From b0cd8032119c817f955d56e7c415fb9000436751 Mon Sep 17 00:00:00 2001
From: Beka Westberg <bekawestberg@gmail.com>
Date: Fri, 31 Jan 2020 13:15:03 -0800
Subject: [PATCH] Added empty trashcan function.

---
 core/trashcan.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/core/trashcan.js b/core/trashcan.js
index f2ee3bf41..1534b92e7 100644
--- a/core/trashcan.js
+++ b/core/trashcan.js
@@ -347,6 +347,29 @@ Blockly.Trashcan.prototype.dispose = function() {
   clearTimeout(this.lidTask_);
 };
 
+/**
+ * Returns true if the trashcan contents-flyout is currently open.
+ * @return {boolean} True if the trashcan contents-flyout is currently open.
+ */
+Blockly.Trashcan.prototype.contentsIsOpen = function() {
+  return this.flyout.isVisible();
+};
+
+/**
+ * Empties the trashcan's contents. If the contents-flyout is currently open
+ * it will be closed.
+ */
+Blockly.Trashcan.prototype.emptyContents = function() {
+  if (!this.contents_.length) {
+    return;
+  }
+  this.contents_.length = 0;
+  this.setMinOpenness_(0);
+  if (this.contentsIsOpen()) {
+    this.flyout.hide();
+  }
+};
+
 /**
  * Position the trashcan.
  * It is positioned in the opposite corner to the corner the