htree view is now displaying just like a tree.

More functionality to come now!

bemade_hierarchical_tree_view/static/src/components/hierarchical_tree_arch_parser.js

@@ -0,0 +1,10 @@
+/** @odoo-module **/
+
+import { ListArchParser }  from "@web/views/list/list_arch_parser";
+
+export class HierarchicalTreeArchParser extends ListArchParser {
+    parse(arch, models, modelName) {
+        let modifiedArch = arch.replaceAll("htree", "tree");
+        return super.parse(modifiedArch, models, modelName);
+    }
+};

bemade_hierarchical_tree_view/static/src/components/hierarchical_tree_view.js

@@ -4,6 +4,7 @@ import { listView } from "@web/views/list/list_view";
 import { HierarchicalTreeViewController } from "./hierarchical_tree_view_controller";
 import { HierarchicalTreeViewRenderer } from "./hierarchical_tree_view_renderer";
 import { registry } from "@web/core/registry";
+import {HierarchicalTreeArchParser} from "./hierarchical_tree_arch_parser";
 
 const HierarchicalTreeView = {
     ...listView,
@@ -13,6 +14,7 @@ const HierarchicalTreeView = {
     accessKey: "h",
     Controller: HierarchicalTreeViewController,
     Renderer: HierarchicalTreeViewRenderer,
+    ArchParser: HierarchicalTreeArchParser,
 }
 
 registry.category("views").add("htree", HierarchicalTreeView);

bemade_hierarchical_tree_view/static/src/components/hierarchical_tree_view_controller.js

@@ -1,10 +1,14 @@
 /** @odoo-module **/
 
 import { ListController } from "@web/views/list/list_controller";
+import { onWillRender } from "@odoo/owl";
 
 export class HierarchicalTreeViewController extends ListController {
     setup() {
         super.setup();
+        onWillRender(() => {
+            console.log("Test");
+        });
     }
 }