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/*
* term.cc -- simple split mode terminal
*
* Copyright (C) 1999-2004 Pawel Jalocha, SP9VRC
*
* This file is part of MT63.
*
* MT63 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.
*
* MT63 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 MT63; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stdio.h>
#include <string.h>
#define NODELAY_HACK 1 // nodelay() does not work in ncurses of Linux ?!
// we hack it with a routine from stdinr.cc
#ifdef __MSDOS__
#include <conio.h>
#else
#include <curses.h>
#ifdef NODELAY_HACK
#include "stdinr.h"
#endif
#endif
#include "term.h"
#ifdef __MSDOS__
SplitTerm::SplitTerm() { Init=0; }
SplitTerm::~SplitTerm() { }
void SplitTerm::Close(void)
{ textcolor(LIGHTGRAY); textbackground(BLACK);
_setcursortype(_NORMALCURSOR);
window(1,1,Width,Height); clrscr(); }
int SplitTerm::Preset(int TxLines)
{
Width=80; Height=25;
TxLen=TxLines;
if(TxLen==0) { RxLen=Height-TxLen-2; }
else { RxLen=Height-TxLen-4; }
RxPos=2;
TxPos=RxPos+RxLen+2;
StatPos[0]=1;
StatPos[1]=RxPos+RxLen;
StatPos[2]=RxPos+RxLen+1;
StatPos[3]=TxPos+TxLen;
window(1,1,Width,Height); clrscr();
RxCurX=1; RxCurY=1; RxAct=0;
TxCurX=1; TxCurY=1; TxAct=0;
return 0;
}
int SplitTerm::UserInp(int &key)
{ if(kbhit()) { key=getch(); return 1; }
return 0; }
void SplitTerm::RxOut(char ch)
{ if(!RxAct)
{ window(1,RxPos,Width,RxPos+RxLen-1);
gotoxy(RxCurX,RxCurY); RxAct=1; TxAct=0; _setcursortype(_NORMALCURSOR); }
ChOut(ch); RxCurX=wherex(); RxCurY=wherey(); }
void SplitTerm::TxOut(char ch)
{ if(!TxAct)
{ window(1,TxPos,Width,TxPos+TxLen-1);
gotoxy(TxCurX,TxCurY); TxAct=1; RxAct=0; _setcursortype(_NORMALCURSOR); }
ChOut(ch); TxCurX=wherex(); TxCurY=wherey(); }
void SplitTerm::ChOut(char ch)
{ if(ch=='\0') return;
textcolor(LIGHTGRAY); textbackground(BLACK);
if((ch&0x80)||(ch>=' ')||(ch==0x08)||(ch==0x09)) putch(ch);
else if(ch=='\n') { if(wherey()>1) putch(ch); }
else if(ch=='\r') { putch(ch); putch('\n'); }
else { textcolor(BLACK); textbackground(LIGHTGRAY); putch(ch+'@'); }
}
void SplitTerm::Status(int Stat, char *Str)
{ int i,y=StatPos[Stat];
RxAct=0; TxAct=0; window(1,y,Width,y);
textcolor(BLACK); textbackground(LIGHTGRAY); _setcursortype(_NOCURSOR);
cprintf("%s",Str); for(i=strlen(Str); i<Width-1; i++) putch(' '); }
#else // Linux code with ncurses
SplitTerm::SplitTerm()
{ Init=0; }
SplitTerm::~SplitTerm()
{ if(Init) { erase(); refresh(); endwin(); } }
void SplitTerm::Close(void)
{ if(Init) { erase(); refresh(); endwin(); Init=0; } }
int SplitTerm::Preset(int TxLines)
{
if(Init) endwin();
initscr(); cbreak(); noecho(); nonl(); // raw();
// nodelay(stdscr,TRUE); // nodelay() has no effect, what's wrong ?!
// halfdelay(1); // half-delay seem to work, but it waits for too long...
intrflush(stdscr,FALSE); keypad(stdscr,TRUE);
scrollok(stdscr,TRUE);
erase();
Init=1;
Width=COLS; Height=LINES;
TxLen=TxLines;
if(TxLen==0) { RxLen=Height-TxLen-2; }
else { RxLen=Height-TxLen-4; }
RxPos=1;
TxPos=RxPos+RxLen+2;
StatPos[0]=0;
StatPos[1]=RxPos+RxLen;
StatPos[2]=RxPos+RxLen+1;
StatPos[3]=TxPos+TxLen;
RxCurX=0; RxCurY=RxPos; RxAct=0;
TxCurX=0; TxCurY=TxPos; TxAct=0;
refresh();
return 0;
}
#ifdef NODELAY_HACK
int SplitTerm::UserInp(int &key)
{ if(StdinReady()) { key=getch(); return 1; }
else return 0; }
#else
int SplitTerm::UserInp(int &key)
{ key=getch(); return key==ERR ? 0 : 1; }
#endif
void SplitTerm::ChOut(char ch)
{ int x,y;
if(ch=='\0') return;
attrset(A_NORMAL);
if((ch&0x80)||(ch>=' ')||(ch==0x08)||(ch==0x09)) addch(ch);
else if(ch=='\n') { getyx(stdscr,y,x); if(x>0) addch(ch); }
else if(ch=='\r') { addch('\n'); }
else { attrset(A_REVERSE); addch(ch+'@'); }
}
void SplitTerm::RxOut(char ch)
{ if(!RxAct)
{ setscrreg(RxPos,RxPos+RxLen-1);
move(RxCurY,RxCurX); RxAct=1; TxAct=0; }
ChOut(ch); getyx(stdscr,RxCurY,RxCurX); refresh(); }
void SplitTerm::RxStr(char *str)
{ if(!RxAct)
{ setscrreg(RxPos,RxPos+RxLen-1);
move(RxCurY,RxCurX); RxAct=1; TxAct=0; }
attrset(A_NORMAL); addstr(str);
getyx(stdscr,RxCurY,RxCurX); refresh(); }
void SplitTerm::TxOut(char ch)
{ if(!TxAct)
{ setscrreg(TxPos,TxPos+TxLen-1);
move(TxCurY,TxCurX); TxAct=1; RxAct=0; }
ChOut(ch); getyx(stdscr,TxCurY,TxCurX); refresh(); }
void SplitTerm::Status(int Stat, char *Str)
{ int i,y=StatPos[Stat];
RxAct=0; TxAct=0; move(y,0);
attrset(A_REVERSE);
for(i=0; Str[i]; i++) addch(Str[i]);
for( ; i<Width-1; i++) addch(' ');
refresh(); }
#endif
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