Merge pull request #61 from stan-donarise/fixes-2

message listener (set data in iframe)

Author: blokhin

app/app.web.view.tree

@@ -5,6 +5,8 @@ $optimade_cifplayer_app $mol_drop
 			<= Theme $mol_theme_auto
 		pages <= pages
 		Placeholder null
+	auto /
+		<= data_listener $mol_dom_listener
 	pages /
 		<= Menu $mol_page
 			title \Crystal structure web-viewer

app/app.web.view.ts

@@ -1,11 +1,27 @@
 namespace $.$$ {
 	export class $optimade_cifplayer_app extends $.$optimade_cifplayer_app {
 
+		@ $mol_mem
+		data_listener() {
+			return new this.$.$mol_dom_listener(
+				this.$.$mol_dom_context,
+				'message',
+				
+				$mol_wire_async( event => {
+					if( event.data?.data == undefined ) return
+					this.data_str( event.data.data )
+				} )
+			)
+		}
+
 		@ $mol_mem
 		pages(): readonly any[] {
-			return this.data_str()
-				? super.pages()
-				: [ this.Menu(), this.Start() ]
+			const in_iframe = window.self !== window.top
+			
+			return [
+				...in_iframe ? [] : [ this.Menu() ],
+				...this.data_str() ? [ this.Player() ] : [ this.Start() ],
+			]
 		}
 
 		@ $mol_action