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1 /* |
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2 * Copyright (c) 2005 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: |
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15 * Messaging Audio info class |
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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 #ifndef __MSGAUDIOINFO_H |
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22 #define __MSGAUDIOINFO_H |
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23 |
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24 // INCLUDES |
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25 |
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26 #include <e32std.h> |
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27 |
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28 #include <mdaaudiosampleplayer.h> // MMdaAudioPlayerCallback & CMdaAudioPlayerUtility |
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29 #include <msgmediainfo.h> |
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30 |
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31 // CONSTANTS |
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32 |
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33 // MACROS |
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34 |
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35 // FORWARD DECLARATIONS |
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36 |
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37 class RFile; |
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38 class TDataType; |
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39 |
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40 // DATA TYPES |
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41 |
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42 // FUNCTION PROTOTYPES |
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43 |
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44 // CLASS DECLARATION |
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45 |
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46 /** |
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47 * Messaging Audio Info class. |
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48 * |
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49 * @lib MsgMedia.lib |
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50 * @since 3.1 |
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51 */ |
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52 NONSHARABLE_CLASS( CMsgAudioInfo ) : public CMsgMediaInfo, |
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53 public MMdaAudioPlayerCallback |
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54 { |
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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 * Factory method that creates this object. |
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60 * |
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61 * @param aFile IN File handle to create info class from. |
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62 * @param aMimeType IN Mime type of the file. |
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63 * @return pointer to instance |
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64 */ |
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65 IMPORT_C static CMsgAudioInfo* NewL( |
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66 RFile& aFile, |
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67 TDataType& aMimeType ); |
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68 |
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69 /** |
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70 * Destructor |
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71 */ |
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72 virtual ~CMsgAudioInfo(); |
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73 |
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74 protected: |
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75 |
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76 /** |
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77 * Constructor. |
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78 * |
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79 * @param aMimeType IN Mime type of the file. |
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80 */ |
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81 CMsgAudioInfo( TDataType& aMimeType ); |
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82 |
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83 /** |
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84 * 2nd phase constructor. |
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85 * |
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86 * @param aFile IN File handle to create info class from. |
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87 */ |
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88 void ConstructL( RFile& aFile ); |
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89 |
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90 /** |
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91 * Opens the audio file and gets info (e.g. duration). |
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92 * Called from ConstructL. |
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93 * |
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94 * @param aFile IN File handle to create info class from. |
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95 */ |
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96 void ResolveAudioInfoL( RFile& aFile ); |
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97 |
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98 protected: // From base classes |
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99 |
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100 /** |
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101 * From CActive |
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102 */ |
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103 void DoCancel(); |
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104 |
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105 /** |
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106 * From CActive |
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107 */ |
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108 void RunL(); |
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109 |
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110 /** |
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111 * From MMdaAudioPlayerCallback |
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112 */ |
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113 virtual void MapcInitComplete( |
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114 TInt aError, |
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115 const TTimeIntervalMicroSeconds& aDuration ); |
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116 |
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117 /** |
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118 * From MMdaAudioPlayerCallback |
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119 */ |
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120 virtual void MapcPlayComplete( TInt aError ); |
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121 |
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122 |
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123 protected: // data |
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124 |
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125 CMdaAudioPlayerUtility* iAudioUtil; |
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126 enum TMsgAudioState |
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127 { |
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128 EAudioStateIdle = 0, |
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129 EAudioStateReady |
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130 }; |
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131 TInt iState; |
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132 }; |
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133 |
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134 #endif // __MSGAUDIOINFO_H |