# HG changeset patch
# User Torsten Lilge <ttl-octave@mailbox.org>
# Date 1574976307 -3600
# Node ID dcf6569cd9738f26288565a35504f52680c69f66
# Parent  e0cdaad8017de3968a59165388b57bc2fb73477e
prevent empty lines when using F9 for executing slected code (bug #57243)

* octave-qscintilla.cc (context_run): reset rl erase empty lines back to
  false;
  (contextmenu_run): set rl erase empty line to true

diff -r e0cdaad8017d -r dcf6569cd973 libgui/src/m-editor/octave-qscintilla.cc
--- a/libgui/src/m-editor/octave-qscintilla.cc	Thu Nov 28 19:15:06 2019 +0100
+++ b/libgui/src/m-editor/octave-qscintilla.cc	Thu Nov 28 22:25:07 2019 +0100
@@ -339,7 +339,13 @@
   void octave_qscintilla::context_run (void)
   {
     if (hasSelectedText ())
-      contextmenu_run (true);
+      {
+        contextmenu_run (true);
+
+        emit interpreter_event
+          ([] (interpreter&)
+            { command_editor::erase_empty_line (false); });
+      }
   }
 
   void octave_qscintilla::get_global_textcursor_pos (QPoint *global_pos,
@@ -952,12 +958,13 @@
          emit ctx_menu_run_finished_signal (show_dbg_file,
                                             tmp_file, tmp_hist, tmp_script);
 
+         command_editor::erase_empty_line (true);
          command_editor::replace_line ("");
          command_editor::set_initial_input (pending_input);
          command_editor::redisplay ();
          command_editor::interrupt_event_loop ();
          command_editor::accept_line ();
-
+         command_editor::erase_empty_line (true);
        });
   }