teraterm/teraterm/teraterm.cpp

/*
 * Copyright (C) 1994-1998 T. Teranishi
 * (C) 2006-2017 TeraTerm Project
 * All rights reserved.
 *
 * 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.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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.
 */

/* TERATERM.EXE, main */

#include "stdafx.h"
#include "teraterm.h"
#include "tttypes.h"
#include "commlib.h"
#include "ttwinman.h"
#include "buffer.h"
#include "vtterm.h"
#include "vtwin.h"
#include "clipboar.h"
#include "ttftypes.h"
#include "filesys.h"
#include "telnet.h"
#include "tektypes.h"
#include "tekwin.h"
#include "ttdde.h"
#include "keyboard.h"

#include "teraapp.h"

#include "compat_w95.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

BEGIN_MESSAGE_MAP(CTeraApp, CWinApp)
        //{{AFX_MSG_MAP(CTeraApp)
        //}}AFX_MSG_MAP
END_MESSAGE_MAP()

CTeraApp::CTeraApp()
{
        typedef BOOL (WINAPI *pSetDllDir)(LPCSTR);
        typedef BOOL (WINAPI *pSetDefDllDir)(DWORD);

        HMODULE module;
        pSetDllDir setDllDir;
        pSetDefDllDir setDefDllDir;

        if ((module = GetModuleHandle("kernel32.dll")) != NULL) {
                if ((setDefDllDir = (pSetDefDllDir)GetProcAddress(module, "SetDefaultDllDirectories")) != NULL) {
                        // SetDefaultDllDirectories() ���g�����������A�����p�X�� %WINDOWS%\system32 ��������������
                        (*setDefDllDir)((DWORD)0x00000800); // LOAD_LIBRARY_SEARCH_SYSTEM32
                }
                else if ((setDllDir = (pSetDllDir)GetProcAddress(module, "SetDllDirectoryA")) != NULL) {
                        // SetDefaultDllDirectories() ���g�����������ASetDllDirectory() ���g����������
                        // �J�����g�f�B���N�g���������������p�X�����������������B
                        (*setDllDir)("");
                }
        }
}

// CTeraApp instance
CTeraApp theApp;


// CTeraApp initialization
BOOL CTeraApp::InitInstance()
{
        hInst = m_hInstance;
        m_pMainWnd = new CVTWindow();
        pVTWin = m_pMainWnd;
        return TRUE;
}

int CTeraApp::ExitInstance()
{
        return CWinApp::ExitInstance();
}

// Tera Term main engine
BOOL CTeraApp::OnIdle(LONG lCount)
{
        static int Busy = 2;
        int Change, nx, ny;
        BOOL Size;

        if (lCount==0) Busy = 2;

        if (cv.Ready)
        {
                /* Sender */
                CommSend(&cv);

                /* Parser */
                if ((cv.HLogBuf!=NULL) && (cv.LogBuf==NULL))
                        cv.LogBuf = (PCHAR)GlobalLock(cv.HLogBuf);

                if ((cv.HBinBuf!=NULL) && (cv.BinBuf==NULL))
                        cv.BinBuf = (PCHAR)GlobalLock(cv.HBinBuf);

                if ((TelStatus==TelIdle) && cv.TelMode)
                        TelStatus = TelIAC;

                if (TelStatus != TelIdle)
                {
                        ParseTel(&Size,&nx,&ny);
                        if (Size) {
                                LockBuffer();
                                ChangeTerminalSize(nx,ny);
                                UnlockBuffer();
                        }
                }
                else {
                        if (cv.ProtoFlag) Change = ProtoDlgParse();
                        else {
                                switch (ActiveWin) {
                                case IdVT:
                                        Change =  ((CVTWindow*)pVTWin)->Parse();
                                        // TEK window���A�N�e�B�u���� pause ���g�����ACPU�g�p��100%������
                                        // ���������b�������B(2006.2.6 yutaka)
                                        // �����������������A�R���e�L�X�g�X�C�b�`�����������B(2006.3.20 yutaka)
                                        Sleep(0);
                                        break;

                                case IdTEK:
                                        if (pTEKWin != NULL) {
                                                Change = ((CTEKWindow*)pTEKWin)->Parse();
                                                // TEK window���A�N�e�B�u���� pause ���g�����ACPU�g�p��100%������
                                                // ���������b�������B(2006.2.6 yutaka)
                                                Sleep(1);
                                        }
                                        else {
                                                Change = IdVT;
                                        }
                                        break;

                                default:
                                        Change = 0;
                                }

                                switch (Change) {
                                        case IdVT:
                                                VTActivate();
                                                break;
                                        case IdTEK:
                                                ((CVTWindow*)pVTWin)->OpenTEK();
                                                break;
                                }
                        }
                }

                if (cv.LogBuf!=NULL)
                {
                        if (FileLog) {
                                LogToFile();
                        }
                        if (DDELog && AdvFlag) {
                                DDEAdv();
                        }
                        GlobalUnlock(cv.HLogBuf);
                        cv.LogBuf = NULL;
                }

                if (cv.BinBuf!=NULL)
                {
                        if (BinLog) {
                                LogToFile();
                        }
                        GlobalUnlock(cv.HBinBuf);
                        cv.BinBuf = NULL;
                }

                /* Talker */
                switch (TalkStatus) {
                case IdTalkCB:
                        CBSend();
                        break; /* clip board */
                case IdTalkFile:
                        FileSend();
                        break; /* file */
                }

                /* Receiver */
                if (DDELog && cv.DCount >0) {
                        // ���O�o�b�t�@������DDE�N���C�A���g�����������������������A
                        // TCP�p�P�b�g�����M���s�������B
                        // �A���������M���s�����A���O�o�b�t�@�����E���h���r�������������M���f�[�^��
                        // �������������������\���������B(2007.6.14 yutaka)

                } else {
                        CommReceive(&cv);
                }

        }

        if (cv.Ready &&
            (cv.RRQ || (cv.OutBuffCount>0) || (cv.InBuffCount>0) || (cv.FlushLen>0) || (cv.LCount>0) || (cv.BCount>0) || (cv.DCount>0)) ) {
                Busy = 2;
        }
        else {
                Busy--;
        }

        return (Busy>0);
}

BOOL CTeraApp::PreTranslateMessage(MSG* pMsg)
{
        if (MetaKey(ts.MetaKey)) {
                return FALSE; /* ignore accelerator keys */
        }
        else {
                return CWinApp::PreTranslateMessage(pMsg);
        }
}