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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: Sender class for mediator commands |
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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 #ifndef C_VTENGMDTRCOMMANDSENDER_H |
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20 #define C_VTENGMDTRCOMMANDSENDER_H |
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21 |
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22 // INCLUDES |
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23 |
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24 #include <e32cmn.h> |
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25 #include <mediatorcommandinitiator.h> |
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26 #include "MVtEngEventObserver.h" |
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27 |
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28 // FORWARD DECLARATIONS |
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29 class CVtEngUtility; |
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30 class CVtEngOperation; |
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31 class CVtEngMdtrCommandSender; |
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32 class TVtMdtrStateIdle; |
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33 // CLASS DECLARATION |
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34 |
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35 /** |
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36 * Mediator command sender |
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37 * |
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38 * @lib videoteleng |
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39 * @since 5.0 |
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40 */ |
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41 NONSHARABLE_CLASS( CVtEngMdtrCommandSender ) : |
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42 public CBase, |
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43 public MMediatorCommandResponseObserver, |
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44 public MVtEngEventObserver |
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45 { |
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46 public: // constructor and destructors |
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47 |
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48 /** |
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49 * two-phase constructor |
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50 */ |
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51 static CVtEngMdtrCommandSender* NewL( CVtEngUtility& aUtils ); |
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52 |
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53 // Destructor |
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54 ~CVtEngMdtrCommandSender(); |
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55 |
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56 public: // new methods |
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57 |
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58 /** |
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59 * Requests telephony to end video call |
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60 */ |
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61 void EndCall(); |
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62 |
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63 /** |
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64 * Requests telephony to fallback to voice call |
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65 */ |
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66 void VoiceFallback(); |
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67 |
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68 /** |
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69 * Requests telephony to make voice call |
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70 */ |
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71 void SwitchToVoiceL( CVtEngOperation& aOperation ); |
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72 |
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73 /** |
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74 * Notifies telephony about outgoing audio state change |
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75 */ |
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76 void NotifyOutgoingAudioState( const TBool aMicEnabled ); |
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77 |
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78 void SetSenderState( TVtMdtrStateIdle& aNewState ); |
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79 |
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80 |
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81 public: // from MMediatorCommandResponseObserver |
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82 |
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83 // responses are not handled but required by mediator api |
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84 virtual void CommandResponseL( TUid aDomain, |
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85 TUid aCategory, |
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86 TInt aCommandId, |
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87 TInt aStatus, |
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88 const TDesC8& aData ); |
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89 |
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90 public: // from MVtEngEventObserver |
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91 |
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92 // handles event accordint to ongoing operation |
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93 virtual void HandleVtEventL( TInt aEvent ); |
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94 |
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95 private: // constructors |
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96 |
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97 CVtEngMdtrCommandSender( CVtEngUtility& aUtils ); |
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98 |
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99 void ConstructL(); |
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100 |
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101 private: |
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102 // for switch to voice operation, signaled when mediator command is issued. |
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103 CVtEngOperation* iOperation; |
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104 |
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105 // for mediator command reception |
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106 CMediatorCommandInitiator* iMediatorInitiator; |
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107 |
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108 CVtEngUtility& iUtils; |
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109 |
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110 TVtMdtrStateIdle* iSenderState; |
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111 }; |
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112 |
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113 #endif // C_VTENGMDTRCOMMANDSENDER_H |
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114 |
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115 // End of File |