Missed these files in the last commit ..

Also meant to mention, on the todo: show the confirmation before closing the file selector, 
rather than afterwards where it's inconvenient and easy to miss...

release/scripts/io/export_3ds.py

@@ -1122,7 +1122,7 @@ class Export3DS(bpy.types.Operator):
 
     # filename = StringProperty(name="File Name", description="File name used for exporting the 3DS file", maxlen= 1024, default= ""),
     path = StringProperty(name="File Path", description="File path used for exporting the 3DS file", maxlen= 1024, default= "")
-
+    check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, hidden=True)
 
     def execute(self, context):
         save_3ds(self.properties.path, context)

release/scripts/io/export_fbx.py

@@ -3363,6 +3363,7 @@ class ExportFBX(bpy.types.Operator):
 
 
     path = StringProperty(name="File Path", description="File path used for exporting the FBX file", maxlen= 1024, default="")
+    check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, hidden=True)
 
     EXP_OBS_SELECTED = BoolProperty(name="Selected Objects", description="Export selected objects on visible layers", default=True)
 # 	EXP_OBS_SCENE = BoolProperty(name="Scene Objects", description="Export all objects in this scene", default=True)

release/scripts/io/export_mdd.py

@@ -160,6 +160,7 @@ class ExportMDD(bpy.types.Operator):
     # List of operator properties, the attributes will be assigned
     # to the class instance from the operator settings before calling.
     path = StringProperty(name="File Path", description="File path used for exporting the MDD file", maxlen=1024)
+    check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, hidden=True)
     fps = IntProperty(name="Frames Per Second", description="Number of frames/second", min=minfps, max=maxfps, default=25)
     start_frame = IntProperty(name="Start Frame", description="Start frame for baking", min=minframe, max=maxframe, default=1)
     end_frame = IntProperty(name="End Frame", description="End frame for baking", min=minframe, max=maxframe, default=250)

release/scripts/io/export_obj.py

@@ -897,6 +897,7 @@ class ExportOBJ(bpy.types.Operator):
     # to the class instance from the operator settings before calling.
 
     path = StringProperty(name="File Path", description="File path used for exporting the OBJ file", maxlen= 1024, default= "")
+    check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, hidden=True)
     
     # context group
     use_selection = BoolProperty(name="Selection Only", description="", default= False)

release/scripts/io/export_ply.py

@@ -275,11 +275,13 @@ class ExportPLY(bpy.types.Operator):
 
 
     path = StringProperty(name="File Path", description="File path used for exporting the PLY file", maxlen=1024, default="")
+    check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, hidden=True)
     use_modifiers = BoolProperty(name="Apply Modifiers", description="Apply Modifiers to the exported mesh", default=True)
     use_normals = BoolProperty(name="Normals", description="Export Normals for smooth and hard shaded faces", default=True)
     use_uvs = BoolProperty(name="UVs", description="Exort the active UV layer", default=True)
     use_colors = BoolProperty(name="Vertex Colors", description="Exort the active vertex color layer", default=True)
 
+
     def poll(self, context):
         return context.active_object != None
 

release/scripts/io/export_x3d.py

@@ -1227,12 +1227,12 @@ class ExportX3D(bpy.types.Operator):
     # List of operator properties, the attributes will be assigned
     # to the class instance from the operator settings before calling.
     path = StringProperty(name="File Path", description="File path used for exporting the X3D file", maxlen= 1024, default= "")
+    check_existing = BoolProperty(name="Check Existing", description="Check and warn on overwriting existing files", default=True, hidden=True)
     
     apply_modifiers = BoolProperty(name="Apply Modifiers", description="Use transformed mesh data from each object.", default=True)
     triangulate = BoolProperty(name="Triangulate", description="Triangulate quads.", default=False)
     compress = BoolProperty(name="Compress", description="GZip the resulting file, requires a full python install.", default=False)
 
-
     def execute(self, context):
         x3d_export(self.properties.path, context, self.properties.apply_modifiers, self.properties.triangulate, self.properties.compress)
         return {'FINISHED'}