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-rw-r--r--input.c203
1 files changed, 115 insertions, 88 deletions
diff --git a/input.c b/input.c
index 6edff14..cf2ebf7 100644
--- a/input.c
+++ b/input.c
@@ -29,33 +29,35 @@ RCS_ID("$Id: input.c,v 1.2 1994/05/31 12:32:08 mlschroe Exp $ FAU")
#include "screen.h"
#include "extern.h"
+#define INPUTLINE (flayer->l_height - 1)
+
static void InpProcess __P((char **, int *));
static void InpAbort __P((void));
static void InpRedisplayLine __P((int, int, int, int));
-static void InpSetCursor __P((void));
+extern struct layer *flayer;
extern struct display *display;
extern struct mchar mchar_blank, mchar_so;
struct inpline
{
char buf[101]; /* text buffer */
- int len; /* length of the editible string */
- int pos; /* cursor position in editable string */
+ int len; /* length of the editible string */
+ int pos; /* cursor position in editable string */
};
-static struct inpline inphist; /* XXX: should be a dynamic list */
+static struct inpline inphist; /* XXX: should be a dynamic list */
struct inpdata
{
struct inpline inp;
- int inpmaxlen; /* 100, or less, if caller has shorter buffer */
- char *inpstring; /* the prompt */
- int inpstringlen; /* length of the prompt */
- int inpmode; /* INP_NOECHO, INP_RAW, INP_EVERY */
- void (*inpfinfunc) __P((char *buf, int len, char *priv));
- char *priv;
+ int inpmaxlen; /* 100, or less, if caller has shorter buffer */
+ char *inpstring; /* the prompt */
+ int inpstringlen; /* length of the prompt */
+ int inpmode; /* INP_NOECHO, INP_RAW, INP_EVERY */
+ void (*inpfinfunc) __P((char *buf, int len, char *priv));
+ char *priv; /* private data for finfunc */
};
static struct LayFuncs InpLf =
@@ -65,7 +67,6 @@ static struct LayFuncs InpLf =
InpRedisplayLine,
DefClearLine,
DefRewrite,
- InpSetCursor,
DefResize,
DefRestore
};
@@ -74,13 +75,14 @@ static struct LayFuncs InpLf =
** Here is the input routine
*/
+/* called once, after InitOverlayPage in Input() or Isearch() */
void
inp_setprompt(p, s)
char *p, *s;
{
struct inpdata *inpdata;
- inpdata = (struct inpdata *)D_lay->l_data;
+ inpdata = (struct inpdata *)flayer->l_data;
if (p)
{
inpdata->inpstringlen = strlen(p);
@@ -93,7 +95,7 @@ char *p, *s;
inpdata->inp.buf[sizeof(inpdata->inp.buf) - 1] = 0;
inpdata->inp.pos = inpdata->inp.len = strlen(inpdata->inp.buf);
}
- RefreshLine(STATLINE, 0, D_width - 1, 0);
+ InpRedisplayLine(INPUTLINE, 0, flayer->l_width - 1, 0);
}
/*
@@ -117,44 +119,30 @@ char *data;
int maxlen;
struct inpdata *inpdata;
- if (!display)
- {
- Msg(0, "Input: cannot interact with user w/o display. Try other form of command\n");
- return;
- }
if (len > 100)
len = 100;
if (!(mode & INP_NOECHO))
{
- maxlen = D_width - strlen(istr);
- if (!D_CLP && STATLINE == D_bot)
