src/screensaverctrlnone.cpp
branchRCL_3
changeset 23 e8d784ac1a4b
child 24 fc25e03508fd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/screensaverctrlnone.cpp	Wed Sep 01 12:30:40 2010 +0100
@@ -0,0 +1,195 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:   Implementation of screensaver none display object class.
+*
+*/
+
+
+
+#include <screensaverplugin.h>
+#include <hal.h>
+
+#include "screensaverctrlnone.h"
+#include "ScreensaverUtils.h"
+#include "screensaverappui.h"
+#include "screensavershareddatai.h"
+
+//the param to set the display off/on
+const TInt KDisplayOff = 0;
+const TInt KDisplayOn = 1;
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::NewL
+// -----------------------------------------------------------------------------
+//
+CScreensaverCtrlNone* CScreensaverCtrlNone::NewL()
+    {
+    CScreensaverCtrlNone* self = new( ELeave ) CScreensaverCtrlNone();
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::~CScreensaverCtrlNone
+// -----------------------------------------------------------------------------
+//
+CScreensaverCtrlNone::~CScreensaverCtrlNone()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::StartTimer
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::StartTimer()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::CancelTimer
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::CancelTimer()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::ClearScreen
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::ClearScreen()
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverCtrlNone::ClearScreen start") );
+    SwitchDisplayState( KDisplayOn );
+    
+    SwitchLights( ESSForceLightsOn );
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::Refresh
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::Refresh()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::DrawObject
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::DrawObject()
+    {
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverCtrlNone::DrawObject start") );
+    SwitchDisplayState( KDisplayOff );
+    SwitchLights( ESSForceLightsOff );
+    DrawNow();
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::HandleResourceChange
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::HandleResourceChange(TInt aType)
+    {
+    if ( aType == KEikDynamicLayoutVariantSwitch )//&& iType != EDisplayNone)
+        {
+        // Screen layout has changed - resize
+        SetRect( iCoeEnv->ScreenDevice()->SizeInPixels() );
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::SizeChanged
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::SizeChanged()
+    {
+    // Nothing to be implemented
+    }
+
+// ---------------------------------------------------------------------------
+// CScreensaverCtrlNone::Draw
+// ---------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::Draw( const TRect& aRect ) const
+    {
+    if ( !Model().ScreenSaverIsOn() && !Model().ScreenSaverIsPreviewing() )
+        {
+        return;
+        }
+
+    SCRLOGGER_WRITEF( _L("SCR:CScreensaverCtrlNone::Draw, screensaver is on or previewing") );
+    CWindowGc& gc = SystemGc();
+    gc.SetBrushColor( KRgbBlack );
+    gc.Clear( aRect );
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::CScreensaverCtrlNone
+// -----------------------------------------------------------------------------
+//
+CScreensaverCtrlNone::CScreensaverCtrlNone()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::ConstructL()
+    {
+    CreateWindowL();
+    SetRect( iCoeEnv->ScreenDevice()->SizeInPixels() );
+    ActivateL();
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::SwitchLights
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::SwitchLights( TInt aSecs )
+    {
+    Model().SharedDataInterface()->SetSSForcedLightsOn( aSecs );
+    }
+
+// -----------------------------------------------------------------------------
+// CScreensaverCtrlNone::SwitchDisplayState
+// -----------------------------------------------------------------------------
+//
+void CScreensaverCtrlNone::SwitchDisplayState( TInt aState )
+    {
+    SCRLOGGER_WRITEF(_L("SCR:CScreensaverCtrlNone::SwitchDisplayState start") );
+    TInt currentState ;
+    //Get the current display state
+    TInt result = KErrNone;
+    TRAP_IGNORE( result = HAL::Get( HALData::EDisplayState, currentState ) );
+    
+    if( KErrNone != result )
+        {
+        //if can't get the state, revert to default type
+        View()->SetDisplayObject( 
+            Model().SharedDataInterface()->DefaultScreensaverType() );
+        return;
+        }
+    
+    if ( aState != currentState ) //display already on/off; nothing to do
+        {
+        TRAP_IGNORE( HAL::Set( HALData::EDisplayState, aState ) );
+        }
+    }
+
+
+//End of file