# HG changeset patch
# User Scott Logan <cottsay>
# Date 1398118533 0
# Branch cottsay/font-dir-fix
# Node ID 2a5b8ea1bac354a0dae8dc5f6ccf1ed899946c1f
# Parent  87cde8ec5f0744724878daf9cc7803c08d803631
Handle a non-existent font dir

When IEP is packaged, system fonts are used and the bundled fonts are removed. IEP currently crashes if the font directory is empty.

diff --git a/iep/iepcore/main.py b/iep/iepcore/main.py
--- a/iep/iepcore/main.py
+++ b/iep/iepcore/main.py
@@ -524,12 +524,13 @@
     iep.codeeditor.Manager.setDefaultFontFamily('DejaVu Sans Mono')
     
     # Load fonts that are in the fonts directory
-    for fname in os.listdir(fontDir):
-        if os.path.splitext(fname)[1].lower() in ['.otf', '.ttf']:
-            try:
-                db.addApplicationFont( os.path.join(fontDir, fname) )
-            except Exception as err:
-                print('Could not load font %s: %s' % (fname, str(err)))
+    if os.path.isdir(fontDir):
+        for fname in os.listdir(fontDir):
+            if os.path.splitext(fname)[1].lower() in ['.otf', '.ttf']:
+                try:
+                    db.addApplicationFont( os.path.join(fontDir, fname) )
+                except Exception as err:
+                    print('Could not load font %s: %s' % (fname, str(err)))
 
 
 class _CallbackEventHandler(QtCore.QObject):