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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 // A simple application containing a single view with the text "Parent Process !" drawn on it. |
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15 // |
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16 // |
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17 |
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18 |
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19 |
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20 /** |
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21 @file |
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22 @internalComponent - Internal Symbian test code |
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23 */ |
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24 |
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25 #include <coeccntx.h> |
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26 |
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27 #include <eikenv.h> |
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28 #include <eikappui.h> |
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29 #include <eikapp.h> |
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30 #include <eikdoc.h> |
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31 #include <eikmenup.h> |
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32 #include <eikstart.h> |
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33 |
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34 #include <eikon.hrh> |
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35 |
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36 #include <ParentProcess.rsg> |
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37 #include "ParentProcess.hrh" |
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38 |
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39 //////////////////////////////////////////////////////////////////////// |
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40 // |
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41 // CExampleAppView |
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42 // |
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43 //////////////////////////////////////////////////////////////////////// |
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44 |
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45 class CExampleAppView : public CCoeControl |
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46 { |
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47 public: |
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48 static CExampleAppView* NewL(const TRect& aRect); |
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49 CExampleAppView(); |
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50 ~CExampleAppView(); |
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51 void ConstructL(const TRect& aRect); |
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52 |
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53 private: |
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54 // Inherited from CCoeControl |
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55 void Draw(const TRect& /*aRect*/) const; |
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56 |
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57 private: |
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58 HBufC* iExampleText; |
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59 }; |
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60 |
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61 // |
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62 // Constructor for the view. |
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63 // |
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64 CExampleAppView::CExampleAppView() |
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65 { |
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66 } |
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67 |
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68 |
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69 // Static NewL() function to start the standard two |
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70 // phase construction. |
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71 // |
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72 CExampleAppView* CExampleAppView::NewL(const TRect& aRect) |
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73 { |
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74 CExampleAppView* self = new(ELeave) CExampleAppView(); |
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75 CleanupStack::PushL(self); |
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76 self->ConstructL(aRect); |
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77 CleanupStack::Pop(); |
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78 return self; |
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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 for the view. |
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84 // |
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85 CExampleAppView::~CExampleAppView() |
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86 { |
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87 delete iExampleText; |
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88 } |
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89 |
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90 |
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91 // Second phase construction. |
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92 // |
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93 void CExampleAppView::ConstructL(const TRect& aRect) |
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94 { |
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95 // Fetch the text from the resource file. |
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96 iExampleText = iEikonEnv->AllocReadResourceL(R_EXAMPLE_TEXT_PARENTPROC); |
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97 // Control is a window owning control |
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98 CreateWindowL(); |
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99 // Extent of the control. This is |
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100 // the whole rectangle available to application. |
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101 // The rectangle is passed to us from the application UI. |
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102 SetRect(aRect); |
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103 // At this stage, the control is ready to draw so |
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104 // we tell the UI framework by activating it. |
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105 ActivateL(); |
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106 } |
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107 |
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108 |
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109 // Drawing the view - in this example, |
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110 // consists of drawing a simple outline rectangle |
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111 // and then drawing the text in the middle. |
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112 // We use the Normal font supplied by the UI. |
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113 // |
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114 // In this example, we don't use the redraw |
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115 // region because it's easier to redraw to |
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116 // the whole client area. |
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117 // |
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118 void CExampleAppView::Draw(const TRect& /*aRect*/) const |
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119 { |
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120 // Window graphics context |
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121 CWindowGc& gc = SystemGc(); |
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122 // Area in which we shall draw |
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123 TRect drawRect = Rect(); |
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124 // Font used for drawing text |
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125 const CFont* fontUsed; |
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126 |
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127 // Start with a clear screen |
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128 gc.Clear(); |
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129 // Draw an outline rectangle (the default pen |
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130 // and brush styles ensure this) slightly |
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131 // smaller than the drawing area. |
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132 drawRect.Shrink(10,10); |
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133 gc.DrawRect(drawRect); |
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134 // Use the title font supplied by the UI |
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135 fontUsed = iEikonEnv->TitleFont(); |
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136 gc.UseFont(fontUsed); |
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137 // Draw the text in the middle of the rectangle. |
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138 TInt baselineOffset=(drawRect.Height() - fontUsed->HeightInPixels())/2; |
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139 gc.DrawText(*iExampleText,drawRect,baselineOffset,CGraphicsContext::ECenter, 0); |
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140 // Finished using the font |
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141 gc.DiscardFont(); |
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142 } |
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143 |
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144 //////////////////////////////////////////////////////////////////////// |
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145 // |
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146 // CExampleAppUi |
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147 // |
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148 //////////////////////////////////////////////////////////////////////// |
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149 |
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150 class CExampleAppUi : public CEikAppUi |
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151 { |
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152 public: |
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153 void ConstructL(); |
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154 ~CExampleAppUi(); |
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155 |
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156 private: |
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157 // Inherirted from class CEikAppUi |
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158 void HandleCommandL(TInt aCommand); |
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159 |
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160 private: |
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161 CCoeControl* iAppView; |
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162 }; |
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163 |
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164 // The second phase constructor of the application UI class. |
