From 16fed27a8a9085d8df7ca5e332c5bf303304772c Mon Sep 17 00:00:00 2001
From: Bruno Windels <brunow@matrix.org>
Date: Sat, 15 Jun 2019 17:49:45 +0200
Subject: [PATCH] SwitchView, to alternate between different views

---
 src/ui/web/SwitchView.js | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 src/ui/web/SwitchView.js

diff --git a/src/ui/web/SwitchView.js b/src/ui/web/SwitchView.js
new file mode 100644
index 00000000..7789cb1e
--- /dev/null
+++ b/src/ui/web/SwitchView.js
@@ -0,0 +1,36 @@
+export default class SwitchView {
+    constructor(defaultView) {
+        this._childView = defaultView;
+    }
+
+    mount() {
+        return this._childView.mount();
+    }
+
+    unmount() {
+        return this._childView.unmount();
+    }
+
+    root() {
+        return this._childView.root();
+    }
+
+    update() {
+        return this._childView.update();
+    }
+
+    switch(newView) {
+        const oldRoot = this.root();
+        this._childView.unmount();
+        this._childView = newView;
+        const newRoot = this._childView.mount();
+        const parent = oldRoot.parentElement;
+        if (parent) {
+            parent.replaceChild(newRoot, oldRoot);
+        }
+    }
+
+    get childView() {
+        return this._childView;
+    }
+}