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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: Plugin factory implementation for scrollbar widget. |
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15 * |
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16 */ |
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17 |
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18 // WidgetModel Includes |
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19 #include "alf/alfwidget.h" |
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20 #include <alf/ialfwidget.h> |
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21 |
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22 // Symbian Includes |
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23 #include <ecom/ecom.h> |
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24 |
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25 // OpenC Includes |
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26 #include <libc/string.h> |
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27 |
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28 // Widget Includes |
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29 #include <alf/ialfscrollbarwidget.h> |
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30 #include <alf/alfscrollbarproductids.h> |
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31 |
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32 //Internal includes |
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33 #include "alfscrollbarwidgetfactoryplugin.h" |
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34 #include "alfscrollbarwidget.h" |
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35 #include "alfscrollbarmodel.h" |
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36 #include "alfscrollbardefaultbaseelement.h" |
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37 |
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38 using namespace osncore; |
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39 |
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40 namespace Alf |
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41 { |
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42 const TInt KScrollBarWidgetFactoryPluginUid = {0x20010106}; |
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43 const int KProductCount = 3; |
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44 |
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45 |
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46 // --------------------------------------------------------------------------- |
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47 // Two-phased Symbian constructor. |
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48 // --------------------------------------------------------------------------- |
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49 // |
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50 AlfScrollBarWidgetFactoryPlugin* AlfScrollBarWidgetFactoryPlugin::NewL() |
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51 { |
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52 return new (EMM) AlfScrollBarWidgetFactoryPlugin; |
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53 } |
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54 |
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55 |
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56 // --------------------------------------------------------------------------- |
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57 // Destructor. |
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58 // --------------------------------------------------------------------------- |
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59 // |
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60 AlfScrollBarWidgetFactoryPlugin::~AlfScrollBarWidgetFactoryPlugin() |
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61 { |
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62 |
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63 } |
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64 |
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65 |
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66 // --------------------------------------------------------------------------- |
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67 // Creates either a scrollbar widget or a scrollbar model. |
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68 // --------------------------------------------------------------------------- |
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69 // |
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70 IAlfInterfaceBase* AlfScrollBarWidgetFactoryPlugin::createProduct( |
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71 const char* aProduct, |
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72 void* aInitData) |
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73 { |
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74 IAlfInterfaceBase* ret (0); |
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75 if (aProduct == NULL) |
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76 { |
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77 // do nothing |
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78 } |
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79 else if (!strcmp(aProduct, KScrollBarWidget)) |
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80 { |
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81 AlfWidgetInitData* initData = (AlfWidgetInitData*)aInitData; |
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82 |
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83 if (initData == 0) |
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84 { |
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85 // Throw exception if init data is null |
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86 ALF_THROW( |
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87 AlfException, |
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88 ECommonError, |
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89 "Scrollbar widget initialization data was NULL."); |
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90 } |
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91 else |
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92 { |
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93 // Do Nothing |
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94 } |
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95 |
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96 if (initData->mWidgetId == 0) |
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97 { |
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98 // Assert that widget id in the initialization data is correct. |
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99 ALF_THROW( |
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100 AlfException, |
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101 ECommonError, |
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102 "Widget ID was NULL."); |
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103 } |
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104 else |
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105 { |
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106 // Do Nothing |
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107 } |
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108 |
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109 if (initData->mEnv == 0) |
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110 { |
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111 // Assert that the UI Accelerator Toolkit Environment |
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112 // in the initialization data is correct. |
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113 ALF_THROW( |
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114 AlfException, |
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115 ECommonError, |
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116 "Environment instance was NULL."); |
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117 } |
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118 else |
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119 { |
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120 // Do Nothing |
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121 } |
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122 |
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123 if (initData->mContainerWidget == 0) |
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124 { |
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125 // Assert that container widget pointer in the |
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126 // initialization data is correct. |
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127 ALF_THROW( |
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128 AlfException, |
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129 ECommonError, |
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130 "Container widget instance was NULL."); |
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131 } |
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132 else |
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133 { |
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134 // Do Nothing |
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135 } |
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136 |
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137 auto_ptr<AlfScrollBarWidget> widget(AlfScrollBarWidget::create( |
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138 *initData->mEnv, |
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139 *initData->mContainerWidget, |
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140 initData->mWidgetId, |
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141 initData->mNode, |
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142 initData->mFilePath, |
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143 initData->mCustomData)); |
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144 |
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145 ret = widget->makeInterface (IAlfScrollBarWidget::type()); |
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146 widget.release(); |
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147 } |
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148 else if (!strcmp(aProduct, KScrollBarModel)) |
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149 { |
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150 auto_ptr<AlfScrollBarModel> model(new(EMM) AlfScrollBarModel(NULL)); |
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151 ret = model->makeInterface (IAlfScrollBarModel::type()); |
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152 model.release(); |
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153 } |
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154 else if (!strcmp(aProduct, KScrollBarDefaultBaseElement)) |