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165 // The application UI creates and owns the one and only view. |
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166 // |
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167 void CExampleAppUi::ConstructL() |
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168 { |
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169 // BaseConstructL() completes the UI framework's |
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170 // construction of the App UI. |
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171 BaseConstructL(); |
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172 // Create the single application view in which to |
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173 // draw the text "Parent Process !", passing into it |
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174 // the rectangle available to it. |
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175 iAppView = CExampleAppView::NewL(ClientRect()); |
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176 } |
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177 |
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178 |
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179 // The app Ui owns the two views and is. |
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180 // therefore, responsible for destroying them |
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181 // |
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182 CExampleAppUi::~CExampleAppUi() |
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183 { |
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184 delete iAppView; |
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185 } |
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186 |
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187 |
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188 // Called by the UI framework when a command has been issued. |
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189 // In this example, a command can originate through a |
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190 // hot-key press or by selection of a menu item. |
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191 // The command Ids are defined in the .hrh file |
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192 // and are 'connected' to the hot-key and menu item in the |
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193 // resource file. |
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194 // Note that the EEikCmdExit is defined by the UI |
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195 // framework and is pulled in by including eikon.hrh |
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196 // |
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197 void CExampleAppUi::HandleCommandL(TInt aCommand) |
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198 { |
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199 switch (aCommand) |
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200 { |
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201 // Just issue simple info messages to show that |
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202 // the menu items have been selected |
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203 case EExampleItem0: |
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204 iEikonEnv->InfoMsg(R_EXAMPLE_TEXT_ITEM0); |
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205 break; |
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206 |
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207 |
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208 case EExampleItem1: |
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209 iEikonEnv->InfoMsg(R_EXAMPLE_TEXT_ITEM1); |
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210 break; |
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211 |
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212 case EExampleItem2: |
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213 iEikonEnv->InfoMsg(R_EXAMPLE_TEXT_ITEM2); |
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214 break; |
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215 // Exit the application. The call is |
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216 // implemented by the UI framework. |
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217 |
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218 case EEikCmdExit: |
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219 Exit(); |
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220 break; |
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221 } |
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222 } |
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223 |
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224 //////////////////////////////////////////////////////////////////////// |
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225 // |
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226 // CExampleDocument |
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227 // |
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228 //////////////////////////////////////////////////////////////////////// |
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229 |
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230 class CExampleDocument : public CEikDocument |
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231 { |
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232 public: |
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233 static CExampleDocument* NewL(CEikApplication& aApp); |
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234 CExampleDocument(CEikApplication& aApp); |
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235 void ConstructL(); |
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236 private: |
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237 // Inherited from CEikDocument |
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238 CEikAppUi* CreateAppUiL(); |
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239 }; |
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240 |
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241 // The constructor of the document class just passes the |
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242 // supplied reference to the constructor initialisation list. |
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243 // The document has no real work to do in this application. |
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244 // |
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245 CExampleDocument::CExampleDocument(CEikApplication& aApp) |
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246 : CEikDocument(aApp) |
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247 { |
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248 } |
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249 |
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250 |
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251 // This is called by the UI framework as soon as the |
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252 // document has been created. It creates an instance |
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253 // of the ApplicationUI. The Application UI class is |
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254 // an instance of a CEikAppUi derived class. |
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255 // |
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256 CEikAppUi* CExampleDocument::CreateAppUiL() |
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257 { |
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258 return new(ELeave) CExampleAppUi; |
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259 } |
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260 |
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261 //////////////////////////////////////////////////////////////////////// |
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262 // |
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263 // CExampleApplication |
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264 // |
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265 //////////////////////////////////////////////////////////////////////// |
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266 |
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267 class CExampleApplication : public CEikApplication |
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268 { |
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269 private: |
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270 // Inherited from class CApaApplication |
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271 CApaDocument* CreateDocumentL(); |
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272 TUid AppDllUid() const; |
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273 }; |
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274 |
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275 // The entry point for the application code. It creates |
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276 // an instance of the CApaApplication derived |
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277 // class, CExampleApplication. |
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278 // |
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279 |
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280 const TUid KUidParentProcess = { 0x10207f87 }; |
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281 |
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282 // The function is called by the UI framework to ask for the |
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283 // application's UID. The returned value is defined by the |
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284 // constant KUidParentProcess and must match the second value |
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285 // defined in the project definition file. |
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286 // |
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287 TUid CExampleApplication::AppDllUid() const |
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288 { |
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289 return KUidParentProcess; |
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290 } |
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291 |
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292 // This function is called by the UI framework at |
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293 // application start-up. It creates an instance of the |
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294 // document class. |
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295 // |
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296 CApaDocument* CExampleApplication::CreateDocumentL() |
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297 { |
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298 return new (ELeave) CExampleDocument(*this); |
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299 } |
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300 |
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301 LOCAL_C CApaApplication* NewApplication() |
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302 { |
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303 return new CExampleApplication; |
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304 } |
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305 |
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306 GLDEF_C TInt E32Main() |
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307 { |
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308 return EikStart::RunApplication(NewApplication); |
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309 } |