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1 /* |
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2 * Copyright (c) 2006-2007 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: Model class for slide set dialog. |
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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 // Central repository. |
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20 #include <centralrepository.h> |
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21 #include <pslninternalcrkeys.h> |
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22 #include "PslnVariationPrivateCRKeys.h" |
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23 #include "PslnVariant.hrh" |
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24 #include <AknSkinsInternalCRKeys.h> |
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25 |
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26 // Notes & Dialogs |
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27 #include <AknGlobalNote.h> |
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28 #include <aknnotewrappers.h> |
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29 |
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30 // Skin server. |
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31 #include <AknsWallpaperUtils.h> |
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32 #include <AknsSrvClient.h> |
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33 |
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34 // Generic. |
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35 #include <bautils.h> |
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36 |
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37 // Psln Slide set specific. |
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38 #include <pslnslidesetdialoginterface.h> |
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39 #include "pslnslidesetmodel.h" |
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40 #include "pslnslidesetconst.hrh" |
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41 #include "pslnslidesetconst.h" |
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42 #include <pslnslidesetdialogrsc.rsg> |
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43 |
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44 // Slide set duration default value: 5 seconds. |
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45 const TInt KPslnSlideSetDefaultDuration = 5; |
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46 // Slide set backlight default value: off. |
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47 const TInt KPslnSlideSetBacklightOff = 0; |
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48 // Slide set interval default value: 10min. |
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49 const TInt KPslnSlideSetDefaultInterval = EPslnSlideSetInterval10Min; |
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50 // Slide set minimum duration is 5 second. |
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51 const TInt KPslnSlideSetMinDuration = 5; |
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52 // Slide set maximum duration is 60 seconds. |
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53 const TInt KPslnSlideSetMaxDuration = 60; |
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54 // Slide set maximum backlight period is 30secs. |
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55 const TInt KPslnSlideSetMaxBacklight = 30; |
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56 // Slide set minimum interval period is 1 min. |
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57 const TInt KPslnSlideSetMinInterval = EPslnSlideSetInterval1Min; |
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58 // Slide set maximum interval period is 1 day. |
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59 const TInt KPslnSlideSetMaxInterval = EPslnSlideSetInterval1Day; |
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60 |
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61 |
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62 // ======== MEMBER FUNCTIONS ======== |
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63 // --------------------------------------------------------------------------- |
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64 // C++ constructor can NOT contain any code, that might leave. |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 CPslnSlideSetModel::CPslnSlideSetModel() : iImageListChanged ( EFalse ) |
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68 { |
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69 } |
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70 |
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71 // --------------------------------------------------------------------------- |
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72 // Symbian 2nd phase constructor can leave. |
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73 // --------------------------------------------------------------------------- |
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74 // |
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75 void CPslnSlideSetModel::ConstructL() |
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76 { |
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77 iRepository = CRepository::NewL( KCRUidThemes ); |
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78 iCoeEnv = CCoeEnv::Static(); |
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79 } |
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80 |
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81 // --------------------------------------------------------------------------- |
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82 // Two-phased constructor. |
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83 // --------------------------------------------------------------------------- |
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84 // |
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85 CPslnSlideSetModel* CPslnSlideSetModel::NewL() |
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86 { |
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87 CPslnSlideSetModel* self = CPslnSlideSetModel::NewLC(); |
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88 CleanupStack::Pop( self ); |
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89 return self; |
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90 } |
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91 |
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92 // --------------------------------------------------------------------------- |
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93 // Two-phased constructor. Same as above, but leaves object to the |
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94 // cleanup stack. |
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95 // --------------------------------------------------------------------------- |
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96 // |
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97 CPslnSlideSetModel* CPslnSlideSetModel::NewLC() |
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98 { |
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99 CPslnSlideSetModel* self = new( ELeave ) CPslnSlideSetModel; |
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100 CleanupStack::PushL( self ); |
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101 self->ConstructL(); |
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102 return self; |
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103 } |
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104 |
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105 // --------------------------------------------------------------------------- |
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106 // Destructor. |
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107 // --------------------------------------------------------------------------- |
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108 // |
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109 CPslnSlideSetModel::~CPslnSlideSetModel() |
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110 { |
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111 delete iRepository; |
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112 } |
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113 |
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114 // --------------------------------------------------------------------------- |
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115 // Returns current selection for slide set type: random / image set. |
