1 /* |
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2 * Copyright (c) 2006 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: Location Notation Preferences Plugin Engine |
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15 * |
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16 */ |
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17 |
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18 #ifndef C_LOCNOTPREFPLUGINENGINE_H_ |
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19 #define C_LOCNOTPREFPLUGINENGINE_H_ |
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20 |
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21 // System Includes |
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22 #include <e32base.h> |
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23 #include <bamdesca.h> // MDesCArray |
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24 |
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25 // User Includes |
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26 #include "locnotprefadapterobserver.h" |
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27 |
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28 // Forward Declarations |
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29 class MLocNotPrefEngObserver; |
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30 class CLocNotPrefCoordinateDisplayAdapter; |
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31 class CLocNotPrefSystemofMeasAdapter; |
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32 |
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33 // Constant Declarations |
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34 |
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35 // Class Definition |
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36 |
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37 /** |
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38 * Engine for Location Notation Preferences Plugin. |
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39 * |
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40 * The class for interacting accessing and modifying Notation preferences settings. The |
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41 * class interfaces with the corresponding Central repositories for Measurement and |
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42 * co-ordinate settings and also listens for changes to the Cen-rep keys. |
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43 * Further, its also doubles up as a model for the Location notation preferences |
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44 * list-box |
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45 */ |
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46 class CLocNotPrefPluginEngine : public CBase, |
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47 public MDesCArray, |
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48 public MLocNotPrefAdapterObserver |
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49 { |
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50 public: |
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51 /** |
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52 * Enumeration for the Settings list |
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53 */ |
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54 enum TSettingsList |
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55 { |
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56 /** |
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57 * System of Measurement |
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58 */ |
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59 ESystemofMeasurement, |
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60 |
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61 /** |
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62 * Co-ordinate display format |
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63 */ |
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64 ECoordinateDisplayFormat |
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65 }; |
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66 |
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67 public: |
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68 /** |
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69 * Creates new Location Notation Preferences plug-in engine instance. |
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70 * |
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71 * @param aEngineObserver Observer to the Notation preferences engine |
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72 * @return CLocNotPrefPluginEngine* Reference to the application view |
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73 */ |
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74 static CLocNotPrefPluginEngine* NewL( MLocNotPrefEngObserver& aEngineObserver ); |
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75 |
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76 /** |
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77 * Creates new Location Notation Preferences plug-in engine instance. |
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78 * Leaves the object on the Clean-up stack. |
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79 * |
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80 * @param aEngineObserver Observer to the Notation preferences engine |
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81 * @return CLocNotPrefPluginEngine* Reference to the application view |
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82 */ |
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83 static CLocNotPrefPluginEngine* NewLC( MLocNotPrefEngObserver& aEngineObserver ); |
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84 |
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85 /** |
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86 * Destructor |
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87 */ |
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88 ~CLocNotPrefPluginEngine(); |
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89 |
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90 public: |
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91 /** |
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92 * Inherited from MDesCArray |
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93 */ |
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94 TInt MdcaCount() const; |
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95 |
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96 /** |
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97 * Inherited from MDesCArray |
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98 */ |
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99 TPtrC16 MdcaPoint( TInt aIndex ) const; |
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100 |
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101 /** |
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102 * Inherited from MLocNotPrefAdapterObserver |
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103 */ |
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104 void HandleSettingsChangeL(); |
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105 |
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106 public: |
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107 /** |
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108 * Closes the running Settings UI prematurely. This would result in dismissing |
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109 * any active dialogs currently running |
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110 */ |
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111 void Close(); |
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112 |
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113 /** |
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114 * Change System of Measurement settings |
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115 */ |
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116 void ChangeSysofMeasSettingsL(); |
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117 |
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118 /** |
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119 * Toggle System of Measurement settings |
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120 */ |
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121 void ToggleSysofMeasSettingsL(); |
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122 |
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123 /** |
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124 * Change Co-ordinate display format settings |
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125 */ |
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126 void ChangeCoordinateDisplaySettingsL(); |
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127 |
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128 private: |
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129 /** |
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130 * Constructor |
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131 */ |
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132 CLocNotPrefPluginEngine( MLocNotPrefEngObserver& aEngineObserver ); |
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133 |
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134 /** |
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135 * Second Phase Constructor |
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136 */ |
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137 void ConstructL(); |
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138 |
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139 private: |
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140 |
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141 /** |
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142 * Reference to the Engine observer |
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143 */ |
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144 MLocNotPrefEngObserver& iObserver; |
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145 |
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146 /** |
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147 * Co-ordinate display format settings handle |
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148 * Owns |
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149 */ |
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150 CLocNotPrefCoordinateDisplayAdapter* iCordDisplaySettings; |
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151 |
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152 /** |
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153 * System of measurements settings handle |
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154 * Owns |
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155 */ |
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156 CLocNotPrefSystemofMeasAdapter* iSysofMeasSettings; |
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157 |
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158 /** |
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159 * System of measurement heading |
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160 * Owns |
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161 */ |
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162 HBufC16* iSysofMeasTitle; |
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163 |
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164 /** |
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165 * Co-ordinate display format heading |
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166 * Owns |
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167 */ |
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168 HBufC16* iCoordDispTitle; |
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169 |
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170 /** |
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171 * Imperial settings text |
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172 * Owns |
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173 */ |
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174 HBufC16* iImperialSettings; |
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175 |
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176 /** |
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177 * Metric settings text |
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178 * Owns |
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179 */ |
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180 HBufC16* iMetricSettings; |
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181 |
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182 /** |
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183 * Degrees resolution settings text |
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184 * Owns |
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185 */ |
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186 HBufC16* iDegreesSettings; |
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187 |
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188 /** |
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189 * Minutes resolution settings text |
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190 * Owns |
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191 */ |
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192 HBufC16* iMinutesSettings; |
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193 |
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194 /** |
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195 * Seconds resolution settings text |
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196 * Owns |
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197 */ |
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198 HBufC16* iSecondsSettings; |
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199 |
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200 /** |
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201 * Temporary Buffer for returning values to the Accessor |
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202 * functions. |
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203 * Owns |
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204 */ |
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205 HBufC16* iConversionBuffer; |
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206 |
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207 /** |
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208 * Boolean value to denote whether any settings dialog is currently |
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209 * outstanding |
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210 */ |
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211 TBool iSettingsDialogOutstanding; |
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212 |
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213 }; |
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214 |
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215 #endif // C_LOCNOTPREFPLUGINENGINE_H_ |
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216 |
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