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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: Delete command 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 /** |
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22 * @internal reviewed 06/06/2007 by Dave Schofield |
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23 */ |
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24 |
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25 #include "glxcommandhandlernewmedia.h" |
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26 |
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27 #include <AknUtils.h> |
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28 #include <badesca.h> |
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29 #include <bautils.h> |
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30 #include <glxattributecontext.h> |
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31 #include <glxattributeretriever.h> |
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32 #include <glxcollectiongeneraldefs.h> |
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33 #include <glxcommandfactory.h> |
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34 #include <glxcommandhandlers.hrh> |
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35 #include <glxfetchcontextremover.h> |
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36 #include <glxgeneraluiutilities.h> |
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37 #include <glxpanic.h> |
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38 #include <glxtracer.h> |
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39 #include <glxresourceutilities.h> // for CGlxResourceUtilities |
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40 #include <glxsetappstate.h> |
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41 #include <glxtextentrypopup.h> |
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42 #include <glxuistd.h> |
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43 #include <glxuiutilities.rsg> |
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44 #include <mglxmedialist.h> |
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45 #include <mpxcollectionpath.h> |
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46 #include <mpxcommonframeworkdefs.h> |
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47 #include <StringLoader.h> |
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48 #include <glxmediageneraldefs.h> // for KMaxMediaPopupTextLength |
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49 #include <data_caging_path_literals.hrh> |
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50 #include <glxuiutilities.rsg> |
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51 #include <e32const.h> //For TDigitType |
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52 |
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53 const TInt KMaxNumberLength = 10; |
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54 |
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55 _LIT(KOpenBracket, "("); |
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56 _LIT(KCloseBracket, ")"); |
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57 _LIT(KFileNameFormatString, "(%+02u)"); |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // Two-phased constructor. |
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61 // --------------------------------------------------------------------------- |
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62 // |
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63 EXPORT_C CGlxCommandHandlerNewMedia* CGlxCommandHandlerNewMedia::NewL( |
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64 MGlxMediaListProvider* aMediaListProvider, const TDesC& aFileName) |
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65 { |
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66 TRACER("CGlxCommandHandlerNewMedia* CGlxCommandHandlerNewMedia::NewL"); |
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67 CGlxCommandHandlerNewMedia* self = new (ELeave) CGlxCommandHandlerNewMedia( |
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68 aMediaListProvider); |
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69 CleanupStack::PushL(self); |
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70 self->ConstructL(aFileName); |
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71 CleanupStack::Pop(self); |
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72 return self; |
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73 } |
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74 |
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75 // --------------------------------------------------------------------------- |
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76 // C++ default constructor can NOT contain any code, that |
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77 // might leave. |
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78 // --------------------------------------------------------------------------- |
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79 // |
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80 CGlxCommandHandlerNewMedia::CGlxCommandHandlerNewMedia(MGlxMediaListProvider* aMediaListProvider) |
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81 : CGlxMpxCommandCommandHandler(aMediaListProvider) |
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82 { |
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83 // Don't do anything. |
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84 } |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // CGlxCommandHandlerNewMedia::DoHandleCommandCompleteL |
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88 // ----------------------------------------------------------------------------- |
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89 // |
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90 void CGlxCommandHandlerNewMedia::DoHandleCommandCompleteL(TAny* /*aSessionId*/, CMPXCommand* aCommandResult, |
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91 TInt aError, MGlxMediaList* /*aList*/) |
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92 { |
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93 TRACER("CGlxCommandHandlerNewMedia::DoHandleCommandCompleteL"); |
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94 if (aError == KErrNone && aCommandResult && aCommandResult->IsSupported(KMPXMediaGeneralId)) |
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95 { |
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96 iNewMediaId = TGlxMediaId(aCommandResult->ValueTObjectL<TMPXItemId>(KMPXMediaGeneralId)); |
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97 iOkToExit = EFalse; // wait for media id to be added to the list |
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98 // (unless we are using iSchedulerWait) |
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99 } |
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100 |
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101 if (iSchedulerWait && aError != KErrAlreadyExists ) |
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102 { |
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103 // if iSchedulerWait exists then we know the command is being executed from |
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104 // the ExecuteLD() method. |
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105 iNewMediaCreationError = aError; |
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106 iSchedulerWait->AsyncStop(); |
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107 } |