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116 // --------------------------------------------------------------------------- |
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117 // |
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118 TInt CPslnSlideSetModel::GetSlideSetType( const TInt aSlideSetType ) const |
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119 { |
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120 TInt imageSelection = KErrNotFound; |
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121 |
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122 TInt error = KErrNone; |
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123 if ( aSlideSetType == EPslnScreensaverDialog ) |
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124 { |
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125 error = iRepository->Get( |
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126 KThemesScreenSaverSlideSetType, |
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127 imageSelection ); |
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128 } |
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129 else |
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130 { |
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131 error = iRepository->Get( |
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132 KThemesWallpaperSlideSetType, |
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133 imageSelection ); |
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134 } |
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135 // In case of error, or invalid value, just return default value. |
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136 if ( error != KErrNone || |
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137 ( imageSelection != KPslnSlideSetRandomIndex && |
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138 imageSelection != KPslnSlideSetImageSelImageSet ) ) |
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139 { |
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140 if ( aSlideSetType == EPslnScreensaverDialog ) |
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141 { |
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142 return KPslnSlideSetRandomIndex; |
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143 } |
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144 else |
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145 { |
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146 return KPslnSlideSetImageSelImageSet; |
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147 } |
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148 } |
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149 return imageSelection; |
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150 } |
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151 |
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152 // --------------------------------------------------------------------------- |
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153 // Sets slide set type (random/image set). |
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154 // --------------------------------------------------------------------------- |
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155 // |
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156 TInt CPslnSlideSetModel::SetSlideSetType( |
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157 const TInt aSlideSetType, const TInt aValue ) |
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158 { |
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159 TInt error = KErrNone; |
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160 |
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161 TInt prevValue = KErrNone; |
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162 if ( aSlideSetType == EPslnScreensaverDialog ) |
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163 { |
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164 error = iRepository->Get( KThemesScreenSaverSlideSetType, prevValue ); |
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165 } |
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166 else |
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167 { |
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168 error = iRepository->Get( KThemesWallpaperSlideSetType, prevValue ); |
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169 } |
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170 |
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171 // Validate that value is valid and changed. |
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172 if ( ( aValue == KPslnSlideSetImageSelImageSet || |
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173 aValue == KPslnSlideSetRandomIndex ) && |
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174 ( prevValue != aValue ) ) |
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175 { |
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176 // Store selection. |
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177 if ( aSlideSetType == EPslnScreensaverDialog ) |
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178 { |
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179 error = iRepository->Set( KThemesScreenSaverSlideSetType, aValue ); |
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180 } |
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181 else |
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182 { |
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183 error = iRepository->Set( KThemesWallpaperSlideSetType, aValue ); |
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184 } |
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185 } |
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186 else |
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187 { |
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188 error = KErrArgument; |
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189 } |
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190 return error; |
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191 } |
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192 |
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193 // --------------------------------------------------------------------------- |
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194 // Returns current selection for screensaver slide set duration. |
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195 // --------------------------------------------------------------------------- |
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196 // |
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197 TInt CPslnSlideSetModel::GetSlideSetDuration() const |
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198 { |
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199 TInt slideSetDuration = KPslnSlideSetDefaultDuration; |
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200 TInt error = KErrNone; |
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201 error = iRepository->Get( |
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202 KThemesScreenSaverSlideSetDuration, |
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203 slideSetDuration ); |
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204 if ( error != KErrNone ) |
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205 { |
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206 // return default value in case of error. |
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207 return KPslnSlideSetDefaultDuration; |
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208 } |
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209 return slideSetDuration; |
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210 } |
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211 |
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212 // --------------------------------------------------------------------------- |
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213 // Sets screensaver slide set duration. |
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214 // --------------------------------------------------------------------------- |
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215 // |
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216 TInt CPslnSlideSetModel::SetSlideSetDuration( const TInt aValue ) |
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217 { |
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218 TInt error = KErrNone; |
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219 TInt prevValue = KErrNone; |
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220 error = iRepository->Get( KThemesScreenSaverSlideSetDuration, prevValue ); |
