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: Implements attributesetters for grid layout.. |
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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 //widget model includes |
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20 #include "alf/alfattributecontainer.h" |
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21 #include "alf/alfattributevaluetype.h" |
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22 #include "alf/alfattribute.h" |
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23 #include "alf/alfgridlayoutattributesetter.h" |
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24 #include <alf/alfvisualexception.h> |
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25 #include <alf/alfdataexception.h> |
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26 #include <alf/alfattributeexception.h> |
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27 |
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28 //osn includes |
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29 #include <osn/ustring.h> |
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30 |
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31 //alf includes |
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32 #include <alf/alfenv.h> |
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33 #include <alf/alfgridlayout.h> |
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34 |
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35 //dui includes |
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36 #include "alf/attrproperty.h" |
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37 |
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38 //other includes |
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39 #include <libc/string.h> |
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40 |
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41 using osncore::UString; |
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42 |
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43 using namespace duiuimodel::commonvisualattributes; |
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44 |
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45 using namespace duiuimodel::layoutattributes; |
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46 |
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47 //variable inside ifdef to prevent compiler warning. |
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48 #ifdef ALF_DEBUG_EXCEPTIONS |
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49 static const char* const ClassName = "AlfGridLayoutAttributeSetter"; |
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50 #endif |
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51 |
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52 namespace Alf |
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53 { |
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54 |
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55 // --------------------------------------------------------------------------- |
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56 // returns int or realvalue as float. |
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57 // --------------------------------------------------------------------------- |
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58 // |
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59 float realOrInt(const AlfAttribute& aAttr, int aIndex) |
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60 { |
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61 switch(aAttr.type(aIndex)) |
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62 { |
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63 case AlfAttributeValueType::EInt: |
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64 return aAttr.intValue(aIndex); |
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65 case AlfAttributeValueType::EFloat: |
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66 return aAttr.realValue(aIndex); |
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67 default: |
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68 ALF_THROW ( AlfDataException, ECommonError, ClassName); |
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69 } |
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70 } |
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71 |
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72 // ======== MEMBER FUNCTIONS ======== |
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73 |
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74 // --------------------------------------------------------------------------- |
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75 // Constructor. |
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76 // --------------------------------------------------------------------------- |
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77 // |
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78 OSN_EXPORT AlfGridLayoutAttributeSetter::AlfGridLayoutAttributeSetter() |
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79 { |
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80 } |
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81 |
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82 // --------------------------------------------------------------------------- |
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83 // Destructor. |
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84 // --------------------------------------------------------------------------- |
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85 // |
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86 OSN_EXPORT AlfGridLayoutAttributeSetter::~AlfGridLayoutAttributeSetter() |
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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 // Sets Attribute Value. Delegates based on attribute Category. |
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92 // --------------------------------------------------------------------------- |
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93 // |
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94 OSN_EXPORT void AlfGridLayoutAttributeSetter::setAttributeValue( |
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95 CAlfVisual &aVisual, |
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96 AlfAttributeContainer* aContainer, |
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97 IAlfMap* aData ) |
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98 { |
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99 CAlfGridLayout* gridlayout = dynamic_cast<CAlfGridLayout*>(&aVisual); |
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100 |
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101 if (!gridlayout) |
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102 { |
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103 ALF_THROW(AlfVisualException, EInvalidVisual, ClassName) |
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104 } |
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105 |
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106 AlfCommonLayoutAttributeSetter::setAttributeValue(aVisual, |
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107 aContainer, aData); |
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108 } |
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109 |
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110 // --------------------------------------------------------------------------- |
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111 // Deprecated |
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112 // --------------------------------------------------------------------------- |
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113 // |
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114 OSN_EXPORT TAlfCommand* AlfGridLayoutAttributeSetter::createCommand( |
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115 CAlfVisual& /*aVisual*/, |
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116 AlfAttributeContainer* /*aContainer*/, |
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117 IAlfMap* /*aData*/, |
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118 int /*aTransitionTime*/, |
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119 CAlfVisual* /*aRefVisual*/ ) |
