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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: Back commmand handler |
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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 #include "glxcommandhandlerback.h" |
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22 |
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23 #include <avkon.hrh> |
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24 #include <data_caging_path_literals.hrh> |
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25 |
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26 |
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27 #include <apgtask.h> |
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28 |
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29 |
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30 #include <apgcli.h> |
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31 #include <mpxcollectionutility.h> |
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32 #include <mpxviewutility.h> // For MMPXViewUtility |
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33 |
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34 #include <glxcommandhandlers.hrh> |
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35 #include <glxpanic.h> |
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36 #include <glxtracer.h> |
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37 #include <glxlog.h> |
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38 #include <glxnavigationalstate.h> |
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39 #include <glxcollectionplugincamera.hrh> |
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40 #include <glxcollectionplugindownloads.hrh> |
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41 #include <glxcollectionpluginalbums.hrh> |
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42 #include <glxcollectionpluginmonths.hrh> |
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43 #include <glxcollectionplugintags.hrh> |
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44 #include <glxbackservicewrapper.h> |
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45 #include <glxgallery.hrh> |
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46 |
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47 #include "glxmediaselectionpopup.h" |
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48 //constants |
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49 |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // Two-phased constructor. |
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53 // --------------------------------------------------------------------------- |
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54 // |
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55 EXPORT_C CGlxCommandHandlerBack* |
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56 CGlxCommandHandlerBack::NewBackCommandHandlerL() |
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57 { |
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58 return CGlxCommandHandlerBack::NewL(EGlxCmdBack,NULL,0); |
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59 } |
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60 |
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61 // --------------------------------------------------------------------------- |
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62 // Two-phased constructor. |
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63 // --------------------------------------------------------------------------- |
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64 // |
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65 EXPORT_C CGlxCommandHandlerBack* |
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66 CGlxCommandHandlerBack::NewPreviousViewCommandHandlerL( |
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67 MGlxMediaListProvider* aMediaListProvider ) |
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68 { |
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69 return CGlxCommandHandlerBack::NewL(EGlxCmdPreviousView,aMediaListProvider,0); |
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70 } |
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71 |
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72 // --------------------------------------------------------------------------- |
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73 // Two-phased constructor. |
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74 // --------------------------------------------------------------------------- |
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75 // |
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76 EXPORT_C CGlxCommandHandlerBack* |
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77 CGlxCommandHandlerBack::NewContainerPreviousViewCommandHandlerL( |
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78 MGlxMediaListProvider* aMediaListProvider, TInt aPrevViewId ) |
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79 { |
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80 return CGlxCommandHandlerBack::NewL(EGlxCmdContainerPreviousView, |
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81 aMediaListProvider,aPrevViewId); |
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82 } |
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83 |
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84 // --------------------------------------------------------------------------- |
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85 // Two-phased constructor. |
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86 // --------------------------------------------------------------------------- |
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87 // |
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88 CGlxCommandHandlerBack* |
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89 CGlxCommandHandlerBack::NewL( |
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90 TInt aCommandId, MGlxMediaListProvider* aMediaListProvider, |
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91 TInt aPrevViewId ) |
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92 { |
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93 CGlxCommandHandlerBack* self = new (ELeave) |
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94 CGlxCommandHandlerBack(aMediaListProvider,aPrevViewId); |
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95 CleanupStack::PushL(self); |
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96 self->ConstructL(aCommandId); |
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97 CleanupStack::Pop(self); |
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98 return self; |
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99 } |
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100 |
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101 // --------------------------------------------------------------------------- |
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102 // C++ default constructor can NOT contain any code, that |
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103 // might leave. |
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104 // --------------------------------------------------------------------------- |
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105 // |
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106 CGlxCommandHandlerBack::CGlxCommandHandlerBack( MGlxMediaListProvider* |
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107 aMediaListProvider, TInt aPrevViewId ) |
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108 { |
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109 iMediaListProvider = aMediaListProvider; |
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110 iPrevViewId = aPrevViewId; |
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111 } |
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112 |
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113 // --------------------------------------------------------------------------- |
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114 // Symbian 2nd phase constructor can leave. |
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115 // --------------------------------------------------------------------------- |
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116 // |
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117 void CGlxCommandHandlerBack::ConstructL( TInt aCommandId ) |
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118 { |
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119 TRACER( "CGlxCommandHandlerBack::ConstructL" ); |
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120 |
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121 GLX_LOG_INFO1( "CGlxCommandHandlerBack::ConstructL::Command Id (%d)", |
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122 aCommandId ); |
