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1 /* |
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2 * Copyright (c) 2007 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: File implements the atrributesetters for the flowlayout. |
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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 //includes |
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21 |
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22 //widget model includes |
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23 #include "alf/alfattributecontainer.h" |
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24 #include "alf/alfattribute.h" |
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25 #include "alf/alfflowlayoutattributesetter.h" |
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26 #include <alf/alfvisualexception.h> |
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27 #include <alf/alfdataexception.h> |
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28 #include <alf/alfattributeexception.h> |
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29 |
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30 //osn includes |
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31 #include <osn/ustring.h> |
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32 |
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33 //alf includes |
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34 #include <alf/alfvisual.h> |
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35 #include <alf/alfflowlayout.h> |
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36 |
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37 //dui includes |
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38 #include "alf/attrproperty.h" |
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39 |
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40 //other includes |
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41 #include <libc/string.h> |
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42 |
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43 |
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44 |
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45 //namespaces |
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46 using namespace osncore; |
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47 using namespace duiuimodel::layoutattributes; |
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48 |
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49 namespace Alf |
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50 { |
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51 |
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52 // ======== MEMBER FUNCTIONS ======== |
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53 |
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54 // --------------------------------------------------------------------------- |
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55 // Constructor. |
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56 // --------------------------------------------------------------------------- |
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57 // |
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58 OSN_EXPORT AlfFlowLayoutAttributeSetter::AlfFlowLayoutAttributeSetter() |
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59 { |
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60 } |
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61 |
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62 // --------------------------------------------------------------------------- |
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63 // Destructor. |
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64 // --------------------------------------------------------------------------- |
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65 // |
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66 OSN_EXPORT AlfFlowLayoutAttributeSetter::~AlfFlowLayoutAttributeSetter() |
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67 { |
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68 } |
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69 |
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70 // --------------------------------------------------------------------------- |
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71 // Sets Attribute Value. Delegates based on attribute Category. |
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72 // --------------------------------------------------------------------------- |
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73 // |
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74 OSN_EXPORT void AlfFlowLayoutAttributeSetter::setAttributeValue ( |
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75 CAlfVisual &aVisual, |
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76 AlfAttributeContainer* aContainer, |
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77 IAlfMap* aData ) |
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78 { |
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79 // Ensure that the visual is a flow layout |
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80 CAlfFlowLayout* flowLayout = dynamic_cast<CAlfFlowLayout*>(&aVisual); |
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81 if (!flowLayout) |
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82 { |
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83 ALF_THROW ( AlfVisualException, EInvalidVisual, "AlfFlowLayoutAttributeSetter"); |
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84 } |
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85 AlfCommonLayoutAttributeSetter::setAttributeValue(aVisual, |
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86 aContainer, aData); |
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87 } |
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88 // --------------------------------------------------------------------------- |
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89 // --------------------------------------------------------------------------- |
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90 // |
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91 OSN_EXPORT TAlfCommand* AlfFlowLayoutAttributeSetter::createCommand( |
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92 CAlfVisual& /*aVisual*/, AlfAttributeContainer* /*aContainer*/, |
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93 IAlfMap* /*aData*/, int /*aTransitionTime*/, CAlfVisual* /*aRefVisual*/) |
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94 { |
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95 TAlfCommand* cmd = 0; |
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96 return cmd; |
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97 } |
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98 |
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99 // --------------------------------------------------------------------------- |
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100 // --------------------------------------------------------------------------- |
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101 // |
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102 OSN_EXPORT void AlfFlowLayoutAttributeSetter::createAndSendCommands( |
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103 CAlfVisual& aVisual, |
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104 AlfAttributeContainer* aContainer, |
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105 CAlfVisual* aRefVisual ) |
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106 { |
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107 // Flow layout does not have any specific API which takes timed value. |
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108 // So, call the base class implementation. It goes through its loop and |
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109 // checks if there are attributes that it handles. |
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110 AlfCommonLayoutAttributeSetter::createAndSendCommands(aVisual,aContainer, |
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111 aRefVisual); |
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112 } |
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113 |
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114 void AlfFlowLayoutAttributeSetter::handleDynamicDataAttribute ( |
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115 CAlfVisual& aVisual, AlfAttribute& aAttr, |
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116 AlfAttributeContainer& aContainer, IAlfMap* aData) |
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117 { |
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118 // Flow Layout does not have any specific dynamic attribute, so call the |
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119 // base class implementation. It goes through its loop and checks if there |
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120 // are attributes that it handles. |
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121 AlfCommonLayoutAttributeSetter::handleDynamicDataAttribute(aVisual, aAttr, |
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122 aContainer, aData); |
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123 } |
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124 |
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125 void AlfFlowLayoutAttributeSetter::handleStaticDataAttribute( |
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126 CAlfVisual &aVisual, AlfAttribute& aAttr, |
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127 AlfAttributeContainer& aContainer, IAlfMap* aData) |
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128 { |
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129 if (!aData) ALF_THROW ( AlfDataException, EInvalidVariantDataType, "AlfFlowLayoutAttributeSetter" ) |
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130 |
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131 const char* dataField = aAttr.getDataField(); |
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132 if ( !dataField ) ALF_THROW ( AlfDataException, EInvalidAttribute, "AlfFlowLayoutAttributeSetter" ) |
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133 |
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134 IAlfVariantType* data = aData->item ( UString(dataField)); |
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135 if (data) |
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136 { |
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137 const char* attrName = aAttr.name(); |
