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1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Internal class for manipulating the bookmark folders. |
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15 // @internalComponent |
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16 // |
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17 // |
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18 |
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19 #include "bkmrk.h" |
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20 #include "bkmrkfolder.h" |
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21 #include "bkmrkdb.h" |
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22 #include "repository.h" |
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23 |
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24 CBookmarkFolder* CBookmarkFolder::NewL(CBookmarkFolder* aParent, CBookmarkDb& aDb) |
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25 { |
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26 CBookmarkFolder* self = new (ELeave) CBookmarkFolder(aDb); |
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27 CleanupStack::PushL(self); |
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28 self->ConstructL(aParent); |
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29 CleanupStack::Pop(self); |
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30 return self; |
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31 } |
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32 |
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33 CBookmarkFolder::CBookmarkFolder(CBookmarkDb& aDb) |
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34 : CBookmarkBase(aDb, aDb.FolderRepository()) |
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35 { |
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36 } |
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37 |
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38 CBookmarkFolder::~CBookmarkFolder() |
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39 { |
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40 Reset(); |
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41 |
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42 delete iTitle; |
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43 delete iProperties; |
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44 } |
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45 |
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46 void CBookmarkFolder::DeleteL() |
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47 { |
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48 TInt index = iChildren.Count() - 1; |
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49 for (;index >= 0; --index) |
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50 { |
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51 // there should be no open handles to any bookmarks |
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52 __ASSERT_ALWAYS(iChildren[index]->RefCount() == 0, |
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53 User::Panic(Bookmark::KBookmarkErrOpenHandles, KErrGeneral)); |
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54 iChildren[index]->DeleteL(); |
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55 } |
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56 iChildren.Reset(); |
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57 |
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58 iDatabase.RemoveFolderL(this); |
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59 iParent->Remove(*this); |
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60 iParent = NULL; |
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61 |
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62 iStatus = EStatusDeleted; |
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63 } |
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64 |
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65 void CBookmarkFolder::Reset() |
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66 { |
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67 TInt index = iChildren.Count() - 1; |
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68 for (;index >= 0; --index) |
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69 { |
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70 // there should be no open handles to any bookmarks |
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71 __ASSERT_ALWAYS(iChildren[index]->RefCount() == 0, |
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72 User::Panic(Bookmark::KBookmarkErrOpenHandles, KErrGeneral)); |
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73 delete iChildren[index]; |
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74 } |
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75 iChildren.Reset(); |
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76 } |
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77 |
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78 void CBookmarkFolder::ConstructL(CBookmarkFolder* aParent) |
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79 { |
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80 if (aParent) |
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81 { |
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82 aParent->AppendL(*this); |
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83 } |
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84 } |
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85 |
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86 Bookmark::TType CBookmarkFolder::Type() const |
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87 { |
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88 return Bookmark::ETypeFolder; |
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89 } |
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90 |
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91 RBkFolder CBookmarkFolder::OpenFolder() |
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92 { |
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93 RBkFolder folder; |
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94 folder.SetItem(*this); |
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95 return folder; |
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96 } |
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97 |
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98 CBkmrkProperties& CBookmarkFolder::BkmrkPropertiesL() |
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99 { |
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100 if (!iProperties) |
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101 { |
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102 iProperties = CBkmrkProperties::NewL(*this, iDatabase, *iRepository); |
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103 if (iStatus != EStatusCreating) |
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104 { |
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105 iProperties->TransactionL(ETransLoad); |
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106 } |
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107 } |
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108 |
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109 return *iProperties; |
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110 } |
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111 |
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112 void CBookmarkFolder::SendChildrenToFolderL(CBookmarkFolder& aFolder) |
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113 { |
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114 TInt index = iChildren.Count() - 1; |
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115 for (;index >= 0; --index) |
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116 { |
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117 aFolder.AppendL(*(iChildren[index])); |
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118 } |
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119 iChildren.Reset(); |
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120 } |
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121 |
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122 void CBookmarkFolder::AppendL(CBookmarkBase& aBookmarkItem) |
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123 { |
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124 LeaveIfNotWritableL(); |
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125 CBookmarkFolder* parent = aBookmarkItem.Parent(); |
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126 aBookmarkItem.SetParentL(*this); |
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127 if (parent) |
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128 { |
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129 parent->Remove(aBookmarkItem); |
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130 } |
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131 iChildren.AppendL(&aBookmarkItem); |
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132 aBookmarkItem.SetDirty(); |
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133 } |
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134 |
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135 void CBookmarkFolder::InsertL(CBookmarkBase& aBookmarkItem, TInt aPosition) |
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136 { |
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137 LeaveIfNotWritableL(); |
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138 CBookmarkFolder* parent = aBookmarkItem.Parent(); |
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139 |
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140 if (parent == this) |
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141 { |
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142 if (Index(aBookmarkItem) == aPosition) |
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143 { |
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144 // If the item is already in the right position in this folder |
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145 // then there is nothing to do. |