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155 { |
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156 AlfElementInitData* initData = (AlfElementInitData*) aInitData; |
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157 // TBD: Need to change the exceptions to scrollbar specific exceptions. |
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158 // Throw exception if init data is null |
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159 if (initData == 0) |
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160 { |
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161 ALF_THROW( |
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162 AlfException, |
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163 ECommonError, |
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164 "Scrollbar widget initialization data was NULL."); |
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165 } |
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166 else |
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167 { |
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168 // Do Nothing |
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169 } |
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170 |
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171 if (initData->mElementId == 0) |
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172 { |
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173 // Assert that element id in the initialization data is correct. |
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174 ALF_THROW( |
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175 AlfException, |
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176 ECommonError, |
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177 "Element ID was NULL."); |
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178 } |
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179 else |
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180 { |
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181 // Do Nothing |
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182 } |
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183 |
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184 if (initData->mControl == 0) |
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185 { |
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186 // Assert that the widget control is correct. |
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187 ALF_THROW( |
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188 AlfException, |
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189 ECommonError, |
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190 "Environment instance was NULL."); |
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191 } |
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192 else |
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193 { |
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194 // Do Nothing |
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195 } |
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196 |
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197 auto_ptr<AlfScrollBarDefaultBaseElement> element( |
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198 new(EMM) AlfScrollBarDefaultBaseElement( |
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199 (CAlfWidgetControl&)(*initData->mControl), |
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200 initData->mElementId, |
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201 initData->mNode,initData->mCustomData)); |
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202 |
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203 ret = element->makeInterface(IAlfScrollBarDefaultBaseElement::type()); |
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204 element.release(); |
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205 } |
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206 else |
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207 { |
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208 // Do Nothing |
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209 } |
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210 |
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211 return ret; |
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212 } |
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213 |
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214 |
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215 // --------------------------------------------------------------------------- |
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216 // From IAlfInterfaceBase. |
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217 // Creates interface based on the given type. |
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218 // --------------------------------------------------------------------------- |
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219 // |
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220 IAlfInterfaceBase* AlfScrollBarWidgetFactoryPlugin::makeInterface( |
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221 const IfId& /*aType*/) |
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222 { |
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223 return NULL; |
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224 } |
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225 |
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226 |
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227 // --------------------------------------------------------------------------- |
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228 // Returns the amount of products this factory can produce. |
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229 // --------------------------------------------------------------------------- |
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230 // |
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231 int AlfScrollBarWidgetFactoryPlugin::productCount() const |
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232 { |
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233 return KProductCount; |
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234 } |
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235 |
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236 |
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237 // --------------------------------------------------------------------------- |
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238 // Returns product information. |
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239 // --------------------------------------------------------------------------- |
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240 // |
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241 const char* AlfScrollBarWidgetFactoryPlugin::productInfo (int aIndex) const |
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242 { |
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243 switch (aIndex) |
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244 { |
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245 case 0: |
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246 { |
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247 return KScrollBarWidget; |
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248 } |
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249 |
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250 case 1: |
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251 { |
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252 return KScrollBarModel; |
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253 } |
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254 |
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255 case 2: |
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256 { |
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257 return KScrollBarDefaultBaseElement; |
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258 } |
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259 |
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260 |
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261 default: |
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262 break; |
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263 |
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264 } |
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265 |
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266 return 0; |
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267 } |
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268 |
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269 }// NameSpace |
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270 |
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271 |
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272 // --------------------------------------------------------------------------- |
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273 // OTHER EXPORTED FUNCTIONS. |
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274 // --------------------------------------------------------------------------- |
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275 // |
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276 |
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277 using namespace Alf; |
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278 const TImplementationProxy ImplementationTable[] = |
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279 { |
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280 #ifdef __EABI__ |
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281 IMPLEMENTATION_PROXY_ENTRY ( |
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282 KScrollBarWidgetFactoryPluginUid, |
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283 AlfScrollBarWidgetFactoryPlugin::NewL) |
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284 #else |
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285 { |
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286 {KScrollBarWidgetFactoryPluginUid}, |
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287 AlfScrollBarWidgetFactoryPlugin::NewL} |
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288 #endif |
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289 }; |
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290 |
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291 OSN_EXPORT const TImplementationProxy* ImplementationGroupProxy( |
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292 TInt& aTableCount) |
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293 { |
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294 aTableCount = sizeof (ImplementationTable) / sizeof (TImplementationProxy); |
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295 |
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296 return ImplementationTable; |
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297 } |
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298 |
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299 |