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77 const MCCPCallObserver::TCCPCallState aState, |
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78 MCCPCall* aCall ); |
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79 |
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80 /** |
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81 * @see TVccState::CallEventOccurred() |
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82 */ |
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83 void CallEventOccurred( CVccPerformer& aContext, |
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84 const MCCPCallObserver::TCCPCallEvent aEvent, |
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85 MCCPCall* aCall ); |
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86 |
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87 /** |
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88 * @see TVccState::ErrorOccurred() |
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89 */ |
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90 void ErrorOccurred( CVccPerformer& aContext, |
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91 const TCCPError aError, |
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92 MCCPCall* aCall ); |
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93 |
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94 private: |
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95 //no copying |
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96 TVccStateFailing( const TVccStateFailing& ); |
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97 TVccStateFailing operator = ( const TVccStateFailing& ); |
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98 |
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99 /** |
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100 * If new leg is cleared, set the state again to init. |
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101 * param aContext Reference to Performer object |
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102 */ |
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103 void CheckAndMoveToInit( CVccPerformer& aContext, MCCPCall* aCall, |
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104 const MCCPCallObserver::TCCPCallState aState ); |
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105 |
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106 /** |
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107 * Inspects the state changed for possible remote disconnect and other |
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108 * failing hand-over cases. |
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109 * @param aContext a state context |
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110 * @param aState a current state value |
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111 * @param aCall the call leg emetting the event |
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112 * @param aCallee the object instance calling the callback |
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113 * @param aCallback a function to call in case event must be emitted and not suppressed. |
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114 */ |
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115 void InspectChangedStates( CVccPerformer& aContext, |
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116 const MCCPCallObserver::TCCPCallState aState, |
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117 MCCPCall* aCall, |
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118 MCCPCallObserver* aCallee, |
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119 void( MCCPCallObserver::*aCallback)(const MCCPCallObserver::TCCPCallState, MCCPCall*)); |
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120 |
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121 private: // data |
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122 /** |
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123 * Reference to Init state |
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124 * Not own. |
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125 */ |
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126 TVccState* iInit; |
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127 |
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128 }; |
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129 |
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130 #endif // TVCCSTATEFAILING_H |
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131 |
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132 // End of File |