- maxlen--;
+ maxlen = flayer->l_width - 1 - strlen(istr);
if (len > maxlen)
len = maxlen;
}
if (len < 0)
{
- Msg(0, "Width %d chars too small", -len);
+ LMsg(0, "Width %d chars too small", -len);
return;
}
if (InitOverlayPage(sizeof(*inpdata), &InpLf, 1))
return;
- inpdata = (struct inpdata *)D_lay->l_data;
+ inpdata = (struct inpdata *)flayer->l_data;
inpdata->inpmaxlen = len;
inpdata->inpfinfunc = finfunc;
inpdata->inp.pos = inpdata->inp.len = 0;
inpdata->inpmode = mode;
inpdata->priv = data;
inp_setprompt(istr, (char *)NULL);
-}
-
-static void
-InpSetCursor()
-{
- struct inpdata *inpdata;
-
- inpdata = (struct inpdata *)D_lay->l_data;
- GotoPos(inpdata->inpstringlen + (inpdata->inpmode & INP_NOECHO ? 0 : inpdata->inp.pos), STATLINE);
+ flayer->l_x = inpdata->inpstringlen;
+ flayer->l_y = INPUTLINE;
}
static void
@@ -166,10 +154,12 @@ int *plen;
char *pbuf;
char ch;
struct inpdata *inpdata;
-
- inpdata = (struct inpdata *)D_lay->l_data;
+ struct display *inpdisplay;
- GotoPos(inpdata->inpstringlen + (inpdata->inpmode & INP_NOECHO ? 0 : inpdata->inp.pos), STATLINE);
+ inpdata = (struct inpdata *)flayer->l_data;
+ inpdisplay = display;
+
+ LGotoPos(flayer, inpdata->inpstringlen + (inpdata->inpmode & INP_NOECHO ? 0 : inpdata->inp.pos), INPUTLINE);
if (ppbuf == 0)
{
InpAbort();
@@ -188,11 +178,13 @@ int *plen;
{
inpdata->inp.buf[inpdata->inp.len] = ch;
inpdata->inp.buf[inpdata->inp.len + 1] = ch; /* gross */
+ display = inpdisplay;
(*inpdata->inpfinfunc)(inpdata->inp.buf, inpdata->inp.len, inpdata->priv);
ch = inpdata->inp.buf[inpdata->inp.len];
}
else if (inpdata->inpmode & INP_RAW)
{
+ display = inpdisplay;
(*inpdata->inpfinfunc)(&ch, 1, inpdata->priv); /* raw */
if (ch)
continue;
@@ -201,20 +193,25 @@ int *plen;
{
if (inpdata->inp.len > inpdata->inp.pos)
bcopy(p, p+1, inpdata->inp.len - inpdata->inp.pos);
- inpdata->inp.len++;
inpdata->inp.buf[inpdata->inp.pos++] = ch;
+ inpdata->inp.len++;
if (!(inpdata->inpmode & INP_NOECHO))
{
- GotoPos(x, STATLINE);
- SetRendition(&mchar_so);
- PUTCHAR(*p++);
+ struct mchar mc;
+ mc = mchar_so;
+ mc.image = *p++;
+ LPutChar(flayer, &mc, x, INPUTLINE);
x++;
if (p < inpdata->inp.buf+inpdata->inp.len)
{
while (p < inpdata->inp.buf+inpdata->inp.len)
- PUTCHAR(*p++);
- GotoPos(x, STATLINE);
+ {
+ mc.image = *p++;
+ LPutChar(flayer, &mc, x++, INPUTLINE);
+ }
+ x = inpdata->inpstringlen + inpdata->inp.pos;
+ LGotoPos(flayer, x, INPUTLINE);
}
}
}
@@ -225,60 +222,90 @@ int *plen;
inpdata->inp.len--;
inpdata->inp.pos--;
p--;
- if (!(inpdata->inpmode & 1))
+
+ if (!(inpdata->inpmode & INP_NOECHO))
{
+ struct mchar mc;
+ mc = mchar_so;
x--;
- GotoPos(x, STATLINE);
- SetRendition(&mchar_so);
while (p < inpdata->inp.buf+inpdata->inp.len)
- PUTCHAR(*p++);
