epoc32/include/mw/msvfind.h
branchSymbian2
changeset 3 e1b950c65cb4
parent 2 2fe1408b6811
child 4 837f303aceeb
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/mw/msvfind.h	Wed Mar 31 12:27:01 2010 +0100
     1.3 @@ -0,0 +1,192 @@
     1.4 +// Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +//
    1.18 +
    1.19 +#if !defined(__MSVFIND_H__)
    1.20 +#define __MSVFIND_H__
    1.21 +
    1.22 +#if !defined(__MSVAPI_H__)
    1.23 +#include <msvapi.h>
    1.24 +#endif
    1.25 +
    1.26 +#if !defined __MTCLBASE_H__
    1.27 +#include <mtclbase.h>
    1.28 +#endif
    1.29 +
    1.30 +#if !defined(__MTMDEF_H__)
    1.31 +#include <mtmdef.h>
    1.32 +#endif
    1.33 +
    1.34 +//**********************************
    1.35 +// TMsvFindResult
    1.36 +//**********************************
    1.37 +//
    1.38 +// Contains the result of a find operation for a particular entry
    1.39 +//
    1.40 +
    1.41 +class TMsvFindResult
    1.42 +/** A single result from a text search operation. The class encapsulates information 
    1.43 +which:
    1.44 +
    1.45 +1. identifies the message in which the search text is found
    1.46 +
    1.47 +2. identifies the parts of the message that contain the search text. 
    1.48 +@publishedAll
    1.49 +@released
    1.50 +*/
    1.51 +	{
    1.52 +public:
    1.53 +	IMPORT_C TMsvFindResult();
    1.54 +	IMPORT_C TMsvFindResult(TMsvPartList aPartList, TMsvId aId);
    1.55 +	//
    1.56 +public:
    1.57 +	/** The parts of the message that contain the search text. */
    1.58 +	TMsvPartList iPartList;
    1.59 +	/** The entry Id of the message that contains the search text. */
    1.60 +	TMsvId iId;
    1.61 +	};
    1.62 +
    1.63 +//**********************************
    1.64 +// CMsvFindResultSelection
    1.65 +//**********************************
    1.66 +//
    1.67 +// A list of find operation results with an accessor to find  
    1.68 +// the position for a particular entry
    1.69 +//
    1.70 +
    1.71 +class CMsvFindResultSelection : public CArrayFixFlat<TMsvFindResult>
    1.72 +/** Collection of results from a text search operation. The collection is organized 
    1.73 +as an array. 
    1.74 +@publishedAll
    1.75 +@released
    1.76 +*/
    1.77 +	{
    1.78 +public:
    1.79 +	IMPORT_C CMsvFindResultSelection();
    1.80 +	//
    1.81 +public:
    1.82 +	IMPORT_C CMsvFindResultSelection* CopyL()  const;
    1.83 +	IMPORT_C CMsvFindResultSelection* CopyLC() const;
    1.84 +	IMPORT_C TInt Find(TMsvId aId) const;
    1.85 +	};
    1.86 +
    1.87 +//**********************************
    1.88 +// TMsvFindOperationProgress
    1.89 +//**********************************
    1.90 +//
    1.91 +// Find operation progress
    1.92 +//
    1.93 +
    1.94 +class TMsvFindOperationProgress
    1.95 +/** Encapsulates progress information for a text search operation. The class has 
    1.96 +public data members. 
    1.97 +@publishedAll
    1.98 +@released
    1.99 +*/
   1.100 +	{
   1.101 +public:
   1.102 +	IMPORT_C TMsvFindOperationProgress();
   1.103 +	//
   1.104 +public:
   1.105 +	/** KErrNone if the search operation completed successfully otherwise one of the 
   1.106 +	system-wide error codes.
   1.107 +	
   1.108 +	This has no meaning while the search operation is in progress. */
   1.109 +	TInt iError;
   1.110 +	/** The number of messages already searched. */
   1.111 +	TInt iCompleted;
   1.112 +	/** The number of messages remaining to be searched.
