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1 /* |
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2 * Copyright (c) 2008-2009 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: Monitoring class of the Tv Out Connection |
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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 /** |
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21 * @internal reviewed 24/08/2007 by D Holland |
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22 */ |
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23 |
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24 #ifndef __GLX_WNDWCONNECTION_MONITOR_H__ |
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25 #define __GLX_WNDWCONNECTION_MONITOR_H__ |
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26 |
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27 // External Includes |
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28 #include <e32base.h> // for CActive |
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29 #include <AknWsEventObserver.h> // for MAknWsEventObserver |
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30 #include <AccessoryServer.h> // for RAccessoryServer |
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31 #include <AccessoryMode.h> // for RAccessoryMode |
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32 |
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33 |
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34 // Forward Declarations |
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35 class MGlxTvConnectionObserver; |
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36 |
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37 |
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38 /** |
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39 * Class Description |
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40 * An Active object derived class is used to monitor the TV out connection |
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41 * @author Loughlin |
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42 */ |
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43 NONSHARABLE_CLASS(CGlxTvConnectionMonitor) : public CActive |
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44 { |
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45 public: |
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46 |
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47 /** |
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48 * Static Symbian 2 stage constructor. |
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49 */ |
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50 static CGlxTvConnectionMonitor* NewL( |
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51 MGlxTvConnectionObserver& aConnectionObserver); |
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52 |
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53 /** |
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54 * Destructor. |
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55 */ |
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56 ~CGlxTvConnectionMonitor(); |
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57 |
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58 private: |
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59 |
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60 /** |
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61 * Standard C++ constructor |
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62 */ |
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63 CGlxTvConnectionMonitor( |
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64 MGlxTvConnectionObserver& aConnectionObserver); |
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65 |
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66 /* |
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67 * Symbian second stage construction |
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68 */ |
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69 void ConstructL(); |
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70 |
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71 public: // class member functions |
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72 |
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73 /* |
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74 * Provides the caller with the current TV connetion state |
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75 * @return The TV connection state |
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76 */ |
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77 TBool IsConnected() const; |
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78 |
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79 |
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80 private: // From CActive |
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81 /** |
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82 * @ref CActive::RunL |
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83 */ |
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84 void RunL(); |
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85 |
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86 /** |
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87 * @ref CActive::DoCancel |
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88 */ |
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89 void DoCancel(); |
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90 |
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91 /** |
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92 * @ref CActive::RunError |
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93 */ |
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94 TInt RunError( TInt aError ); |
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95 |
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96 |
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97 private: |
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98 |
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99 /** |
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100 * Requests TV on/off events |
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101 */ |
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102 void IssueRequest(); |
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103 |
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104 /** |
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105 * Sends notification to observers when TV Out cable is connected |
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106 */ |
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107 void IssueNotificationL(); |
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108 |
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109 |
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110 private: // class member data |
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111 |
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112 // Not owned: TV connection observer |
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113 MGlxTvConnectionObserver& iConnectionObserver; |
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114 |
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115 // The Connection state |
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116 TBool iConnectionState; |
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117 |
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118 // The (external device) Accessory Server |
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119 RAccessoryServer iTvAccServer; |
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120 |
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121 // Accessory mode |
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122 RAccessoryMode iTvAccMode; |
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123 |
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124 // Accessory Mode structure - details the type of accessory |
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125 TAccPolAccessoryMode iCurrentAccMode; |
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126 |
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127 }; |
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128 |
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129 |
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130 #endif // __GLX_WNDWCONNECTION_MONITOR_H__ |