user label, and some new commands.

[unix-history] / usr / src / usr.bin / window / cmd.c

#ifndef lint
static  char *sccsid = "@(#)cmd.c       1.7 83/07/28";
#endif

#include "defs.h"

struct ww *getwin();

docmd()
{
       register char c;
       register struct ww *w;

top:
       if (!terse)
               Wunhide(cmdwin->ww_win);
       if (selwin != 0)
               Woncursor(selwin->ww_win, 1);
       while ((c = bgetc()) >= 0) {
               wwputs("\r\n", cmdwin);
               switch (c) {
               default:
                       if (c == escapec)
                               goto foo;
                       break;
               case 'r':
               case 'R':
               case 'h': case 'j': case 'k': case 'l':
               case CTRL(u):
               case CTRL(d):
               case CTRL(b):
               case CTRL(f):
               case CTRL([):
               foo:
                       if (selwin == 0) {
                               wwputs("No window.  ", cmdwin);
                               continue;
                       }
               }
               switch (c) {
               case '1': case '2': case '3': case '4': case '5':
               case '6': case '7': case '8': case '9':
                       if ((w = wwfind(c - '0')) == 0) {
                               Ding();
                               break;
                       }
                       setselwin(w);
                       goto out;
               case '%':
                       if ((w = getwin()) != 0)
                               setselwin(w);
                       break;
               case 'c':
                       if ((w = getwin()) != 0)
                               doclose(w);
                       break;
               case 'C':
                       doclose((struct ww *)0);
                       break;
               case 'Z':
                       wwputs("Command Z is now C.  ", cmdwin);
                       break;
               case 'w':
                       dowindow();
                       break;
               case 'S':
                       doshow();
                       break;
               case 'e':
                       doescape();
                       break;
               case 'L':
                       dolabel();
                       break;
               case 'r':
                       selwin->ww_refresh = 0;
                       break;
               case 'R':
                       selwin->ww_refresh = 1;
                       break;
               case 's':
                       dostat();
                       break;
               case 't':
                       dotime(RUSAGE_SELF);
                       break;
               case 'T':
                       dotime(RUSAGE_CHILDREN);
                       break;
               case ':':
                       docolon();
                       break;
               case 'h':
                       Wcurleft(selwin->ww_win, 1);
                       break;
               case 'j':
                       Wcurdown(selwin->ww_win, 1);
                       break;
               case 'k':
                       Wcurup(selwin->ww_win, 1);
                       break;
               case 'l':
                       Wcurright(selwin->ww_win, 1);
                       break;
               case CTRL(d):
                       doscroll(1);
                       break;
               case CTRL(u):
                       doscroll(-1);
                       break;
               case CTRL(f):
                       doscroll(2);
                       break;
               case CTRL(b):
                       doscroll(-2);
                       break;
               case CTRL(l):
                       ScreenGarbaged = 1;
                       break;
               case '?':
                       dohelp();
                       break;
               case CTRL([):
                       goto out;
               case CTRL(z):
                       wwsuspend();
                       break;
               case '.':
                       doquit();
                       if (quit)
                               goto out;
                       break;
               default:
                       if (c == escapec) {
                               write(selwin->ww_pty, &escapec, 1);
                               goto out;
                       }
                       Ding();
                       wwprintf(cmdwin, "Type ? for help.  ");
                       break;
               }
       }
       wwputs("Command: ", cmdwin);
       wwsetcursor(WCurRow(cmdwin->ww_win), WCurCol(cmdwin->ww_win));
       while (bpeekc() < 0)
               bread();
       goto top;
out:
       if (!quit)
               wwsetcurwin(selwin);
       if (selwin != 0)
               Woncursor(selwin->ww_win, 0);
       if (!terse)
               Whide(cmdwin->ww_win);
}

struct ww *
getwin()
{
       register int c;
       struct ww *w = 0;

       wwputs("Which window? ", cmdwin);
       wwsetcursor(WCurRow(cmdwin->ww_win), WCurCol(cmdwin->ww_win));
       while ((c = bgetc()) < 0)
               bread();
       if (c < '1' || c > '9' || (w = wwfind(c - '0')) == 0)
               Ding();
       wwputs("\r\n", cmdwin);
       return w;
}

setselwin(w)
register struct ww *w;
{
       struct ww *oldselwin = selwin;

       if (w == oldselwin)
               return;
       if (selwin = w) {
               labelwin(w);
               /* bring it to the top just below cmdwin */
               wwsetcurwin(w);
               wwsetcurwin(cmdwin);
               Woncursor(w->ww_win, 1);
       }
       if (oldselwin) {
               labelwin(oldselwin);
               Woncursor(oldselwin->ww_win, 0);
       }
}

labelwin(w)
register struct ww *w;
{
       char buf[2];
       int mode = w == selwin ? WINVERSE : 0;

       buf[0] = w->ww_ident + '0';
       buf[1] = 0;
       wwlabel(w, 1, buf, mode);
       if (w->ww_label)
               wwlabel(w, 3, w->ww_label, mode);
}