From 9fb74c1b7cbb490db939fb412cede38b6e30ec1d Mon Sep 17 00:00:00 2001
From: Hadi Nategh <hnategh@gmail.com>
Date: Thu, 7 Dec 2017 15:58:25 +0100
Subject: [PATCH] Make selectbox tags&search available for nextmatch header
 filter

---
 api/js/etemplate/et2_widget_selectbox.js | 10 ++++++++++
 api/templates/default/etemplate2.css     | 20 ++++++++++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/api/js/etemplate/et2_widget_selectbox.js b/api/js/etemplate/et2_widget_selectbox.js
index e1fe9a24c1..2479bdd90d 100644
--- a/api/js/etemplate/et2_widget_selectbox.js
+++ b/api/js/etemplate/et2_widget_selectbox.js
@@ -860,6 +860,16 @@ var et2_selectbox = (function(){ "use strict"; return et2_inputWidget.extend(
 				this._appendOptionElement(key, _options[key]);
 			}
 		}
+		// add an empty option for single select tags with empty_label in order
+		// to make allow_single_deselect option to work.
+		if (this.options.empty_label && this.options.tags
+				&& this.options.allow_single_deselect && !this.options.multiple)
+		{
+			var empty_option = jQuery(document.createElement("option"))
+			.attr("value", '');
+			empty_option.prependTo(this.input);
+		}
+
 		this.options.select_options = _options;
 
 		if(this.options.tags || this.options.search)
diff --git a/api/templates/default/etemplate2.css b/api/templates/default/etemplate2.css
index b8403d8c3b..c892479901 100644
--- a/api/templates/default/etemplate2.css
+++ b/api/templates/default/etemplate2.css
@@ -2761,6 +2761,26 @@ tr.dialogHeader2 td {padding-top:15px;}
 }
 .nextmatch_header_row .et2_selectbox.select-cat.chzn-container .chzn-results {max-height: 340px;}
 
+.et2_nextmatch .egwGridView_outer .et2_selectbox.chzn-container-single {
+	width: auto !important;
+	background: white;
+	position: inherit;
+	margin-bottom: 3px;
+}
+.et2_nextmatch .egwGridView_outer .et2_selectbox.chzn-container-single a.chzn-single{
+	border:none;
+	border-radius: 0;
+	background: white;
+}
+.et2_nextmatch .egwGridView_outer .et2_selectbox.chzn-container-single.chzn-container-active.chzn-with-drop .chzn-drop{
+	top:auto;
+	z-index: 10000;
+	left:auto;
+
+}
+.et2_nextmatch .egwGridView_outer .et2_selectbox.chzn-container-single.chzn-container-active.chzn-with-drop {
+	position: static;
+}
 /* Implementation for et2_selectbox mulit tags with single row*/
 .et2_selectbox_multi_row ul.chzn-choices {
 	height: auto;