|
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: LandmarksUi Content File - Category list provider |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 |
|
20 |
|
21 |
|
22 |
|
23 |
|
24 |
|
25 #ifndef CLMKCATEGORYLISTPROVIDER_H |
|
26 #define CLMKCATEGORYLISTPROVIDER_H |
|
27 |
|
28 // INCLUDES |
|
29 #include "CLmkLmItemListProvider.h" |
|
30 #include "LmkListProviderFactory.h" |
|
31 |
|
32 // FORWARD DECLARATIONS |
|
33 class CPosLmCategoryManager; |
|
34 class CPosLandmarkCategory; |
|
35 |
|
36 /********************************/ |
|
37 class CPosLandmarkSearch; |
|
38 class CPosLmOperation; |
|
39 class CPosLmCategoryCriteria; |
|
40 /********************************/ |
|
41 |
|
42 // CLASS DECLARATION |
|
43 |
|
44 |
|
45 |
|
46 /** |
|
47 * CLmkCategoryListProvider class |
|
48 */ |
|
49 class CLmkCategoryListProvider : public CLmkLmItemListProvider |
|
50 { |
|
51 public: // Constructors and destructor |
|
52 /** |
|
53 * Creates a provider for all items in the database. |
|
54 * @param aDb landmark database reference |
|
55 * @param aShowType determines whether non-referenced |
|
56 * categories are considered or not |
|
57 * @return newly instantiated object |
|
58 */ |
|
59 static CLmkCategoryListProvider* NewL( CPosLandmarkDatabase& aDb, |
|
60 TLmkProviderType aShowType ); |
|
61 |
|
62 /** |
|
63 * Destructor. |
|
64 */ |
|
65 ~CLmkCategoryListProvider(); |
|
66 |
|
67 public: // From CLmkListProviderBase |
|
68 CLmkUiItemBase* ItemAtL( TInt aIndex ); |
|
69 |
|
70 public: // From MLmkDbObserver |
|
71 void HandleDatabaseEvent( TPosLmEvent& aEvent ); |
|
72 |
|
73 protected: // From CLmkLmItemListProvider |
|
74 void PrepareListL(); |
|
75 TBool PrepareListL(const TDesC& aSearchPattern, |
|
76 TBool aSearchOnlyInPreviousMatches); |
|
77 void RemoveLandmarksL(const RArray<TPosLmItemId>& aSelectedItems ) ; |
|
78 |
|
79 private: // Constructors and destructor |
|
80 /** |
|
81 * C++ constructor. |
|
82 * @param aDb |
|
83 * @param aShowType |
|
84 * @return newly instantiated object |
|
85 */ |
|
86 CLmkCategoryListProvider( CPosLandmarkDatabase& aDb, |
|
87 TLmkProviderType aShowType ); |
|
88 |
|
89 /** |
|
90 * By default Symbian 2nd phase constructor is private. |
|
91 */ |
|
92 void ConstructL(); |
|
93 |
|
94 private: //new functions |
|
95 /** |
|
96 * Make category usage list |
|
97 */ |
|
98 void PrepareCategoryUsageListL(); |
|
99 |
|
100 /** |
|
101 * Check is category used or not |
|
102 * @param aCategory, list item category |
|
103 * @return TBool |
|
104 */ |
|
105 TBool IsUsedL( CPosLandmarkCategory& aCategory ); |
|
106 |
|
107 |
|
108 /******************************************************/ |
|
109 protected: // From MLmkAOOperationObserver |
|
110 void HandleOperationL( TOperationTypes aType, |
|
111 TReal32 aProgress, |
|
112 TInt aStatus ); |
|
113 |
|
114 |
|
115 /** |
|
116 * Read items to array |
|
117 */ |
|
118 void ReadItemsToArrayL(); |
|
119 /******************************************************/ |
|
120 |
|
121 |
|
122 |
|
123 private: // Data |
|
124 ///Own: |
|
125 CPosLmCategoryManager* iCategoryMgr; |
|
126 |
|
127 TLmkProviderType iShowType; |
|
128 |
|
129 // category usage id list |
|
130 RArray<TPosLmItemId> iUsageArray; |
|
131 |
|
132 // index |
|
133 TInt iUsageIndex; |
|
134 |
|
135 // are any uncategorised items in database |
|
136 TBool iAreUncategorisedItems; |
|
137 |
|
138 /************************************************/ |
|
139 ///Own: |
|
140 CPosLandmarkSearch* iSearch; |
|
141 |
|
142 ///Own: |
|
143 CLmkAOOperation* iSearchAO; |
|
144 |
|
145 CPosLmCategoryCriteria* iCriteria; |
|
146 |
|
147 /************************************************/ |
|
148 |
|
149 |
|
150 }; |
|
151 |
|
152 #endif // CLMKCATEGORYLISTPROVIDER_H |
|
153 |
|
154 // End of File |