--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/screensaver/snsrdisplaycontrol_s60/src/snsrdisplaycontrolsession.cpp Fri Sep 17 08:27:54 2010 +0300
@@ -0,0 +1,129 @@
+/*
+* Copyright (c) 2010 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 for server side session object of
+* Screensaver Display Control Server
+*
+*/
+
+#include <power_save_display_mode.h>
+#include <hal.h>
+
+#include "snsrdisplaycontrolsession.h"
+#include "snsrdisplaycontrolcommon.h"
+
+
+// ======== LOCAL FUNCTIONS ========
+
+
+// ======== MEMBER FUNCTIONS ========
+
+
+// ---------------------------------------------------------------------------
+// CSnsrDisplayControlSession
+// ---------------------------------------------------------------------------
+//
+CSnsrDisplayControlSession::CSnsrDisplayControlSession() :
+ CSession2()
+ {
+ }
+
+
+// ---------------------------------------------------------------------------
+// ConstructL
+// ---------------------------------------------------------------------------
+//
+void CSnsrDisplayControlSession::ConstructL()
+ {
+ iPowerSave = CPowerSaveDisplayMode::NewL();
+
+ // Create pixel buffer that can hold the full screen picture of our
+ // display device.
+ TInt x = 0;
+ TInt y = 0;
+ HAL::Get(HALData::EDisplayXPixels, x);
+ HAL::Get(HALData::EDisplayYPixels, y);
+ iPowerSavePixelBuffer = HBufC::NewL(x*y);
+ iPowerSavePixelBuffer->Des().FillZ();
+ }
+
+
+// ---------------------------------------------------------------------------
+// NewL
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CSnsrDisplayControlSession* CSnsrDisplayControlSession::NewL()
+ {
+ CSnsrDisplayControlSession* self = new (ELeave) CSnsrDisplayControlSession();
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+
+// ---------------------------------------------------------------------------
+// ~CSnsrDisplayControlSession
+// ---------------------------------------------------------------------------
+//
+CSnsrDisplayControlSession::~CSnsrDisplayControlSession()
+ {
+ delete iPowerSave;
+ delete iPowerSavePixelBuffer;
+ }
+
+// ---------------------------------------------------------------------------
+// ServiceL
+// ---------------------------------------------------------------------------
+//
+void CSnsrDisplayControlSession::ServiceL( const RMessage2& aMessage )
+ {
+ TInt func = aMessage.Function();
+
+ TInt err( KErrNone );
+
+ switch ( func )
+ {
+ case ESnsrDispCtrlSrvDisplayOff:
+ {
+ // off
+ // TODO
+ break;
+ }
+ case ESnsrDispCtrlSrvDisplayLowPower:
+ {
+ // low power
+ TInt startRow = aMessage.Int0();
+ TInt endRow = aMessage.Int1();
+ // TODO: for now, we pass a zero-filled pixel buffer to power save API.
+ // This works fine with our reference hardware but some types of displays
+ // might require passing the actual screen contents in this buffer.
+ TUint16* ptr = const_cast<TUint16*>( iPowerSavePixelBuffer->Ptr() );
+ err = iPowerSave->Set(startRow, endRow, ptr);
+ break;
+ }
+ case ESnsrDispCtrlSrvDisplayFullPower:
+ {
+ // full power
+ err = iPowerSave->Exit();
+ break;
+ }
+ default:
+ {
+ err = KErrNotSupported;
+ }
+ }
+
+ aMessage.Complete(err);
+ }
+