source: xplra/src/plugin/src/xplra/plugin.cc@ 42:719f590e4878

// Copyright (c) 2013 by István Váradi

// This file is part of XPLRA, a remote-access plugin for X-Plane

// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:

// 1. Redistributions of source code must retain the above copyright notice, this
//    list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// The views and conclusions contained in the software and documentation are those
// of the authors and should not be interpreted as representing official policies,
// either expressed or implied, of the FreeBSD Project.

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

#include "ListenThread.h"

#include "MessageWindow.h"

#include <hu/varadiistvan/xplcommon/Util.h>
#include <hu/varadiistvan/scpl/config.h>

#include <XPLMDefs.h>
#include <XPLMUtilities.h>
#include <XPLMProcessing.h>
#include <XPLMMenus.h>

#include <cstdio>
#include <cstring>
#include <cstdarg>

#if TARGET_API_POSIX
#include <signal.h>
#endif

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

using xplra::ListenThread;
using xplra::MessageWindow;

using hu::varadiistvan::xplcommon::Util;

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

/**
 * The window to display messages from the clients.
 */
static MessageWindow* messageWindow = 0;

/**
 * The thread to use to listen for incoming connections.
 */
static ListenThread* listenThread = 0;

/**
 * The ID of the menu of the plugin.
 */
static XPLMMenuID menuID = 0;

/**
 * The index of the show message area menu item.
 */
static int showMessageAreaIndex = 0;

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

static void menuHandler(void* /*menuRef*/, void* /*itemRef*/)
{
    // Util::debug("hu.varadiistvan.xplra menuHandler called\n");
    XPLMMenuCheck checked = xplm_Menu_NoCheck;
    XPLMCheckMenuItemState(menuID, showMessageAreaIndex, &checked);
    if (checked==xplm_Menu_Unchecked) {
        XPLMCheckMenuItem(menuID, showMessageAreaIndex, xplm_Menu_Checked);
        messageWindow->show();
    } else if (checked==xplm_Menu_Checked) {
        XPLMCheckMenuItem(menuID, showMessageAreaIndex, xplm_Menu_Unchecked);
        messageWindow->hide();
    }
}

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

PLUGIN_API int XPluginStart(char* outName, char* outSignature,
                            char* outDescription)
{
    Util::debug("hu.varadiistvan.xplra called\n");

    strcpy(outName, "X-Plane Remote Access");
    strcpy(outSignature, "hu.varadiistvan.xplra");
    strcpy(outDescription, "Provides remote access to datarefs");

#if TARGET_API_POSIX
    signal(SIGPIPE, SIG_IGN);
#endif

    return 1;
}

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

PLUGIN_API void XPluginEnable(void)
{
    Util::debug("hu.varadiistvan.xplra.XPluginEnable called\n");
    // XPLMRegisterFlightLoopCallback(&callback, 5.0, 0);

    int xplaneVersion = 0;
    int xplmVersion = 0;
    XPLMHostApplicationID hostID = 0;
    XPLMGetVersions(&xplaneVersion, &xplmVersion, &hostID);

    int menuIndex = XPLMAppendMenuItem(XPLMFindPluginsMenu(),
                                       "Remote Access", NULL, 1);
    menuID = XPLMCreateMenu("Remote Access", XPLMFindPluginsMenu(), menuIndex,
                            &menuHandler, 0);
    showMessageAreaIndex = XPLMAppendMenuItem(menuID, "Show message area",
                                              0, 1);
    XPLMCheckMenuItem(menuID, showMessageAreaIndex, xplm_Menu_Unchecked);

    messageWindow = new MessageWindow();

    listenThread = new ListenThread(xplaneVersion, xplmVersion,
                                    *messageWindow);
    listenThread->start();
}

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

PLUGIN_API void XPluginReceiveMessage(XPLMPluginID inFrom, long inMessage,
                                      void* inParam)
{
    Util::debug("hu.varadiistvan.xplra.XPluginReceiveMessage called, inFrom=%d, inMessage=%ld, inParam=%p\n",
          inFrom, inMessage, inParam);
}

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

PLUGIN_API void XPluginDisable(void)
{
    Util::debug("hu.varadiistvan.xplra.XPluginDisable called\n");
    // XPLMUnregisterFlightLoopCallback(&callback, 0);

    if (listenThread!=0) {
        listenThread->quit();
        listenThread = 0;
    }

    delete messageWindow; messageWindow = 0;
}

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

PLUGIN_API void XPluginStop(void)
{
    Util::debug("hu.varadiistvan.xplra.XPluginStop called\n");
}

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

// Local Variables:
// mode: C++
// c-basic-offset: 4
// indent-tabs-mode: nil
// End: