Cascading list display working

lib/settings/app_settings.dart

@@ -21,6 +21,8 @@ class _InvenTreeAppSettingsState extends State<InvenTreeAppSettingsWidget> {
 
   bool barcodeSounds = true;
   bool serverSounds = true;
+  bool partSubcategory = false;
+  bool stockSublocation = false;
 
   @override
   void initState() {
@@ -33,6 +35,9 @@ class _InvenTreeAppSettingsState extends State<InvenTreeAppSettingsWidget> {
     barcodeSounds = await InvenTreeSettingsManager().getValue("barcodeSounds", true) as bool;
     serverSounds = await InvenTreeSettingsManager().getValue("serverSounds", true) as bool;
 
+    partSubcategory = await InvenTreeSettingsManager().getValue("partSubcategory", false) as bool;
+    stockSublocation = await InvenTreeSettingsManager().getValue("stockSublocation", false) as bool;
+
     setState(() {
     });
   }
@@ -55,6 +60,22 @@ class _InvenTreeAppSettingsState extends State<InvenTreeAppSettingsWidget> {
     });
   }
 
+  void setPartSubcategory(bool en) async {
+    await InvenTreeSettingsManager().setValue("partSubcategory", en);
+    partSubcategory = await InvenTreeSettingsManager().getValue("partSubcategory", false);
+
+    setState(() {
+    });
+  }
+
+  void setStockSublocation(bool en) async {
+    await InvenTreeSettingsManager().setValue("stockSublocation", en);
+    stockSublocation = await InvenTreeSettingsManager().getValue("stockSublocation", false);
+
+    setState(() {
+    });
+  }
+
   @override
   Widget build(BuildContext context) {
 
@@ -66,6 +87,39 @@ class _InvenTreeAppSettingsState extends State<InvenTreeAppSettingsWidget> {
       body: Container(
         child: ListView(
           children: [
+            ListTile(
+              title: Text(
+                I18N.of(context).parts,
+                style: TextStyle(fontWeight: FontWeight.bold),
+              ),
+              leading: FaIcon(FontAwesomeIcons.shapes),
+            ),
+            ListTile(
+              title: Text("Include Subcategories"),
+              subtitle: Text("Display subcategory parts in list view"),
+              leading: FaIcon(FontAwesomeIcons.sitemap),
+              trailing: Switch(
+                value: partSubcategory,
+                onChanged: setPartSubcategory,
+              ),
+            ),
+            Divider(height: 3),
+            ListTile(
+              title: Text(I18N.of(context).stock,
+                style: TextStyle(fontWeight: FontWeight.bold),
+              ),
+              leading: FaIcon(FontAwesomeIcons.boxes),
+            ),
+            ListTile(
+              title: Text("Include Sublocations"),
+              subtitle: Text("Display sublocation items in list view"),
+              leading: FaIcon(FontAwesomeIcons.sitemap),
+              trailing: Switch(
+                value: stockSublocation,
+                onChanged: setStockSublocation,
+              ),
+            ),
+            Divider(height: 3),
             ListTile(
               title: Text(
                 I18N.of(context).sounds,

lib/widget/category_display.dart

@@ -1,5 +1,6 @@
 
 import 'package:InvenTree/api.dart';
+import 'package:InvenTree/app_settings.dart';
 import 'package:InvenTree/inventree/part.dart';
 import 'package:InvenTree/preferences.dart';
 import 'package:InvenTree/widget/progress.dart';
@@ -418,6 +419,9 @@ class _PaginatedPartListState extends State<PaginatedPartList> {
         params["search"] = _searchTerm;
       }
 
+      final bool cascade = await InvenTreeSettingsManager().getValue("partSubcategory", false);
+      params["cascade"] = "${cascade}";
+
       final page = await InvenTreePart().listPaginated(_pageSize, pageKey, filters: params);
       final isLastPage = page.length < _pageSize;
 

lib/widget/location_display.dart

@@ -1,4 +1,5 @@
 import 'package:InvenTree/api.dart';
+import 'package:InvenTree/app_settings.dart';
 import 'package:InvenTree/barcode.dart';
 import 'package:InvenTree/inventree/stock.dart';
 import 'package:InvenTree/preferences.dart';
@@ -232,6 +233,14 @@ class _LocationDisplayState extends RefreshableState<LocationDisplayWidget> {
   int stockItemCount = 0;
 
   Widget getSelectedWidget(int index) {
+
+    // Construct filters for paginated stock list
+    Map<String, String> filters = {};
+
+    if (location != null) {
+      filters["location"] = "${location.pk}";
+    }
+
     switch (index) {
       case 0:
         return ListView(
@@ -252,7 +261,7 @@ class _LocationDisplayState extends RefreshableState<LocationDisplayWidget> {
             Divider(height: 3),
             Expanded(
               child: PaginatedStockList(
-                {"location": "${location?.pk ?? -1}"},
+                filters,
                 onTotalChanged: (int total) {
                   setState(() {
                     stockItemCount = total;
@@ -452,6 +461,10 @@ class _PaginatedStockListState extends State<PaginatedStockList> {
         params["search"] = "${_searchTerm}";
       }
 
+      // Do we include stock items from sub-locations?
+      final bool cascade = await InvenTreeSettingsManager().getValue("stockSublocation", false);
+      params["cascade"] = "${cascade}";
+
       final page = await InvenTreeStockItem().listPaginated(_pageSize, pageKey, filters: params);
       final isLastPage = page.length < _pageSize;