1 /* |
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2 * Copyright (c) 2002-2006 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 * This class defines the data model interface for CVRStateInfoPanel. |
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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 __MVRSTATEINFOMODEL_H__ |
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21 #define __MVRSTATEINFOMODEL_H__ |
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22 |
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23 // INCLUDES |
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24 #include <AknLayoutDef.h> |
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25 |
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26 // FORWARD DECLARATIONS |
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27 class MVRObserver; |
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28 class MVRStateInfoObserver; |
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29 |
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30 // CLASS DEFINITION |
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31 /** |
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32 * This class defines the data model interface for CVRStateInfoPanel. |
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33 **/ |
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34 class MVRStateInfoModel |
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35 { |
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36 public: // new methods |
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37 |
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38 /** |
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39 * Returns the length of the current memo |
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40 * @return The duration in microseconds. |
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41 */ |
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42 virtual TTimeIntervalMicroSeconds Duration() const = 0; |
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43 |
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44 /** |
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45 * Returns the playing or recording position of the current memo. |
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46 * @return The position in microseconds. |
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47 */ |
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48 virtual TTimeIntervalMicroSeconds Position() const = 0; |
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49 |
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50 /** |
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51 * Returns the text content for a label. |
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52 * @param aName Returned text is placed in this descriptor |
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53 * @param aLabelIndex Label identifier (>=0) |
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54 */ |
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55 virtual void GetLabel( TDes& aName, TInt aLabelIndex ) const = 0; |
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56 |
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57 /** |
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58 * Returns the resource id for a label. |
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59 * @param aLabelIndex Label identifier (>=0) |
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60 * @return The resource id for the specified label |
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61 */ |
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62 virtual TInt ResourceIdForLabel( TInt aLabelIndex, TAknLayoutId aLayout ) const = 0; |
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63 |
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64 /** |
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65 * Registers an observer for receiving |
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66 * update notifications from this interface. |
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67 * @param aObserver The observer object. |
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68 */ |
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69 virtual void SetStateInfoObserver( MVRObserver* aObserver ) = 0; |
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70 |
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71 /** |
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72 * Determines is view has a progress bar |
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73 * @return ETrue if view has a progress bar, otherwise EFalse |
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74 */ |
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75 virtual TBool HasProgressBar() const = 0; |
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76 |
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77 /** |
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78 * Registers an observer to communicate about the changes in InfoPanel. |
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79 * @param aObserver The observer object. |
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80 */ |
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81 virtual void SetStateInfoPanelObserver( MVRStateInfoObserver* aObserver ) = 0; |
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82 |
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83 }; |
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84 |
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85 #endif // __MVRSTATEINFOMODEL_H__ |
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