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1 /* |
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2 * Copyright (c) 2002 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: Abstract interface for check media files. |
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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 MFLDFILEOBSERVER_H |
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21 #define MFLDFILEOBSERVER_H |
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22 |
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23 // INTERNAL INCLUDES |
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24 |
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25 // EXTERNAL INCLUDES |
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26 #include <e32base.h> |
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27 |
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28 // CLASS DEFINITION |
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29 |
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30 /** |
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31 * Abstract interface for check media files. |
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32 * |
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33 * @lib filelist.lib |
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34 * @since 2.1 |
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35 */ |
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36 class MFLDFileObserver |
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37 { |
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38 public: // Enumerations |
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39 |
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40 // An enumeration which tells what is the file used for. |
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41 enum TIntention |
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42 { |
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43 EPlay = 1, |
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44 ESelect = 2 |
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45 }; |
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46 |
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47 public: // New functions |
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48 |
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49 /** |
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50 * An abstract function for checking if a file is valid. |
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51 * @since 2.1 |
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52 * @param aFileName Full path and filename. |
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53 * @param aIntention Describes what is the file used for. |
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54 * @return Returns ETrue if the file is valid for intended use. |
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55 */ |
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56 virtual TBool IsFileValidL( |
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57 const TDesC& aFileName, |
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58 TIntention aIntention ) = 0; |
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59 |
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60 /** |
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61 * An abstract function for checking media type |
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62 * @since 3.1 |
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63 * @param aFileName Full path and filename. |
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64 * @return Returns media type |
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65 */ |
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66 virtual TInt32 MediaFileType( |
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67 const TDesC& aFileName ) const = 0; |
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68 |
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69 protected: |
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70 |
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71 /** |
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72 * Destructor. |
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73 */ |
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74 virtual ~MFLDFileObserver() {} |
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75 |
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76 }; |
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77 |
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78 #endif // MFLDFILEOBSERVER_H |
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79 |
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80 // End of File |