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1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Symbian Foundation License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // This is a simple Application containing a single view with |
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15 // text drawn on it. |
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16 // The app includes code for displaying a very simple menu. |
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17 // This source file contains the single exported function required by |
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18 // all UI Applications and the E32Dll function which is also required |
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19 // but is not used here. |
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20 // The class definitions are: |
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21 // CTRuleBasedApplication |
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22 // CTRuleBasedAppUi |
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23 // CTRuleBasedAppView |
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24 // CTRuleBasedDocument |
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25 // |
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26 // |
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27 |
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28 |
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29 |
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30 |
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31 /** |
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32 @file |
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33 @internalComponent - Internal Symbian test code |
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34 */ |
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35 |
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36 #include <coeccntx.h> |
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37 #include <eikenv.h> |
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38 #include <eikAppui.h> |
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39 #include <eikApp.h> |
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40 #include <eikdoc.h> |
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41 #include <eikmenup.h> |
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42 #include <eikstart.h> |
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43 |
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44 #include <eikon.hrh> |
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45 |
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46 #include <tRuleBasedApp2.rsg> |
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47 #include "tRuleBasedApp.hrh" |
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48 |
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49 //const TInt KLeft = 0; // Display app window on the left |
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50 const TInt KCentre = 1; // Display app window in the centre |
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51 const TInt KRight = 2; // Display app window on the right |
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52 |
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53 //////////////////////////////////////////////////////////////////////// |
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54 // |
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55 // CTRuleBasedApplication |
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56 // |
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57 //////////////////////////////////////////////////////////////////////// |
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58 |
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59 class CTRuleBasedApplication : public CEikApplication |
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60 { |
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61 private: |
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62 CApaDocument* CreateDocumentL(); |
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63 TUid AppDllUid() const; |
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64 }; |
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65 |
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66 //////////////////////////////////////////////////////////////////////// |
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67 // |
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68 // CTRuleBasedAppView |
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69 // |
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70 //////////////////////////////////////////////////////////////////////// |
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71 class CTRuleBasedAppView : public CCoeControl |
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72 { |
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73 public: |
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74 static CTRuleBasedAppView* NewL(const TRect& aRect); |
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75 CTRuleBasedAppView(); |
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76 ~CTRuleBasedAppView(); |
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77 void ConstructL(const TRect& aRect); |
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78 public: |
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79 TInt iAppType; |
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80 |
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81 private: |
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82 // Inherited from CCoeControl |
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83 void Draw(const TRect& /*aRect*/) const; |
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84 const CFont* CreateCustomFontL( const TDesC& aFontName, TInt aHeightInPixels, TBool aBold ) const; |
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85 |
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86 private: |
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87 HBufC* iRuleBasedText; |
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88 }; |
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89 |
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90 //////////////////////////////////////////////////////////////////////// |
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91 // |
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92 // CTRuleBasedAppUi |
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93 // |
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94 //////////////////////////////////////////////////////////////////////// |
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95 class CTRuleBasedAppUi : public CEikAppUi |
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96 { |
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97 public: |
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98 void ConstructL(); |
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99 ~CTRuleBasedAppUi(); |
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100 |
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101 private: |
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102 // Inherirted from class CEikAppUi |
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103 void HandleCommandL(TInt aCommand); |
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104 |
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105 private: |
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106 CTRuleBasedAppView* iAppView; |
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107 }; |
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108 |
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109 //////////////////////////////////////////////////////////////////////// |
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110 // |
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111 // CTRuleBasedDocument |
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112 // |
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113 //////////////////////////////////////////////////////////////////////// |
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114 class CTRuleBasedDocument : public CEikDocument |
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115 { |
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116 public: |
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117 static CTRuleBasedDocument* NewL(CEikApplication& aApp); |
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118 CTRuleBasedDocument(CEikApplication& aApp); |
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119 void ConstructL(); |
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120 private: |
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121 // Inherited from CEikDocument |
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122 CEikAppUi* CreateAppUiL(); |
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123 }; |
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124 |
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125 ////////////////////////////////////////////////////////////////////// |
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126 // |
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127 // Application Document class - CTRuleBasedAppDocument |
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128 // |
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129 ////////////////////////////////////////////////////////////////////// |
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130 |
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131 /** |
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132 The constructor of the document class just passes the |
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133 supplied reference to the constructor initialisation list. |
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134 The document has no real work to do in this Application. |
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135 */ |
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136 |
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137 CTRuleBasedDocument::CTRuleBasedDocument(CEikApplication& aApp) |