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120 { |
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121 //deprecated |
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122 TAlfCommand* cmd = 0; |
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123 return cmd; |
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124 } |
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125 |
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126 // --------------------------------------------------------------------------- |
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127 // Sends a command to Env |
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128 // --------------------------------------------------------------------------- |
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129 // |
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130 OSN_EXPORT void AlfGridLayoutAttributeSetter::createAndSendCommands( |
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131 CAlfVisual& aVisual, |
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132 AlfAttributeContainer* aContainer, |
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133 CAlfVisual* aRefVisual ) |
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134 { |
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135 //no animatable attributes in grid layout. |
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136 AlfCommonLayoutAttributeSetter::createAndSendCommands( |
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137 aVisual, aContainer, aRefVisual); |
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138 } |
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139 |
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140 |
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141 // --------------------------------------------------------------------------- |
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142 // Sets dynamic attributes to visual |
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143 // --------------------------------------------------------------------------- |
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144 // |
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145 void AlfGridLayoutAttributeSetter::handleDynamicAttribute( |
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146 CAlfVisual &aVisual, |
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147 AlfAttribute& aAttr, |
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148 AlfAttributeContainer& aContainer) |
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149 { |
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150 //no dynamic attributes in grid layout. |
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151 AlfCommonLayoutAttributeSetter::handleDynamicAttribute( |
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152 aVisual, aAttr, aContainer); |
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153 } |
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154 |
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155 // --------------------------------------------------------------------------- |
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156 // Sets static attributes to visual |
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157 // --------------------------------------------------------------------------- |
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158 // |
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159 void AlfGridLayoutAttributeSetter::handleStaticAttribute ( |
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160 CAlfVisual &aVisual, |
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161 AlfAttribute& aAttr, |
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162 AlfAttributeContainer& aContainer) |
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163 { |
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164 const char* attrName = aAttr.name(); |
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165 CAlfGridLayout* gridlayout = dynamic_cast<CAlfGridLayout*>(&aVisual); |
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166 if (!gridlayout) |
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167 { |
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168 return; |
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169 } |
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170 |
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171 if (!strcmp(attrName, grid::KRows)) |
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172 { |
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173 int rows = realOrInt(aAttr, 0); //this can throw |
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174 TRAPD(err1, gridlayout->SetRowsL(rows)); |
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175 if (err1 != KErrNone) |
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176 { |
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177 ALF_THROW(AlfException, err1, ClassName) |
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178 } |
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179 } |
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180 else if (!strcmp(attrName, grid::KColumns)) |
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181 { |
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182 int columns = realOrInt(aAttr, 0); //this can throw |
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183 TRAPD(err1, gridlayout->SetColumnsL(columns)); |
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184 if (err1 != KErrNone) |
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185 { |
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186 ALF_THROW(AlfException, err1, ClassName) |
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187 } |
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188 } |
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189 else if (!strcmp( attrName, grid::KColumnWeight)) |
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190 { |
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191 unsigned int valueCount = aAttr.getTargetValueCount(); |
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192 |
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193 for (int i = 0; i < valueCount; ++i) |
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194 { |
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195 TAlfUnit unitType = aAttr.unit(i); |
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196 |
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197 float val = realOrInt(aAttr, i); |
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198 TAlfMetric metric( val, unitType ); |
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199 |
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200 TRAPD(err, gridlayout->ReplaceWeightL(EAlfGridColumn, metric, i)); |
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201 |
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202 int err2 = KErrNone; |
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203 if (err == KErrArgument) |
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204 { |
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205 TRAP(err2, gridlayout->AppendWeightL(EAlfGridColumn, metric)); |
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206 if (err2 != KErrNone) |
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207 { |
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208 ALF_THROW(AlfException, err2, ClassName) |
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209 } |
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210 } |
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211 else if (err != KErrNone) |
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212 { |
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213 ALF_THROW(AlfException, ECommonError, ClassName) |
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214 } |
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215 } |
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216 } |
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217 else if ( !strcmp ( attrName, grid::KRowWeight ) ) |
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218 { |
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219 unsigned int valueCount = aAttr.getTargetValueCount(); |
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220 |
