charinputhandler.cc

来自「Linux下比较早的基于命令行的DVD播放器」· CC 代码 · 共 56 行

//
// Copyright (c) 2003 by Istv醤 V醨adi
//
// This file is part of dxr3Player, a DVD player written specifically 
// for the DXR3 (aka Hollywood+) decoder card.

// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

//------------------------------------------------------------------------------

#include "CharInputHandler.h"

//------------------------------------------------------------------------------

using input::CharInputHandler;
using input::InputListener;

//------------------------------------------------------------------------------

CharInputHandler::CharInputHandler(InputListener& listener,
                                   const Sequence* sequences) :
    listener(listener),
    parseTree(InputListener::NONE),
    parser(parseTree)
{
    for(const Sequence* seq = sequences; seq->sequence!=0; ++seq) {
        size_t length = seq->length;
        if (length==0) length = strlen(seq->sequence);
        parseTree.addValue(seq->sequence, length, seq->operation);
    }
}

//------------------------------------------------------------------------------

void CharInputHandler::add(char c)
{
    InputListener::operation_t operation = parser.add(c);
    if (operation!=InputListener::NONE) {
        listener.handleOperation(operation);
    }
}

//------------------------------------------------------------------------------