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1 /* |
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2 * Copyright (c) 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: State provider manifest. |
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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 <QDomDocument> |
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20 #include <QFile> |
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21 |
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22 #include "hsstateprovidermanifest.h" |
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23 #include "hsstateprovidermanifest_p.h" |
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24 #include "hstest_global.h" |
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25 |
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26 HsStateProviderManifestPrivate::HsStateProviderManifestPrivate(HsStateProviderManifest* aPublic) |
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27 : QObject(aPublic), |
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28 mQ(aPublic), |
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29 mLoadOnQuery(false) |
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30 { |
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31 } |
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32 |
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33 HsStateProviderManifestPrivate::~HsStateProviderManifestPrivate() |
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34 { |
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35 |
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36 } |
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37 |
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38 bool HsStateProviderManifestPrivate::loadFromXml(const QString& aFileName) |
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39 { |
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40 mStateTokens.clear(); |
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41 |
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42 QFile file(aFileName); |
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43 if(!file.exists()) |
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44 { |
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45 return false; |
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46 } |
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47 |
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48 QDomDocument document; |
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49 if(!document.setContent(&file)) |
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50 { |
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51 return false; |
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52 } |
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53 |
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54 QDomElement element = document.documentElement(); |
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55 if(element.tagName() != "stateprovider") |
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56 { |
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57 return false; |
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58 } |
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59 |
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60 mLoadOnQuery = false; |
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61 QDomAttr attribute = element.attributeNode("loadonquery"); |
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62 if(attribute.value().toLower() == "true") |
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63 { |
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64 mLoadOnQuery = true; |
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65 } |
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66 |
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67 QList<HsStateToken> tokens; |
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68 HsStateToken token; |
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69 |
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70 QDomNodeList states = element.elementsByTagName("state"); |
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71 |
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72 for(int i = 0; i < states.count(); ++i) |
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73 { |
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74 element = states.at(i).toElement(); |
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75 token.mLibrary = parseAttribute(element, "library"); |
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76 token.mUri = parseAttribute(element, "uri"); |
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77 tokens << token; |
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78 } |
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79 |
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80 mStateTokens = tokens; |
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81 return true; |
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82 } |
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83 |
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84 QList<HsStateToken> HsStateProviderManifestPrivate::states() const |
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85 { |
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86 return mStateTokens; |
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87 } |
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88 |
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89 QString HsStateProviderManifestPrivate::parseAttribute(QDomElement& aElement, const QString& aAttributeName, bool aIsRequired) const |
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90 { |
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91 QDomAttr attribute = aElement.attributeNode(aAttributeName); |
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92 if(attribute.isNull() || attribute.value().isEmpty()) |
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93 { |
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94 if(aIsRequired) |
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95 { |
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96 HSDEBUG("Required attribute missing") |
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97 } |
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98 else |
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99 { |
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100 HSDEBUG("Attribute missing") |
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101 } |
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102 |
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103 return QString(); |
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104 } |
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105 |
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106 return attribute.value(); |
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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 \class HsStateProviderManifest |
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112 \ingroup group_hsstatemodel |
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113 \brief Loads home screen state tokens from an XML manifest file. |
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114 Used by the HsStateFactory for loading state tokens from an XML |
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115 manifest file. |
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116 */ |
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117 |
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118 /*! |
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119 Constructor. Loads states as state tokens from the given |
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120 manifest file. |
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121 \a aParent Parent object. |
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122 */ |
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123 HsStateProviderManifest::HsStateProviderManifest(QObject* aParent) |
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124 : QObject(aParent) |
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125 { |
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126 mD = new HsStateProviderManifestPrivate(this); |
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127 } |
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128 |
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129 /*! |
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130 Destructor. |
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131 */ |
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132 HsStateProviderManifest::~HsStateProviderManifest() |
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133 { |
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134 |
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135 } |
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136 |
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137 /*! |
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138 Returns loaded states as state tokens. |
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139 */ |
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140 QList<HsStateToken> HsStateProviderManifest::states() const |
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141 { |
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142 return mD->states(); |
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143 } |
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144 |
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145 /*! |
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146 Returns true if the state tokens must be asked from plugin |
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147 instead of manifest file. |
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148 */ |
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149 bool HsStateProviderManifest::loadOnQuery()const |
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150 { |
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151 return mD->mLoadOnQuery; |
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152 } |
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153 |
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154 /*! |
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155 Loads states as state tokens from a manifest file. |
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156 \a aFileName Manifest file name. |
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157 |
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158 Returns true if load was succesfull, false otherwise |
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159 */ |
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160 bool HsStateProviderManifest::loadFromXml(const QString& aFileName) |
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161 { |
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162 return mD->loadFromXml(aFileName); |
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163 } |
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164 |