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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 |
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20 #ifndef C_HNMDMENUITEM_H |
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21 #define C_HNMDMENUITEM_H |
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22 |
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23 #include <e32hashtab.h> |
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24 #include <e32base.h> |
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25 #include <xmlengelement.h> |
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26 |
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27 struct THnMdCommonPointers; |
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28 class CHnCondition; |
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29 class CLiwGenericParamList; |
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30 class CHnMenuItemModel; |
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31 class CHnConditionInterface; |
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32 |
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33 /** |
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34 * Menu Item. |
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35 * |
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36 * This class represents items in the Options menu. |
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37 * |
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38 * @lib hnmetadatamodel |
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39 * @since S60 5.0 |
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40 * @ingroup group_hnmetadatamodel |
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41 */ |
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42 NONSHARABLE_CLASS(CHnMdMenuItem) : public CBase |
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43 { |
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44 public: |
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45 |
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46 /** |
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47 * Two-phase constructor. |
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48 * |
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49 * @since S60 5.0 |
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50 * @param aElement Xml element. |
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51 * @param aCmnPtrs Common pointers. |
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52 * @return Fully constructed object. |
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53 */ |
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54 static CHnMdMenuItem* NewL( TXmlEngElement aElement, |
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55 THnMdCommonPointers* aCmnPtrs ); |
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56 |
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57 /** |
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58 * Two-phase constructor. |
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59 * |
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60 * @since S60 5.0 |
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61 * @param aElement Xml element. |
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62 * @param aCmnPtrs Common pointers. |
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63 * @return Fully constructed object. |
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64 */ |
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65 static CHnMdMenuItem* NewLC( TXmlEngElement aElement, |
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66 THnMdCommonPointers* aCmnPtrs ); |
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67 |
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68 /** |
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69 * Standard C++ virtual destructor. |
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70 * |
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71 * @since S60 5.0 |
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72 */ |
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73 ~CHnMdMenuItem( ); |
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74 |
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75 /** |
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76 * Gets position. |
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77 * |
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78 * @since S60 5.0 |
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79 * @param aMenuModel Menu model. |
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80 * @param aQueriesResultsList Queries results list. |
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81 * @param aPos Position of the record in the results list. |
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82 */ |
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83 void EvaluateL( CHnMenuItemModel* aMenuModel, |
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84 const CLiwGenericParamList& aQueriesResultsList, TInt aPos ); |
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85 |
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86 public: |
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87 // from MHnMdMenuItemBase |
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88 |
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89 /** |
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90 * Gets the menu item's name |
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91 * |
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92 * @return Name of menu item. |
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93 */ |
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94 const TDesC& NameL(); |
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95 |
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96 /** |
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97 * Checks if the menu item is valid. |
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98 * |
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99 * @since S60 5.0 |
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100 * @param aQueryResults Query results. |
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101 * @param aPos Position. |
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102 * @return True if a condition is satisfied. |
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103 */ |
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104 TBool IsValidL( const CLiwGenericParamList& aQueryResults, |
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105 TInt aPos = 0 ); |
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106 |
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107 private: |
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108 |
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109 /** |
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110 * Standard C++ constructor. |
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111 * |
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112 * @since S60 5.0 |
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113 */ |
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114 CHnMdMenuItem(); |
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115 |
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116 /** |
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117 * Standard symbian 2nd pahse constructor. |
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118 * |
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119 * @since S60 5.0 |
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120 * @param aElement Xml element. |
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121 * @param aCmnPtrs Common pointers. |
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122 */ |
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123 void ConstructL( TXmlEngElement aElement, |
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124 THnMdCommonPointers* aCmnPtrs ); |
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125 |
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126 /** |
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127 * Creates children. |
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128 * |
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129 * @since S60 5.0 |
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130 * @param aElement Xml element. |
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131 * @param aCmnPtrs Common pointers. |
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132 */ |
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133 void CreateChildrenL( TXmlEngElement aElement, |
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134 THnMdCommonPointers* aCmnPtrs ); |
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135 |
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136 /** |
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137 * Appends child item. |
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138 * |
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139 * @since S60 5.0 |
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140 * @param aMenuItem Menu item. |
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141 */ |
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142 void AppendChildItemL( CHnMdMenuItem* aMenuItem ); |
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143 |
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144 /** |
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145 * Creates properties. |
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146 * |
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147 * @since S60 5.0 |
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148 * @param aElement Xml element. |
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149 * @param aCmnPtrs Common pointers. |
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150 */ |
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151 void CreatePropertiesL( TXmlEngElement aElement, |
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152 THnMdCommonPointers* aCmnPtrs ); |
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153 |
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154 private: // data |
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155 |
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156 /** |
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157 * Own - Name. |
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158 */ |
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159 RBuf iName; |
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160 |
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161 /** |
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162 * Position. |
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163 */ |
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164 TInt iPosition; |
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165 |
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166 /** |
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167 * Event element. |
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168 */ |
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169 TInt iEvent; |
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170 |
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171 /** |
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172 * Own - Children pointer array. |
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173 */ |
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174 RPointerArray<CHnMdMenuItem> iChildren; |
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175 |
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176 /** |
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177 * Own - Name value cache. |
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178 */ |
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179 RBuf iNameValueCache; |
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180 |
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181 /** |
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182 * Own - Condition. |
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183 */ |
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184 CHnConditionInterface* iCondition; |
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185 |
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186 /** |
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187 * Is menu item "item specific". |
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188 */ |
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189 TBool iSpecific; |
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190 |
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191 }; |
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192 |
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193 #endif // C_HNMULMENUITEM_H |