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1 /* |
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2 * Copyright (c) 2008-2009 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: AppUi class |
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15 * |
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16 */ |
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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 #ifndef C_GLXWERAPPUI_H |
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22 #define C_GLXWERAPPUI_H |
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23 |
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24 #include <aknViewAppUi.h> |
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25 #include <mpxcollectionobserver.h> |
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26 #include <mglxnavigationalstateobserver.h> |
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27 #include <mpxcollectionpath.h> |
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28 #include "glxiadupdate.h" |
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29 |
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30 class MMPXViewUtility; |
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31 class MMPXCollectionUtility; |
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32 class CGlxUiUtility; |
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33 class CRepository; |
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34 class CGlxNavigationalState; |
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35 class CAknGlobalNote; |
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36 |
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37 /** |
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38 * CGlxAppUi |
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39 * |
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40 * @lib ViewerApplication |
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41 */ |
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42 |
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43 class CGlxAppUi : public CAknViewAppUi, public MGlxNavigationalStateObserver |
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44 { |
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45 public: |
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46 CGlxAppUi(); |
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47 void ConstructL(); |
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48 ~CGlxAppUi(); |
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49 |
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50 public: // from CAknAppUi |
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51 /** |
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52 * From CAknAppUi |
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53 * Handle user menu selections |
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54 * @param aCommand Id of the command |
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55 */ |
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56 void HandleCommandL(TInt aCommand); |
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57 |
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58 // From MGlxNavigationalStateObserver |
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59 void HandleNavigationalStateChangedL(); |
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60 //OOM Method |
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61 void HandleApplicationSpecificEventL(TInt aEventType, const TWsEvent& aWsEvent); |
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62 |
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63 // Callback for periodic timer, static, |
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64 static TInt PeriodicCallback( TAny* aPtr ); |
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65 //nonstatic func called from periodic timer |
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66 void PeriodicCallback(); |
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67 |
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68 private: // From CEikAppUi |
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69 MCoeMessageObserver::TMessageResponse HandleMessageL( |
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70 TUint32 aClientHandleOfTargetWindowGroup, |
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71 TUid aMessageUid, const TDesC8& aMessageParameters); |
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72 TBool ProcessCommandParametersL(TApaCommand aCommand, |
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73 TFileName& aDocumentName, const TDesC8& aTail); |
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74 |
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75 private: // From CCoeAppUi |
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76 |
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77 void HandleForegroundEventL( TBool aForeground ); |
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78 |
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79 private: |
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80 enum TEntryType |
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81 { |
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82 EEntryTypeStartUp = 0, |
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83 EEntryTypeFocusGained |
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84 }; |
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85 |
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86 |
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87 /** |
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88 * Handle an activation message. |
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89 * @param aCommand command data sent from the activating application. |
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90 * @param aDocumentName image file name data sent from the activating application. |
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91 * @param aData Message data from activating application. |
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92 */ |
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93 void HandleActivationMessageL(const TApaCommand& aCommand, const TFileName& aDocumentName, const TDesC8& aData); |
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94 /** |
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95 * Handle an activation message. |
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96 * @param aData Message data from activating application. |
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97 */ |
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98 void HandleActivationMessageL(const TDesC8& aData); |
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99 /** |
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100 * Set activation parameter for startup view, converting to 16-bit |
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101 * descriptor used by MPX. |
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102 * @param aParam Activation parameter. |
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103 */ |
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104 void SetActivationParamL(const TDesC8& aParam); |
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105 |
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106 /** |
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107 * Get view scoring ids based on current navigational state |
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108 * (using Get in the name since the function does not return anything) |
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109 * @param aIns list that will be populated with scoring ids |
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110 */ |
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111 void GetViewScoringIdsL( RArray<TUid>& aIds ) const; |
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112 |
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113 /** |
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114 * Get view scoring id for collection plugin |
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115 * @param naviState Path to represent navigational state |
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116 * @return scoding id |
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117 */ |