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123 iCurrentCommandId = aCommandId; |
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124 iNavigationalState = CGlxNavigationalState::InstanceL(); |
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125 iIsViewActivated = EFalse; |
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126 |
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127 iBSWrapper = CGlxBackServiceWrapper::NewL( TUid::Uid( KGlxGalleryApplicationUid ) ); |
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128 iAppUi = static_cast< CAknAppUi* >( CCoeEnv::Static()->AppUi() ); |
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129 |
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130 } |
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131 |
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132 // --------------------------------------------------------------------------- |
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133 // Destructor |
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134 // --------------------------------------------------------------------------- |
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135 // |
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136 EXPORT_C CGlxCommandHandlerBack::~CGlxCommandHandlerBack() |
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137 { |
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138 TRACER( "CGlxCommandHandlerBack::~CGlxCommandHandlerBack" ); |
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139 |
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140 iNavigationalState->Close(); |
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141 |
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142 if( iBSWrapper ) |
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143 { |
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144 delete iBSWrapper; |
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145 } |
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146 |
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147 } |
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148 |
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149 // ----------------------------------------------------------------------------- |
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150 // ExecuteL |
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151 // ----------------------------------------------------------------------------- |
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152 // |
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153 TBool CGlxCommandHandlerBack::ExecuteL( TInt aCommandId ) |
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154 { |
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155 TRACER("CGlxCommandHandlerBack::ExecuteL"); |
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156 _LIT8( KPhotosSuiteNavigation, "SuiteNavigation" ); |
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157 TBool consume(EFalse); |
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158 |
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159 GLX_LOG_INFO1( "CGlxCommandHandlerBack::ExecuteL::Command Id (%d)", |
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160 aCommandId ); |
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161 |
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162 if ( aCommandId == EAknSoftkeyBack ) |
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163 { |
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164 switch( iCurrentCommandId ) |
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165 { |
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166 case EGlxCmdBack: |
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167 { |
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168 GLX_LOG_INFO("CGlxCommandHandlerBack::ExecuteL::One step \ |
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169 back in UI hierarchy"); |
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170 MMPXCollectionUtility* collectionUtility = MMPXCollectionUtility::NewL(NULL, KMcModeDefault); |
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171 CleanupClosePushL(*collectionUtility); |
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172 CMPXCollectionPath* navigationalState = collectionUtility->Collection().PathL(); |
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173 CleanupStack::PopAndDestroy(collectionUtility); |
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174 CleanupStack::PushL(navigationalState); |
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175 |
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176 // let Back Stepping Service handle the event |
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177 if(2 == navigationalState->Levels()&& iNavigationalState->BackExitStatus()) |
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178 { |
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179 iBSWrapper->HandleBackCommandL( KPhotosSuiteNavigation ); |
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180 if(iAppUi) |
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181 { |
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182 iAppUi->ProcessCommandL(EAknSoftkeyExit); |
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183 } |
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184 } |
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185 else if (!(iNavigationalState->BackExitStatus())) |
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186 { |
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187 if(iAppUi) |
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188 { |
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189 iAppUi->ProcessCommandL(EAknSoftkeyExit); |
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190 } |
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191 } |
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192 else if( iIsViewActivated ) |
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193 { |
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194 iIsViewActivated = EFalse; |
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195 iNavigationalState->NavigateToParentL(); |
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196 } |
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197 CleanupStack::PopAndDestroy(navigationalState); |
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198 consume = ETrue; |
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199 break; |
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200 } |
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201 case EGlxCmdPreviousView: |
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202 { |
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203 GLX_LOG_INFO("CGlxCommandHandlerBack::ExecuteL::Go back \ |
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204 to the previous view"); |
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205 if (!(iNavigationalState->BackExitStatus())) |
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206 { |
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207 if(iAppUi) |
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208 { |
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209 iAppUi->ProcessCommandL(EAknSoftkeyExit); |
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210 } |
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211 } |
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212 if( iIsViewActivated ) |
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213 { |
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214 iIsViewActivated = EFalse; |
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215 iNavigationalState->ActivatePreviousViewL(); |
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216 |
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217 } |
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218 consume = ETrue; |
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219 break; |
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220 } |
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221 |
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222 case EGlxCmdContainerPreviousView: |
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223 { |
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224 GLX_LOG_INFO("CGlxCommandHandlerBack::ExecuteL::Go back \ |
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225 to the previous view when continer is still there else go two views back"); |
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226 // The code commented is to be removed after testing with migrated code is over |
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227 // below code is no longer expected to be required as the |
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228 // "deletion of tags" from tag manager test case dont exist in rel 8.0 |
