feat: Allow selecting multiple IFC and IDS files in the IFC tester

This implements the "MultipleFileSelector" for the file selection in the "IFC Tester" panel, so multiple files can be selected at once. Attention: This commit only adds the User Interface, the actual functionality will be added in a later commit

src/blenderbim/blenderbim/bim/module/tester/operator.py

@@ -27,6 +27,7 @@ import ifctester.reporter
 import ifcopenshell
 import blenderbim.tool as tool
 import blenderbim.bim.handler
+from blenderbim.bim.operator import MultipleFileSelector
 from pathlib import Path
 
 
@@ -92,38 +93,32 @@ class ExecuteIfcTester(bpy.types.Operator, tool.Ifc.Operator):
         return {"FINISHED"}
 
 
-class SelectSpecs(bpy.types.Operator):
+class SelectSpecs(MultipleFileSelector):
     bl_idname = "bim.select_specs"
     bl_label = "Select IDS"
-    bl_options = {"REGISTER", "UNDO"}
     filename_ext = ".ids"
     filter_glob: bpy.props.StringProperty(default="*.ids;*.xml", options={"HIDDEN"})
     filepath: bpy.props.StringProperty(subtype="FILE_PATH")
 
     def execute(self, context):
-        context.scene.IfcTesterProperties.specs = self.filepath
+        props = context.scene.IfcTesterProperties
+
+        self.update_props(props, "specs", props.specs_files)
         return {"FINISHED"}
 
-    def invoke(self, context, event):
-        context.window_manager.fileselect_add(self)
-        return {"RUNNING_MODAL"}
 
 
-class SelectIfcTesterIfcFile(bpy.types.Operator):
+class SelectIfcTesterIfcFile(MultipleFileSelector):
     bl_idname = "bim.select_ifctester_ifc_file"
     bl_label = "Select IfcTester IFC File"
-    bl_options = {"REGISTER", "UNDO"}
     filename_ext = ".ifc"
     filter_glob: bpy.props.StringProperty(default="*.ifc;*.ifczip;*.ifcxml", options={"HIDDEN"})
-    filepath: bpy.props.StringProperty(subtype="FILE_PATH")
 
     def execute(self, context):
-        context.scene.IfcTesterProperties.ifc_file = self.filepath
-        return {"FINISHED"}
+        props = context.scene.IfcTesterProperties
 
-    def invoke(self, context, event):
-        context.window_manager.fileselect_add(self)
-        return {"RUNNING_MODAL"}
+        self.update_props(props, "ifc_file", props.ifc_files)
+        return {"FINISHED"}
 
 
 class SelectRequirement(bpy.types.Operator):

src/blenderbim/blenderbim/bim/module/tester/prop.py

@@ -49,7 +49,9 @@ class FailedEntities(PropertyGroup):
 
 class IfcTesterProperties(PropertyGroup):
     specs: StringProperty(default="", name="IDS File")
+    specs_files: CollectionProperty(name="IDS Files", type=StrProperty)
     ifc_file: StringProperty(default="", name="IFC File")
+    ifc_files: CollectionProperty(name="IFC Files", type=StrProperty)
     should_load_from_memory: BoolProperty(default=False, name="Load from Memory")
     generate_html_report: BoolProperty(default=False, name="Generate HTML report", options=set())
     generate_ods_report: BoolProperty(default=False, name="Generate ODS report", options=set())

src/blenderbim/blenderbim/bim/module/tester/ui.py

@@ -50,11 +50,18 @@ class BIM_PT_tester(Panel):
 
         if not tool.Ifc.get() or not props.should_load_from_memory:
             row = self.layout.row(align=True)
-            row.prop(props, "ifc_file")
+            if len(props.ifc_files) > 1:
+                row.label(text=f"{len(props.ifc_files)} Files Selected")
+            else:
+                row.prop(props, "ifc_file")
+
             row.operator("bim.select_ifctester_ifc_file", icon="FILE_FOLDER", text="")
 
         row = self.layout.row(align=True)
-        row.prop(props, "specs")
+        if len(props.specs_files) > 1:
+            row.label(text=f"{len(props.specs_files)} Files Selected")
+        else:
+            row.prop(props, "specs")
         row.operator("bim.select_specs", icon="FILE_FOLDER", text="")
 
         row = self.layout.row()