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138 : CEikDocument(aApp) |
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139 { |
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140 } |
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141 |
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142 /** |
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143 This is called by the UI framework as soon as the |
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144 document has been created. It creates an instance |
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145 of the ApplicationUI. The Application UI class is |
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146 an instance of a CEikAppUi derived class. |
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147 */ |
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148 |
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149 CEikAppUi* CTRuleBasedDocument::CreateAppUiL() |
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150 { |
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151 return new(ELeave) CTRuleBasedAppUi; |
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152 } |
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153 |
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154 //////////////////////////////////////////////////////////////////////// |
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155 // |
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156 // Source for the implementation of the |
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157 // Application view class - CTRuleBasedAppView |
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158 // |
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159 //////////////////////////////////////////////////////////////////////// |
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160 |
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161 |
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162 // Constructor for the view. |
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163 |
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164 CTRuleBasedAppView::CTRuleBasedAppView():iAppType(KCentre) |
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165 { |
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166 } |
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167 /** |
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168 Static NewL() function to start the standard two |
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169 phase construction. |
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170 */ |
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171 |
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172 CTRuleBasedAppView* CTRuleBasedAppView::NewL(const TRect& aRect) |
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173 { |
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174 CTRuleBasedAppView* self = new(ELeave) CTRuleBasedAppView(); |
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175 CleanupStack::PushL(self); |
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176 self->ConstructL(aRect); |
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177 CleanupStack::Pop(); |
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178 return self; |
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179 } |
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180 |
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181 // |
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182 // Destructor for the view. |
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183 |
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184 CTRuleBasedAppView::~CTRuleBasedAppView() |
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185 { |
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186 delete iRuleBasedText; |
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187 } |
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188 |
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189 /** |
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190 Second phase construction. |
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191 */ |
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192 |
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193 void CTRuleBasedAppView::ConstructL(const TRect& aRect) |
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194 { |
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195 // Fetch the text from the resource file. |
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196 iRuleBasedText = iEikonEnv->AllocReadResourceL(R_RULEBASED_TEXT); |
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197 // Control is a window owning control |
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198 |
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199 CreateWindowL(); |
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200 // Extent of the control. This is |
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201 // the whole rectangle available to Application. |
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202 // The rectangle is passed to us from the Application UI. |
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203 SetRect(aRect); |
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204 // At this stage, the control is ready to draw so |
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205 // we tell the UI framework by activating it. |
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206 ActivateL(); |
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207 } |
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208 |
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209 /** |
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210 Drawing the view - in this example, |
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211 consists of drawing a simple outline rectangle |
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212 and then drawing the text in the middle. |
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213 |
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214 In this example, we don't use the redraw |
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215 region because it's easier to redraw to |
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216 the whole client area. |
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217 */ |
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218 |
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219 const CFont* CTRuleBasedAppView::CreateCustomFontL( const TDesC& aFontName, TInt aHeightInPixels, TBool aBold ) const |
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220 { |
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221 // Create a Symbian font spec |
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222 TFontSpec fontSpec; |
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223 |
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224 // Enable antialising |
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225 TOpenFontSpec openSpec; |
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226 |
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227 openSpec.SetBitmapType(EAntiAliasedGlyphBitmap); |
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228 |
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229 openSpec.GetTFontSpec(fontSpec); // sets the antialiasing into the TFontSpec |
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230 fontSpec.iTypeface.iName = aFontName; |
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231 fontSpec.iHeight = aHeightInPixels; |
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232 |
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233 if (aBold) |
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234 { |
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235 fontSpec.iFontStyle.SetStrokeWeight(EStrokeWeightBold ); |
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236 } |
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237 CFbsFont* font; |
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238 CWsScreenDevice& screenDev=*(CEikonEnv::Static()->ScreenDevice()); |
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239 User::LeaveIfError(screenDev.GetNearestFontInPixels((CFont*&)font,fontSpec)); |
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240 return font; |
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241 } |
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242 |
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243 void CTRuleBasedAppView::Draw(const TRect& aRect) const |
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244 { |
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245 // Window graphics context |
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246 CWindowGc& gc = SystemGc(); |
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247 // Area in which we shall draw |
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248 TRect drawRect = Rect(); |
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249 |
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250 // Font used for drawing text |
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251 const CFont* fontUsed = NULL; |
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252 |
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253 // Start with a clear screen |
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254 gc.Clear(); |
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255 |
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256 gc.DrawRect(drawRect); |
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257 |
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258 TRAPD(err, fontUsed = CreateCustomFontL(_L("Times New Roman"),20,1)); |
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259 if (err!=KErrNone) |
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260 { |
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261 return; |
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262 } |
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263 |
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264 gc.SetPenColor(KRgbBlue); |
