From f182cea3e447b7cf6279b6970544440be81a64c3 Mon Sep 17 00:00:00 2001
From: NeilBrown <neil@brown.name>
Date: Thu, 10 Dec 2015 18:11:49 +1100
Subject: [PATCH] Use new notifiers to send notification when document changes.

Signed-off-by: NeilBrown <neil@brown.name>
---
 core-doc.c  |  6 ++++++
 core-mark.c |  1 +
 core-pane.c | 12 +++++++++++-
 core.h      |  4 +++-
 4 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/core-doc.c b/core-doc.c
index 406131aa..f25e1f48 100644
--- a/core-doc.c
+++ b/core-doc.c
@@ -394,6 +394,12 @@ DEF_CMD(doc_handle)
 		}
 		return 1;
 	}
+
+	if (strcmp(ci->key, "Request:Notify:Replace") == 0) {
+		pane_add_notify(ci->focus, dd->doc->home, "Notify:Replace");
+		return 1;
+	}
+
 	if (strcmp(ci->key, "Clone") == 0) {
 		struct pane *p = doc_attach(ci->focus, dd->doc);
 		struct pane *c = pane_child(ci->home);
diff --git a/core-mark.c b/core-mark.c
index 488d3b2f..6b5506fc 100644
--- a/core-mark.c
+++ b/core-mark.c
@@ -963,6 +963,7 @@ static void point_notify_change(struct doc *d, struct mark *p, struct mark *m)
 	int i;
 	struct point_links *lnk = p->mdata;
 
+	pane_notify(d->home, "Notify:Replace", p, m);
 	ci.key = "Notify:Replace";
 	ci.numeric = 1;
 	ci.x = ci.y = -1;
diff --git a/core-pane.c b/core-pane.c
index fddc7086..f7605f94 100644
--- a/core-pane.c
+++ b/core-pane.c
@@ -190,12 +190,22 @@ void pane_notify_close(struct pane *p)
 		list_del_init(&n->notifier_link);
 		if (strcmp(n->notification, "Notify:Close") == 0)
 			comm_call_pane(n->notifiee, n->notification, p,
-				       0, NULL, NULL, 0);
+				       0, NULL, NULL, 0, NULL);
 		free(n->notification);
 		free(n);
 	}
 }
 
+void pane_notify(struct pane *p, char *notification, struct mark *m, struct mark *m2)
+{
+	struct notifier *n;
+
+	list_for_each_entry(n, &p->notifiees, notifier_link)
+		if (strcmp(n->notification, notification) == 0)
+			comm_call_pane(n->notifiee, n->notification, p,
+				       0, m, NULL, 0, m2);
+}
+
 void pane_close(struct pane *p)
 {
 	struct pane *c;
diff --git a/core.h b/core.h
index 78a96aa1..fef5cc67 100644
--- a/core.h
+++ b/core.h
@@ -68,6 +68,7 @@ struct notifier {
 	struct list_head	notifier_link, notifiee_link;
 };
 void pane_add_notify(struct pane *target, struct pane *source, char *msg);
+void pane_notify(struct pane *p, char *notification, struct mark *m, struct mark *m2);
 
 /* this is ->data for a document pane.  Only core-doc and
  * individual document handlers can know about this.
@@ -556,7 +557,8 @@ static inline int comm_call(struct command *comm, char *key, struct pane *focus,
 }
 
 static inline int comm_call_pane(struct pane *home, char *key, struct pane *focus,
-				 int numeric, struct mark *m, char *str, int extra)
+				 int numeric, struct mark *m, char *str, int extra,
+				 struct mark *m2)
 {
 	struct cmd_info ci = {0};
 	struct command *comm = home->handle;
-- 
2.39.5