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221 for ( int i = 0; i < valueCount; ++i ) |
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222 { |
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223 |
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224 TAlfUnit unitType = aAttr.unit(i); |
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225 float val = realOrInt(aAttr, i); |
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226 TAlfMetric metric ( val, unitType ); |
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227 |
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228 TRAPD ( err, gridlayout->ReplaceWeightL ( EAlfGridRow, metric, i ) ); |
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229 |
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230 int err2 = KErrNone; |
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231 if ( err == KErrArgument ) |
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232 { |
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233 TRAP ( err2, gridlayout->AppendWeightL ( EAlfGridRow, metric ) ); |
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234 if (err2 != KErrNone) |
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235 { |
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236 ALF_THROW(AlfException, err2, ClassName) |
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237 } |
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238 } |
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239 else if (err != KErrNone) |
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240 { |
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241 ALF_THROW(AlfException, ECommonError, ClassName) |
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242 } |
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243 } |
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244 } |
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245 else if (!strcmp( attrName, KExpansionFlag )) |
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246 { |
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247 gridlayout->SetExpanding ( aAttr.intValue() ); |
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248 } |
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249 else if (!strcmp( attrName, grid::KSetLayoutModeFlag )) |
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250 { |
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251 if (aAttr.getTargetValueCount() == 2 && |
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252 aAttr.type(0) == AlfAttributeValueType::EInt && |
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253 aAttr.type(1) == AlfAttributeValueType::EInt) |
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254 { |
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255 gridlayout->SetLayoutModeFlags(TAlfGridDimension( |
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256 aAttr.intValue(0)), uint(aAttr.intValue(1))); |
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257 } |
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258 else |
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259 { |
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260 ALF_THROW(AlfAttributeException, EInvalidAttribute, ClassName) |
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261 } |
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262 } |
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263 else if (!strcmp( attrName, grid::KClearLayoutModeFlag )) |
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264 { |
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265 if ( aAttr.getTargetValueCount() == 2 && |
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266 aAttr.type(0) == AlfAttributeValueType::EInt && |
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267 aAttr.type(1) == AlfAttributeValueType::EInt) |
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268 { |
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269 gridlayout->ClearLayoutModeFlags(TAlfGridDimension( |
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270 aAttr.intValue(0)), uint(aAttr.intValue(1))); |
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271 } |
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272 else |
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273 { |
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274 ALF_THROW( AlfAttributeException, EInvalidAttribute, ClassName) |
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275 } |
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276 } |
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277 else |
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278 { |
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279 AlfCommonLayoutAttributeSetter::handleStaticAttribute( |
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280 aVisual, aAttr, aContainer); |
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281 } |
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282 } |
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283 |
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284 // --------------------------------------------------------------------------- |
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285 // Sets dynamic attributes to visual from data |
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286 // --------------------------------------------------------------------------- |
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287 // |
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288 void AlfGridLayoutAttributeSetter::handleDynamicDataAttribute( |
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289 CAlfVisual &aVisual, |
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290 AlfAttribute& aAttr, |
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291 AlfAttributeContainer& aContainer, |
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292 IAlfMap* aData ) |
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293 { |
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294 //no dynamic attributes in grid layout. |
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295 AlfCommonLayoutAttributeSetter::handleDynamicDataAttribute(aVisual, |
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296 aAttr, aContainer, aData); |
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297 } |
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298 |
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299 // --------------------------------------------------------------------------- |
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300 // Sets static attributes to visual from data |
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301 // --------------------------------------------------------------------------- |
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302 // |
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303 void AlfGridLayoutAttributeSetter::handleStaticDataAttribute( |
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304 CAlfVisual &aVisual, |
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305 AlfAttribute& aAttr, |
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306 AlfAttributeContainer& aContainer, |
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307 IAlfMap* aData) |
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308 { |
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309 CAlfGridLayout* gridlayout = dynamic_cast<CAlfGridLayout*> ( &aVisual ); |
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310 if (!gridlayout) |
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311 { |
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312 ALF_THROW(AlfDataException, ECommonError, ClassName) |
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313 } |
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314 |
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315 const char* attrName = aAttr.name(); |
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316 const char* dataField = aAttr.getDataField(); |
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317 |
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318 if (!dataField) |
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319 { |
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320 ALF_THROW(AlfDataException, ECommonError, ClassName) |
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321 } |