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138 CAlfFlowLayout* flowLayout = dynamic_cast<CAlfFlowLayout*>(&aVisual); |
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139 if (!flowLayout) |
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140 { |
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141 ALF_THROW ( AlfVisualException, EInvalidVisual, "AlfFlowLayoutAttributeSetter"); |
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142 } |
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143 |
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144 if (!strcmp(attrName,flow::KFlowDirection)) |
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145 { |
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146 if (data->type() == IAlfVariantType::EInt) |
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147 { |
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148 int direction = data->integer(); |
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149 flowLayout->SetFlowDirection( |
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150 (CAlfFlowLayout::TFlowDirection)direction); |
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151 } |
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152 else |
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153 { |
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154 ALF_THROW ( AlfDataException, EInvalidVariantDataType, "AlfFlowLayoutAttributeSetter"); |
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155 } |
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156 } |
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157 else if (!strcmp(attrName,flow::KLayoutMode)) |
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158 { |
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159 if (data->type() == IAlfVariantType::EInt) |
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160 { |
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161 int layoutMode = data->integer(); |
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162 flowLayout->SetMode(layoutMode); |
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163 } |
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164 else |
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165 { |
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166 ALF_THROW ( AlfDataException, EInvalidVariantDataType, "AlfFlowLayoutAttributeSetter"); |
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167 } |
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168 } |
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169 else if (!strcmp(attrName,flow::KLayoutCentering)) |
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170 { |
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171 if (data->type() == IAlfVariantType::EBool) |
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172 { |
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173 TBool layoutCentering = data->boolean(); |
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174 flowLayout->SetCentering(layoutCentering); |
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175 } |
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176 else |
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177 { |
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178 ALF_THROW ( AlfDataException, EInvalidVariantDataType, "AlfFlowLayoutAttributeSetter"); |
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179 } |
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180 } |
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181 else |
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182 { |
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183 // Call the base class implementation . |
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184 // It goes through its loop and checks if there are attributes |
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185 // that it handles. |
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186 AlfCommonLayoutAttributeSetter::handleStaticDataAttribute(aVisual, |
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187 aAttr, aContainer, aData); |
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188 } |
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189 } |
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190 return; |
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191 } |
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192 |
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193 void AlfFlowLayoutAttributeSetter::handleDynamicAttribute( |
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194 CAlfVisual &aVisual, AlfAttribute& aAttr, |
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195 AlfAttributeContainer& aContainer) |
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196 { |
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197 // Flow Layout does not have any specific dynamic attribute, so call the |
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198 // base class implementation also. It goes through its loop and checks if |
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199 // there are attributes that it handles. |
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200 AlfCommonLayoutAttributeSetter::handleDynamicAttribute(aVisual, aAttr, |
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201 aContainer); |
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202 } |
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203 |
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204 void AlfFlowLayoutAttributeSetter::handleStaticAttribute( |
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205 CAlfVisual& aVisual, AlfAttribute& aAttr, |
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206 AlfAttributeContainer& aContainer) |
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207 { |
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208 CAlfFlowLayout* flowLayout = dynamic_cast<CAlfFlowLayout*>(&aVisual); |
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209 if (!flowLayout) |
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210 { |
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211 ALF_THROW ( AlfVisualException, EInvalidVisual, "AlfFlowLayoutAttributeSetter"); |
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212 } |
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213 |
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214 const char* attrName = aAttr.name(); |
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215 |
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216 if (!strcmp(attrName, flow::KFlowDirection)) |
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217 { |
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218 if(aAttr.type() == AlfAttributeValueType::EInt) |
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219 { |
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220 int direction = aAttr.intValue(); |
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221 flowLayout->SetFlowDirection( |
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222 (CAlfFlowLayout::TFlowDirection)direction); |
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223 } |
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224 else |
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225 { |
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226 ALF_THROW ( AlfAttributeException, EInvalidAttributeValue, "AlfFlowLayoutAttributeSetter"); |
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227 } |
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228 } |
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229 else if (!strcmp(attrName, flow::KLayoutMode)) |
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230 { |
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231 if (aAttr.type() == AlfAttributeValueType::EInt) |
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232 { |
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233 int layoutMode = aAttr.intValue(); |
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234 flowLayout->SetMode(layoutMode); |
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235 } |
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236 else |
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237 { |
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238 ALF_THROW ( AlfAttributeException, EInvalidAttributeValue, "AlfFlowLayoutAttributeSetter"); |
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239 } |
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240 } |
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241 else if (!strcmp(attrName, flow::KLayoutCentering)) |
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242 { |
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243 if (aAttr.type() == AlfAttributeValueType::EInt) |
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244 { |
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245 int layoutCentering = aAttr.intValue(); |
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246 TBool flag=ETrue; //Assume true for any non-zero value. |
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247 if (0==layoutCentering) flag=EFalse; |
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248 flowLayout->SetCentering(flag); |
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249 } |
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250 else |
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251 { |
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252 ALF_THROW ( AlfAttributeException, EInvalidAttributeValue, "AlfFlowLayoutAttributeSetter"); |
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253 } |
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254 } |
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255 else // Call the base class implementation also. |
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256 // It goes through the same loop again and checks if there are |
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257 // attributes that it handles. |
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258 { |
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259 AlfCommonLayoutAttributeSetter::handleStaticAttribute(aVisual, aAttr, |
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260 aContainer); |
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261 } |
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262 return; |
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263 } |
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264 |
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265 } // Alf |
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266 |
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267 |