- SetRendition(&mchar_blank);
- PUTCHAR(' ');
- GotoPos(x, STATLINE);
+ {
+ mc.image = *p++;
+ LPutChar(flayer, &mc, x++, INPUTLINE);
+ }
+ LPutChar(flayer, &mchar_blank, x, INPUTLINE);
+ x = inpdata->inpstringlen + inpdata->inp.pos;
+ LGotoPos(flayer, x, INPUTLINE);
}
}
+ else if (ch == '\025') /* CTRL-U */
+ {
+ x = inpdata->inpstringlen;
+ if (inpdata->inp.len && !(inpdata->inpmode & INP_NOECHO))
+ {
+ LClear(flayer, x, INPUTLINE, x + inpdata->inp.len - 1, INPUTLINE, 0);
+ LGotoPos(flayer, x, INPUTLINE);
+ }
+ inpdata->inp.len = inpdata->inp.pos = 0;
+ }
+ else if (ch == '\013') /* CTRL-K */
+ {
+ x = inpdata->inpstringlen + inpdata->inp.pos;
+ if (inpdata->inp.len > inpdata->inp.pos && !(inpdata->inpmode & INP_NOECHO))
+ {
+ LClear(flayer, x, INPUTLINE, x + inpdata->inp.len - inpdata->inp.pos - 1, INPUTLINE, 0);
+ LGotoPos(flayer, x, INPUTLINE);
+ }
+ inpdata->inp.len = inpdata->inp.pos;
+ }
else if (ch == '\001' || (unsigned char)ch == 0201) /* CTRL-A */
{
- GotoPos(x -= inpdata->inp.pos, STATLINE);
+ LGotoPos(flayer, x -= inpdata->inp.pos, INPUTLINE);
inpdata->inp.pos = 0;
}
else if ((ch == '\002' || (unsigned char)ch == 0202) && inpdata->inp.pos > 0) /* CTRL-B */
{
- GotoPos(--x, STATLINE);
+ LGotoPos(flayer, --x, INPUTLINE);
inpdata->inp.pos--;
}
else if (ch == '\005' || (unsigned char)ch == 0205) /* CTRL-E */
{
- GotoPos(x += inpdata->inp.len - inpdata->inp.pos, STATLINE);
+ LGotoPos(flayer, x += inpdata->inp.len - inpdata->inp.pos, INPUTLINE);
inpdata->inp.pos = inpdata->inp.len;
}
else if ((ch == '\006' || (unsigned char)ch == 0206) && inpdata->inp.pos < inpdata->inp.len) /* CTRL-F */
{
- GotoPos(++x, STATLINE);
+ LGotoPos(flayer, ++x, INPUTLINE);
inpdata->inp.pos++;
}
else if (ch == '\020' || (unsigned char)ch == 0220) /* CTRL-P */
{
- p = inpdata->inp.buf;
- GotoPos(inpdata->inpstringlen, STATLINE);
- SetRendition(&mchar_blank);
- while (p++ < inpdata->inp.buf+inpdata->inp.len)
- PUTCHAR(' ');
+ struct mchar mc;
+ mc = mchar_so;
+ if (inpdata->inp.len && !(inpdata->inpmode & INP_NOECHO))
+ LClear(flayer, inpdata->inpstringlen, INPUTLINE, inpdata->inpstringlen + inpdata->inp.len - 1, INPUTLINE, 0);
inpdata->inp = inphist; /* structure copy */
if (inpdata->inp.len > inpdata->inpmaxlen)
inpdata->inp.len = inpdata->inpmaxlen;
if (inpdata->inp.pos > inpdata->inp.len)
inpdata->inp.pos = inpdata->inp.len;
- x = inpdata->inpstringlen + inpdata->inp.pos;
+ x = inpdata->inpstringlen;
p = inpdata->inp.buf;
- GotoPos(inpdata->inpstringlen, STATLINE);
- SetRendition(&mchar_so);
- while (p < inpdata->inp.buf+inpdata->inp.len)
- PUTCHAR(*p++);
- GotoPos(x, STATLINE);
+
+ if (!(inpdata->inpmode & INP_NOECHO))
+ {
+ while (p < inpdata->inp.buf+inpdata->inp.len)
+ {
+ mc.image = *p++;
+ LPutChar(flayer, &mc, x++, INPUTLINE);