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221 |
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222 // Validate value and check that new value is different from previous |
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223 // value. |
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224 if ( ( aValue >= KPslnSlideSetMinDuration && |
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225 aValue <= KPslnSlideSetMaxDuration ) && |
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226 ( prevValue != aValue ) ) |
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227 { |
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228 error = iRepository->Set( |
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229 KThemesScreenSaverSlideSetDuration, |
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230 aValue ); |
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231 } |
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232 else |
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233 { |
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234 error = KErrArgument; |
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235 } |
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236 return error; |
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237 } |
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238 |
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239 // --------------------------------------------------------------------------- |
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240 // Returns current selection for screensaver slide set backlight period. |
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241 // --------------------------------------------------------------------------- |
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242 // |
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243 TInt CPslnSlideSetModel::GetSlideSetBacklight() const |
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244 { |
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245 TInt slideSetBacklight = KPslnSlideSetBacklightOff; |
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246 TInt error = KErrNone; |
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247 error = iRepository->Get( |
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248 KThemesScreenSaverSlideSetBacklight, |
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249 slideSetBacklight ); |
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250 if ( error != KErrNone ) |
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251 { |
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252 // return default value in case of error. |
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253 return KPslnSlideSetBacklightOff; |
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254 } |
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255 return slideSetBacklight; |
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256 } |
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257 |
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258 // --------------------------------------------------------------------------- |
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259 // Sets screensaver slide set backlight period. |
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260 // --------------------------------------------------------------------------- |
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261 // |
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262 TInt CPslnSlideSetModel::SetSlideSetBacklight( const TInt aValue ) |
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263 { |
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264 TInt error = KErrNone; |
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265 TInt prevValue = KErrNone; |
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266 error = iRepository->Get( KThemesScreenSaverSlideSetBacklight, prevValue ); |
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267 |
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268 if ( ( aValue >= KPslnSlideSetBacklightOff || |
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269 aValue <= KPslnSlideSetMaxBacklight ) && |
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270 ( prevValue != aValue ) ) |
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271 { |
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272 error = iRepository->Set( |
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273 KThemesScreenSaverSlideSetBacklight, |
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274 aValue ); |
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275 } |
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276 else |
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277 { |
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278 error = KErrArgument; |
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279 } |
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280 return error; |
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281 } |
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282 |
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283 // --------------------------------------------------------------------------- |
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284 // Returns current selection for wallpaper slide set image change interval. |
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285 // --------------------------------------------------------------------------- |
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286 // |
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287 TInt CPslnSlideSetModel::GetSlideSetInterval() const |
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288 { |
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289 TInt slideSetInterval = KPslnSlideSetDefaultInterval; |
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290 TInt error = KErrNone; |
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291 error = iRepository->Get( |
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292 KThemesWallpaperSlideSetInterval, |
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293 slideSetInterval ); |
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294 if ( error != KErrNone ) |
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295 { |
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296 // return default value in case of error. |
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297 return KPslnSlideSetDefaultInterval; |
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298 } |
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299 return slideSetInterval; |
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300 } |
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301 |
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302 // --------------------------------------------------------------------------- |
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303 // Sets wallpaper slide set image change period. |
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304 // --------------------------------------------------------------------------- |
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305 // |
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306 TInt CPslnSlideSetModel::SetSlideSetInterval( const TInt aValue ) |
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307 { |
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308 TInt error = KErrNone; |
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309 TInt prevValue = KErrNone; |
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310 error = iRepository->Get( KThemesWallpaperSlideSetInterval, prevValue ); |
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311 |
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312 if ( ( aValue >= KPslnSlideSetMinInterval || |
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313 aValue <= KPslnSlideSetMaxInterval ) && |
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314 ( prevValue != aValue ) ) |
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315 { |
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316 error = iRepository->Set( KThemesWallpaperSlideSetInterval, aValue ); |
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317 } |
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318 else |
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319 { |
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320 error = KErrArgument; |
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321 } |
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322 return error; |
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323 } |
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324 |
