1 /* |
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2 * Copyright (c) 2004 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: Defines screensaver utility tools. |
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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 #include <coecntrl.h> |
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21 #include <akntranseffect.h> |
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22 #include <data_caging_path_literals.hrh> |
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23 #include <gulicon.h> |
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24 |
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25 #ifdef RD_UI_TRANSITION_EFFECTS_PHASE2 |
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26 #include <akntransitionutils.h> |
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27 #endif |
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28 |
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29 #include "screensaverutility.h" |
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30 #include "screensaverappui.h" |
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31 #include "ScreensaverUtils.h" |
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32 |
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33 |
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34 // Screensaver window group priority boost (to ensure it's on top) |
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35 const TInt KSSWinPriorityBoost = 2; |
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36 |
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37 _LIT(KSsBitmapName, "\\ssbackground.mbm"); |
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38 _LIT(KSsBitmapUserDrive, "c:"); |
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39 _LIT(KSsBitmapSystemDrive, "z:"); |
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40 |
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41 // ----------------------------------------------------------------------------- |
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42 // CScreensaverUtility::Panic( TInt aPanic ) |
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43 // ----------------------------------------------------------------------------- |
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44 // |
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45 void ScreensaverUtility::Panic( TInt aPanic ) |
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46 { |
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47 User::Panic( _L("Screensaver"),aPanic ); |
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48 } |
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49 |
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50 |
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51 // ----------------------------------------------------------------------------- |
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52 // CScreensaverUtility::FlushDrawBuffer( TInt aPanic ) |
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53 // Flushes pending draw commands. A "must" before activating power save |
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54 // mode, so that the image can be copied to power save memory |
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55 // ----------------------------------------------------------------------------- |
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56 // |
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57 void ScreensaverUtility::FlushDrawBuffer() |
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58 { |
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59 CCoeEnv::Static()->WsSession().Flush(); |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CScreensaverUtility::ScreenRotated( TInt aPanic ) |
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64 // Checks if screen has been rotated |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 TBool ScreensaverUtility::ScreenRotated() |
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68 { |
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69 TPixelsAndRotation pxRot; |
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70 CCoeEnv::Static()->ScreenDevice()->GetDefaultScreenSizeAndRotation(pxRot); |
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71 |
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72 // Rotated, if 90 or 270 degrees |
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73 return ((pxRot.iRotation == CFbsBitGc::EGraphicsOrientationRotated90) |
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74 || (pxRot.iRotation == CFbsBitGc::EGraphicsOrientationRotated270)); |
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75 } |
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76 |
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77 // ----------------------------------------------------------------------------- |
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78 // ScreensaverUtility::Query12HourClock |
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79 // Query whether 12-hour clock is displayed |
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80 // ----------------------------------------------------------------------------- |
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81 // |
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82 TBool ScreensaverUtility::Query12HourClock( ) |
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83 { |
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84 TLocale locale; |
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85 return (locale.TimeFormat() == ETime12); |
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86 } |
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87 |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // ScreensaverUtility::BringToForeground |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 void ScreensaverUtility::BringToForeground() |
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94 { |
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95 #ifdef RD_UI_TRANSITION_EFFECTS_PHASE2 |
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96 const TInt KSsaCustomActivateContextNum = 1002; |
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97 |
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98 GfxTransEffect::BeginFullScreen( KSsaCustomActivateContextNum, TRect( ), |
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99 AknTransEffect::EParameterType, AknTransEffect::GfxTransParam( |
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100 KUidScreensaverApp, |
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101 AknTransEffect::TParameter::EActivateExplicitContinue ) ); |
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102 #endif |
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103 CEikonEnv::Static()->SetAutoForwarding( ETrue ); |
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104 CEikonEnv::Static()->BringForwards( ETrue, ECoeWinPriorityAlwaysAtFront |
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105 + KSSWinPriorityBoost ); |
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106 } |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // ScreensaverUtility::SendToBackground |
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110 // ----------------------------------------------------------------------------- |
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111 // |
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112 void ScreensaverUtility::SendToBackground() |
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113 { |
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114 #ifdef RD_UI_TRANSITION_EFFECTS_PHASE2 |
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115 |
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116 // Start the exit effect context even if this is actually application switch. The exit context |
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117 // makes possible to map effect by using the *previous* application uid (=Screen Saver). |
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118 // Note: Not allowed to call GfxTransEffect::EndFullScreen() as AVKON takes care of that when |