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108 } |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CGlxCommandHandlerNewMedia::OkToExit |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 EXPORT_C TBool CGlxCommandHandlerNewMedia::OkToExit() const |
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115 { |
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116 return iOkToExit; |
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117 } |
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118 |
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119 // --------------------------------------------------------------------------- |
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120 // Symbian 2nd phase constructor can leave. |
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121 // --------------------------------------------------------------------------- |
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122 // |
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123 void CGlxCommandHandlerNewMedia::ConstructL(const TDesC& aFileName) |
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124 { |
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125 TRACER("CGlxCommandHandlerNewMedia::ConstructL()"); |
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126 iFileNameAlreadyExists = EFalse; |
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127 |
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128 iResourceOffset = CCoeEnv::Static()->AddResourceFileL(aFileName); |
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129 |
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130 iAsyncFocuser = new (ELeave) CGlxAsyncFocuser(this); |
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131 // Add supported command |
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132 TCommandInfo info(EGlxCmdAddMedia); |
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133 // Filter out static items |
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134 AddCommandL(info); |
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135 } |
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136 |
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137 // --------------------------------------------------------------------------- |
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138 // Destructor |
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139 // --------------------------------------------------------------------------- |
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140 // |
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141 EXPORT_C CGlxCommandHandlerNewMedia::~CGlxCommandHandlerNewMedia() |
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142 { |
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143 TRACER("CGlxCommandHandlerNewMedia::~CGlxCommandHandlerNewMedia()"); |
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144 if ( iResourceOffset ) |
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145 { |
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146 CCoeEnv::Static()->DeleteResourceFile(iResourceOffset); |
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147 } |
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148 |
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149 delete iSchedulerWait; |
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150 delete iAsyncFocuser; |
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151 delete iNewMediaItemTitle; |
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152 } |
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153 |
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154 // --------------------------------------------------------------------------- |
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155 // CGlxCommandHandlerNewMedia::ExecuteLD() |
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156 // --------------------------------------------------------------------------- |
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157 // |
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158 EXPORT_C TInt CGlxCommandHandlerNewMedia::ExecuteLD(TGlxMediaId& aNewMediaId) |
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159 { |
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160 TRACER("CGlxCommandHandlerNewMedia::ExecuteLD"); |
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161 CleanupStack::PushL(this); |
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162 iSchedulerWait = new (ELeave) CActiveSchedulerWait(); |
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163 |
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164 CGlxMpxCommandCommandHandler::ExecuteL( EGlxCmdAddMedia ); |
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165 if (iNewMediaCreationError == KErrNone) |
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166 { |
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167 // The user pressed OK on the dialog. We need to wait for DoHandleCommandComplete() |
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168 iSchedulerWait->Start(); |
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169 |
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170 if (iNewMediaCreationError == KErrNone) |
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171 { |
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172 aNewMediaId = iNewMediaId; |
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173 } |
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174 } |
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175 |
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176 TInt error = iNewMediaCreationError; |
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177 CleanupStack::PopAndDestroy(this); |
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178 return error; |
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179 } |
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180 |
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181 // --------------------------------------------------------------------------- |
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182 // Create an add to container command |
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183 // --------------------------------------------------------------------------- |
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184 // |
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185 CMPXCommand* CGlxCommandHandlerNewMedia::CreateCommandL(TInt /*aCommandId*/, |
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186 MGlxMediaList& aMediaList, TBool& /*aConsume*/) const |
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187 { |
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188 TRACER("CGlxCommandHandlerNewMedia::CreateCommandL"); |
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189 iOkToExit = ETrue; |
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190 |
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191 CMPXCollectionPath* path = aMediaList.PathLC( NGlxListDefs::EPathParent ); |
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192 CMPXCommand* command = NULL; |
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193 |
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194 TBuf <KMaxMediaPopupTextLength> defaultNewMediaItemTitle; |
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195 |
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196 TRAPD(error, TitlesL(TGlxMediaId(path->Id(0)), defaultNewMediaItemTitle)); |
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197 if(error != KErrNone) |
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198 { |
