Splitting classes in separated files

front/src/Api/iframe/Ui/ButtonDescriptor.ts

@@ -0,0 +1,18 @@
+import type {Popup} from "./Popup";
+
+export type ButtonClickedCallback = (popup: Popup) => void;
+
+export interface ButtonDescriptor {
+    /**
+     * The label of the button
+     */
+    label: string,
+    /**
+     * The type of the button. Can be one of "normal", "primary", "success", "warning", "error", "disabled"
+     */
+    className?: "normal" | "primary" | "success" | "warning" | "error" | "disabled",
+    /**
+     * Callback called if the button is pressed
+     */
+    callback: ButtonClickedCallback,
+}