From d696373bc283f475a9e7921055990d7f313ffa37 Mon Sep 17 00:00:00 2001
From: Luke Barnard <lukeb@openmarket.com>
Date: Wed, 28 Jun 2017 15:29:07 +0100
Subject: [PATCH] Fix issue where the cursor is put at the start of selected
 history item

Leading to strange behaviour when selecting all and deleting it.

Fixes https://github.com/vector-im/riot-web/issues/4450
---
 src/components/views/rooms/MessageComposerInput.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/components/views/rooms/MessageComposerInput.js b/src/components/views/rooms/MessageComposerInput.js
index 90ac905553..c5fab8242e 100644
--- a/src/components/views/rooms/MessageComposerInput.js
+++ b/src/components/views/rooms/MessageComposerInput.js
@@ -568,6 +568,14 @@ export default class MessageComposerInput extends React.Component {
                 'insert-characters',
             );
 
+            // Move selection to the end of the selected history
+            let newSelection = SelectionState.createEmpty(newContent.getLastBlock().getKey());
+            newSelection = newSelection.merge({
+                focusOffset: newContent.getLastBlock().getLength(),
+                anchorOffset: newContent.getLastBlock().getLength(),
+            });
+            editorState = EditorState.forceSelection(editorState, newSelection);
+
             this.setState({editorState});
             return true;
         }