From 246ce973ec74e880006a4a98ba70770b45e9c3e8 Mon Sep 17 00:00:00 2001
From: mfranz <mfranz>
Date: Mon, 19 May 2008 17:31:57 +0000
Subject: [PATCH] save and reload up to 20 history entries

---
 Nasal/prop_key_handler.nas | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/Nasal/prop_key_handler.nas b/Nasal/prop_key_handler.nas
index cd7baf42f..5c03e3709 100644
--- a/Nasal/prop_key_handler.nas
+++ b/Nasal/prop_key_handler.nas
@@ -288,3 +288,21 @@ var search = func(n, s) {
 }
 
 
+_setlistener("/sim/signals/nasal-dir-initialized", func {
+	foreach (var p; props.globals.getNode("/sim/gui/prop-key-handler/history", 1).getChildren("entry"))
+		append(history, p.getValue());
+});
+
+
+_setlistener("/sim/signals/exit", func {
+	var max = props.initNode("/sim/gui/prop-key-handler/history-max-size", 20).getValue();
+	if (size(history) > max)
+		history = subvec(history, size(history) - max);
+	forindex (var i; history) {
+		var p = props.globals.getNode("/sim/gui/prop-key-handler/history", 1).getChild("entry", i, 1);
+		p.setValue(history[i]);
+		p.setAttribute("userarchive", 1);
+	}
+});
+
+