[src/trunk]: src/lib/libcurses Use the window list so that redefinition of a ...

[jdc <jdc%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/f4d040fb4284
branches:  trunk
changeset: 484914:f4d040fb4284
user:      jdc <jdc%NetBSD.org@localhost>
date:      Fri Apr 14 17:37:15 2000 +0000

description:
Use the window list so that redefinition of a colour pair can be flagged on
all affected windows.

diffstat:

 lib/libcurses/color.c |  78 ++++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 68 insertions(+), 10 deletions(-)

diffs (103 lines):

diff -r 02417cdd2963 -r f4d040fb4284 lib/libcurses/color.c
--- a/lib/libcurses/color.c     Fri Apr 14 17:35:14 2000 +0000
+++ b/lib/libcurses/color.c     Fri Apr 14 17:37:15 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: color.c,v 1.1 2000/04/12 21:43:09 jdc Exp $    */
+/*     $NetBSD: color.c,v 1.2 2000/04/14 17:37:15 jdc Exp $    */
 
 /*
  * Copyright (c) 2000 The NetBSD Foundation, Inc.
@@ -73,6 +73,8 @@
 #define COLOR_TEK      3       /* Tektronix-style colour manipulation */
 int    __color_type = COLOR_NONE;
 
+static void
+__change_pair __P((short));
 /*
  * has_colors --
  *     Check if terminal has colours.
@@ -260,15 +262,7 @@
        /* XXX: need to initialise HP style (iP) */
 
        if (changed) {
-               int      y, x;
-
-               /* Reset colour attribute on curscr */
-               for (y = 0; y < curscr->maxy; y++)
-                       for (x = 0; x < curscr->maxx; x++)
-                               if ((curscr->lines[y]->line[x].attr &
-                                   __COLOR) == COLOR_PAIR(pair))
-                                       curscr->lines[y]->line[x].attr &=
-                                           ~__COLOR;
+               __change_pair (pair);
        }
        return(OK);
 }
@@ -375,3 +369,67 @@
                        break;
                }
 }
+
+/*
+ * __change_pair --
+ *     Mark dirty all positions using pair.
+ */
+void
+__change_pair(pair)
+       short   pair;
+{
+       struct __winlist        *wlp;
+       WINDOW                  *win;
+       int                      y, x;
+
+       
+       for (wlp = __winlistp; wlp != NULL; wlp = wlp->nextp) {
+#ifdef DEBUG
+               __CTRACE("__change_pair: win = %0.2o\n", wlp->winp);
+#endif
+               if (wlp->winp == curscr) {
+                       /* Reset colour attribute on curscr */
+#ifdef DEBUG
+                       __CTRACE("__change_pair: win == curscr\n");
+#endif
+                       for (y = 0; y < curscr->maxy; y++)
+                               for (x = 0; x < curscr->maxx; x++)
+                                       if ((curscr->lines[y]->line[x].attr &
+                                           __COLOR) == COLOR_PAIR(pair))
+                                               curscr->lines[y]->line[x].attr
+                                                   &= ~__COLOR;
+               } else {
+                       /* Mark dirty those positions with color pair "pair" */
+                       win = wlp->winp;
+                       for (y = 0; y < win->maxy; y++) {
+                               for (x = 0; x < win->maxx; x++)
+                                       if ((win->lines[y]->line[x].attr &
+                                           __COLOR) == COLOR_PAIR(pair)) {
+                                               if (!(win->lines[y]->flags &
+                                                   __ISDIRTY)) {
+                                                       win->lines[y]->flags |=
+                                                           __ISDIRTY;
+                                                       *win->lines[y]->firstchp
+                                                           = x;
+                                                       *win->lines[y]->lastchp
+                                                           = x;
+                                               } else {
+                                                       if (*win->lines[y]->
+                                                           firstchp > x)
+                                                               *win->lines[y]->
+                                                                   firstchp =
+                                                                   x;
+                                                       if (*win->lines[y]->
+                                                           lastchp < x)
+                                                               *win->lines[y]->
+                                                                   lastchp = x;
+                                               }
+                                       }
+#ifdef DEBUG
+                               if ((win->lines[y]->flags & __ISDIRTY)
+                                       __CTRACE("__change_pair: first = %d, last = %d\n", *win->lines[y]->firstchp, *win->lines[y]->lastchp);
+#endif
+                       }
+               }
+       }
+}