1 /*

     2 * Copyright (c) 2006,2007 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:  Header file for capabilitymanager

    15 *

    16 */

    17 

    18 

    19 #ifndef CAPABILITYMANAGER_H

    20 #define CAPABILITYMANAGER_H

    21 

    22 #include <e32base.h>

    23 #include <pictbridge.h>

    24 #include <dpsoperation.h>

    25 #include <dpsparam.h>

    26 #include <badesca.h>

    27 

    28 

    29 const TInt KPhoneCapabilityVersion = 0;

    30 const TInt KRetryAsk = 2 * 100 * 1000; // 200 ms

    31 const TInt KDefaultArray = 5;

    32 _LIT(KPhoneCapability, "private\\1020e470\\phonecapability.rsc");

    33 

    34 class CImagePrintUiAppUi;

    35 

    36 /**

    37 * CCapabilityManager is an active object that sends an asynchronous request 

    38 * to retrieve capabilities

    39 */

    40 class CCapabilityManager : public CActive

    41     {

    42         

    43 public:

    44 

    45     /**

    46     * Factory method NewL

    47     * @param aOwner  The observer to be notified on the change. 

    48     * @param aEngine the pointer to the PictBridge engine

    49     * @return instance of capability manager        

    50     */

    51     static CCapabilityManager* NewL(CImagePrintUiAppUi* aAppUi, CDpsEngine* aEngine);

    52 

    53 

    54     /**

    55     * Destructor.

    56     */

    57     virtual ~CCapabilityManager();

    58         

    59        

    60     /**

    61      * Gives current qualities for doDpsRequest 

    62      * 

    63      */   

    64      TUint Quality();

    65 

    66 	

    67 	/**

    68      * Gives current paper size for doDpsRequest

    69      * 

    70      */  

    71      TUint PaperSize();

    72 	

    73 	/**

    74      * Gives current  paper layout for doDpsRequest

    75      * 

    76      */  

    77      TUint Layout();

    78     

    79 	/**

    80      * Gives current print setting to UI

    81      * 

    82      */  

    83 	 TUint CurrentPrintSettings(TInt aDpsArg);

    84 	

    85 	/**

    86      * All qualities asked by UI engine

    87      * @param aReason the answer for request complete to UI capability query 

    88      */  

    89 	void QualitiesAsked(TInt aReason);

    90 

    91 

    92     /**

    93      * Return certain type list of Capabilities

    94      * @param aCapability the Capabilities type requested

    95      */

    96     RArray<TUint>& GetCapabilities(TInt aCapability);

    97     

    98     /**

    99     * Stores value choosed by user

   100     */

   101     void SetValue(TInt aCapability, TUint aValue);

   102     

   103     /**

   104     * Ask capabilities when needed

   105     *

   106     */

   107     void AskCapabilitiesL(TBool aChanged);

   108     

   109     

   110      /**

   111     * Ask layout when user has selected certain papersize

   112     *

   113     */

   114     void AskLayoutForPaperSizeL(TUint aPaperSize);

   115     

   116     

   117     

   118     /**

   119     * Check if capabilities differ when user start print

   120     *

   121     */ 

   122     void CheckIfNewCapabilityDiffer();

   123    

   124 

   125 private: //from CActive

   126     /**

   127     *	Implements CActive

   128     *   If this is not a one-shot CR watcher, the listening is restarted.

   129     *	@param none

   130     *	@return none

   131     */

   132     void RunL();

   133     

   134     /**

   135     *	Implements CActive

   136     *	@param aError the error returned

   137     *	@return error

   138     */

   139     TInt RunError(TInt aError);

   140 

   141     /**

   142     *	Implements CActive

   143     *	@param none

   144     *	@return none

   145     */

   146     void DoCancel();

   147     

   148     

   149     /**

   150      * Stores current qualities 

   151      * 

   152      */   

   153     void StoreQualitiesL(RArray<TUint>& aCurrQualities);

   154     

   155     /**

   156      * Stores current paper size 

   157      * 

   158      */   

   159     void StorePaperSizeL(RArray<TUint>& aSuppPaperSize);

   160     

   161     /**

   162      * Stores current first paper layout 

   163      * 

   164      */    	

   165      void StoreLayouts(RArray<TUint>& aSuppLayouts);

   166     

   167     /**

   168      * Ask quality from printer

   169      */  

   170     void AskQualityL();

   171     

   172     /**

   173      * Ask paper size from printer 

   174      */  

   175     void AskPaperSizeL();

   176     

   177     /**

   178      *  Ask layout from printer

   179      */  

   180     void AskLayoutL();

   181     

   182 

   183 private: //own methods

   184 

   185     enum TCapabilityType

   186     	{

   187 		EQualities,

   188 		EPaperSize,

   189 		ELayouts

   190   		};    

   191 

   192    /**

   193     *   Second phase constructor. Operations which might leave should 

   194     *   be called here

   195     */ 

   196     void ConstructL();

   197 

   198        

   199     /**

   200     * Handles capabilities after RunL

   201     *

   202     */

   203     void HandleCapabilitiesL(TCapabilityType aType);

   204     

   205     /**

   206     * Read phone supported capabilities

   207     *

   208     */

   209     void GetPhoneConfigL();

   210 

   211     /**

   212     * C++ default constructor

   213     * @param aAppUi the pointer to the AppUi instance 

   214     * @param aEngine the pointer to the PictBridge engine

   215     */

   216     CCapabilityManager( CImagePrintUiAppUi* aAppUi, 

   217                         CDpsEngine* aEngine);

   218     

   219     

   220     

   221     /**

   222     * Handles result of asking layout for certain papersize

   223     *

   224     */ 

   225     void HandleLayoutForPaperSize();

   226       

   227      

   228 private: //data

   229     

   230     CImagePrintUiAppUi* iAppUi;

   231     

   232     /**

   233      * Instance to PictBridge Engine to get capabilities

   234      * Not own

   235      */

   236     CDpsEngine* iDpsEngine; 

   237     

   238     TBool iCapabilityAskFailed;

   239     TBool iCapabilityNotChanged;

   240     TBool iIsCapabilityEmpty;

   241     TBool iLayoutForPaperSize;

   242     

   243     TCapabilityType iCapabilityType;

   244     

   245     // types for DoDpsRequest

   246     TDpsGetCapability      iCap;

   247         

   248     

   249     //Arrays for storing and maintaining capabilities data after 

   250     //comparing printer and phone supported capabilities

   251     RArray<TUint> iCurrentQualities; 

   252     RArray<TUint> iCurrentPaperSizes;

   253     RArray<TUint> iCurrentLayouts;

   254     

   255         

   256     TUint iCurrentQuality;

   257     TUint iCurrentPaperSize;

   258     TUint iCurrentLayout;

   259     

   260     TUint iUserSelectedQuality;

   261     TUint iUserSelectedPaperSize;

   262     TUint iUserSelectedLayout;

   263     

   264     //phone supported capabilities

   265     RArray<TUint>  iPhoneSuppLayout;   

   266     RArray<TUint>  iPhoneSuppPaperSize;   

   267     RArray<TUint>  iPhoneSuppQuality;  

   268     

   269     RArray<TUint> iReturnArray;  

   270      

   271     };

   272 

   273 

   274 #endif      // CAPABILITYMANAGER_H

   275 

   276 // End of File