From b0794ccaf9d63d24936b01cae52eaede749de34f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lucio=20Andr=C3=A9s=20Illanes=20Albornoz?=
 <lucio@lucioillanes.de>
Date: Thu, 11 Jan 2018 01:12:55 +0100
Subject: [PATCH] MiRCARTCanvasInterface.py: prompt to save changes on exit
 given non-None canvasPathName.

---
 MiRCARTCanvasInterface.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/MiRCARTCanvasInterface.py b/MiRCARTCanvasInterface.py
index 1e29ff1..8818170 100644
--- a/MiRCARTCanvasInterface.py
+++ b/MiRCARTCanvasInterface.py
@@ -110,6 +110,14 @@ class MiRCARTCanvasInterface():
     # }}}
     # {{{ canvasExit(self, event): XXX
     def canvasExit(self, event):
+        if self.canvasPathName != None:
+            saveChanges = self._dialogSaveChanges()
+            if saveChanges == wx.ID_CANCEL:
+                return
+            elif saveChanges == wx.ID_NO:
+                pass
+            elif saveChanges == wx.ID_YES:
+                self.canvasSave()
         self.parentFrame.Close(True)
     # }}}
     # {{{ canvasExportAsPng(self, event): XXX