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229 // the private API CheckContainerDeletion()can also to be removed |
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230 |
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231 /* // check if special case of container deletion need to be checked |
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232 // this must be done before the previous view is activated as the check |
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233 // is based on the view id |
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234 TBool containerDeleted = CheckContainerDeletion(); |
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235 |
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236 //go back one view |
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237 |
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238 if ( iViewUtility->ViewHistoryDepth() > 1 ) |
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239 { |
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240 iViewUtility->ActivatePreviousViewL(); |
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241 } |
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242 |
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243 if( containerDeleted ) |
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244 { |
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245 //path to get list of containers |
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246 CMPXCollectionPath* containerPath = iMediaListProvider->MediaList().PathLC(); |
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247 //current navigational state |
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248 CMPXCollectionPath* navigationalState = iCollectionUtility->Collection().PathL(); |
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249 CleanupStack::PushL(navigationalState); |
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250 |
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251 //current node id in UI Hierarchy |
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252 TMPXItemId currentNodeId = navigationalState->Id(navigationalState->Levels() - 2); |
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253 |
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254 //check if current node is present in containers list |
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255 if(KErrNotFound == containerPath->IndexOfId(currentNodeId)) |
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256 { |
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257 iCollectionUtility->Collection().BackL(); |
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258 } |
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259 CleanupStack::PopAndDestroy(navigationalState); |
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260 CleanupStack::PopAndDestroy(containerPath); |
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261 }*/ |
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262 consume = ETrue; |
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263 break; |
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264 } |
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265 default: |
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266 User::Leave( KErrNotFound ); |
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267 break; |
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268 } |
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269 } |
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270 |
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271 return consume; |
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272 } |
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273 |
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274 //The below commented code to be removed |
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275 // ----------------------------------------------------------------------------- |
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276 // CheckContainerDeletion |
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277 // ----------------------------------------------------------------------------- |
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278 // |
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279 /*TBool CGlxCommandHandlerBack::CheckContainerDeletion() const |
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280 { |
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281 return((iViewUtility->PreviousViewType().operator != (TUid::Uid(0))) && |
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282 (iViewUtility->PreviousViewType().operator ==(TUid::Uid(iPrevViewId)))); |
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283 }*/ |
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284 // ----------------------------------------------------------------------------- |
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285 // DynInitMenuPaneL |
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286 // ----------------------------------------------------------------------------- |
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287 // |
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288 void CGlxCommandHandlerBack::DynInitMenuPaneL(TInt /*aResourceId*/, |
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289 CEikMenuPane* /*aMenuPane*/) |
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290 { |
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291 // Do Nothing |
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292 } |
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293 |
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294 // ----------------------------------------------------------------------------- |
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295 // DoActivateL |
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296 // ----------------------------------------------------------------------------- |
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297 // |
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298 void CGlxCommandHandlerBack::DoActivateL(TInt /*aViewId*/) |
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299 { |
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300 iIsViewActivated = ETrue; |
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301 } |
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302 |
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303 // ----------------------------------------------------------------------------- |
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304 // Deactivate |
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305 // ----------------------------------------------------------------------------- |
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306 // |
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307 void CGlxCommandHandlerBack::Deactivate() |
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308 { |
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309 iIsViewActivated = EFalse; |
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310 } |
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311 |
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312 // ----------------------------------------------------------------------------- |
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313 // OfferKeyEventL |
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314 // ----------------------------------------------------------------------------- |
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315 // |
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316 TKeyResponse CGlxCommandHandlerBack::OfferKeyEventL(const TKeyEvent& /*aKeyEvent*/, |
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317 TEventCode /*aType*/) |
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318 { |
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319 return EKeyWasNotConsumed; |
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320 } |
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321 |
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322 // ----------------------------------------------------------------------------- |
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323 // PreDynInitMenuPaneL |
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324 // ----------------------------------------------------------------------------- |
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325 // |
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326 void CGlxCommandHandlerBack::PreDynInitMenuPaneL( TInt /*aResourceId*/ ) |
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327 { |
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328 // Do Nothing |
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329 } |
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330 |
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331 |
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332 //End of file |