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1 /* |
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2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: This class maintains a list of the running apps, and listen |
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15 * for changes in the running apps. It calls the observer if there is such a |
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16 * change. |
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17 * |
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18 * |
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19 */ |
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20 |
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21 |
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22 #ifndef __MCSRUNNINGAPPSHANDLER_H__ |
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23 #define __MCSRUNNINGAPPSHANDLER_H__ |
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24 |
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25 #include <e32base.h> |
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26 #include <e32property.h> |
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27 #include <w32std.h> |
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28 |
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29 #include "menuengoperation.h" |
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30 #include "menusrvengutils.h" |
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31 |
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32 //Forward declatations |
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33 class CMenuEng; |
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34 class CMcsCacheHandler; |
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35 class CMcsRunningAppsWgMonitor; |
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36 class CMcsRunningAppsFswMonitor; |
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37 class CMcsRunningAppsHiddenAttrScanner; |
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38 class CMcsRunningAppsAddRemoveHandler; |
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39 |
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40 /** |
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41 * Interface for updating RunningApps list stored in CMcsRunningAppsHandler class |
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42 * |
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43 * @since S60 v3.2 |
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44 */ |
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45 class MMcsRunningAppsHandler |
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46 { |
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47 public: |
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48 enum TArrayDataType |
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49 { |
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50 ERunningApps, |
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51 EFswHiddenApps, |
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52 EHiddenApps |
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53 }; |
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54 /* |
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55 * Called by HiddenAttr scanner, FSW monitor or WindowsGroup |
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56 * Monitor. |
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57 * @param aArray an array containing UIDs of running, hidden or |
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58 * fsw apps |
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59 * @param aType type of data stored in aArray |
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60 */ |
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61 virtual void HandleListUpdateL(const RArray<TUid>& aArray, |
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62 TArrayDataType aType ) = 0; |
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63 |
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64 /* |
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65 * Called by AddRemoveHandler |
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66 * @param aFolder id of folder for which the method was invoked |
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67 */ |
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68 virtual void HandleAddRemoveRunningAppL( TInt aFolder ) = 0; |
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69 |
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70 }; |
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71 |
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72 /* |
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73 * RunningApps Handler. |
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74 * @lib mcsmenu.lib |
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75 * @since S60 v5.0 |
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76 */ |
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77 NONSHARABLE_CLASS( CMcsRunningAppsHandler ): public CBase, MMcsRunningAppsHandler |
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78 { |
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79 public: |
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80 |
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81 /** |
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82 * Factory method. |
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83 */ |
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84 static CMcsRunningAppsHandler* NewL( |
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85 CMenuEng& aEng, |
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86 CMcsCacheHandler& aCacheHandler ); |
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87 |
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88 /** |
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89 * Destructor. |
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90 */ |
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91 ~CMcsRunningAppsHandler(); |
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92 |
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93 /** |
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94 * Called by EngineEvents method |
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95 * @param aFolder folder id |
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96 * @param aEvents events |
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97 */ |
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98 void EngineEventsL( TInt aFolder, TInt aEvents ); |
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99 |
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100 /** |
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101 * Called by CMenuSrvEng class object |
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102 * @param aFolder folder id |
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103 * @param aEvents events |
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104 */ |
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105 void EngineEvents( TInt aFolder, TInt aEvents ); |
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106 |
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107 /** |
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108 * Fills aArray with UIDs of running apps |
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109 * @param aArray array to be filled with UIDs of running apps |
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110 */ |
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111 void GetRunningAppsL( RArray<TUid>& aArray ); |
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112 |
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113 /** |
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114 * Returns running status of an item |
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115 * @param aItemId id of the item |
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116 * @return running status of an item |
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117 */ |
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118 TBool GetRunningStatusL( TInt aItemId ); |
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119 |
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120 |
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121 // from MMcsRunningAppsHandler |
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122 |
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123 /* |
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124 * Called by HiddenAttr scanner, FSW monitor or WindowsGroup |
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125 * Monitor. |
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126 * @param aArray an array containing UIDs of running, hidden or |
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127 * fsw apps |
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128 * @param aType type of data stored in aArray |
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129 */ |
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130 void HandleListUpdateL(const RArray<TUid>& aArray, TArrayDataType aType ); |
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131 |
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132 /* |
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133 * Called by AddRemoveHandler |
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134 * @param id of folder for which the method was invoked |
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135 */ |
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136 void HandleAddRemoveRunningAppL( TInt aFolder ); |
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137 |
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138 private: |
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139 /** |
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140 * Constructor. |
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141 */ |
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142 CMcsRunningAppsHandler( |
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143 CMenuEng& aEng, |
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144 CMcsCacheHandler& aCacheHandler ); |
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145 |