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322 |
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323 if (!aData) |
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324 { |
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325 ALF_THROW(AlfDataException, ECommonError, ClassName) |
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326 } |
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327 |
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328 IAlfVariantType* data = aData->item(UString(dataField)); |
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329 |
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330 if (data) |
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331 { |
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332 if (!strcmp(attrName, grid::KRows)) |
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333 { |
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334 if (data->type() == IAlfVariantType::EInt) |
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335 { |
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336 int rows = data->integer() ; |
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337 TRAPD(err1, gridlayout->SetRowsL ( rows )); |
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338 if (err1 != KErrNone) |
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339 { |
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340 ALF_THROW(AlfException, err1, ClassName) |
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341 } |
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342 } |
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343 } |
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344 else if (!strcmp( attrName, grid::KColumns)) |
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345 { |
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346 if (data->type() == IAlfVariantType::EInt) |
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347 { |
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348 int columns = data->integer(); |
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349 TRAPD(err1, gridlayout->SetColumnsL (columns)); |
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350 if (err1 != KErrNone) |
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351 { |
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352 ALF_THROW ( AlfException, ECommonError, ClassName ) |
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353 } |
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354 } |
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355 } |
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356 else if (!strcmp(attrName, KExpansionFlag)) |
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357 { |
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358 if (data->type() == IAlfVariantType::EInt) |
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359 { |
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360 gridlayout->SetExpanding(data->integer()); |
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361 } |
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362 } |
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363 else if (!strcmp(attrName, grid::KSetLayoutModeFlag)) |
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364 { |
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365 if (data->type() == IAlfVariantType::EContainer) |
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366 { |
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367 IAlfContainer* dataContainer = data->container(); |
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368 |
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369 if ( dataContainer->count() != 2) |
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370 { |
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371 ALF_THROW(AlfDataException, EInvalidContainerOperation, |
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372 ClassName) |
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373 } |
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374 |
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375 IAlfVariantType* dimensionData = dataContainer->item(0); |
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376 IAlfVariantType* flags = dataContainer->item(1); |
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377 |
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378 if (dimensionData && flags && |
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379 dimensionData->type() == IAlfVariantType::EInt && |
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380 flags->type() == IAlfVariantType::EInt) |
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381 { |
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382 gridlayout->SetLayoutModeFlags(TAlfGridDimension( |
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383 dimensionData->integer()) , uint(flags->integer())); |
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384 } |
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385 } |
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386 } |
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387 else if (!strcmp(attrName, grid::KClearLayoutModeFlag)) |
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388 { |
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389 if (data->type() == IAlfVariantType::EContainer) |
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390 { |
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391 IAlfContainer* dataContainer = data->container(); |
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392 |
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393 if (dataContainer->count() != 2) |
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394 { |
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395 ALF_THROW(AlfDataException, EInvalidContainerOperation, |
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396 ClassName) |
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397 } |
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398 |
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399 IAlfVariantType* dimensionData = dataContainer->item(0); |
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400 IAlfVariantType* flags = dataContainer->item(1); |
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401 |
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402 if (dimensionData && flags && |
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403 dimensionData->type() == IAlfVariantType::EInt && |
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404 flags->type() == IAlfVariantType::EInt) |
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405 { |
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406 gridlayout->ClearLayoutModeFlags(TAlfGridDimension( |
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407 dimensionData->integer()), uint(flags->integer())); |
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408 } |
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409 } |
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410 } |
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411 else if ( !strcmp ( attrName, grid::KColumnWeight ) ) |
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412 { |
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413 } |
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414 else if ( !strcmp ( attrName, grid::KRowWeight ) ) |
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415 { |
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416 } |
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417 else |
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418 { |
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419 AlfCommonAttributeSetter::handleStaticDataAttribute(aVisual, |
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420 aAttr, aContainer, aData); |
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421 } |
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422 } |
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423 } |
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424 |
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425 } // namespace Alf |
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426 // End of file |
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427 |
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428 |
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