1 /* |
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2 * Copyright (c) 2005-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Provides blid document class methods. |
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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 // INCLUDE FILES |
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20 #include <sysutil.h> |
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21 #include <f32file.h> |
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22 #include <pathinfo.h> |
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23 #include <driveinfo.h> |
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24 |
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25 #include "CBlidDocument.h" |
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26 #include "CBlidAppUi.h" |
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27 #include "CBlidEng.h" |
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28 #include "bliduiconsts.h" |
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29 |
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30 // constants |
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31 const TInt KBytesToWrite = 2*sizeof(TInt); |
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32 |
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33 // ================= MEMBER FUNCTIONS ======================= |
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34 // ---------------------------------------------------------------------------- |
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35 // CBlidDocument::CBlidDocument |
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36 // First phase constructor, may not leave |
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37 // ---------------------------------------------------------------------------- |
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38 // |
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39 CBlidDocument::CBlidDocument(CEikApplication& aApp) |
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40 : CAknDocument(aApp) |
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41 { |
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42 } |
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43 |
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44 // ---------------------------------------------------------------------------- |
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45 // CBlidDocument::~CBlidDocument |
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46 // Destructor, frees allocated resources |
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47 // ---------------------------------------------------------------------------- |
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48 // |
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49 CBlidDocument::~CBlidDocument() |
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50 { |
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51 delete iEngine; |
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52 } |
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53 |
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54 // ---------------------------------------------------------------------------- |
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55 // CBlidDocument::ConstructL |
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56 // Symbian 2nd phase constructor can leave. |
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57 // ---------------------------------------------------------------------------- |
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58 // |
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59 void CBlidDocument::ConstructL() |
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60 { |
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61 CreateEngineL(); |
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62 } |
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63 |
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64 // ---------------------------------------------------------------------------- |
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65 // CBlidDocument::NewL |
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66 // Two-phased constructor. |
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67 // ---------------------------------------------------------------------------- |
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68 // |
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69 CBlidDocument* CBlidDocument::NewL( |
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70 CEikApplication& aApp) // CLocApp reference |
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71 { |
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72 CBlidDocument* self = new (ELeave) CBlidDocument( aApp ); |
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73 CleanupStack::PushL( self ); |
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74 self->ConstructL(); |
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75 CleanupStack::Pop( self ); |
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76 return self; |
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77 } |
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78 |
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79 // ---------------------------------------------------- |
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80 // CBlidDocument::CreateAppUiL |
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81 // constructs CBlidAppUi |
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82 // ---------------------------------------------------- |
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83 // |
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84 CEikAppUi* CBlidDocument::CreateAppUiL() |
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85 { |
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86 return new (ELeave) CBlidAppUi; |
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87 } |
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88 |
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89 // ---------------------------------------------------------------------------- |
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90 // CBlidDocument::CreateEngineL |
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91 // Create instance of CBlidEng |
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92 // ---------------------------------------------------------------------------- |
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93 // |
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94 void CBlidDocument::CreateEngineL() |
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95 { |
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96 iEngine = CBlidEng::NewL(); |
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97 } |
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98 |
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99 // ---------------------------------------------------------------------------- |
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100 // CBlidDocument::Engine |
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101 // Returns the CBlidEng instance |
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102 // ---------------------------------------------------------------------------- |
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103 // |
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104 CBlidEng* CBlidDocument::Engine() |
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105 { |
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106 return iEngine; |
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107 } |
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108 |
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109 // ---------------------------------------------------------------------------- |
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110 // CBlidDocument::StoreL |
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111 // Stores the app's document |
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112 // ---------------------------------------------------------------------------- |
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113 // |
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114 void CBlidDocument::StoreL( CStreamStore& aStore, |
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115 CStreamDictionary& aStreamDic ) const |
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116 { |
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117 TStreamId id = iEngine->StoreL( aStore, *EditStore() ); |
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118 aStreamDic.AssignL( KBlidUI, id ); |
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119 } |
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120 |
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121 // ---------------------------------------------------------------------------- |
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122 // CBlidDocument::RestoreL |
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123 // Restore the app's document |
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124 // ---------------------------------------------------------------------------- |
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125 // |
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126 void CBlidDocument::RestoreL( const CStreamStore& aStore, |
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127 const CStreamDictionary& aStreamDic ) |
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128 { |
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129 TStreamId streamId = aStreamDic.At( KBlidUI ); |
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130 iEngine->RestoreL( aStore, streamId ); |
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131 SetChanged( EFalse ); |
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132 } |
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133 |
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134 // ---------------------------------------------------------------------------- |
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135 // CBlidDocument::OpenFileL |
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136 // Restores the document's state from the specified file |
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137 // ---------------------------------------------------------------------------- |
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138 // |
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139 CFileStore* CBlidDocument::OpenFileL(TBool aDoOpen, |
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140 const TDesC& aFileName, |
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141 RFs& aFs) |
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142 { |
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143 // changes done for multiple drive support |
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144 TChar colon = ':'; |
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145 TFileName wpFileName; |
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146 wpFileName.Append(PathInfo::PhoneMemoryRootPath()[0]); |
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147 wpFileName.Append(colon); |
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148 wpFileName.Append(aFileName); |
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149 |
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150 if(!aDoOpen ) |
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151 { |
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152 if ( SysUtil::DiskSpaceBelowCriticalLevelL( &aFs, KBytesToWrite, DriveInfo::EDefaultPhoneMemory ) ) |
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153 { |
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154 User::Leave(KErrNoMemory); |
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155 } |
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156 } |
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157 return CEikDocument::OpenFileL( aDoOpen, wpFileName, aFs ); |
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158 } |
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159 |
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160 // End of File |
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