Hook custom control into FE Templating process

app/featureShowcase/webapp/Component.js

@@ -1,4 +1,7 @@
-sap.ui.define(['sap/fe/core/AppComponent'], function(AppComponent) {
+sap.ui.define([
+    'sap/fe/core/AppComponent',
+    'sap/fe/featureShowcase/mainApp/control/FeatureShowcaseChildEntity2', // To ensure the custom control is loaded during templating
+], function(AppComponent) {
     'use strict';
 
     return AppComponent.extend("sap.fe.featureShowcase.mainApp.Component", {

app/featureShowcase/webapp/control/FeatureShowcaseChildEntity2.js

@@ -0,0 +1,44 @@
+sap.ui.define([
+    'sap/m/Link',
+    'sap/fe/macros/field/FieldTemplating',
+    'sap/m/MessageBox',
+], function (
+    Link,
+    FieldTemplating,
+    MessageBox,
+) {
+    'use strict';
+
+    return Link.extend("sap.fe.featureShowcase.mainApp.control.FeatureShowcaseChildEntity2", {
+        metadata: {
+            manifest: "json"
+        },
+        renderer: {},
+
+        // Implement the interface dictated by the templating process
+        getTemplate: function (xml, internalField) {
+            const text = FieldTemplating.getTextBinding(internalField.dataModelPath, internalField.formatOptions, true);
+
+            return xml`<myApp:FeatureShowcaseChildEntity2
+                xmlns="sap.m"
+                xmlns:myApp="sap.fe.featureShowcase.mainApp.control"
+                xmlns:core="sap.ui.core"
+                id="${internalField.noWrapperId}"
+                text="${text}"
+                visible="${internalField.displayVisible}"
+                wrapping="${internalField.wrap === undefined ? true : internalField.wrap}"
+                ariaLabelledBy="${internalField.ariaLabelledBy}"
+                emptyIndicatorMode="${internalField.emptyIndicatorMode}"
+                customData:loadValue="${internalField.valueAsStringBindingExpression}"
+            >
+            </myApp:FeatureShowcaseChildEntity2>`;
+        },
+
+        // 
+        init: function () {
+            this.attachPress(oEvent => {
+                MessageBox.show('I am a custom control, injected in a FE template');
+            });
+        },
+    });
+});