1 /* |
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2 * Copyright (c) 2007-2008 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: |
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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 "hnmdmenuitem.h" |
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20 #include "hnglobals.h" |
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21 #include "hnconvutils.h" |
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22 #include "hnstringhandler.h" |
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23 #include "hnconditioninterface.h" |
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24 #include "hnmdeventmappingelement.h" |
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25 #include "hnmdevent.h" |
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26 #include "hnmenuitemmodel.h" |
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27 #include "hnconditionfactory.h" |
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28 |
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29 // ======== MEMBER FUNCTIONS ======== |
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30 |
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31 // --------------------------------------------------------------------------- |
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32 // |
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33 // --------------------------------------------------------------------------- |
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34 // |
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35 TBool CHnMdMenuItem::IsMenuItemElementName( const TDesC8& aNameToCompare ) |
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36 { |
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37 return !aNameToCompare.Compare( KMenuItemElementName8 ) |
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38 || !aNameToCompare.Compare( KMenuItemSpecificElementName8 ) |
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39 || !aNameToCompare.Compare( KMenuItemActionElementName8 ); |
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40 } |
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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 // |
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46 void CHnMdMenuItem::AppendChildItemL( CHnMdMenuItem* aMenuItem ) |
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47 { |
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48 iChildren.AppendL( aMenuItem ); |
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49 } |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // |
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53 // --------------------------------------------------------------------------- |
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54 // |
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55 void CHnMdMenuItem::EvaluateL( CHnMenuItemModel* aMenuModel, |
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56 const CLiwGenericParamList& aQueriesResultsList, TInt aPos ) |
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57 { |
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58 for ( TInt i( 0 ); i < iChildren.Count(); i++ ) |
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59 { |
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60 CHnMdMenuItem* mdMenu = iChildren[ i ]; |
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61 if ( mdMenu->IsValidL( aQueriesResultsList, aPos ) ) |
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62 { |
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63 CHnMenuItemModel* menu = CHnMenuItemModel::NewL( mdMenu->NameL() ); |
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64 mdMenu->EvaluateL( menu, aQueriesResultsList, aPos ); |
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65 aMenuModel->AppendChildMenuL( menu ); |
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66 } |
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67 } |
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68 aMenuModel->SetCommand( iEvent ); |
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69 aMenuModel->SetPosition( iPosition ); |
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70 aMenuModel->SetMenuItemType( iType ); |
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71 } |
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72 |
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73 // --------------------------------------------------------------------------- |
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74 // ConstructL takes as an argument an item xml element. It iterates through |
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75 // item elements in order to find menuitems. |
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76 // --------------------------------------------------------------------------- |
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77 // |
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78 void CHnMdMenuItem::CreatePropertiesL( TXmlEngElement aElement, |
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79 THnMdCommonPointers* /* aCmnPtrs */ ) |
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80 { |
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81 iType = CHnMenuItemModel::EItemApplication; |
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82 if ( !aElement.Name().Compare( KMenuItemSpecificElementName8 ) ) |
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83 { |
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84 iType = CHnMenuItemModel::EItemSpecific; |
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85 } |
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86 else if ( !aElement.Name().Compare( KMenuItemActionElementName8 ) ) |
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87 { |
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88 iType = CHnMenuItemModel::EItemAction; |
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89 } |
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90 |
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91 // name |
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92 HBufC* name = HnConvUtils::Str8ToStrLC( |
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93 aElement.AttributeValueL( KName8 ) ); |
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94 iName.Assign(name); |
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95 CleanupStack::Pop( name ); |
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96 |
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97 // position |
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98 TPtrC8 pos = aElement.AttributeValueL( KPositionAttrName8 ); |
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99 TLex8 lexPosition ( pos ); |
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100 User::LeaveIfError( lexPosition.Val( iPosition ) ); |
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101 |
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102 // event |
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103 if( aElement.AttributeValueL( KEventAttrName8 ).Length() && |
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104 !aElement.HasChildNodes() ) |
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105 { // there might not be the event attribute - submenues |
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106 TPtrC8 event = aElement.AttributeValueL( KEventAttrName8 ); |
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107 TLex8 lex( event ); |
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108 User::LeaveIfError( lex.Val( iEvent ) ); |
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109 } |
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110 |
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111 // condition |
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112 if( aElement.AttributeValueL( KMenuConditionAttrName8 ).Length() ) |
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113 { |
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114 iCondition = HnConditionFactory::NewL( |
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115 aElement.AttributeNodeL( KMenuConditionAttrName8 ) ); |
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116 } |
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117 } |
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118 |
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119 // --------------------------------------------------------------------------- |
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120 // |
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121 // --------------------------------------------------------------------------- |
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122 // |
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123 void CHnMdMenuItem::CreateChildrenL( TXmlEngElement aElement, |
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124 THnMdCommonPointers* aCmnPtrs ) |
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125 { |
