idlefw/tsrc/devicestatusplugin/mt_devstaplg/contentobserver.h
branchRCL_3
changeset 111 053c6c7c14f3
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110:2c7f27287390 111:053c6c7c14f3
       
     1 /*
       
     2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #ifndef C_CONTENTOBSERVER_H
       
    20 #define C_CONTENTOBSERVER_H
       
    21 
       
    22 #include <e32base.h>
       
    23 #include <aicontentobserver.h>
       
    24 
       
    25 #include "ccontentcache.h"
       
    26 
       
    27 class CContentObserver : public CBase, public MAiContentObserver
       
    28     {
       
    29 public:
       
    30 
       
    31         static CContentObserver& InstanceL();
       
    32         static void Release();
       
    33         static void Reset();
       
    34         CContentCache* GetContent( TInt aContentId, TBool aClean = EFalse );
       
    35         CContentCache* GetLastContent( TInt aContentId, TBool aClean = EFalse );
       
    36         
       
    37 		    /**
       
    38 		     *
       
    39 		     */
       
    40 		    TInt SetProperty( CHsContentPublisher& aPlugin,
       
    41 		        const TDesC8& aElementId,
       
    42 		        const TDesC8& aPropertyName,
       
    43 		        const TDesC8& aPropertyValue );
       
    44 		    
       
    45 		    /**
       
    46 		     *
       
    47 		     */
       
    48 		    TInt SetProperty( CHsContentPublisher& aPlugin,
       
    49 		        const TDesC8& aElementId,
       
    50 		        const TDesC8& aPropertyName,
       
    51 		        const TDesC8& aPropertyValue,  
       
    52 		        MAiContentObserver::TValueType aValueType);           
       
    53 
       
    54 private:
       
    55 
       
    56         ~CContentObserver();
       
    57         TInt StartTransaction(TInt aTxId);
       
    58         TInt Commit(TInt aTxId);
       
    59         TInt CancelTransaction(TInt aTxId);
       
    60         TBool CanPublish(CHsContentPublisher& aPlugin, TInt aContent, TInt aIndex );
       
    61         TInt Publish(CHsContentPublisher& aPlugin, TInt aContent, TInt aResource, TInt aIndex );
       
    62         TInt Publish(CHsContentPublisher& aPlugin, TInt aContent, const TDesC16& aText, TInt aIndex );
       
    63         TInt Publish(CHsContentPublisher& aPlugin, TInt aContent, const TDesC8& aBuf, TInt aIndex );
       
    64         TInt Publish(CHsContentPublisher& aPlugin, TInt aContent, RFile& aFile, TInt aIndex );
       
    65         TInt Clean(CHsContentPublisher& aPlugin, TInt aContent, TInt aIndex);
       
    66         TAny* Extension(TUid aUid);
       
    67         TBool RequiresSubscription( const THsPublisherInfo& aPublisherInfo ) const;
       
    68 
       
    69 private:
       
    70 
       
    71         RPointerArray<CContentCache> iCache;
       
    72     };
       
    73 
       
    74 
       
    75 #endif      //  C_CONTENTOBSERVER_H
       
    76 
       
    77 // End of file