From b34be9cf92ce8774769c3298d0c31b7475af9045 Mon Sep 17 00:00:00 2001
From: ThorstenB <brehmt@gmail.com>
Date: Sat, 28 May 2011 23:22:34 +0200
Subject: [PATCH] issue #127: make screen shots work with OSG multi-threading
 Use listener to report success/error messages for screen shots (depends on
 simgear+fgdata update!)

---
 Nasal/gui.nas | 12 ++++++++++++
 keyboard.xml  | 15 +--------------
 2 files changed, 13 insertions(+), 14 deletions(-)

diff --git a/Nasal/gui.nas b/Nasal/gui.nas
index cc18c00c3..524cc14cf 100644
--- a/Nasal/gui.nas
+++ b/Nasal/gui.nas
@@ -1254,3 +1254,15 @@ var common_aircraft_keys = {
         { name: "Shift-F8",  desc: "scroll 2D panel right" },
     ],
 };
+
+_setlistener("/sim/signals/screenshot", func {
+     var path = getprop("/sim/paths/screenshot-last");
+     var button = { button: { legend: "Ok", default: 1, binding: { command: "dialog-close" }}};
+     var success= getprop("/sim/signals/screenshot");
+     if (success) {
+         popupTip("Screenshot written to '" ~ path ~ "'", 3);
+     } else {
+         popupTip("Error writing screenshot '" ~ path ~ "'", 600, button);
+     }
+});
+
diff --git a/keyboard.xml b/keyboard.xml
index cc39cc473..06f7f9423 100644
--- a/keyboard.xml
+++ b/keyboard.xml
@@ -1106,20 +1106,7 @@ top down before the key bindings are parsed.
   <name>F3</name>
   <desc>Capture screen</desc>
   <binding>
-   <command>nasal</command>
-   <script>
-     var success = fgcommand("screen-capture");
-     var path = getprop("/sim/paths/screenshot-last");
-     var threading = getprop("/sim/rendering/multithreading-mode");
-     var button = { button: { legend: "Ok", default: 1, binding: { command: "dialog-close" }}};
-     if (threading and threading != "SingleThreaded") {
-         gui.popupTip("Threading model must be SingleThreaded (or not defined) for snapshots to work.", 600, button);
-     } elsif (success) {
-         gui.popupTip("Screenshot written to '" ~ path ~ "'", 2);
-     } else {
-         gui.popupTip("Error writing screenshot '" ~ path ~ "'", 600, button);
-     }
-   </script>
+   <command>screen-capture</command>
   </binding>
   <mod-shift>
    <desc>Load panel</desc>