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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // CMSVCACHEVISIBLEFOLDER.H |
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15 // |
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16 // |
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17 |
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18 #ifndef __CMSVCACHEVISIBLEFOLDER_H__ |
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19 #define __CMSVCACHEVISIBLEFOLDER_H__ |
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20 |
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21 #include <e32base.h> |
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22 #include <e32std.h> |
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23 #include <msvstd.h> |
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24 #include <flogger.h> |
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25 |
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26 /** |
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27 Forward declarations. |
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28 */ |
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29 class CMsvCacheIndexTableEntry; |
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30 class CMsvDBAdapter; |
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31 class CMsvCacheEntry; |
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32 |
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33 |
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34 |
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35 /** |
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36 Provides the implementation of the Cache Visible Folder list. |
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37 |
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38 This Class represents the list of visible folders, which holds the information |
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39 about the blocks and childrens which it corresponds to. |
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40 |
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41 @internalComponent |
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42 @prototype |
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43 */ |
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44 NONSHARABLE_CLASS (CMsvCacheVisibleFolder) : public CBase |
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45 { |
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46 public: |
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47 static CMsvCacheVisibleFolder* NewL(TMsvId aId); |
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48 static CMsvCacheVisibleFolder* NewL(TMsvId aId, RPointerArray<CMsvCacheEntry>& aEntries); |
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49 ~CMsvCacheVisibleFolder(); |
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50 |
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51 void AddEntryL(CMsvCacheEntry*& aEntry, TBool aReplace = EFalse); |
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52 void AddEntryListL(RPointerArray<CMsvCacheEntry>& aEntries, TBool aIsCompleteChildOfFolder = EFalse); |
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53 TBool GetEntry(TMsvId aId, CMsvCacheEntry*& aEntry); |
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54 TBool GetChildrenL(TMsvId aId, CMsvDBAdapter* aDbAdapter, RPointerArray<CMsvCacheEntry>& aEntries); |
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55 TBool GetChildrenIdL(CMsvEntrySelection& aSelection); |
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56 void DeleteEntryL(TMsvId aId, TBool aForceDelete = EFalse); |
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57 void DeleteEntryListL(CMsvEntrySelection& aEntrySelection); |
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58 TBool EntryExists(TMsvId aId) const; |
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59 TBool IsAllBlocksDirty() const; |
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60 TBool ReleaseAllBlocks(TInt& aCount); |
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61 TInt ReleaseBlocks(TInt aNumberOfEntriesToRelease, TBool& aIsFolderEmpty); |
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62 void UpdateChildMsvIdsL(TMsvId aParentId, TMsvId aChildId, TBool aAppend = ETrue); |
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63 void UpdateChildMsvIdsL(RPointerArray<CMsvCacheEntry>& aEntries); |
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64 void SplitBlockL(); |
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65 RPointerArray<CMsvCacheIndexTableEntry>* GetIndexTableEntry(); |
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66 inline TBool IsComplete() const; |
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67 inline void SetComplete(TBool aStatus); |
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68 inline TMsvId GetFolderId() const; |
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69 inline void SetGetChildrenFromVisibleFolder(TBool aFlag); |
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70 inline TBool GetChildrenFromVisibleFolder(); |
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71 |
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72 #if (defined SYMBIAN_MSGS_ENHANCED_REMOVABLE_MEDIA_SUPPORT) |
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73 inline TUint GetDrive() const; |
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74 inline void SetDrive(TUint aDriveId); |
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75 #endif |
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76 |
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77 #if (defined SYMBIAN_MESSAGESTORE_UNIT_TESTCODE) |
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78 #ifdef _DEBUG |
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79 void Print(RFileLogger& aLogger); |
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80 #endif |
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81 #endif |
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82 |
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83 private: |
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84 CMsvCacheVisibleFolder(TMsvId aId); |
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85 void ConstructL(RPointerArray<CMsvCacheEntry>& aEntries); |
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86 void SplitAndAppendL(RPointerArray<CMsvCacheEntry>& aEntryList, TInt aInitIndex=0); |
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87 public: |
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88 TDblQueLink iDlink; |
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89 static const TInt iOffset; |
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90 |
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91 private: |
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92 TMsvId iVisibleFolderId; |
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93 TInt8 iFlags; |
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94 TTime iAccessTime; |
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95 RPointerArray<CMsvCacheIndexTableEntry> iIndexTable; |
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96 |
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97 #if (defined SYMBIAN_MSGS_ENHANCED_REMOVABLE_MEDIA_SUPPORT) |
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98 TUint iDriveId; |
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99 #endif |
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100 |
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101 enum |
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102 { |
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103 EMsvCacheVisibleFolderClearFlag = 0X00, |
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104 EMsvCacheVisibleFolderComplete = 0X02, |
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105 EMsvCacheVisibleFolderClearComplete = 0XF9, |
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106 EMsvGetChildrenFromVisibleFolder = 0X04, |
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107 }; |
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108 |
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109 private: |
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110 #if (defined SYMBIAN_MESSAGESTORE_UNIT_TESTCODE) |
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111 friend class CTestVisibleFolder; //only for testing |
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112 #endif |
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113 }; |
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114 |
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115 |
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116 #include "msvcachevisiblefolder.Inl" |
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117 |
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118 #endif // __CMSVCACHEVISIBLEFOLDER_H__ |
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119 |
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120 |