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199 iNewMediaCreationError = KErrCancel; |
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200 CleanupStack::PopAndDestroy(path); |
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201 return command; |
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202 } |
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203 |
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204 HBufC* mediaPopupTitle = StringLoader::LoadLC(R_GLX_PROMPT_NAME); |
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205 if(iFileNameAlreadyExists) |
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206 { |
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207 iFileNameAlreadyExists = EFalse ; |
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208 } |
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209 else |
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210 { |
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211 delete iNewMediaItemTitle; |
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212 iNewMediaItemTitle = NULL; |
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213 iNewMediaItemTitle = GenerateNewMediaItemTitleL(defaultNewMediaItemTitle, aMediaList); |
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214 } |
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215 TPtr newMediaItemTitleDes = iNewMediaItemTitle->Des(); |
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216 |
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217 CGlxTextEntryPopup* dialog = CGlxTextEntryPopup::NewL(*mediaPopupTitle, newMediaItemTitleDes); |
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218 if(dialog->ExecuteLD() == EEikBidOk) |
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219 { |
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220 command = TGlxCommandFactory::AddContainerCommandLC(*iNewMediaItemTitle, path->Id(0)); |
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221 CleanupStack::Pop(command); |
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222 } |
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223 else |
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224 { |
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225 iNewMediaCreationError = KErrCancel; |
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226 } |
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227 |
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228 CleanupStack::PopAndDestroy(mediaPopupTitle); |
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229 CleanupStack::PopAndDestroy(path); |
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230 return command; |
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231 } |
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232 |
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233 |
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234 // --------------------------------------------------------------------------- |
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235 // CGlxCommandHandlerNewMedia::HandleErrorL |
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236 // --------------------------------------------------------------------------- |
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237 // |
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238 void CGlxCommandHandlerNewMedia::HandleErrorL(TInt aError) |
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239 { |
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240 TRACER("CGlxCommandHandlerNewMedia::HandleErrorL"); |
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241 if (aError == KErrAlreadyExists && iNewMediaItemTitle) |
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242 { |
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243 HBufC* info = StringLoader::LoadLC(R_GLX_NAME_ALREADY_USED, *iNewMediaItemTitle); |
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244 GlxGeneralUiUtilities::ShowInfoNoteL(*info, ETrue); |
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245 CleanupStack::PopAndDestroy(info); |
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246 iFileNameAlreadyExists = ETrue ; |
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247 // As the new Item name already existing , re-execute the command to show entry pop-up |
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248 CGlxMpxCommandCommandHandler::ExecuteL( EGlxCmdAddMedia ); |
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249 if (iSchedulerWait && iNewMediaCreationError == KErrCancel ) |
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250 { |
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251 // if iSchedulerWait exists then we know the command is being executed from |
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252 // the ExecuteLD() method. |
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253 // Stop the schedulerwait loop if dialog is cancelled after starting the schedulerwait loop |
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254 iSchedulerWait->AsyncStop(); |
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255 } |
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256 } |
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257 else |
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258 { |
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259 // Use default error handler |
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260 CGlxMpxCommandCommandHandler::HandleErrorL(aError); |
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261 } |
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262 } |
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263 |
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264 // ----------------------------------------------------------------------------- |
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265 // BypassFiltersForExecute |
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266 // ----------------------------------------------------------------------------- |
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267 // |
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268 EXPORT_C TBool CGlxCommandHandlerNewMedia::BypassFiltersForExecute() const |
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269 { |
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270 TRACER("CGlxCommandHandlerNewMedia::BypassFiltersForExecute()"); |
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271 // if iSchedulerWait exists then we know the command is being executed from |
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272 // the ExecuteLD() method and filtering is not required. |
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273 return iSchedulerWait != NULL; |
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274 } |
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275 |
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276 |
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277 // --------------------------------------------------------------------------- |
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278 // TitlesL fetches the 'media popup title' and 'default new media item title' |
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279 // from the collection. |
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280 // --------------------------------------------------------------------------- |
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281 // |
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282 |
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283 void CGlxCommandHandlerNewMedia::TitlesL(const TGlxMediaId aCollectionId, |