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325 // --------------------------------------------------------------------------- |
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326 // Stores list of image filenames to be used as slide set image set. |
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327 // --------------------------------------------------------------------------- |
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328 // |
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329 void CPslnSlideSetModel::SetImageListL( const TInt aSlideSetType, |
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330 CDesCArray& aSelectedFiles, const TInt aLaunchMode ) |
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331 { |
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332 if ( aSlideSetType == EPslnWallpaperDialog ) |
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333 { |
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334 if ( aLaunchMode == CPslnSlidesetDialogInterface::EPslnNormal ) |
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335 { |
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336 TInt retVal = |
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337 AknsWallpaperUtils::SetSlidesetWallpaper( aSelectedFiles, NULL ); |
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338 if ( retVal != KErrNone ) |
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339 { |
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340 // Show information note about image |
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341 HBufC* prompt = iCoeEnv->AllocReadResourceLC( |
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342 R_PSLN_SLIDE_SET_IMAGE_CORRUPTED ); |
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343 CAknInformationNote* note = |
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344 new (ELeave) CAknInformationNote( ETrue ); |
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345 note->ExecuteLD( *prompt ); |
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346 CleanupStack::PopAndDestroy( prompt ); |
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347 } |
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348 } |
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349 // Write file names to file, if configuring only. |
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350 else |
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351 { |
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352 TInt fileType = EAknsSrvInifileSSWP; |
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353 StoreImageListToFileL( fileType, aSelectedFiles ); |
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354 } |
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355 } |
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356 else |
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357 { |
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358 TInt fileType = EAknsSrvInifileSSSS; |
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359 StoreImageListToFileL( fileType, aSelectedFiles ); |
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360 } |
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361 iImageListChanged = ETrue; |
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362 } |
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363 |
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364 // --------------------------------------------------------------------------- |
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365 // Check if the image file exists. |
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366 // --------------------------------------------------------------------------- |
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367 // |
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368 TBool CPslnSlideSetModel::SlideSetImageFileExistsL( |
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369 const TInt aSlideSetType ) const |
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370 { |
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371 // Get file from server. |
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372 RFile imgFile; |
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373 OpenImageFileL( imgFile, aSlideSetType ); |
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374 CleanupClosePushL( imgFile ); |
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375 |
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376 // Check if the file exists. |
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377 TInt fileSize = 0; |
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378 TBool retValue = EFalse; |
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379 User::LeaveIfError( imgFile.Size( fileSize ) ); |
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380 |
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381 // If file has size, then it exists. |
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382 if ( fileSize > 0 ) |
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383 { |
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384 retValue = ETrue; |
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385 } |
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386 |
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387 CleanupStack::PopAndDestroy(); // imgFile |
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388 return retValue; |
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389 } |
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390 |
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391 // --------------------------------------------------------------------------- |
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392 // Indicates whether or not setting values have been updated. |
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393 // --------------------------------------------------------------------------- |
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394 // |
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395 TBool CPslnSlideSetModel::HasDialogUpdatedValues() const |
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396 { |
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397 return iImageListChanged; |
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398 } |
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399 |
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400 // --------------------------------------------------------------------------- |
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401 // Counts how many images have been selected. |
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402 // --------------------------------------------------------------------------- |
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403 // |
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404 TInt CPslnSlideSetModel::GetImageCountInSlideSetL( |
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405 const TInt aSlideSetType ) const |
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406 { |
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407 // Get file from server. |
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408 RFile imgFile; |
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409 OpenImageFileL( imgFile, aSlideSetType ); |
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410 CleanupClosePushL( imgFile ); |
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411 |
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412 TInt fileSize = 0; |
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413 TInt imageCount = 0; |
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414 User::LeaveIfError( imgFile.Size( fileSize ) ); |
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415 |
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416 // If file size is zero => no images. |
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417 if ( fileSize > 0 ) |
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418 { |
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419 TFileText textFile; |
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420 textFile.Set( imgFile ); |
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421 textFile.Seek( ESeekStart ); |
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422 |
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423 RFs& fs = CCoeEnv::Static()->FsSession(); |
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424 // Count images from file. |
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425 FOREVER |
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426 { |
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427 TFileName filename; |
