4.4.2

fotokilof/__main__.py

@@ -193,7 +193,10 @@ def preview_orig_button():
     """ original preview """
     # global file_in_path
     try:
-        convert_wand.display_image(file_in_path.get())
+        if mswindows.windows() or mswindows.macos():
+            gui.show_picture(file_in_path.get())
+        else:
+            convert_wand.display_image(file_in_path.get())
     except:
         log.write_log("No orig picture to preview", "W")
 
@@ -202,16 +205,23 @@ def preview_new_button():
     """ preview new picture """
     # to define file_out
     try:
-        if os.path.isfile(path_to_file_out(resized.get())):
-            convert_wand.display_image(path_to_file_out(resized.get()))
+        filename = path_to_file_out(resized.get())
+        if os.path.isfile(filename):
+            if mswindows.windows() or mswindows.macos():
+                gui.show_picture(filename)
+            else:
+                convert_wand.display_image(filename)
     except:
         log.write_log("No result picture to preview", "W")
 
 
 def compose_preview_button():
     """ preview picture for compose """
     try:
-        convert_wand.display_image(img_compose_file.get())
+        if mswindows.windows() or mswindows.macos():
+            gui.show_picture(img_compose_file.get())
+        else:
+            convert_wand.display_image(img_compose_file.get())
     except:
         log.write_log("No compose picture to preview", "W")
 

fotokilof/gui.py

@@ -24,6 +24,7 @@
 - copy_to_clipboard - copy result into clipboard (only Windows)
 - only_numbers - validate only natural values
 - only_integer - validate integer values
+- show_picture - display picture in system viewer, PIL version
 """
 
 from io import BytesIO
@@ -70,4 +71,11 @@ def only_integer(char):
         result = False
     return result
 
+
+def show_picture(filename):
+    """ display picture in system viewer, PIL version """
+    #image = Image.open(filename")
+    with Image.open(filename) as image:
+        image.show()
+
 # EOF