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1 /* |
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2 * Copyright (c) 2007 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: Declaration for the class CFMRadioActionHandler. |
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15 * |
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16 */ |
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17 |
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18 #ifndef FMRADIOACTIONHANDLER_H |
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19 #define FMRADIOACTIONHANDLER_H |
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20 |
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21 #include <ahplugin.h> |
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22 |
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23 /** |
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24 * Action handler provides LIW -based interface for external use (e.g. Homescreen) |
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25 * |
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26 * The action handler communicates with FM Radio via FM Radio's Publish & Subscribe API. |
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27 * |
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28 * @lib fmradioactionhandler.lib |
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29 */ |
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30 NONSHARABLE_CLASS( CFMRadioActionHandler ) : public CAHPlugin |
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31 { |
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32 public: |
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33 /** |
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34 * Two-phased constructor. |
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35 */ |
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36 static CFMRadioActionHandler* NewL(); |
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37 |
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38 /** |
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39 * Destructor |
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40 */ |
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41 ~CFMRadioActionHandler(); |
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42 |
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43 // From base class CAHPlugin |
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44 TInt ExecuteActionL( const CLiwMap* aMap ); |
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45 |
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46 private: |
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47 /** |
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48 * C++ constructor. |
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49 */ |
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50 CFMRadioActionHandler(); |
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51 |
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52 /** |
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53 * Second phase constructor. |
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54 */ |
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55 void ConstructL(); |
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56 |
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57 private: |
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58 /** |
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59 * Invokes step to previous preset. |
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60 */ |
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61 void StepPrevious(); |
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62 |
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63 /** |
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64 * Invokes step to next preset. |
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65 */ |
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66 void StepNext(); |
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67 |
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68 /** |
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69 * Mutes radio. |
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70 */ |
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71 void Mute(); |
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72 |
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73 /** |
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74 * Unmutes radio. |
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75 */ |
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76 void Unmute(); |
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77 |
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78 /** |
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79 * Invokes seek up. |
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80 */ |
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81 void SeekUp(); |
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82 |
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83 /** |
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84 * Invokes seek down. |
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85 */ |
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86 void SeekDown(); |
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87 |
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88 /** |
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89 * Invokes to go to now playing view. |
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90 */ |
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91 void StartToNowPlayingL(); |
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92 |
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93 /** |
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94 * Generates start now playing command tail. |
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95 * |
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96 * @return start now playing command tail. |
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97 */ |
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98 const TPtrC8 GenerateStartNowPlayingCommandTail(); |
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99 |
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100 /** |
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101 * Extracts the value of the given mapname to given string. |
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102 * Reserves memory to argument aString. |
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103 * |
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104 * @param aMap The map containing the mapname-string pairs. |
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105 * @param aString Descriptor where the value is extracted. |
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106 * @param aMapName The searched map name. |
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107 */ |
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108 TInt ExtractStringL( const CLiwMap* aMap, RBuf& aString, const TDesC8& aMapName ); |
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109 }; |
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110 |
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111 #endif /* FMRADIOACTIONHANDLER_H*/ |