epoc32/include/mw/cdownloadmgruibase.h
branchSymbian2
changeset 2 2fe1408b6811
parent 1 666f914201fb
equal deleted inserted replaced
1:666f914201fb 2:2fe1408b6811
     1 cdownloadmgruibase.h
     1 /*
       
     2 * Copyright (c) 2002-2004 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 the License "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:  Supports common base functionality for DMgr user interfaces
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 #ifndef CDOWNLOADMGRUIBASE_H
       
    21 #define CDOWNLOADMGRUIBASE_H
       
    22 
       
    23 //  INCLUDES
       
    24 #include <E32BASE.H>
       
    25 #include <ConeResLoader.h>
       
    26 
       
    27 // FORWARD DECLARATIONS
       
    28 class CCoeEnv;
       
    29 class CDownloadMgrUiLibRegistry;
       
    30 class CUiBaseExtension;
       
    31 class MAknServerAppExitObserver;
       
    32 
       
    33 // CLASS DECLARATION
       
    34 
       
    35 /**
       
    36 *  Abstaract base class for UI Lib classes with UI controls.
       
    37 *  It owns a set of downloads that belong to the derived concrete class.
       
    38 *  Derived classes must implement MHttpDownloadMgrObserver.
       
    39 *  When constructing one Download Manager must be added.
       
    40 *
       
    41 *  @lib Download Manager UI Lib
       
    42 *  @since Series 60 2.8
       
    43 */
       
    44 NONSHARABLE_CLASS( CDownloadMgrUiBase ) : public CBase
       
    45     {
       
    46     public: // New functions
       
    47         
       
    48         TPtrC ResourceFileName() const;
       
    49 
       
    50         /**
       
    51         * Set an oberver for embedded application exit events. 
       
    52         * @param aObserver Exit observer. Can be NULL.
       
    53         * @return None.
       
    54         */
       
    55         IMPORT_C void SetServerAppExitObserver( MAknServerAppExitObserver* aObserver );
       
    56 
       
    57         /**
       
    58         * Gets the value for a TInt attribute.
       
    59         * Leaves with KErrNotSupported, if the attribute is not supported.
       
    60         * @param aAttribute Identifies the attribute to be retrived.
       
    61         * @param aValue On completion, contains the requested TInt attribute.
       
    62         * @return None.
       
    63         */
       
    64         IMPORT_C virtual void GetIntAttributeL( const TUint aAttribute, TInt32& aValue ) = 0;
       
    65 
       
    66         /**
       
    67         * Gets the value for a TBool attribute.
       
    68         * Leaves with KErrNotSupported, if the attribute is not supported.
       
    69         * @param aAttribute Identifies the attribute to be retrived.
       
    70         * @param aValue On completion, contains the requested TBool attribute.
       
    71         * @return None.
       
    72         */
       
    73         IMPORT_C virtual void GetBoolAttributeL( const TUint aAttribute, TBool& aValue ) = 0;
       
    74 
       
    75         /**
       
    76         * Gets the value for a TDes16 attribute.
       
    77         * Leaves with KErrNotSupported, if the attribute is not supported.
       
    78         * @param aAttribute Identifies the attribute to be retrived.
       
    79         * @param aValue On completion, contains the requested TDes16 attribute.
       
    80         * @return None.
       
    81         */
       
    82         IMPORT_C virtual void GetStringAttributeL( const TUint aAttribute, TDes16& aValue  ) = 0;
       
    83 
       
    84         /**
       
    85         * Gets the value for a TDes8 attribute.
       
    86         * Leaves with KErrNotSupported, if the attribute is not supported.
       
    87         * @param aAttribute Identifies the attribute to be retrived.
       
    88         * @param aValue On completion, contains the requested TDes8 attribute.
       
    89         * @return None.
       
    90         */
       
    91         IMPORT_C virtual void GetStringAttributeL( const TUint aAttribute, TDes8& aValue  ) = 0;
       
    92 
       
    93         /**
       
    94         * Sets the value for a TInt attribute.
       
    95         * Leaves with KErrNotSupported, if the attribute is not supported.
       
    96         * @param aAttribute Identifies the attribute to be set.
       
    97         * @param aValue The value to be set.
       
    98         * @return None.
       
    99         */
       
   100         IMPORT_C virtual void SetIntAttributeL( const TUint aAttribute, TInt32 aValue ) = 0;
       
   101 
       
   102         /**
       
   103         * Sets the value for a TBool attribute.
       
   104         * Leaves with KErrNotSupported, if the attribute is not supported.
       
   105         * @param aAttribute Identifies the attribute to be set.
       
   106         * @param aValue The value to be set.
       
   107         * @return None.
       
   108         */
       
   109         IMPORT_C virtual void SetBoolAttributeL( const TUint aAttribute, TBool aValue ) = 0;
       
   110 
       
   111         /**
       
   112         * Sets the value for a TDesC attribute.
       
   113         * Leaves with KErrNotSupported, if the attribute is not supported.
       
   114         * @param aAttribute Identifies the attribute to be set.
       
   115         * @param aValue The value to be set.
       
   116         * @return None.
       
   117         */
       
   118         IMPORT_C virtual void SetStringAttributeL( const TUint aAttribute, const TDesC16& aValue ) = 0;
       
   119 
       
   120         /**
       
   121         * Sets the value for a TDesC8 attribute.
       
   122         * Leaves with KErrNotSupported, if the attribute is not supported.
       
   123         * @param aAttribute Identifies the attribute to be set.
       
   124         * @param aValue The value to be set.
       
   125         * @return None.
       
   126         */
       
   127         IMPORT_C virtual void SetStringAttributeL( const TUint aAttribute, const TDesC8& aValue ) = 0;
       
   128 
       
   129     protected: // Constructors
       
   130 
       
   131         /**
       
   132         * C++ default constructor.
       
   133         */
       
   134         CDownloadMgrUiBase( CDownloadMgrUiLibRegistry& aRegistryModel );
       
   135 
       
   136         /**
       
   137         * By default Symbian 2nd phase constructor is private.
       
   138         */
       
   139         void BaseConstructL();
       
   140 
       
   141         /**
       
   142         * Destructor.
       
   143         */
       
   144         virtual ~CDownloadMgrUiBase();
       
   145 
       
   146     protected:  // Data
       
   147 
       
   148         CCoeEnv& iCoeEnv; ///< Reference to CONE environment.
       
   149 
       
   150     protected:  // Data
       
   151 
       
   152         CDownloadMgrUiLibRegistry&  iRegistryModel; ///< Reference to the Registry.
       
   153         MAknServerAppExitObserver*  iServerAppExitObserver; ///< Reference to the observer.
       
   154 
       
   155     private:  // Data
       
   156 
       
   157         TFileName                   iResourceFileName; ///< Temp storage for the file name.
       
   158         RConeResourceLoader         iResourceLoader; ///< Resource loader.
       
   159         TBool                       iResourceOpened; ///< Indicate if the resource is opened.
       
   160 
       
   161         CUiBaseExtension*           iExtension; ///< Reserved pointer for future extension
       
   162 
       
   163     };
       
   164 
       
   165 #endif /* CDOWNLOADMGRUIBASE_H */