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119 // EApplicationExit context is used! |
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120 const TInt KSsaCustomDeactivateContextNum = 1001; |
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121 |
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122 //condition takes care of special case of incomeing call (should not have effect then) |
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123 if ( CAknTransitionUtils::GetData( KScreensaverCallStateChange ) == NULL ) |
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124 { |
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125 GfxTransEffect::BeginFullScreen( KSsaCustomDeactivateContextNum, |
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126 TRect( ), AknTransEffect::EParameterType, |
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127 AknTransEffect::GfxTransParam( KUidScreensaverApp, |
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128 AknTransEffect::TParameter::EActivateExplicitContinue ) ); |
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129 } |
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130 |
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131 CAknTransitionUtils::RemoveData( KScreensaverCallStateChange ); |
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132 #endif |
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133 |
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134 CEikonEnv::Static()->BringForwards( EFalse ); |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // ScreensaverUtility::IsDrivePresent |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 TBool ScreensaverUtility::IsDrivePresent(TInt aDrive) |
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142 { |
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143 RFs& fs = CCoeEnv::Static()->FsSession(); |
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144 |
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145 TInt error = KErrNone; |
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146 TDriveInfo driveInfo; |
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147 error = fs.Drive(driveInfo, aDrive ); |
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148 |
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149 // Not present, locked or unknown is bad |
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150 if ((error != KErrNone) || |
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151 (driveInfo.iMediaAtt & KMediaAttLocked) || |
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152 (driveInfo.iType == EMediaNotPresent) || |
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153 (driveInfo.iType == EMediaUnknown)) |
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154 { |
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155 return EFalse; |
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156 } |
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157 |
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158 // Read-only is fine |
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159 return ETrue; |
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160 } |
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161 |
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162 // ----------------------------------------------------------------------------- |
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163 // ScreensaverUtility::LoadBitmapL |
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164 // ----------------------------------------------------------------------------- |
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165 // |
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166 CGulIcon* ScreensaverUtility::LoadBitmapL() |
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167 { |
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168 CGulIcon *icon = CGulIcon::NewL(); |
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169 CleanupStack::PushL( icon ); |
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170 icon->SetBitmap(new (ELeave) CFbsBitmap()); |
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171 CFbsBitmap* mask = new (ELeave) CFbsBitmap(); |
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172 |
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173 // First try user path and then system path. |
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174 TInt error; |
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175 TFileName path; |
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176 path.Copy(KSsBitmapUserDrive); |
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177 path.Append(KDC_APP_BITMAP_DIR); |
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178 path.Append(KSsBitmapName); |
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179 |
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180 for (TInt i = 0; i < 2; i++) |
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181 { |
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182 error = icon->Bitmap()->Load(path, 0); |
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183 if (error == KErrNone) |
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184 { |
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185 error = mask->Load(path, 1); |
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186 if (error != KErrNone) |
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187 { |
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188 delete mask; |
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189 } |
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190 else |
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191 { |
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192 icon->SetMask( mask ); |
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193 } |
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194 CleanupStack::Pop(); // icon |
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195 return icon; |
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196 } |
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197 path.Copy(KSsBitmapSystemDrive); |
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198 path.Append(KDC_APP_BITMAP_DIR); |
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199 path.Append(KSsBitmapName); |
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200 } |
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201 |
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202 CleanupStack::PopAndDestroy(); // icon |
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203 return NULL; |
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204 } |
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205 |
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206 |
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207 // ----------------------------------------------------------------------------- |
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208 // ScreensaverUtility::StopWServHeartBeat |
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209 // ----------------------------------------------------------------------------- |
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210 // |
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211 void ScreensaverUtility::StopWServHeartBeat() |
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212 { |
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213 SCRLOGGER_WRITE("Model: Stopping WServ HB, snoozing..."); |
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214 RWsSession ws; |
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215 TInt err = ws.Connect( ); |
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216 if ( !err ) |
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217 { |
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218 ws.PrepareForSwitchOff( ); |
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219 ws.Close( ); |
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220 } |
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221 } |
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222 |
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223 // End of file |
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