diff -r 924385140d98 -r c2c61fdca848 sensorsupport/testsensor/src/ssyreferencecmdhandler.cpp --- a/sensorsupport/testsensor/src/ssyreferencecmdhandler.cpp Tue Aug 31 15:24:25 2010 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,367 +0,0 @@ -// ssyreferencecmdhandler.cpp - -// Copyright (c) 2006-2009 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: -// - - - -#include -#include "ssyreferencecmdhandler.h" -#include "ssyreferencecontrol.h" -#include "ssyreferencechannel.h" -#include "ssyreferencetrace.h" - -// ======== CONSTANTS ======== -const TInt KSsyRefShortDelay = 100; - -// ======== MEMBER FUNCTIONS ======== - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler C++ constructor -// --------------------------------------------------------------------------- -// -CSsyReferenceCmdHandler::CSsyReferenceCmdHandler( CSsyReferenceChannel& aSsyChannel ) : - CActive( EPriorityNormal ), - iSsyChannel( aSsyChannel ) - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::CSsyReferenceCmdHandler()" ) ) ); - CActiveScheduler::Add( this ); - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::CSsyReferenceCmdHandler() - return" ) ) ); - } - - -// --------------------------------------------------------------------------- -// Symbian 2nd phase constructor -// --------------------------------------------------------------------------- -// -void CSsyReferenceCmdHandler::ConstructL() - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::ConstructL()" ) ) ); - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::ConstructL() - return" ) ) ); - } - - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::NewL -// --------------------------------------------------------------------------- -// -CSsyReferenceCmdHandler* CSsyReferenceCmdHandler::NewL( CSsyReferenceChannel& aSsyChannel ) - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::NewL()" ) ) ); - CSsyReferenceCmdHandler* self = new ( ELeave ) CSsyReferenceCmdHandler( aSsyChannel ); - CleanupStack::PushL( self ); - self->ConstructL(); - CleanupStack::Pop( self ); - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::NewL() - return" ) ) ); - return self; - } - -// --------------------------------------------------------------------------- -// Destructor -// --------------------------------------------------------------------------- -// -CSsyReferenceCmdHandler::~CSsyReferenceCmdHandler() - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::~CSsyReferenceCmdHandler()" ) ) ); - - if ( iMessage ) - { - // Send ProcessResponse - iMessage->SetError( KErrCancel ); - iSsyChannel.ProcessResponse( iMessage ); - delete iMessage; - iMessage = NULL; - } - - if ( iTimer ) - { - iTimer->Cancel(); - delete iTimer; - } - - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::~CSsyReferenceCmdHandler() - return" ) ) ); - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::ProcessCommand -// --------------------------------------------------------------------------- -// -TInt CSsyReferenceCmdHandler::ProcessCommand( TSsyReferenceMsg aMessage ) - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::ProcessCommand()" ) ) ); - TInt err( KErrAlreadyExists ); - - // Special case, when channel is reciving, iMessage is not deleted after ProcessCommand - if ( aMessage.Function() == ESsyReferenceStopChannelData ) - { - // Stop 'receiving'. No need to handle this asynchronously - if ( iTimer ) - { - iTimer->Cancel(); - delete iTimer; - iTimer = NULL; - } - - iDataItemArray.Reset(); - iDataItemPtr = 0; - err = KErrNone; - // No need to send ProcessResponse either - delete iMessage; - iMessage = NULL; - } - else if ( !iMessage ) - { - iMessage = new TSsyReferenceMsg( aMessage ); - if(iMessage) - { - switch( aMessage.Function() ) - { - case ESsyReferenceStartChannelData: - { - // Get channel data items and start 'receiving' - IssueRequest(); - err = KErrNone; - break; - } - case ESsyReferenceOpenChannel: - { - // Open channel specific handling here - IssueRequest(); - err = KErrNone; - break; - } - case ESsyReferenceCloseChannel: - { - // Close channel specific handling here - IssueRequest(); - err = KErrNone; - break; - } - default: - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::ProcessCommand() - Unknown function" ) ) ); - err = KErrNotFound; - } - } - } - else - { - err = KErrNoMemory; - } - } - else - { - err = KErrUnknown; - } - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::ProcessCommand() - return" ) ) ); - return err; - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::IssueRequest -// --------------------------------------------------------------------------- -// -void CSsyReferenceCmdHandler::IssueRequest( TInt aError ) - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::IssueRequest()" ) ) ); - // Provides synchronous function calls to be handled as asynchronous - if ( !IsActive() ) - { - TRequestStatus *s = &iStatus; - User::RequestComplete( s, aError ); - SetActive(); - } - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::IssueRequest() - return" ) ) ); - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::SendResponse -// --------------------------------------------------------------------------- -// -void CSsyReferenceCmdHandler::SendResponse( TInt aError ) - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::SendResponse()" ) ) ); - // Send response to channel - if ( iMessage ) - { - iMessage->SetError( aError ); - iSsyChannel.ProcessResponse( iMessage ); - delete iMessage; - iMessage = NULL; - } - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::SendResponse() - return" ) ) ); - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::RunL -// --------------------------------------------------------------------------- -// -void CSsyReferenceCmdHandler::RunL() - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::RunL() - %i" ), iStatus.Int() ) ); - - TInt err( iStatus.Int() ); - - if ( iMessage ) - { - switch( iMessage->Function() ) - { - case ESsyReferenceStartChannelData: - { - TInt startInterval( 0 ); - - // Get all Channel data information from config file - iSsyChannel.SsyControl().SsyConfig(). - GetChannelDataInformationL( iMessage->ChannelId(), iDataItemArray, startInterval ); - - // Check that channel data items were found - if ( iDataItemArray.Count() ) - { - // If interval is zero, set small interval - if ( startInterval == 0 ) - { - startInterval = KSsyRefShortDelay; - } - - // wait that interval - if ( iTimer ) - { - iTimer->Cancel(); - delete iTimer; - iTimer = NULL; - } - - // Reset pointer - iDataItemPtr = 0; - - // Start timer and continue processing in callback function - iTimer = CPeriodic::NewL( EPriorityNormal ); - iTimer->Start( startInterval * 1000, 0, TCallBack( DataItemCallback, this ) ); - } - break; - } - case ESsyReferenceOpenChannel: - { - // Open channel response specific handling here - iMessage->SetFunction( ESsyReferenceOpenChannelResp ); - SendResponse(); - break; - } - case ESsyReferenceCloseChannel: - { - // Close channel response specific handling here - iMessage->SetFunction( ESsyReferenceCloseChannelResp ); - SendResponse(); - break; - } - default: - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::ProcessCommand() - Unknown function" ) ) ); - err = KErrNotFound; - } - } - } - - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::RunL() - return" ) ) ); - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::DoCancel -// --------------------------------------------------------------------------- -// -void CSsyReferenceCmdHandler::DoCancel() - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::DoCancel()" ) ) ); - - // Handle cancel for this channel. Cancel any ongoing requests - - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::DoCancel() - return" ) ) ); - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::RunError -// --------------------------------------------------------------------------- -// -TInt CSsyReferenceCmdHandler::RunError( TInt /*aError*/ ) - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::RunError()" ) ) ); - - // Handle possible errors here and return KErrNone to prevent SSY from panic - - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::RunError() - return" ) ) ); - return KErrNone; - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::DataItemCallback -// --------------------------------------------------------------------------- -// -TInt CSsyReferenceCmdHandler::DataItemCallback( TAny* aThis ) - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::DataItemCallback()" ) ) ); - return static_cast( aThis )->GenerateChannelDataItem(); - } - -// --------------------------------------------------------------------------- -// CSsyReferenceCmdHandler::GenerateChannelDataItem -// --------------------------------------------------------------------------- -// -TInt CSsyReferenceCmdHandler::GenerateChannelDataItem() - { - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::GenerateChannelDataItem()" ) ) ); - - // Get next item from list and set pointer to next item - TSsyRefChannelDataBase dataItem = iDataItemArray[iDataItemPtr++]; - - // Get next item interval from data item - TInt nextInterval( dataItem.Interval() ); - - // Set timestamp to data item - TTime time; - time.HomeTime(); - dataItem.SetTimestamp( time ); - - // If interval is zero, set small interval - if ( nextInterval == 0 ) - { - nextInterval = KSsyRefShortDelay; - } - - // Add data item to message - iMessage->SetDataItem( &dataItem ); - - // If in last data item, set pointer back to first item - if ( iDataItemArray.Count() == iDataItemPtr ) - { - iDataItemPtr = 0; - } - - // Send response and start new timer - iMessage->SetFunction( ESsyReferenceDataItemReceived ); - iSsyChannel.ProcessResponse( iMessage ); - - if ( iTimer ) - { - delete iTimer; - iTimer = NULL; - } - - TRAP_IGNORE( iTimer = CPeriodic::NewL( EPriorityNormal ); - iTimer->Start( nextInterval * 1000, 0, TCallBack( DataItemCallback, this ) ); ) - - COMPONENT_TRACE( ( _L( "SSY Reference Plugin - CSsyReferenceCmdHandler::GenerateChannelDataItem() - return" ) ) ); - return KErrNone; - } -