1 files changed, 33 insertions, 0 deletions
diff --git a/devtools/client/webconsole/components/Output/CollapseButton.js b/devtools/client/webconsole/components/Output/CollapseButton.js
new file mode 100644
index 0000000000..c0594a5855
--- /dev/null
+++ b/devtools/client/webconsole/components/Output/CollapseButton.js
@@ -0,0 +1,33 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const dom = require("resource://devtools/client/shared/vendor/react-dom-factories.js");
+
+const {
+  l10n,
+} = require("resource://devtools/client/webconsole/utils/messages.js");
+const messageToggleDetails = l10n.getStr("messageToggleDetails");
+
+function CollapseButton(props) {
+  const { open, onClick, title = messageToggleDetails } = props;
+
+  return dom.button({
+    "aria-expanded": open ? "true" : "false",
+    "aria-label": title,
+    className: "arrow collapse-button",
+    onClick,
+    onMouseDown: e => {
+      // prevent focus from moving to the disclosure if clicked,
+      // which is annoying if on the input
+      e.preventDefault();
+      // Clearing the text selection to allow the message to collpase.
+      e.target.ownerDocument.defaultView.getSelection().removeAllRanges();
+    },
+    title,
+  });
+}
+
+module.exports = CollapseButton;