plugins/consoles/nullcons/src/nullcons.cpp
author Tom Sutcliffe <thomas.sutcliffe@accenture.com>
Thu, 26 Aug 2010 00:49:35 +0100
changeset 45 534b01198c2d
parent 0 7f656887cf89
child 100 706c7a69e448
permissions -rw-r--r--
Added ENotifyKeypresses and ECaptureCtrlC flags to CCommandBase. Commands can now get keypresses and handle ctrl-C via callbacks instead of having to implement custom active objects. As part of this extended the CCommandBase extension interface to MCommandExtensionsV2 for the new virtual functions KeyPressed(TUint aKeyCode, TUint aModifiers) and CtrlCPressed(). sudo now cleans up correctly by using ECaptureCtrlC.

// nullcons.cpp
// 
// Copyright (c) 2008 - 2010 Accenture. All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the "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:
// Accenture - Initial contribution
//

#include <e32std.h>
#include <e32cons.h>
#include <e32keys.h>

NONSHARABLE_CLASS(CNullConsole) : public CConsoleBase
	{
public:
	CNullConsole();
	virtual ~CNullConsole();
	virtual TInt Create(const TDesC &aTitle,TSize aSize);
	virtual void Read(TRequestStatus &aStatus);
	virtual void ReadCancel();
	virtual void Write(const TDesC &aDes);
	virtual TPoint CursorPos() const;
	virtual void SetCursorPosAbs(const TPoint &aPoint);
	virtual void SetCursorPosRel(const TPoint &aPoint);
	virtual void SetCursorHeight(TInt aPercentage);
	virtual void SetTitle(const TDesC &aTitle);
	virtual void ClearScreen();
	virtual void ClearToEndOfLine();
	virtual TSize ScreenSize() const;
	virtual TKeyCode KeyCode() const;
	virtual TUint KeyModifiers() const;
	};

CNullConsole::CNullConsole()
	{
	}

CNullConsole::~CNullConsole()
	{
	}

TInt CNullConsole::Create(const TDesC& /*aTitle*/, TSize /*aSize*/)
	{
	return(KErrNone);
	}

void CNullConsole::Read(TRequestStatus &aStatus)
	{
	TRequestStatus *pS=(&aStatus);
	User::RequestComplete(pS, KErrNotSupported);
	}

void CNullConsole::ReadCancel()
	{
	}

void CNullConsole::Write(const TDesC& /*aDes*/)
	{
	}

TPoint CNullConsole::CursorPos() const
	{
	return TPoint(0,0);
	}

void CNullConsole::SetCursorPosAbs(const TPoint& /*aPoint*/)
	{
	}

void CNullConsole::SetCursorPosRel(const TPoint& /*aPoint*/)
	{
	}

void CNullConsole::SetCursorHeight(TInt /*aPercentage*/)
	{
	}

void CNullConsole::SetTitle(const TDesC& /*aTitle*/)
	{
	}

void CNullConsole::ClearScreen()
	{
	}

void CNullConsole::ClearToEndOfLine()
	{
	}

TSize CNullConsole::ScreenSize() const
	{
	return TSize(10,10);
	}

TKeyCode CNullConsole::KeyCode() const
	{
	return EKeyNull;
	}

TUint CNullConsole::KeyModifiers() const
	{
	return 0;
	}

extern "C" EXPORT_C TAny *NewConsole()
	{
	return(new CNullConsole);
	}