From 826bea3c3002fc5d04a9e1e13fb1e8cbb4886f6e Mon Sep 17 00:00:00 2001
From: Jonathan Moore Liles <j.liles@unix.net>
Date: Fri, 1 Jan 2021 18:19:10 -0800
Subject: [PATCH] Timeline: Fix rare issue where moving the mouse over a region
 while recording at just the right moment could cause a spurious SET action to
 be written to the history.

---
 timeline/src/Audio_Region.C    | 4 ++++
 timeline/src/Sequence_Region.C | 5 +++++
 timeline/src/Sequence_Widget.C | 4 ++++
 timeline/src/Track.C           | 5 ++++-
 4 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/timeline/src/Audio_Region.C b/timeline/src/Audio_Region.C
index 3aca628..af9ad96 100644
--- a/timeline/src/Audio_Region.C
+++ b/timeline/src/Audio_Region.C
@@ -822,6 +822,10 @@ Audio_Region::handle ( int m )
     static bool copied = false;
     static nframes_t os;
 
+    if ( !active_r() )
+	/* don't mess with anything while recording... */
+	return 0;
+    
     int X = Fl::event_x();
     int Y = Fl::event_y();
     
diff --git a/timeline/src/Sequence_Region.C b/timeline/src/Sequence_Region.C
index 868bc8f..da4be8b 100644
--- a/timeline/src/Sequence_Region.C
+++ b/timeline/src/Sequence_Region.C
@@ -19,6 +19,7 @@
 
 #include "Sequence_Region.H"
 #include "Track.H"
+#include "debug.h"
 
 #include <stdint.h>
 
@@ -142,6 +143,10 @@ Sequence_Region::handle ( int m )
     int X = Fl::event_x();
     int Y = Fl::event_y();
 
+    if ( !active_r() )
+	/* don't mess with anything while recording... */
+	return 0;
+	
     Logger _log( this );
 
     switch ( m )
diff --git a/timeline/src/Sequence_Widget.C b/timeline/src/Sequence_Widget.C
index ea9a858..5784e33 100644
--- a/timeline/src/Sequence_Widget.C
+++ b/timeline/src/Sequence_Widget.C
@@ -391,6 +391,10 @@ Sequence_Widget::handle ( int m )
     int X = Fl::event_x();
     int Y = Fl::event_y();
 
+    if ( !active_r() )
+	/* don't mess with anything while recording... */
+	return 0;
+    
     Logger _log( this );
 
     switch ( m )
diff --git a/timeline/src/Track.C b/timeline/src/Track.C
index 362ffba..0873d8c 100644
--- a/timeline/src/Track.C
+++ b/timeline/src/Track.C
@@ -1059,7 +1059,10 @@ Track::draw ( void )
 int
 Track::handle ( int m )
 {
-
+    if ( !active_r() )
+	/* don't mess with anything while recording... */
+	return 0;
+    
 /*     if ( m != FL_NO_EVENT ) */
 /*         DMESSAGE( "%s", event_name( m ) ); */
     static Fl_Widget *dragging = NULL;