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19 #ifndef TSFSWENGINE_H |
19 #ifndef TSFSWENGINE_H |
20 #define TSFSWENGINE_H |
20 #define TSFSWENGINE_H |
21 |
21 |
22 #define __E32SVR_H__ |
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23 |
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24 #include <e32event.h> |
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25 |
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26 #include <e32base.h> |
22 #include <e32base.h> |
27 #include <e32cmn.h> |
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28 #include <s32strm.h> |
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29 #include <fbs.h> |
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30 #include <eikenv.h> |
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31 #include <w32std.h> |
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32 #include <e32hashtab.h> |
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33 #include <apgcli.h> |
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34 #include <e32property.h> |
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35 #include "tsfswentry.h" |
23 #include "tsfswentry.h" |
36 #include "tsfswobservers.h" |
24 #include "tsdataobserver.h" |
37 #include "hsdataprovider.h" |
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38 #include "hsdataobserver.h" |
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39 |
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40 class MTsFswEngineObserver; |
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41 class CTsFastSwapPreviewProvider; |
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42 class CApaWindowGroupName; |
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43 class CBitmapRotator; |
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44 class CTsRotationTask; |
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45 class CTSCpsNotifier; |
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46 |
25 |
47 class CTsFswDataList; |
26 class CTsFswDataList; |
48 |
27 |
49 // descriptor big enough to store hex repr of 32-bit integer plus 0x prefix |
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50 typedef TBuf<10> TAppUidHexString; |
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51 |
28 |
52 /** |
29 /** |
53 * Engine for fast swap server. |
30 * Engine for fast swap server. |
54 * Performs task monitoring, notifications about wg changes are |
31 * Performs task monitoring, notifications about wg changes are |
55 * received from the appui. |
32 * received from the appui. |
56 */ |
33 */ |
57 NONSHARABLE_CLASS( CTsFswEngine ) : public CBase, |
34 NONSHARABLE_CLASS( CTsFswEngine ) : public CBase, |
58 public MTsFswTaskListObserver |
35 public MHsDataObserver |
59 |
36 |
60 { |
37 { |
61 enum TTsFswFgAppType |
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62 { |
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63 /** |
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64 * Means that even when the foreground app has another app embedded |
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65 * into it the uid of the container application will be returned. |
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66 */ |
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67 EUseStandaloneUid, |
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68 /** |
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69 * Means that if the foreground app has another app embedded |
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70 * into it then the returned uid will be the uid of the embedded |
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71 * app. |
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72 */ |
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73 EUseEmbeddedUid |
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74 }; |
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75 |
38 |
76 public: |
39 public: |
77 /** |
40 /** |
78 * Creates a new instance. |
41 * Creates a new instance. |
79 * @param aObserver ref to observer |
42 * @param observer ref to observer |
80 */ |
43 */ |
81 static CTsFswEngine* NewL( MHsDataObserver& aObserver ); |
44 static CTsFswEngine* NewL( MHsDataObserver& observer ); |
82 |
45 |
83 /** |
46 /** |
84 * @copydoc NewL |
47 * @copydoc NewL |
85 */ |
48 */ |
86 static CTsFswEngine* NewLC( MHsDataObserver& aObserver ); |
49 static CTsFswEngine* NewLC( MHsDataObserver& observer ); |
87 |
50 |
88 /** |
51 /** |
89 * Destructor. |
52 * Destructor. |
90 */ |
53 */ |
91 ~CTsFswEngine(); |
54 ~CTsFswEngine(); |
92 |
55 |
93 /** |
56 /** |
94 * Returns a reference to the current content. |
57 * Returns a reference to the current content. |
95 * Also performs sanity checks, e.g. associates application icons |
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96 * when no screenshot has been received. |
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97 * @return ref to content array |
58 * @return ref to content array |
98 */ |
59 */ |
99 const RTsFswArray& FswDataL(); |
60 const RTsFswArray& FswDataL(); |
100 |
61 |
101 |
62 /** |
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63 * Set screenshot |
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64 */ |
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65 void SetScreenshotL(const CFbsBitmap* bitmap, UpdatePriority priority, TInt wgId); |
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66 |
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67 /** |
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68 * Removes screenshot |
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69 */ |
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70 void RemoveScreenshotL(TInt wgId); |
102 |
71 |
103 |
72 |
104 private: |
73 private: |
105 |
74 |
106 // from MTsFswTaskListObserver |
75 // from MTsFswTaskListObserver |
107 void UpdateTaskList(); |
76 void DataChanged(); |
108 |
77 |
109 |
78 |
110 |
79 |
111 private: |
80 private: |
112 /** |
81 /** |
113 * Constructor. |
82 * Constructor. |
114 */ |
83 */ |
115 CTsFswEngine( MHsDataObserver& aObserver ); |
84 CTsFswEngine( MHsDataObserver& observer ); |
116 |
85 |
117 /** |
86 /** |
118 * Performs 2nd phase construction. |
87 * Performs 2nd phase construction. |
119 */ |
88 */ |
120 void ConstructL(); |
89 void ConstructL(); |
123 * Gets the window group list and reconstructs the fsw content. |
92 * Gets the window group list and reconstructs the fsw content. |
124 * @return TBool ETrue if the list has been modified |
93 * @return TBool ETrue if the list has been modified |
125 */ |
94 */ |
126 TBool CollectTasksL(); |
95 TBool CollectTasksL(); |
127 |
96 |
128 |
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129 /** |
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130 * Callback for the iUpdateStarter timer. |
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131 * Calls CollectTasksL and notifies the observer if the task list |
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132 * has really been modified. |
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133 */ |
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134 static TInt UpdateStarterCallback( TAny* aParam ); |
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135 |
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136 /** |
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137 * Returns the uid of the foreground app or KNullUid. |
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138 * Will never return hidden apps, only those which can |
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139 * also be seen in the array returned by FswDataL. |
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140 * |
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141 * In case of embedded apps the behaviour is controlled |
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142 * by aType: it will return either the uid of the embedded |
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143 * application or the container app. |
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144 * |
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145 * @param aType @see CTsFswClient::TTsFswFgAppType |
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146 */ |
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147 TUid ForegroundAppUidL( TInt aType ); |
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148 |
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149 /** |
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150 * Gets and publishes the foreground app uid to CFW. |
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151 */ |
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152 void PublishFgAppUidL(); |
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153 |
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154 private: |
97 private: |
155 // data |
98 MHsDataObserver& mObserver; |
156 MHsDataObserver& iObserver; |
99 CTsFswDataList* mDataList; //own |
157 |
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158 // window server session |
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159 RWsSession iWsSession; |
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160 |
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161 // apparc session |
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162 RApaLsSession iAppArcSession; |
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163 |
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164 // timer to defer content refresh |
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165 CPeriodic* iUpdateStarter; |
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166 |
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167 |
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168 // window group ids returned by last WindowGroupList call |
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169 RArray<TInt> iWgIds; |
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170 |
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171 TUid iFgAppUid; |
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172 |
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173 |
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174 CTsFswDataList* iDataList;//own |
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175 |
100 |
176 }; |
101 }; |
177 |
102 |
178 #endif |
103 #endif |