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265 gc.UseFont(fontUsed); |
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266 // Draw the text in the middle of the rectangle. |
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267 TInt baselineOffset=(aRect.Height() - fontUsed->HeightInPixels())/2; |
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268 gc.DrawText(*iRuleBasedText,aRect,baselineOffset,CGraphicsContext::ECenter, 0); |
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269 // Finished using the font |
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270 gc.DiscardFont(); |
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271 } |
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272 |
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273 //////////////////////////////////////////////////////////////////////// |
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274 // |
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275 // Application UI class - CTRuleBasedAppUi |
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276 // |
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277 //////////////////////////////////////////////////////////////////////// |
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278 |
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279 /** |
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280 The second phase constructor of the Application UI class. |
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281 The Application UI creates and owns the one and only view. |
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282 */ |
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283 |
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284 void CTRuleBasedAppUi::ConstructL() |
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285 { |
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286 // BaseConstructL() completes the UI framework's |
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287 // construction of the App UI. |
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288 BaseConstructL(); |
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289 // Create the single Application view in which to |
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290 // draw the text to display the name of the Application that has been launched, passing into it |
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291 // the rectangle available to it. |
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292 |
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293 TRect cliRect = ClientRect(); |
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294 const TInt width = 580/3; |
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295 |
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296 cliRect.SetWidth(width); |
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297 |
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298 iAppView = CTRuleBasedAppView::NewL(cliRect); |
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299 |
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300 // The application window occupies 1/3 of the screen. |
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301 if (iAppView->iAppType == KCentre) |
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302 { |
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303 TPoint Origin( width,0); |
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304 iAppView->SetPosition(Origin); |
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305 } |
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306 else if (iAppView->iAppType == KRight) |
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307 { |
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308 TPoint Origin( (2*width),0); |
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309 iAppView->SetPosition(Origin); |
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310 } |
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311 } |
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312 |
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313 /** |
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314 The App Ui owns the two views and is. |
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315 therefore, responsible for destroying them |
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316 */ |
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317 |
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318 CTRuleBasedAppUi::~CTRuleBasedAppUi() |
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319 { |
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320 delete iAppView; |
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321 } |
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322 |
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323 //////////////////////////////////////////////////////////////////////// |
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324 // |
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325 // Implementation of the |
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326 // Application class - CTRuleBasedApplication |
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327 // |
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328 //////////////////////////////////////////////////////////////////////// |
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329 |
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330 const TUid KUidRuleBasedApp = { 0X1020D6FD }; |
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331 |
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332 /** |
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333 The function is called by the UI framework to ask for the |
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334 Application's UID. The returned value is defined by the |
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335 constant KUidRuleBasedAppe and must match the second value |
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336 defined in the project definition file. |
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337 */ |
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338 |
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339 TUid CTRuleBasedApplication::AppDllUid() const |
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340 { |
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341 return KUidRuleBasedApp; |
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342 } |
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343 |
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344 /** |
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345 This function is called by the UI framework at |
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346 Application start-up. It creates an instance of the |
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347 document class. |
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348 */ |
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349 |
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350 CApaDocument* CTRuleBasedApplication::CreateDocumentL() |
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351 { |
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352 return new (ELeave) CTRuleBasedDocument(*this); |
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353 } |
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354 |
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355 void CTRuleBasedAppUi::HandleCommandL(TInt aCommand) |
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356 { |
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357 switch (aCommand) |
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358 { |
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359 case EEikCmdExit: |
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360 Exit(); |
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361 break; |
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362 } |
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363 } |
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364 |
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365 /** |
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366 The entry point for the Application code. It creates |
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367 an instance of the CApaApplication derived |
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368 class, CTRuleBasedApplication. |
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369 */ |
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370 |
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371 LOCAL_C CApaApplication* NewApplication() |
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372 { |
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373 return new CTRuleBasedApplication; |
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374 } |
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375 |
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376 GLDEF_C TInt E32Main() |
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377 { |
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378 return EikStart::RunApplication( NewApplication ); |
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379 } |
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380 |
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381 |
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382 #if defined( __WINS__ ) && !defined(EKA2) |
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383 GLDEF_C TInt E32Dll(TDllReason) |
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384 { |
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385 return KErrNone; |
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386 } |
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387 |
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388 EXPORT_C TInt WinsMain( TDesC* aCommandLine ) |
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389 { |
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390 return EikStart::RunApplication( NewApplication, aCommandLine ); |
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391 } |
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392 #endif |