|
1 /* |
|
2 * Copyright (c) 2006 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: header file for CIptvSettingsDatabase class* |
|
15 */ |
|
16 |
|
17 |
|
18 |
|
19 |
|
20 #ifndef __CIPTVSETTINGSDATABASE_H__ |
|
21 #define __CIPTVSETTINGSDATABASE_H__ |
|
22 |
|
23 // INCLUDES |
|
24 #include <e32base.h> |
|
25 #include <d32dbms.h> |
|
26 #include <f32file.h> |
|
27 |
|
28 // CONSTANTS |
|
29 // Settings table |
|
30 _LIT( KIptvSettingsTable, "Settings" ); |
|
31 _LIT( KIptvSettingsDbKeyCol, "Key" ); |
|
32 _LIT( KIptvParentalControlCol, "ParentalControl" ); |
|
33 _LIT( KIptvRecordingTimeCol, "RecordingTime" ); |
|
34 _LIT( KIptvReminderTimeCol, "ReminderTime" ); |
|
35 _LIT( KIptvLastUsedServiceCol, "LastService" ); |
|
36 _LIT( KIptvLastUsedChannelCol, "LastChannel" ); |
|
37 _LIT( KIptvIsLastUsedCol, "IsLast" ); |
|
38 _LIT( KIptvQuerySettingsSql, "SELECT ParentalControl, RecordingTime, ReminderTime, LastService, LastChannel, IsLast FROM Settings" ); |
|
39 |
|
40 // Default setting values |
|
41 const TInt KIptvDefaultParentalControl = 0; |
|
42 const TInt KIptvDefaultRecordingTimeReserve = 0; |
|
43 const TInt KIptvDefaultReminderTime = 0; |
|
44 const TUint32 KIptvDefaultLastUsedServiceId = 0; |
|
45 const TInt64 KIptvDefaultLastUsedChannelId = 0; |
|
46 const TInt KIptvDefaultIsLastUsed = 0; |
|
47 |
|
48 // FORWARD DECLARATIONS |
|
49 // CLASS DECLARATIONS |
|
50 /** |
|
51 * Live TV specific settings class. |
|
52 */ |
|
53 class TIptvLiveUISettings |
|
54 { |
|
55 public: |
|
56 |
|
57 TInt iParentalControl; // 0 = Off, or "%N Years" |
|
58 TInt iRecordingTimeReserve; // 0 = Off, or "%N min" |
|
59 TInt iReminderTime; // 0 = Off, or "%N min" |
|
60 TUint32 iLastUsedServiceId; // 0 = Not used |
|
61 TInt64 iLastUsedChannelId; // 0 = Not used |
|
62 TInt iIsLastUsed; // 0 = No (default), 1 = Yes |
|
63 }; |
|
64 |
|
65 /** |
|
66 * Class: CIptvSettingsDatabase |
|
67 * |
|
68 * Description: An instance of class CIptvSettingsDatabase provides settings |
|
69 * database access: creating & manipulating settings database |
|
70 * files and database entries. |
|
71 * |
|
72 */ |
|
73 class CIptvSettingsDatabase : public CBase |
|
74 { |
|
75 public: // Constructors and destructor |
|
76 |
|
77 /** |
|
78 * Two-phased constructor. |
|
79 * @param aDbFile Database file name. |
|
80 */ |
|
81 IMPORT_C static CIptvSettingsDatabase* NewL( const TFileName& aDbFile ); |
|
82 |
|
83 /** |
|
84 * Destructor. |
|
85 */ |
|
86 IMPORT_C virtual ~CIptvSettingsDatabase(); |
|
87 |
|
88 |
|
89 public: // Public API for database operations |
|
90 |
|
91 /** |
|
92 * Save settings to the database. |
|
93 * @param aSettings Settings object. |
|
94 */ |
|
95 IMPORT_C void SaveSettingsL( const TIptvLiveUISettings& aSettings ); |
|
96 |
|
97 /** |
|
98 * Read settings from database. |
|
99 * @param aSettings On return, contains current settings. |
|
100 */ |
|
101 IMPORT_C void ReadSettingsL( TIptvLiveUISettings& aSettings ); |
|
102 |
|
103 /** |
|
104 * Save last used service and channel ids to database. |
|
105 * @param aSettings Settings object. |
|
106 */ |
|
107 IMPORT_C void SaveLastUsageL( const TIptvLiveUISettings& aSettings ); |
|
108 |
|
109 /** |
|
110 * Read last used service and channel ids from database. |
|
111 * @param aServiceId current service id |
|
112 * @param aSettings On return, contains current settings. |
|
113 */ |
|
114 IMPORT_C void ReadLastUsageByServiceL( const TUint32 aServiceId, |
|
115 TIptvLiveUISettings& aSettings ); |
|
116 |
|
117 /** |
|
118 * Reads the actual last watched channel and service from the database. |
|
119 * @param aSettings On return, contains current settings (=last usage) |
|
120 */ |
|
121 IMPORT_C void ReadLastUsageL( TIptvLiveUISettings& aSettings ); |
|
122 |
|
123 private: // Constructors |
|
124 |
|
125 /** |
|
126 * Constructor |
|
127 * @param aDbFile Filename of the database to be used |
|
128 */ |
|
129 CIptvSettingsDatabase( const TFileName& aDbFile ); |
|
130 |
|
131 /** |
|
132 * Symbian second phase constructor. All code that might leave |
|
133 * during construction is placed in here. |
|
134 * @param None |
|
135 * @return None |
|
136 */ |
|
137 void ConstructL(); |
|
138 |
|
139 private: // Methods |
|
140 |
|
141 /** |
|
142 * Create table for Settings and last used service and channel. |
|
143 * @param aDatabase Database. |
|
144 */ |
|
145 void CreateTableL( RDbNamedDatabase& aDatabase ) const; |
|
146 |
|
147 /** |
|
148 * |
|
149 * Create new database if DB file is not found. |
|
150 */ |
|
151 void CreateDbL(); |
|
152 |
|
153 /** |
|
154 * Creates session to iptv database |
|
155 */ |
|
156 void CreateDbSessionL(); |
|
157 |
|
158 /** |
|
159 * Put in default settings. |
|
160 * @param aDatabase Database. |
|
161 */ |
|
162 void SetDefaultValuesL( RDbNamedDatabase& aDatabase ) const; |
|
163 |
|
164 /** |
|
165 * Initialise database |
|
166 */ |
|
167 void InitDbL(); |
|
168 |
|
169 |
|
170 private: // Data |
|
171 |
|
172 /** File server session is connected in construction and closed in |
|
173 destruction */ |
|
174 RFs iFsSession; |
|
175 |
|
176 /** File name of the database which to handle */ |
|
177 TFileName iDbFile; |
|
178 |
|
179 /** DB session */ |
|
180 RDbs iDbSession; |
|
181 |
|
182 /** database */ |
|
183 RDbNamedDatabase iDb; |
|
184 |
|
185 }; |
|
186 |
|
187 #endif // __CIPTVSETTINGSDATABASE_H__ |
|
188 |
|
189 // End of File |