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284 TDes& aDefaultNewMediaItemTitle) const |
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285 { |
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286 TRACER("CGlxCommandHandlerNewMedia::TitlesL"); |
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287 CMPXCollectionPath* path = CMPXCollectionPath::NewL(); |
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288 CleanupStack::PushL(path); |
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289 MGlxMediaList* rootList = MGlxMediaList::InstanceL(*path); |
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290 CleanupClosePushL(*rootList); |
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291 |
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292 TGlxSpecificIdIterator iter(KGlxIdSpaceIdRoot, aCollectionId); |
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293 CGlxAttributeContext* attributeContext = |
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294 new (ELeave) CGlxAttributeContext(&iter); |
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295 CleanupStack::PushL(attributeContext); |
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296 attributeContext->AddAttributeL( |
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297 KGlxMediaCollectionPluginSpecificDefaultMediaTitle); |
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298 rootList->AddContextL(attributeContext, KGlxFetchContextPriorityBlocking); |
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299 |
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300 TGlxFetchContextRemover contextRemover(attributeContext, *rootList); |
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301 // put to cleanupstack as cleanupstack is emptied before stack objects |
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302 // are deleted |
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303 CleanupClosePushL(contextRemover); |
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304 User::LeaveIfError(GlxAttributeRetriever::RetrieveL(*attributeContext, |
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305 *rootList, ETrue)); |
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306 // context off the list |
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307 CleanupStack::PopAndDestroy(&contextRemover); |
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308 |
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309 TInt index = rootList->Index(KGlxIdSpaceIdRoot, aCollectionId); |
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310 |
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311 __ASSERT_DEBUG(index != KErrNotFound, Panic(EGlxPanicRequiredItemNotFound)); |
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312 |
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313 TGlxMedia item = rootList->Item(index); |
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314 |
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315 const CGlxMedia* media = item.Properties(); |
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316 if (media) |
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317 { |
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318 aDefaultNewMediaItemTitle.Copy(media->ValueText( |
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319 KGlxMediaCollectionPluginSpecificDefaultMediaTitle).Left( |
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320 KMaxMediaPopupTextLength)); |
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321 } |
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322 |
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323 CleanupStack::PopAndDestroy(attributeContext); |
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324 CleanupStack::PopAndDestroy(rootList); |
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325 CleanupStack::PopAndDestroy(path); |
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326 } |
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327 |
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328 // --------------------------------------------------------------------------- |
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329 // TitlesL fetches the 'media popup title' and 'default new media item title' |
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330 // from the collection. |
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331 // --------------------------------------------------------------------------- |
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332 // |
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333 HBufC* CGlxCommandHandlerNewMedia::GenerateNewMediaItemTitleL( |
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334 const TDesC& aDefaultNewMediaItemTitle, MGlxMediaList& aList) const |
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335 { |
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336 TRACER("CGlxCommandHandlerNewMedia::GenerateNewMediaItemTitleL"); |
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337 TGlxSequentialIterator iter; |
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338 CGlxAttributeContext* attributeContext = |
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339 new (ELeave) CGlxAttributeContext(&iter); |
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340 CleanupStack::PushL(attributeContext); |
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341 attributeContext->AddAttributeL(KMPXMediaGeneralTitle); |
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342 aList.AddContextL(attributeContext, KGlxFetchContextPriorityBlocking); |
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343 TGlxFetchContextRemover contextRemover(attributeContext, aList); |
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344 // put to cleanupstack as cleanupstack is emptied before stack objects |
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345 // are deleted |
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346 CleanupClosePushL(contextRemover); |
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347 User::LeaveIfError(GlxAttributeRetriever::RetrieveL(*attributeContext, |
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348 aList, EFalse)); |
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349 // context off the list |
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350 CleanupStack::PopAndDestroy(&contextRemover); |
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351 CleanupStack::PopAndDestroy(attributeContext); |
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352 |
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353 RArray<TInt> numbers; |
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354 CleanupClosePushL(numbers); |
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355 |
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356 TInt count = aList.Count(); |
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357 for (TInt i = 0; i < count; i++) |
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358 { |
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359 TGlxMedia item = aList.Item(i); |
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360 const CGlxMedia* media = item.Properties(); |
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361 if (media) |
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362 { |
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363 const TDesC& title = media->ValueText(KMPXMediaGeneralTitle); |
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364 |
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365 TInt length = aDefaultNewMediaItemTitle.Length(); |
