Added button to conveniently edit the vector style CSS within Blender

src/ifcblenderexport/blenderbim/bim/__init__.py

@@ -183,6 +183,7 @@ if bpy is not None:
         operator.RemoveDrawingStyle,
         operator.SaveDrawingStyle,
         operator.ActivateDrawingStyle,
+        operator.EditVectorStyle,
         prop.StrProperty,
         prop.Variable,
         prop.Role,

src/ifcblenderexport/blenderbim/bim/operator.py

@@ -3499,3 +3499,15 @@ class RemoveDrawing(bpy.types.Operator):
         bpy.data.collections.remove(collection, do_unlink=True)
         props.drawings.remove(self.index)
         return {'FINISHED'}
+
+
+class EditVectorStyle(bpy.types.Operator):
+    bl_idname = 'bim.edit_vector_style'
+    bl_label = 'Edit Vector Style'
+    index: bpy.props.IntProperty()
+
+    def execute(self, context):
+        camera = context.scene.camera
+        vector_style = context.scene.DocProperties.drawing_styles[camera.data.BIMCameraProperties.active_drawing_style_index].vector_style
+        bpy.data.texts.load(os.path.join(context.scene.BIMProperties.data_dir, 'styles', vector_style + '.css'))
+        return {'FINISHED'}

src/ifcblenderexport/blenderbim/bim/ui.py

@@ -899,6 +899,7 @@ class BIM_PT_camera(Panel):
 
                 row = layout.row(align=True)
                 row.prop(drawing_style, 'vector_style')
+                row.operator('bim.edit_vector_style', text='', icon='GREASEPENCIL')
                 row = layout.row(align=True)
                 row.prop(drawing_style, 'include_query')
                 row = layout.row(align=True)