From 3256292d4195491a57b94e5ec50dfa9cd51882fd Mon Sep 17 00:00:00 2001
From: Harvey Kandola <harvey@documize.com>
Date: Wed, 5 Oct 2016 16:21:52 -0700
Subject: [PATCH] event-bus provides scroll and window resize events

---
 .../components/document/document-sidebar.js   | 28 +++++++++++--------
 app/app/services/event-bus.js                 | 18 ++++++++++--
 2 files changed, 31 insertions(+), 15 deletions(-)

diff --git a/app/app/components/document/document-sidebar.js b/app/app/components/document/document-sidebar.js
index 3deaee27..f1fdc1f0 100644
--- a/app/app/components/document/document-sidebar.js
+++ b/app/app/components/document/document-sidebar.js
@@ -30,24 +30,28 @@ export default Ember.Component.extend(TooltipMixin, NotifierMixin, {
 	},
 
 	didInsertElement() {
-		let s = $(".section-tool");
-        let pos = s.position();
-
-		$(window).scroll(_.throttle(function() {
-            let windowpos = $(window).scrollTop();
-            if (windowpos - 200 >= pos.top) {
-                s.addClass("stuck-tool");
-				s.css('left', parseInt($(".zone-sidebar").css('width')) - 18 + 'px');
-            } else {
-				s.removeClass("stuck-tool");
-            }
-        }, 50));
+		let _this = this;
+        this.eventBus.subscribe('resized', this, 'positionTool');
+		this.eventBus.subscribe('scrolled', this, 'positionTool');
 	},
 
 	willDestroyElement() {
 		this.destroyTooltips();
 	},
 
+	positionTool() {
+		let s = $(".section-tool");
+        let pos = s.position();
+		let windowpos = $(window).scrollTop();
+
+		if (windowpos - 200 >= pos.top) {
+			s.addClass("stuck-tool");
+			s.css('left', parseInt($(".zone-sidebar").css('width')) - 18 + 'px');
+		} else {
+			s.removeClass("stuck-tool");
+		}
+	},
+
     actions: {
         // Page up - above pages shunt down.
         onPageSequenceChange(pendingChanges) {
diff --git a/app/app/services/event-bus.js b/app/app/services/event-bus.js
index 58301200..a62d82ae 100644
--- a/app/app/services/event-bus.js
+++ b/app/app/services/event-bus.js
@@ -1,17 +1,29 @@
 // Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
 //
-// This software (Documize Community Edition) is licensed under 
+// This software (Documize Community Edition) is licensed under
 // GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
 //
 // You can operate outside the AGPL restrictions by purchasing
 // Documize Enterprise Edition and obtaining a commercial license
-// by contacting <sales@documize.com>. 
+// by contacting <sales@documize.com>.
 //
 // https://documize.com
 
 import Ember from 'ember';
 
 export default Ember.Service.extend(Ember.Evented, {
+	init() {
+		let _this = this;
+
+		window.addEventListener("scroll", _.debounce(function() {
+			_this.publish('scrolled', null);
+		}, 100));
+
+		window.addEventListener("resize", _.debounce(function() {
+			_this.publish('resized', null);
+		}, 100));
+	},
+
     publish: function() {
         return this.trigger.apply(this, arguments);
     },
@@ -23,4 +35,4 @@ export default Ember.Service.extend(Ember.Evented, {
     unsubscribe: function() {
         return this.off.apply(this, arguments);
     }
-});
\ No newline at end of file
+});