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: view widget factory pluging implementation. |
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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 <ecom/implementationproxy.h> |
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20 #include <osn/osnnew.h> |
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21 #include <alf/ialfviewwidget.h> |
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22 #include <alf/alfexception.h> |
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23 #include "alfviewwidget.h" |
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24 #include "alfviewwidgetexception.h" |
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25 #include "alfviewwidgetfactoryplugin.h" |
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26 |
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27 using namespace Alf; |
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28 |
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29 // UID of the view widget factory plugin. |
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30 const TInt KViewWidgetFactoryPluginUid = {0x20010104}; |
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31 |
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32 // Amount of products produced by this factory. |
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33 const int KProductCount = 1; |
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34 |
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35 AlfViewWidgetFactoryPlugin* AlfViewWidgetFactoryPlugin::newL() |
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36 { |
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37 return new (EMM) AlfViewWidgetFactoryPlugin(); |
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38 } |
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39 |
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40 IAlfInterfaceBase* AlfViewWidgetFactoryPlugin::createProduct(const char* aProduct, void* aInitData) |
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41 { |
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42 AlfViewWidget* ret(0); |
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43 |
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44 if(!strcmp(aProduct, IAlfViewWidget::type().mImplementationId)) |
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45 { |
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46 // Typecast the initialization data |
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47 AlfViewWidgetInitData* initData = (AlfViewWidgetInitData*) aInitData; |
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48 |
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49 // Throw exception if init data is null |
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50 if(initData == 0) |
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51 { |
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52 ALF_THROW(AlfViewWidgetException, EInitializationError, "View widget initialization data was NULL."); |
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53 } |
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54 |
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55 // Assert that the UI Accelerator Toolkit Environment in the initialization data is correct. |
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56 if(initData->mEnv == 0) |
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57 { |
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58 ALF_THROW(AlfViewWidgetException, EInitializationError, "Environment instance in view widget initialization data was NULL."); |
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59 } |
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60 |
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61 // Assert that widget id in the initialization data is correct. |
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62 if(initData->mWidgetId == 0) |
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63 { |
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64 ALF_THROW(AlfViewWidgetException, EInitializationError, "Widget ID in view widget initialization data was NULL."); |
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65 } |
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66 |
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67 |
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68 // Assert that display pointer in the initialization data is correct. |
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69 if(initData->mDisplay == 0) |
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70 { |
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71 ALF_THROW(AlfViewWidgetException, EInitializationError, "Display instance in view widget initialization data was NULL."); |
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72 } |
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73 |
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74 // Create container widget |
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75 ret = new (EMM) AlfViewWidget(initData->mWidgetId, initData->mControlGroupId, *initData->mEnv, |
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76 *initData->mDisplay, initData->mNode, initData->mFilePath); |
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77 } |
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78 |
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79 return static_cast<IAlfViewWidget*>(ret); |
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80 } |
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81 |
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82 int AlfViewWidgetFactoryPlugin::productCount() const |
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83 { |
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84 return KProductCount; |
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85 } |
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86 |
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87 const char* AlfViewWidgetFactoryPlugin::productInfo(int aIndex) const |
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88 { |
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89 switch(aIndex) |
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90 { |
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91 case 0: return alfviewwidget::ident.mImplementationId; |
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92 default: break; |
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93 } |
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94 |
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95 return 0; |
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96 } |
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97 |
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98 IAlfInterfaceBase* AlfViewWidgetFactoryPlugin::makeInterface(const IfId& aType) |
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99 { |
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100 if(!strcmp(aType.mImplementationId, IAlfFactoryPlugin::type().mImplementationId)) |
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101 { |
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102 return static_cast<IAlfFactoryPlugin*>(this); |
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103 } |
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104 |
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105 return 0; |
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106 } |
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107 |
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108 // ========================== OTHER EXPORTED FUNCTIONS ========================= |
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109 |
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110 const TImplementationProxy ImplementationTable[] = |
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111 { |
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112 IMPLEMENTATION_PROXY_ENTRY( KViewWidgetFactoryPluginUid, |
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113 AlfViewWidgetFactoryPlugin::newL ) |
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114 }; |
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115 |
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116 // Entry point for ECom architecture to resolve the instantiation method pointer |
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117 // for a given implementation UID. |
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118 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount) |
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119 { |
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120 aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy); |
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121 return ImplementationTable; |
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122 } |
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