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118 TUid GetViewScoringIdForCollectionPlugin( const CMPXCollectionPath& aNaviState ) const; |
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119 |
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120 /** |
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121 * Get view scoring id for depth in ui hierarchy |
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122 * @param naviState Path to represent navigational state |
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123 * @return scoding id |
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124 */ |
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125 TUid ViewScoringIdForNaviStateDepth( const CMPXCollectionPath& aNaviState ) const; |
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126 |
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127 /** |
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128 * Requesting OOM to Free Some Memory, so that photos can Start |
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129 * @return Error if Memory Cannot be freed else Error None |
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130 */ |
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131 TInt OOMRequestFreeMemoryL( TInt aBytesRequested) ; |
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132 |
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133 /** |
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134 * Finds Current Memory Availability And Decides to Send a Request for freeing the memory |
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135 * @param aCriticalMemoryRequired Bare Minimum to start photos |
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136 * @return Error Code from OOM |
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137 */ |
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138 TInt ReserveMemoryL(TInt aCriticalMemoryRequired); |
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139 |
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140 /** |
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141 * Finds Current Minimum Required memory to start photos |
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142 * @param Type of application invokation |
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143 * @return Required Critical Memory |
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144 */ |
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145 TInt RamRequiredInBytesL(TEntryType aType); |
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146 |
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147 /** |
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148 * @todo: |
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149 * Get view scoring id for depth in ui hierarchy |
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150 * @param naviState Path to represent navigational state |
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151 * @return scoding id |
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152 */ |
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153 void ReserveMemoryL(TEntryType aType); |
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154 |
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155 //OOM |
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156 /* |
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157 *Invoked by the OOM framwork when photos app needs to free memory for other applications. |
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158 */ |
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159 void StartCleanupL(); |
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160 |
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161 //OOM |
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162 /* |
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163 *Invoked by the OOM framwork when photos app needs to free memory for other applications. |
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164 */ |
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165 void StopCleanupL(); |
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166 |
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167 /** |
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168 * Check for updates via IAD. |
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169 */ |
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170 void DoCheckForIADUpdatesL(); |
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171 /** |
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172 * close photos app. |
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173 */ |
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174 void ClosePhotosL(); |
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175 |
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176 private: |
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177 MMPXViewUtility* iViewUtility; |
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178 |
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179 CAknGlobalNote* iGlobalWaitNote; |
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180 TInt iNoteId; |
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181 HBufC* iFreeMemText; |
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182 |
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183 /// Singleton that stores gallery's navigational state |
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184 CGlxNavigationalState* iNavigationalState; |
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185 |
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186 /** Optional view plugin UID to activate when the collection is opened */ |
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187 TUid iStartupViewUid; |
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188 |
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189 /** Optional activation parameter for the next view */ |
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190 HBufC* iActivationParam; |
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191 |
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192 TBool iFocusLostLowMemory; |
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193 TBool iStartUpSequence; |
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194 |
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195 ///Ui utility |
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196 CGlxUiUtility* iUiUtility; |
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197 |
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198 /// Central repository entry for app (owned) |
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199 CRepository* iRepository; |
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200 |
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201 /** |
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202 * IAD updater class |
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203 */ |
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204 CGlxIadUpdate* iIadUpdate; |
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205 |
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206 /** |
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207 *This flag to chk whether red key has been pressed |
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208 */ |
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209 TBool iEndKeyPressed; |
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210 |
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211 /** |
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212 *Timer to check for IAD updates 30 seconds after application startup. |
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213 */ |
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214 CPeriodic* iPeriodic ; |
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215 |
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216 /** |
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217 * Flag to filter any spurious EPathChanged event from MPX Collection f/w. |
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218 */ |
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219 TBool iStateChangeRequested; |
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220 } ; |
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221 |
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222 |
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223 #endif // C_GLXWERAPPUI_H |
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224 |