From de2b210e99225c4d58b40675ae42f2fba0971d8b Mon Sep 17 00:00:00 2001
From: Thomas Pronk <thomas.pronk@nottingham.ac.uk>
Date: Mon, 17 May 2021 23:10:47 +0100
Subject: [PATCH] Retain entered text (and placeholder) upon resize

---
 src/visual/TextBox.js | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/visual/TextBox.js b/src/visual/TextBox.js
index 0795ea0..cced804 100644
--- a/src/visual/TextBox.js
+++ b/src/visual/TextBox.js
@@ -59,6 +59,12 @@ export class TextBox extends util.mix(VisualStim).with(ColorMixin)
 			'',
 			this._onChange(true, true)
 		);
+		this._addAttribute(
+			'placeholder',
+			text,
+			'',
+			this._onChange(true, true)
+		);		
 		this._addAttribute(
 			'anchor',
 			anchor,
@@ -404,6 +410,9 @@ export class TextBox extends util.mix(VisualStim).with(ColorMixin)
 			{
 				this._pixi.destroy(true);
 			}
+			// Get the currently entered text
+			let enteredText = this._pixi !== undefined? this._pixi.text: '';
+			// Create new TextInput 
 			this._pixi = new TextInput(this._getTextInputOptions());
 
 			// listeners required for regular textboxes, but may cause problems with button stimuli
@@ -425,7 +434,8 @@ export class TextBox extends util.mix(VisualStim).with(ColorMixin)
 			}
 			if (this._editable)
 			{
-				this._pixi.placeholder = this._text;
+				this.text = enteredText;				
+				this._pixi.placeholder = this._placeholder;
 			}
 			else
 			{