telephonyutils/etel3rdpartyapi/ExampleApps/Shared/CBaseMenuAsync.cpp
changeset 0 3553901f7fa8
child 24 6638e7f4bd8f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/telephonyutils/etel3rdpartyapi/ExampleApps/Shared/CBaseMenuAsync.cpp	Tue Feb 02 01:41:59 2010 +0200
@@ -0,0 +1,92 @@
+// Copyright (c) 2005-2009 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 "CBaseMenuAsync.h"
+
+/**
+Completes a request so that the RunL() code of the active object is executed.
+
+@param aErr The error code to pass to User::RequestComplete().
+*/
+void CBaseMenuAsync::CompleteOwnRequest(TInt aErr)
+	{
+	TRequestStatus* status = &iStatus;
+	
+	// Complete an asynchronous request
+	User::RequestComplete(status, aErr);
+	}
+
+/**
+Starts (this) active object making it active so it can take
+input and perform required functionality.
+*/
+void CBaseMenuAsync::Start()
+	{
+	PostOwnRequest();
+	SetActive();
+	CompleteOwnRequest(KErrNone);
+	}
+
+/**
+Sets its own status to KRequestPending.
+*/
+void CBaseMenuAsync::PostOwnRequest()
+	{
+	iStatus = KRequestPending;
+	}
+
+/**
+Ends execution of the active object.
+*/
+void CBaseMenuAsync::Terminate()
+	{
+	iState = EEnd;
+	SetActive();
+	CompleteOwnRequest(KErrNone);
+	}
+
+/**
+Constructor.
+
+@param aConsole Reference to console object to which output will be displayed
+*/
+CBaseMenuAsync::CBaseMenuAsync(CConsoleBase& aConsole)
+	: CActive(EPriorityUserInput),
+	  iState(EStart),
+	  iConsole(&aConsole)
+	{
+	CActiveScheduler::Add(this);
+	}
+
+/**
+Places a request for input to the console, reads the input character from the
+keypad (keyboard etc.)
+*/
+void CBaseMenuAsync::GetInput()
+	{
+	// Gets a keystroke from the console window, asynchronously.
+	iConsole->Read(iStatus);
+	iState = EWaitingForKeyPress;
+	SetActive();
+	}
+
+/**
+Second phase constructor.
+*/
+void CBaseMenuAsync::ConstructL()
+	{
+	iTelephony = CTelephony::NewL();
+	}