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126 RXmlEngNodeList< TXmlEngElement > children; |
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127 CleanupClosePushL( children ); |
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128 aElement.GetChildElements( children ); |
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129 TInt count = children.Count(); |
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130 |
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131 for ( TInt i = 0; i < count; i++ ) |
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132 { |
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133 TXmlEngElement child = children.Next(); |
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134 if ( IsMenuItemElementName( child.Name() ) ) |
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135 { |
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136 AppendChildItemL( CHnMdMenuItem::NewL( child, aCmnPtrs ) ); |
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137 } |
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138 } |
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139 CleanupStack::PopAndDestroy( &children ); |
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140 } |
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141 |
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142 // --------------------------------------------------------------------------- |
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143 // ConstructL takes as an argument an item xml element. It iterates through |
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144 // item elements in order to find menuitems. |
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145 // --------------------------------------------------------------------------- |
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146 // |
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147 void CHnMdMenuItem::ConstructL( TXmlEngElement aElement, |
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148 THnMdCommonPointers* aCmnPtrs ) |
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149 { |
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150 if ( IsMenuItemElementName( aElement.Name() ) ) |
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151 { // this is an ordinary menu item |
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152 CreatePropertiesL( aElement, aCmnPtrs ); |
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153 CreateChildrenL( aElement, aCmnPtrs ); // in case there are subitems |
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154 } |
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155 else |
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156 { // this is the root level |
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157 CreateChildrenL( aElement, aCmnPtrs ); |
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158 } |
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159 } |
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160 |
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161 // --------------------------------------------------------------------------- |
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162 // |
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163 // --------------------------------------------------------------------------- |
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164 // |
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165 CHnMdMenuItem* CHnMdMenuItem::NewL( TXmlEngElement aElement, |
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166 THnMdCommonPointers* aCmnPtrs ) |
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167 { |
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168 CHnMdMenuItem* self = CHnMdMenuItem::NewLC( aElement, aCmnPtrs ); |
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169 CleanupStack::Pop( self ); |
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170 return self; |
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171 } |
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172 |
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173 // --------------------------------------------------------------------------- |
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174 // |
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175 // --------------------------------------------------------------------------- |
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176 // |
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177 CHnMdMenuItem* CHnMdMenuItem::NewLC( TXmlEngElement aElement, |
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178 THnMdCommonPointers* aCmnPtrs ) |
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179 { |
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180 CHnMdMenuItem* self = new( ELeave ) CHnMdMenuItem; |
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181 CleanupStack::PushL( self ); |
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182 self->ConstructL( aElement, aCmnPtrs ); |
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183 return self; |
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184 } |
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185 |
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186 // --------------------------------------------------------------------------- |
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187 // |
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188 // --------------------------------------------------------------------------- |
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189 // |
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190 CHnMdMenuItem::CHnMdMenuItem() |
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191 { |
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192 } |
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193 |
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194 // --------------------------------------------------------------------------- |
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195 // |
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196 // --------------------------------------------------------------------------- |
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197 // |
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198 CHnMdMenuItem::~CHnMdMenuItem() |
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199 { |
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200 iName.Close(); |
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201 iChildren.ResetAndDestroy(); |
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202 iNameValueCache.Close(); |
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203 delete iCondition; |
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204 } |
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205 |
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206 // --------------------------------------------------------------------------- |
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207 // |
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208 // --------------------------------------------------------------------------- |
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209 // |
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210 const TDesC& CHnMdMenuItem::NameL() |
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211 { |
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212 iNameValueCache.Close(); |
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213 HnStringHandler::LocaliseL( iNameValueCache, iName, NULL /*common params*/); |
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214 return iNameValueCache; |
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215 } |
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216 |
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217 // --------------------------------------------------------------------------- |
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218 // |
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219 // --------------------------------------------------------------------------- |
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220 // |
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221 TBool CHnMdMenuItem::IsValidL( const CLiwGenericParamList& aQueryResults, |
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222 TInt aPos ) |
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223 { |
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224 TBool ret( EFalse ); |
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225 if( !iCondition || iCondition->ResultL( aQueryResults, aPos ) ) |
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226 { |
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227 ret = ETrue; |
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228 } |
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229 return ret; |
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230 } |
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231 |
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