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146 /** |
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147 * 2nd phase constructor |
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148 */ |
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149 void ConstructL(); |
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150 |
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151 /** |
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152 * Called by HandleListUpdateL |
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153 * @param aArray array with UIDs of running apps |
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154 */ |
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155 void HandleRunningAppsChangedL( const RArray<TUid>& aArray ); |
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156 |
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157 /** |
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158 * Called by HandleListUpdateL |
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159 * @param aArray array with UIDs of FSW hidden apps |
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160 */ |
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161 void HandleFswHiddenAppsChangedL( const RArray<TUid>& aArray ); |
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162 |
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163 /** |
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164 * Called by HandleListUpdateL |
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165 * @param aArray array with UIDs of hidden apps |
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166 */ |
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167 void HandleHiddenAppsChangedL(const RArray<TUid>& aArray ); |
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168 |
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169 /** |
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170 * Sends AttributeChange notification for item and parents of the item |
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171 * it it is necessary, it is also responsible for removing data from cache |
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172 * if attribute value cahnged |
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173 * @param aId id of item with changed running status attribute |
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174 */ |
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175 void HandleNotificationL( TInt aId ); |
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176 |
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177 /** |
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178 * Sends AttributeChange notification for items and parents of items with |
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179 * given uid, it is also responsible for removing data from cache |
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180 * if attribute value has changed |
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181 * @param aAppUid uid of items with changed running status attribute |
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182 */ |
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183 void HandleNotificationL( TUid aAppUid ); |
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184 |
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185 /** |
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186 * Gets list of items with secified uid |
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187 * @param aAppUid items uid |
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188 * @return KErrNotFound if no item was found KErrNone if succesfull |
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189 */ |
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190 TInt GetItemsListL( TUid aAppUid, RArray<TMenuItem>& aItemArray ); |
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191 |
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192 /* |
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193 * Updates array containing folders with running status |
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194 * @param aFolderId id of a folder |
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195 * @param aNewRunningStatus current running status |
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196 */ |
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197 void UpdateFolderRunningStatusL( TInt aFolderId, TBool aNewRunningStatus ); |
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198 |
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199 |
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200 /** |
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201 * Updates array containing folders with running status. |
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202 * It is called at startup and it scans all folders |
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203 */ |
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204 void UpdateFoldersRunningStatusL( ); |
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205 |
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206 /** |
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207 * Gets running status for CMenuEngObject |
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208 * @param aEngObj object to be checked |
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209 * @return running status of an object |
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210 */ |
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211 TBool GetRunningStatusL( const CMenuEngObject& aEngObj ); |
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212 |
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213 /** |
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214 * Gets previous Folder running status |
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215 * @param aId id of the folder |
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216 * @return previous running status of a folder (stored in |
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217 * iRunningFolderStatus array ) |
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218 */ |
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219 TBool GetFolderPreviousRunningStatusL( TInt aId ); |
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220 |
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221 |
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222 /** |
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223 * Gets current folder running status |
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224 * @param aId id of the folder |
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225 * @return running status of a folder |
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226 */ |
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227 TBool GetFolderRunningStatusL( TInt aId ); |
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228 |
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229 /** |
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230 * Gets current application running status |
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231 * @param aUid UID of an application |
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232 * @return running status of an application |
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233 */ |
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234 TBool GetAppRunningStatusL( TUid aUid ); |
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235 |
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236 private: |
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237 |
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238 CMenuEng& iEng ; ///< Engine. not own |
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239 |
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240 /** not own |
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241 */ |
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242 CMcsCacheHandler& iCacheHandler; |
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243 |
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244 /* |
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245 * own |
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246 */ |
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247 CMcsRunningAppsWgMonitor* iWindowGroupMonitor; |
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248 |
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249 /* |
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250 * own |
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251 */ |
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252 CMcsRunningAppsFswMonitor* iFswMonitor; |
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253 |
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254 /* |
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255 * own |
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256 */ |
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257 CMcsRunningAppsHiddenAttrScanner* iHiddenAttrScanner; |
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258 |
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259 /* |
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260 * own |
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261 */ |
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262 CMcsRunningAppsAddRemoveHandler* iAddRemoveHandler; |
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263 |
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264 /* |
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265 * own |
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266 */ |
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267 RArray<TRunningAppsAttr> iRunningApps; |
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268 |
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269 /* |
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270 * own |
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271 */ |
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272 RArray<TInt> iRunningFolderStatus; |
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273 }; |
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274 |
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275 #endif // __MCSRUNNINGAPPSHANDLER_H__ |