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366 if (title.Left(length).Compare(aDefaultNewMediaItemTitle) == 0) |
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367 { |
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368 if (length == title.Length()) |
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369 { |
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370 numbers.InsertInOrderL(0); // special case |
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371 } |
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372 else if (title.Length() > length + KOpenBracket().Length() |
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373 + KCloseBracket().Length()) |
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374 { |
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375 TInt pos = length; |
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376 length = KOpenBracket().Length(); |
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377 |
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378 if (title.Mid(pos, length).Compare(KOpenBracket) == 0 |
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379 && title.Right(KCloseBracket().Length()).Compare( |
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380 KCloseBracket) == 0) |
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381 { |
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382 pos += length; |
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383 length = title.Length() - pos |
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384 - KCloseBracket().Length(); |
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385 if (length > 0) |
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386 { |
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387 HBufC* num = title.Mid(pos, length).AllocLC(); |
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388 TPtr numPtr = num->Des(); |
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389 //Change to Western numeric for determining next numeral |
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390 AknTextUtils::ConvertDigitsTo(numPtr,EDigitTypeWestern); |
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391 TLex lex(numPtr); |
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392 TInt val = 0; |
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393 if (lex.Val(val) == KErrNone) |
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394 { |
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395 numbers.InsertInOrderL(val); |
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396 } |
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397 CleanupStack::PopAndDestroy(num); |
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398 } |
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399 } |
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400 } |
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401 |
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402 } |
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403 } |
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404 } |
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405 |
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406 TInt nextNumber = 0; |
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407 count = numbers.Count(); |
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408 for (TInt i = 0; i < count; i++) |
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409 { |
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410 if (numbers[i] == nextNumber) |
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411 { |
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412 nextNumber++; |
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413 } |
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414 else |
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415 { |
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416 break; |
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417 } |
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418 } |
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419 |
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420 CleanupStack::PopAndDestroy(&numbers); |
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421 |
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422 TInt defaultTitleLength = aDefaultNewMediaItemTitle.Length() |
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423 + KFileNameFormatString().Length() + KCloseBracket().Length() |
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424 + KMaxNumberLength; |
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425 // If the default title length is bigger than KMaxMediaPopupTextLength, |
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426 // make sure we allocate enough space for it. |
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427 TInt titleLength = defaultTitleLength > KMaxMediaPopupTextLength ? |
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428 defaultTitleLength |
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429 : KMaxMediaPopupTextLength; |
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430 HBufC* newMediaItemTitle = HBufC::NewL(titleLength); |
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431 TPtr newMediaItemTitleDes = newMediaItemTitle->Des(); |
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432 newMediaItemTitleDes.Append(aDefaultNewMediaItemTitle); |
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433 |
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434 if (nextNumber > 0) |
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435 { |
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436 newMediaItemTitleDes.AppendFormat(KFileNameFormatString, nextNumber); |
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437 //Change numeric according to current input language here |
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438 AknTextUtils::ConvertDigitsTo(newMediaItemTitleDes, |
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439 AknTextUtils::TextEditorDigitType()); |
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440 } |
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441 else |
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442 { |
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443 // 0 is a special case, return "New Media", not "New Media (0)" |
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444 } |
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445 |
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446 return newMediaItemTitle; |
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447 } |
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448 |
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449 // ----------------------------------------------------------------------------- |
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450 // SetFocusL() |
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451 // ----------------------------------------------------------------------------- |
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452 // |
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453 void CGlxCommandHandlerNewMedia::SetFocusL(TInt aIndex) |
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454 { |
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455 TRACER("CGlxCommandHandlerNewMedia::SetFocusL"); |
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456 iOkToExit = ETrue; |
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457 MediaList().SetFocusL(NGlxListDefs::EAbsolute, aIndex); |
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458 TryExitL(KErrNone); |