+ }
+ }
+ x = inpdata->inpstringlen + inpdata->inp.pos;
+ LGotoPos(flayer, x, INPUTLINE);
}
+
else if (ch == '\004' || ch == '\003' || ch == '\007' || ch == '\033' ||
ch == '\000' || ch == '\n' || ch == '\r')
{
@@ -286,14 +313,15 @@ int *plen;
inpdata->inp.len = 0;
inpdata->inp.buf[inpdata->inp.len] = 0;
- if (inpdata->inp.len)
+ if (inpdata->inp.len && inpdata->inpmode == 0)
inphist = inpdata->inp; /* structure copy */
- D_lay->l_data = 0;
- InpAbort(); /* redisplays... */
+ flayer->l_data = 0;
+ InpAbort(); /* redisplays... */
*ppbuf = pbuf;
*plen = len;
- if ((inpdata->inpmode & INP_RAW) == 0)
+ display = inpdisplay;
+ if ((inpdata->inpmode & INP_RAW) == 0)
(*inpdata->inpfinfunc)(inpdata->inp.buf, inpdata->inp.len, inpdata->priv);
else
(*inpdata->inpfinfunc)(pbuf - 1, 0, inpdata->priv);
@@ -301,6 +329,11 @@ int *plen;
return;
}
}
+ if (!(inpdata->inpmode & INP_RAW))
+ {
+ flayer->l_x = inpdata->inpstringlen + (inpdata->inpmode & INP_NOECHO ? 0 : inpdata->inp.pos);
+ flayer->l_y = INPUTLINE;
+ }
*ppbuf = pbuf;
*plen = len;
}
@@ -308,7 +341,7 @@ int *plen;
static void
InpAbort()
{
- LAY_CALL_UP(RefreshLine(STATLINE, 0, D_width - 1, 0));
+ LAY_CALL_UP(RedisplayLine(INPUTLINE, 0, flayer->l_width - 1, 0));
ExitOverlayPage();
}
@@ -319,26 +352,23 @@ int y, xs, xe, isblank;
int q, r, s, l, v;
struct inpdata *inpdata;
- inpdata = (struct inpdata *)D_lay->l_data;
-
- if (y != STATLINE)
+ inpdata = (struct inpdata *)flayer->l_data;
+ if (y != INPUTLINE)
{
- LAY_CALL_UP(RefreshLine(y, xs, xe, isblank));
+ LAY_CALL_UP(RedisplayLine(y, xs, xe, isblank));
return;
}
inpdata->inp.buf[inpdata->inp.len] = 0;
- GotoPos(xs, y);
q = xs;
v = xe - xs + 1;
s = 0;
r = inpdata->inpstringlen;
if (v > 0 && q < r)
{
- SetRendition(&mchar_so);
l = v;
- if (l > r-q)
- l = r-q;
- AddStrn(inpdata->inpstring + q - s, l);
+ if (l > r - q)
+ l = r - q;
+ LPutStr(flayer, inpdata->inpstring + q - s, l, &mchar_so, q, y);
q += l;
v -= l;
}
@@ -346,32 +376,29 @@ int y, xs, xe, isblank;
r += inpdata->inp.len;
if (!(inpdata->inpmode & INP_NOECHO) && v > 0 && q < r)
{
- SetRendition(&mchar_so);
l = v;
- if (l > r-q)
- l = r-q;
- AddStrn(inpdata->inp.buf + q - s, l);
+ if (l > r - q)
+ l = r - q;
+ LPutStr(flayer, inpdata->inp.buf + q - s, l, &mchar_so, q, y);
q += l;
v -= l;
}
s = r;
- r = D_width;
+ r = flayer->l_width;
if (!isblank && v > 0 && q < r)
{
- SetRendition(&mchar_blank);
l = v;
- if (l > r-q)
- l = r-q;
- AddStrn("", l);
+ if (l > r - q)
+ l = r - q;
+ LClear(flayer, q, y, q + l - 1, y, 0);
q += l;
}
- SetLastPos(q, y);
}
int
InInput()
{
- if (display && D_layfn->LayProcess == InpProcess)
+ if (flayer && flayer->l_layfn == &InpLf)
return 1;
return 0;
}
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