Refresh child panes in 'z' order

This will make future patches which create a global z-order
possible.

Signed-off-by: NeilBrown <neil@brown.name>

diff --git a/core-pane.c b/core-pane.c
index e491c2f4318fe97fbd73dc5572bda94d87bb76bb..a1bf339b2addca8cdd4ffba2ec0198d3b088f129 100644 (file)
--- a/core-pane.c
+++ b/core-pane.c
@@ -105,6 +105,7 @@ static void __pane_refresh(struct cmd_info ci)
        int damage = ci.extra;
        struct pane *p = ci.home;
        int ret = 0;
+       int nextz;
 
        if (p->damaged & DAMAGED_CLOSED)
                return;
@@ -135,9 +136,18 @@ static void __pane_refresh(struct cmd_info ci)
        }
        p->damaged = 0;
        ci.extra = damage;
-       list_for_each_entry(c, &p->children, siblings) {
-               ci.home = c;
-               __pane_refresh(ci);
+       nextz = 0;
+       while (nextz >= 0) {
+               int z = nextz;
+               nextz = -1;
+               list_for_each_entry(c, &p->children, siblings) {
+                       if (c->z > z && (nextz == -1 || c->z < nextz))
+                               nextz = c->z;
+                       if (c->z == z) {
+                               ci.home = c;
+                               __pane_refresh(ci);
+                       }
+               }
        }
        if (ret == 2) {
                /* "Refresh" requested a post-order call */