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459 } |
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460 |
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461 // ----------------------------------------------------------------------------- |
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462 // HandleItemAddedL |
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463 // ----------------------------------------------------------------------------- |
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464 // |
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465 EXPORT_C void CGlxCommandHandlerNewMedia::HandleItemAddedL(TInt aStartIndex, |
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466 TInt aEndIndex, MGlxMediaList* aList) |
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467 { |
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468 TRACER("CGlxCommandHandlerNewMedia::HandleItemAddedL"); |
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469 if (aList == &MediaList() && iNewMediaId != KGlxCollectionRootId) |
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470 { |
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471 for (TInt i = aStartIndex; i <= aEndIndex; i++) |
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472 { |
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473 if (aList->Item(i).Id() == iNewMediaId) |
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474 { |
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475 // calls CGlxCommandHandlerNewMedia::SetFocusL asynchronously |
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476 iAsyncFocuser->SetFocus(i); |
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477 break; |
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478 } |
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479 } |
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480 } |
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481 } |
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482 |
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483 // ----------------------------------------------------------------------------- |
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484 // Constructor |
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485 // ----------------------------------------------------------------------------- |
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486 // |
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487 CGlxCommandHandlerNewMedia::CGlxAsyncFocuser:: |
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488 CGlxAsyncFocuser(CGlxCommandHandlerNewMedia* aGlxCommandHandlerNewMedia) |
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489 : CActive(KMaxTInt), iGlxCommandHandlerNewMedia(aGlxCommandHandlerNewMedia) |
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490 // The active object has the maximum possible priority to prevent |
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491 // other active objects running before it. (Unless they too are |
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492 // scheduled to run and have the maximum possible priority |
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493 { |
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494 TRACER("CGlxCommandHandlerNewMedia::CGlxAsyncFocuser::CGlxAsyncFocuser"); |
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495 __ASSERT_DEBUG(aGlxCommandHandlerNewMedia, Panic(EGlxPanicNullPointer)); |
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496 CActiveScheduler::Add(this); |
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497 } |
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498 |
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499 // ----------------------------------------------------------------------------- |
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500 // Destructor |
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501 // ----------------------------------------------------------------------------- |
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502 // |
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503 CGlxCommandHandlerNewMedia::CGlxAsyncFocuser:: |
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504 ~CGlxAsyncFocuser() |
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505 { |
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506 TRACER("CGlxCommandHandlerNewMedia::CGlxAsyncFocuser::~CGlxAsyncFocuser()"); |
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507 Cancel(); |
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508 } |
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509 |
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510 // ----------------------------------------------------------------------------- |
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511 // RunL |
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512 // ----------------------------------------------------------------------------- |
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513 // |
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514 void CGlxCommandHandlerNewMedia::CGlxAsyncFocuser::RunL() |
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515 { |
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516 TRACER("CGlxCommandHandlerNewMedia::CGlxAsyncFocuser::RunL()"); |
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517 iGlxCommandHandlerNewMedia->SetFocusL(iFocusIndex); |
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518 } |
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519 |
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520 // ----------------------------------------------------------------------------- |
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521 // DoCancel |
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522 // ----------------------------------------------------------------------------- |
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523 // |
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524 void CGlxCommandHandlerNewMedia::CGlxAsyncFocuser::DoCancel() |
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525 { |
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526 // No need to do anything |
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527 // CActive::Cancel() will wait for the request to complete |
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528 } |
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529 |
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530 // ----------------------------------------------------------------------------- |
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531 // SetFocusL |
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532 // ----------------------------------------------------------------------------- |
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533 // |
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534 void CGlxCommandHandlerNewMedia::CGlxAsyncFocuser::SetFocus(TInt aIndex) |
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535 { |
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536 TRACER("CGlxCommandHandlerNewMedia::CGlxAsyncFocuser::SetFocus()"); |
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537 iFocusIndex = aIndex; |
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538 TRequestStatus* requestStatus = &iStatus; |
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539 User::RequestComplete(requestStatus,KErrNone); |
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540 SetActive(); |
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541 } |