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146 return; |
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147 } |
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148 } |
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149 else |
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150 { |
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151 aBookmarkItem.SetParentL(*this); |
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152 } |
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153 |
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154 if (parent) |
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155 { |
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156 parent->Remove(aBookmarkItem); |
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157 } |
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158 iChildren.InsertL(&aBookmarkItem, aPosition); |
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159 aBookmarkItem.SetDirty(); |
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160 |
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161 // This changes the rank of all children after the insertion. Touch each |
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162 // child so that this is saved on a commit |
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163 TInt index = iChildren.Count() - 1; |
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164 for (;index >= aPosition; --index) |
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165 { |
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166 if (!iChildren[index]->IsOrphaned()) |
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167 { |
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168 iChildren[index]->SetDirty(); |
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169 } |
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170 } |
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171 } |
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172 |
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173 TInt CBookmarkFolder::Move(TInt aOldPosition, TInt aNewPosition) |
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174 { |
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175 TRAPD( err, LeaveIfNotWritableL() ); |
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176 if (err != KErrNone) |
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177 { |
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178 return err; |
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179 } |
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180 TInt maxIndex = iChildren.Count() -1; |
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181 if (aOldPosition < 0 || aOldPosition > maxIndex || |
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182 aNewPosition < 0 || aNewPosition > maxIndex) |
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183 { |
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184 return KErrArgument; |
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185 } |
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186 if (iChildren[aOldPosition]->IsOrphaned()) |
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187 { |
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188 return Bookmark::KErrOrphanedItem; |
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189 } |
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190 CBookmarkBase* item = iChildren[aOldPosition]; |
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191 iChildren.Remove(aOldPosition); |
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192 iChildren.Insert(item, aNewPosition); |
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193 return KErrNone; |
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194 } |
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195 |
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196 TInt CBookmarkFolder::Index(CBookmarkBase& aItem) const |
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197 { |
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198 return iChildren.Find(&aItem); |
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199 } |
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200 |
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201 TInt CBookmarkFolder::Find(Bookmark::TItemId aId) const |
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202 { |
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203 TInt index = iChildren.Count() - 1; |
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204 for (; index >= 0; --index) |
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205 { |
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206 if (iChildren[index]->Id() == aId) |
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207 { |
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208 break; |
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209 } |
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210 } |
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211 return index; |
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212 } |
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213 |
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214 TInt CBookmarkFolder::Count() const |
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215 { |
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216 return iChildren.Count(); |
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217 } |
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218 |
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219 CBookmarkBase& CBookmarkFolder::At(TInt aIndex) |
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220 { |
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221 return *(iChildren[aIndex]); |
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222 } |
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223 |
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224 void CBookmarkFolder::Remove(CBookmarkBase& aBookmarkItem) |
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225 { |
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226 TInt index = iChildren.Find(&aBookmarkItem); |
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227 if (index != KErrNotFound) |
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228 { |
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229 iChildren.Remove(index); |
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230 } |
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231 } |
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232 |
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233 TUint32 CBookmarkFolder::IndexBase() |
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234 { |
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235 // Folder ids have the top bit set. This ensures that bookmark ids and folder ids don't |
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236 // clash. This bit needs to be removed to get the actual index value |
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237 TUint32 indexBase = iId & ~KFolderIdMaskID; |
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238 return (indexBase << KBookmarkIndexShift); |
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239 } |
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240 |
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241 void CBookmarkFolder::SetIdFromIndexBase(TUint32 aIndexBase) |
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242 { |
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243 iId = aIndexBase >> KBookmarkIndexShift; |
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244 iId |= KFolderIdMaskID; |
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245 } |
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246 |
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247 void CBookmarkFolder::TransNewL() |
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248 { |
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249 CBookmarkBase::TransNewL(); |
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250 BkmrkPropertiesL().TransNewL(); |
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251 } |
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252 |
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253 void CBookmarkFolder::TransSaveL() |
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254 { |
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255 CBookmarkBase::TransSaveL(); |
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256 if (iProperties) |
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257 { |
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258 BkmrkPropertiesL().TransSaveL(); |
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259 } |
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260 } |
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261 |
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262 void CBookmarkFolder::TransLoadL() |
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263 { |
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264 CBookmarkBase::TransLoadL(); |
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265 if (iProperties) |
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266 { |
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267 BkmrkPropertiesL().TransLoadL(); |
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268 } |
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269 SetClean(); |
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270 } |
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271 |
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272 void CBookmarkFolder::TransRemoveL() |
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273 { |
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274 CBookmarkBase::TransRemoveL(); |
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275 |
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276 // ensure extended properties are loaded |
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277 BkmrkPropertiesL(); |
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278 iProperties->TransRemoveL(); |
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279 } |
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280 |