io_import_BrushSet.py

@@ -13,7 +13,6 @@
 #---------------------------------------------#
 import bpy
 import os
-from bpy.props import *
 
 # addon description
 bl_info = {
@@ -50,12 +49,13 @@ ext_list = ['.bmp',
 
 fakeUser = False
 
-def LoadBrushSet(filepath, filename):
-    for file in os.listdir(filepath):
-        path = (filepath + file)
+def LoadBrushSet(directory):
+    
+    for file in os.listdir(directory):
+        path = os.path.join(directory + file)
 
         # get folder name
-        (f1, f2) = os.path.split(filepath)
+        (f1, f2) = os.path.split(directory)
         (f3, foldername) = os.path.split(f1)
 
         # filter files by extensions (filter images)
@@ -87,22 +87,18 @@ class BrushSetImporter(bpy.types.Operator):
     bl_idname = "import_image.brushset"
     bl_label = "Import BrushSet"
 
-    filename: StringProperty(name = "File Name",
-                              description = "filepath",
-                              default = "",
-                              maxlen = 1024,
-                              options = {'ANIMATABLE'},
-                              subtype = 'NONE')
+    directory: bpy.props.StringProperty(name="Directory", options={"HIDDEN"})
 
-    filepath: StringProperty(name = "File Name",
-                              description = "filepath",
-                              default = "",
-                              maxlen = 1024,
-                              options = {'ANIMATABLE'},
-                              subtype = 'NONE')
+    set_default_filters: bool = True
+    def draw(self, context):
+        if self.set_default_filters:
+            context.space_data.params.use_filter = True
+            context.space_data.params.use_filter_folder = True  
+            context.space_data.params.use_filter_image = True  
+            self.set_default_filters = False
 
     def execute(self, context):
-        LoadBrushSet(self.properties.filepath, self.properties.filename)
+        LoadBrushSet(self.directory)
         return {'FINISHED'}
 
     def invoke(self, context, event):
@@ -148,16 +144,14 @@ classes = (
 
 
 def register():
-    from bpy.utils import register_class
     for cls in classes:
-        register_class(cls)
+        bpy.utils.register_class(cls)
     bpy.types.TOPBAR_MT_file_import.append(menu_func)
 
 
 def unregister():
-    from bpy.utils import unregister_class
     for cls in reversed(classes):
-        unregister_class(cls)
+        bpy.utils.unregister_class(cls)
     bpy.types.TOPBAR_MT_file_import.remove(menu_func)