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428 if( textFile.Read( filename ) != KErrNone ) |
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429 { |
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430 break; |
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431 } |
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432 if ( BaflUtils::FileExists(fs, filename) ) |
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433 { |
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434 imageCount++; |
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435 } |
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436 } |
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437 } |
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438 CleanupStack::PopAndDestroy(); // imgFile |
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439 return imageCount; |
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440 } |
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441 |
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442 // --------------------------------------------------------------------------- |
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443 // Sets feature support - see pslnslidesetconst.h for feature list. |
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444 // --------------------------------------------------------------------------- |
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445 // |
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446 void CPslnSlideSetModel::GetFeatureSupportL( TBitFlags& aFeatureBitFlags ) const |
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447 { |
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448 CRepository* featureRep = CRepository::NewLC( KCRUidThemesVariation ); |
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449 TInt value = KErrNone; |
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450 featureRep->Get( KThemesLocalVariation, value ); |
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451 |
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452 aFeatureBitFlags.ClearAll(); |
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453 |
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454 //map value to feature flags |
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455 if ( value & KPslnRandomSlideSets ) |
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456 { |
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457 aFeatureBitFlags.Set( EPslnSlideSetFeatureRandom ); |
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458 } |
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459 if ( value & KPslnRemoveSlideSetTimeout ) |
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460 { |
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461 aFeatureBitFlags.Set( EPslnSlideSetBacklightRemoved ); |
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462 } |
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463 |
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464 CleanupStack::PopAndDestroy( featureRep ); |
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465 } |
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466 |
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467 // --------------------------------------------------------------------------- |
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468 // Stores slide set image file names to file. |
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469 // --------------------------------------------------------------------------- |
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470 // |
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471 void CPslnSlideSetModel::StoreImageListToFileL( |
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472 const TInt aSlideSetType, CDesCArray& aSelectedFiles ) const |
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473 { |
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474 // Get file from server. |
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475 RFile imgFile; |
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476 OpenImageFileL( imgFile, aSlideSetType ); |
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477 CleanupClosePushL( imgFile ); |
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478 User::LeaveIfError( imgFile.SetSize( 0 ) ); // possibly wipe existing file |
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479 |
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480 // Finally, write image filenames to the file. |
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481 TFileText textFile; |
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482 textFile.Set( imgFile ); |
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483 textFile.Seek( ESeekStart ); |
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484 |
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485 for ( TInt imgCount = 0; imgCount < aSelectedFiles.Count(); imgCount++ ) |
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486 { |
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487 User::LeaveIfError( |
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488 textFile.Write( aSelectedFiles.MdcaPoint( imgCount ) ) ); |
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489 } |
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490 imgFile.Flush(); |
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491 |
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492 CleanupStack::PopAndDestroy(); // imgFile |
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493 } |
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494 |
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495 // --------------------------------------------------------------------------- |
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496 // Open image list file for operations. |
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497 // --------------------------------------------------------------------------- |
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498 // |
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499 void CPslnSlideSetModel::OpenImageFileL( RFile& aImageFile, const TInt aSlideSetType ) const |
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500 { |
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501 // First, connect to skin server. |
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502 RAknsSrvSession skinsrv; |
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503 User::LeaveIfError( skinsrv.Connect() ); |
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504 CleanupClosePushL( skinsrv ); |
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505 |
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506 // Then get file handle. |
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507 TInt fileserverhandle = 0; |
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508 TInt filehandle = 0; |
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509 // Validate type and open image file. |
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510 if ( aSlideSetType == EAknsSrvInifileSSWP ) |
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511 { |
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512 fileserverhandle = |
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513 skinsrv.OpenImageInifile( EAknsSrvInifileSSWP, filehandle ); |
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514 } |
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515 else |
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516 { |
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517 fileserverhandle = |
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518 skinsrv.OpenImageInifile( EAknsSrvInifileSSSS, filehandle ); |
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519 |
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520 } |
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521 if ( fileserverhandle <= 0 || filehandle == 0 ) |
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522 { |
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523 User::Leave( fileserverhandle ); |
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524 } |
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525 |
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526 // Finally adopt file from server. |
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527 User::LeaveIfError( aImageFile.AdoptFromServer( fileserverhandle, filehandle ) ); |
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528 CleanupStack::PopAndDestroy(); // skinsrv |
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529 } |
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530 |
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531 // End of file |