joystickconfig.cc

Linux下比较早的基于命令行的DVD播放器

//
// Copyright (c) 2004 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 "JoystickConfig.h"

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

const char* JoystickConfig::jsPrefix = "js.";

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

void JoystickConfig::setCommand(commands_t& commands, size_t index,
                                const char* command)
{
    while(commands.size()<=index) {
        commands.push_back(0);
    }

    delete commands[index];
    commands[index] = strdup(command);
}

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

void JoystickConfig::setCommand(commands_t& commands, const char* key,
                                const char* command)
{
    int index = atoi(key);
    if (index>=0 && index<256) {
        setCommand(commands, index, command);
    }
}

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

const char* JoystickConfig::getCommand(const commands_t& commands, size_t index)
{
    if (index<commands.size()) return commands[index];
    else return 0;
}

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

JoystickConfig::~JoystickConfig()
{
    for(commands_t::iterator i = buttonCommands.begin(); 
        i!=buttonCommands.end(); ++i) {
        delete *i;
    }

    for(commands_t::iterator i = leftCommands.begin(); 
        i!=leftCommands.end(); ++i) {
        delete *i;
    }

    for(commands_t::iterator i = rightCommands.begin(); 
        i!=rightCommands.end(); ++i) {
        delete *i;
    }
}

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

void JoystickConfig::process(const char* key, const char* value)
{
    static const char* buttonPrefix = "js.button";
    static const size_t buttonPrefixLength = strlen(buttonPrefix);

    static const char* leftPrefix1 = "js.left";
    static const size_t leftPrefix1Length = strlen(leftPrefix1);
    static const char* leftPrefix2 = "js.down";
    static const size_t leftPrefix2Length = strlen(leftPrefix2);

    static const char* rightPrefix1 = "js.right";
    static const size_t rightPrefix1Length = strlen(rightPrefix1);
    static const char* rightPrefix2 = "js.up";
    static const size_t rightPrefix2Length = strlen(rightPrefix2);

    if (strncmp(key, buttonPrefix, buttonPrefixLength)==0) {
        setCommand(buttonCommands, key+buttonPrefixLength, value);
    } else if (strncmp(key, leftPrefix1, leftPrefix1Length)==0) {
        setCommand(leftCommands, key+leftPrefix1Length, value);
    } else if (strncmp(key, leftPrefix2, leftPrefix2Length)==0) {
        setCommand(leftCommands, key+leftPrefix2Length, value);
    } else if (strncmp(key, rightPrefix1, rightPrefix1Length)==0) {
        setCommand(rightCommands, key+rightPrefix1Length, value);
    } else if (strncmp(key, rightPrefix2, rightPrefix2Length)==0) {
        setCommand(rightCommands, key+rightPrefix2Length, value);
    }
}

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