   1.113 +	
   1.114 +	If the search operation is for text within a specified root, folder or service, 
   1.115 +	then this value is zero until the total number of messages has been determined. */
   1.116 +	TInt iRemaining;
   1.117 +	/** The entry Id identifying the message currently being searched */
   1.118 +	TMsvId iCurrentId;
   1.119 +	};
   1.120 +
   1.121 +class CClientMtmRegistry;
   1.122 +class CMsvChildMessages;
   1.123 +
   1.124 +//**********************************
   1.125 +// CMsvFindOperation
   1.126 +//**********************************
   1.127 +//
   1.128 +// The find operation. Created by calling the relevant static function
   1.129 +// The results for all of these are added to the CMsvFindResultSelection which
   1.130 +// can be accessed via the accessor function GetFindResult
   1.131 +//
   1.132 +
   1.133 +class CMsvFindOperation : public CMsvOperation
   1.134 +/** Encapsulates a text search operation.
   1.135 +
   1.136 +The class offers an interface for locating messages which contain specified 
   1.137 +text. Messages may contain data created for, or received from, any of the 
   1.138 +transport protocols that are supported by the Messaging Architecture (e.g. 
   1.139 +Email, FAX and SMS).
   1.140 +
   1.141 +Clients create a new instance for each search operation to be performed. They 
   1.142 +are also responsible for destroying the instance once a search operation is 
   1.143 +complete.
   1.144 +
   1.145 +Clients can derive from this class, typically to implement their own version 
   1.146 +of the function IsValid(). 
   1.147 +@publishedAll
   1.148 +@released
   1.149 +*/
   1.150 +	{
   1.151 +public:
   1.152 +	IMPORT_C static CMsvFindOperation* FindInChildrenL(CMsvSession& aSession, const TDesC& aTextToFind, TMsvId aParentId, TMsvPartList aPartList, TRequestStatus& aObserverRequestStatus);
   1.153 +	IMPORT_C static CMsvFindOperation* FindInSelectionL(CMsvSession& aSession, const TDesC& aTextToFind, const CMsvEntrySelection& aSelection, TMsvPartList aPartList, TRequestStatus& aObserverRequestStatus);
   1.154 +	IMPORT_C ~CMsvFindOperation();
   1.155 +	//
   1.156 +	IMPORT_C const TDesC8& ProgressL();
   1.157 +	IMPORT_C const TDesC8& FinalProgress();
   1.158 +	//
   1.159 +	inline const CMsvFindResultSelection& GetFindResult() const;
   1.160 +	//
   1.161 +protected:
   1.162 +	IMPORT_C CMsvFindOperation(CMsvSession& aSession, const TDesC& aTextToFind, TMsvPartList aPartList, TRequestStatus& aObserverRequestStatus);
   1.163 +	IMPORT_C void ConstructFindInChildrenL(TMsvId aId);
   1.164 +	IMPORT_C void ConstructFindInSelectionL(const CMsvEntrySelection& aSelection);
   1.165 +	//
   1.166 +private:
   1.167 +	void ConstructL();
   1.168 +	//
   1.169 +	IMPORT_C void DoCancel();
   1.170 +	IMPORT_C void RunL();
   1.171 +	//
   1.172 +	void DoRunL();
   1.173 +	void FindL();
   1.174 +	void Complete(TInt aStatus);
   1.175 +	void StartL();
   1.176 +	//
   1.177 +	virtual TBool IsValid(const TMsvEntry& aEntry) const;
   1.178 +	//
   1.179 +private:
   1.180 +	enum { EMsvFindingText, EMsvExpandingFolders } iState;
   1.181 +	TBuf<KMsvMaxFindTextLength> iTextToFind;
   1.182 +	TMsvPartList iPartList;
   1.183 +	CMsvFindResultSelection* iFindResultSel;
   1.184 +	TPckgBuf<TMsvFindOperationProgress> iProgress;
   1.185 +	CMsvEntrySelection* iSelection;
   1.186 +	CClientMtmRegistry* iClientRegistry;
   1.187 +	CArrayPtrFlat<CBaseMtm>* iMtmArray;
   1.188 +	CMsvChildMessages* iChildMessages;
   1.189 +	TMsvId iCurrentId;
   1.190 +	TMsvEntry iEntry;
   1.191 +	};
   1.192 +
   1.193 +#include <msvfind.inl>
   1.194 +
   1.195 +#endif