1 files changed, 29 insertions, 0 deletions
diff --git a/core/src/jquery/selectrange.js b/core/src/jquery/selectrange.js
new file mode 100644
index 00000000000..a4d8f49ce43
--- /dev/null
+++ b/core/src/jquery/selectrange.js
@@ -0,0 +1,29 @@
+/**
+ * SPDX-FileCopyrightText: 2019 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import $ from 'jquery'
+
+/**
+ * select a range in an input field
+ *
+ * @see {@link http://stackoverflow.com/questions/499126/jquery-set-cursor-position-in-text-area}
+ * @param {number} start start selection from
+ * @param {number} end number of char from start
+ * @return {void}
+ */
+$.fn.selectRange = function(start, end) {
+	return this.each(function() {
+		if (this.setSelectionRange) {
+			this.focus()
+			this.setSelectionRange(start, end)
+		} else if (this.createTextRange) {
+			const range = this.createTextRange()
+			range.collapse(true)
+			range.moveEnd('character', end)
+			range.moveStart('character', start)
+			range.select()
+		}
+	})
+}