Fixed crashes in bitmap editor and map editor with empty documents

robmcmullen · May 1, 2016 · 6186a12 · 6186a12
1 parent f05de3e
commit 6186a12
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diff --git a/omnivore/tasks/bitmap_edit/bitmap_editor.py b/omnivore/tasks/bitmap_edit/bitmap_editor.py
@@ -208,6 +208,8 @@ def init_post_hook(self):
     def process_left_down(self, evt):
         c = self.canvas
         index, bit, inside = c.event_coords_to_byte(evt)
+        if not inside:
+            return
         e = c.editor
         value = e.segment[index]
         if self.last_index != index:
@@ -455,6 +457,9 @@ def invert_selection_ranges(self, ranges):
         ranges = self.segment.rects_to_ranges(inverted)
         return ranges
 
+    def get_extra_segment_savers(self, segment):
+        return []
+
     ###########################################################################
     # Trait handlers.
     ###########################################################################

diff --git a/omnivore/tasks/map_edit/map_editor.py b/omnivore/tasks/map_edit/map_editor.py
@@ -208,6 +208,8 @@ def init_post_hook(self):
     def process_left_down(self, evt):
         c = self.canvas
         index, bit, inside = c.event_coords_to_byte(evt)
+        if not inside:
+            return
         e = c.editor
         value = e.segment[index]
         if self.last_index != index:
@@ -468,6 +470,9 @@ def invert_selection_ranges(self, ranges):
         ranges = self.segment.rects_to_ranges(inverted)
         return ranges
 
+    def get_extra_segment_savers(self, segment):
+        return []
+
     ###########################################################################
     # Trait handlers.
     ###########################################################################