fix context issues and drawing

functions/uv_tools.py

@@ -31,6 +31,10 @@ class AvatarToolkit_OT_AlignUVEdgesToTarget(Operator):
         for obj in context.view_layer.objects.selected:
             if obj.type != "MESH":
                 return False
+        if not context.space_data:
+            return False
+        if not context.space_data.show_uvedit:
+            return False
         return True
 
     def execute(self, context: Context):

ui/uv_panel.py

@@ -14,6 +14,4 @@ class UVTools_PT_MainPanel(bpy.types.Panel):
     def draw(self: bpy.types.Panel, context: bpy.types.Context):
         layout = self.layout
 
-        sima = context.space_data
-        if sima.show_uvedit:
         draw_title(self)

ui/uv_tools.py

@@ -18,7 +18,5 @@ class UVTools_PT_Tools(bpy.types.Panel):
     def draw(self, context: bpy.types.Context):
         layout = self.layout
 
-        sima = context.space_data
-        if sima.show_uvedit:
         row = layout.row(align=True)
         row.operator(AvatarToolkit_OT_AlignUVEdgesToTarget.bl_idname, text=t("avatar_toolkit.align_uv_edges_to_target.label"), icon='GP_MULTIFRAME_EDITING')