python · roseman · Jun 27, 2017 · Jun 27, 2017 · Jun 27, 2017 · Jun 28, 2017
diff --git a/Lib/idlelib/debugger.py b/Lib/idlelib/debugger.py
diff --git a/Lib/idlelib/filelist.py b/Lib/idlelib/filelist.py
@@ -41,6 +41,14 @@ def open(self, filename, action=None):
                 edit._close()
                 return None
 
+    def already_open(self, filename):
+        assert filename
+        filename = self.canonize(filename)
+        if not os.path.isdir(filename):
+            key = os.path.normcase(filename)
+            return key in self.dict
+        return False
+
     def gotofileline(self, filename, lineno=None):
         edit = self.open(filename)
         if edit is not None and lineno is not None:

diff --git a/Lib/idlelib/pyshell.py b/Lib/idlelib/pyshell.py
@@ -463,6 +463,7 @@ def restart_subprocess(self, with_cwd=False, filename=''):
                 debugger_r.close_subprocess_debugger(self.rpcclt)
             except:
                 pass
+            debug.endexecuting()
         # Kill subprocess, spawn a new one, accept connection.
         self.rpcclt.close()
         self.terminate_subprocess()
@@ -782,6 +783,8 @@ def runcode(self, code):
                 if self.tkconsole.canceled:
                     self.tkconsole.canceled = False
                     print("KeyboardInterrupt", file=self.tkconsole.stderr)
+                    if self.interp.debugger:
+                        self.interp.debugger.endexecuting()
                 else:
                     self.showtraceback()
         finally:
@@ -967,11 +970,15 @@ def open_debugger(self):
 
     def beginexecuting(self):
         "Helper for ModifiedInterpreter"
+        if self.interp.debugger:
+            self.interp.debugger.beginexecuting()
         self.resetoutput()
         self.executing = 1
 
     def endexecuting(self):
         "Helper for ModifiedInterpreter"
+        if self.interp.debugger:
+            self.interp.debugger.endexecuting()
         self.executing = 0
         self.canceled = 0
         self.showprompt()

diff --git a/lib/idlelib/icons/debug_current.gif b/lib/idlelib/icons/debug_current.gif
diff --git a/lib/idlelib/icons/debug_go.gif b/lib/idlelib/icons/debug_go.gif
diff --git a/lib/idlelib/icons/debug_go_disabled.gif b/lib/idlelib/icons/debug_go_disabled.gif
diff --git a/lib/idlelib/icons/debug_line.gif b/lib/idlelib/icons/debug_line.gif
diff --git a/lib/idlelib/icons/debug_out.gif b/lib/idlelib/icons/debug_out.gif
diff --git a/lib/idlelib/icons/debug_out_disabled.gif b/lib/idlelib/icons/debug_out_disabled.gif
diff --git a/lib/idlelib/icons/debug_over.gif b/lib/idlelib/icons/debug_over.gif
diff --git a/lib/idlelib/icons/debug_over_disabled.gif b/lib/idlelib/icons/debug_over_disabled.gif
diff --git a/lib/idlelib/icons/debug_prefs.gif b/lib/idlelib/icons/debug_prefs.gif
diff --git a/lib/idlelib/icons/debug_prefs_disabled.gif b/lib/idlelib/icons/debug_prefs_disabled.gif
diff --git a/lib/idlelib/icons/debug_step.gif b/lib/idlelib/icons/debug_step.gif
diff --git a/lib/idlelib/icons/debug_step_disabled.gif b/lib/idlelib/icons/debug_step_disabled.gif
diff --git a/lib/idlelib/icons/debug_stop.gif b/lib/idlelib/icons/debug_stop.gif
diff --git a/lib/idlelib/icons/debug_stop_disabled.gif b/lib/idlelib/icons/debug_stop_disabled.gif