Do not emit resize event when not built

Author: binarykitchen

src/types/events/index.ts

@@ -143,5 +143,5 @@ export interface VideomailEvents {
   // document just became visible
   VISIBLE: () => void;
   // when window's inner width has changed
-  WINDOW_RESIZE: () => void;
+  WINDOW_RESIZE: (source: string) => void;
 }

src/wrappers/container.ts

@@ -237,7 +237,11 @@ class Container extends Despot {
     this.options.logger.debug(`Container: initEvents (playerOnly = ${playerOnly})`);
 
     window.addEventListener("resize", () => {
-      this.emit("WINDOW_RESIZE");
+      if (!this.built) {
+        return;
+      }
+
+      this.emit("WINDOW_RESIZE", "container");
     });
 
     if (this.options.enableAutoUnload) {