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/***************************************************************************
ktabcontroller.cpp - description
-------------------
begin : So Dez 5 2004
copyright : (C) 2004 by Friedrich W. H. Kossebau
email : Friedrich.W.H@Kossebau.de
***************************************************************************/
/***************************************************************************
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License version 2 as published by the Free Software Foundation. *
* *
***************************************************************************/
// qt specific
#include <qevent.h>
// lib specific
#include "kvaluecolumn.h"
#include "kcharcolumn.h"
#include "khexedit.h"
#include "ktabcontroller.h"
using namespace KHE;
KTabController::KTabController( KHexEdit* HE, KController *P )
: KController( HE, P ),
TabChangesFocus( false )
{
}
bool KTabController::handleKeyPress( QKeyEvent *KeyEvent )
{
bool KeyUsed = false;
bool ShiftPressed = KeyEvent->state() & Qt::ShiftButton;
if( KeyEvent->key() == Qt::Key_Tab )
{
// are we in the char column?
if( HexEdit->cursorColumn() == KHexEdit::CharColumnId )
{
// in last column we care about tab changes focus
if( HexEdit->ValueColumn->isVisible() && (!TabChangesFocus || ShiftPressed) )
{
HexEdit->setCursorColumn( KHexEdit::ValueColumnId );
KeyUsed = true;
}
}
// value column then
else
{
if( HexEdit->CharColumn->isVisible() )
{
// in last column we care about tab changes focus
if( HexEdit->CharColumn->isVisible() && (!TabChangesFocus || !ShiftPressed) )
{
HexEdit->setCursorColumn( KHexEdit::CharColumnId );
KeyUsed = true;
}
}
}
}
return KeyUsed ? true : KController::handleKeyPress(KeyEvent);
}
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