Off screen windows!!!!!!

[unix-history] / usr / src / usr.bin / window / cmd5.c

diff --git a/usr/src/usr.bin/window/cmd5.c b/usr/src/usr.bin/window/cmd5.c
index 6d27abd..022cb69 100644 (file)
--- a/usr/src/usr.bin/window/cmd5.c
+++ b/usr/src/usr.bin/window/cmd5.c
@@ -1,5 +1,5 @@
 #ifndef lint
 #ifndef lint

-static char *sccsid = "@(#)cmd5.c      3.4 83/09/01";
+static char *sccsid = "@(#)cmd5.c      3.5 83/09/14";

 #endif
 
 #include "defs.h"
 #endif
 
 #include "defs.h"


@@ -11,6 +11,9 @@ c_move(w)
 register struct ww *w;
 {
        int col, row;
 register struct ww *w;
 {
        int col, row;

+       int mincol, minrow;
+       int maxcol, maxrow;
+       int curcol, currow;

        struct ww *back = w->ww_back;
 
        col = w->ww_w.l;
        struct ww *back = w->ww_back;
 
        col = w->ww_w.l;


@@ -18,12 +21,15 @@ register struct ww *w;
        wwadd(boxwin, framewin->ww_back);
        for (;;) {
                wwbox(boxwin, row - 1, col - 1, w->ww_w.nr + 2, w->ww_w.nc + 2);
        wwadd(boxwin, framewin->ww_back);
        for (;;) {
                wwbox(boxwin, row - 1, col - 1, w->ww_w.nr + 2, w->ww_w.nc + 2);

-               wwsetcursor(row, col);
+               getminmax(row, w->ww_w.nr, 1, wwnrow,
+                       &currow, &minrow, &maxrow);
+               getminmax(col, w->ww_w.nc, 0, wwncol,
+                       &curcol, &mincol, &maxcol);
+               wwsetcursor(currow, curcol);

                while (bpeekc() < 0)
                        bread();
                wwunbox(boxwin);
                while (bpeekc() < 0)
                        bread();
                wwunbox(boxwin);

-               switch (getpos(&row, &col, 1, 0,
-                       wwnrow - w->ww_w.nr, wwncol - w->ww_w.nc)) {
+               switch (getpos(&row, &col, minrow, mincol, maxrow, maxcol)) {

                case -1:
                        wwdelete(boxwin);
                        if (!terse)
                case -1:
                        wwdelete(boxwin);
                        if (!terse)


@@ -41,10 +47,37 @@ register struct ww *w;
                (void) wwputs("\r\n", cmdwin);
        wwcurtowin(cmdwin);
        wwdelete(w);
                (void) wwputs("\r\n", cmdwin);
        wwcurtowin(cmdwin);
        wwdelete(w);

-       w->ww_w.t = row;
-       w->ww_w.l = col;
-       w->ww_w.b = row + w->ww_w.nr;
-       w->ww_w.r = col + w->ww_w.nc;
+       wwmove(w, row, col);

        wwadd(w, back);
        reframe();
 }
        wwadd(w, back);
        reframe();
 }

+
+/*
+ * Weird stufff, don't ask.
+ */
+getminmax(x, n, a, b, curx, minx, maxx)
+register x, n, a, b;
+int *curx, *minx, *maxx;
+{
+       if (x < a) {
+               *curx = x + n - 1;
+               *minx = 1 - n;
+               *maxx = a;
+       } else if (x == a) {
+               *curx = x;
+               *minx = 1 - n;
+               *maxx = b - n;
+       } else if (x < b - n) {
+               *curx = x;
+               *minx = a;
+               *maxx = b - n;
+       } else if (x == b - n) {
+               *curx = x;
+               *minx = a;
+               *maxx = b - 1;
+       } else {
+               *curx = x;
+               *minx = b - n;
+               *maxx = b - 1;
+       }
+}