From 5a1b40421d4c4a10c71b4b12232f67dc92daf9ad Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Fri, 24 Feb 2012 17:05:26 +0100
Subject: [PATCH] Dialogs should now longer trigger multiple overlays

---
 wcfsetup/install/files/js/WCF.js | 25 +++++++++++++++++++++----
 1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/wcfsetup/install/files/js/WCF.js b/wcfsetup/install/files/js/WCF.js
index 1cc41a6968..0668827eb1 100644
--- a/wcfsetup/install/files/js/WCF.js
+++ b/wcfsetup/install/files/js/WCF.js
@@ -421,6 +421,12 @@ $.fn.extend({
  * WoltLab Community Framework core methods
  */
 $.extend(WCF, {
+	/**
+	 * count of active dialogs
+	 * @var	integer
+	 */
+	activeDialogs: 0,
+	
 	/**
 	 * Counter for dynamic element id's
 	 *
@@ -4418,8 +4424,11 @@ $.widget('ui.wcfDialog', {
 
 		// create modal view
 		if (this.options.modal) {
-			this._overlay = $('<div class="wcf-dialogOverlay"></div>').css({ height: '100%', zIndex: 900 }).appendTo(document.body);
-
+			this._overlay = $('#jsWcfDialogOverlay');
+			if (!this._overlay.length) {
+				this._overlay = $('<div id="jsWcfDialogOverlay" class="wcf-dialogOverlay"></div>').css({ height: '100%', zIndex: 900 }).appendTo(document.body);
+			}
+			
 			if (this.options.closable) {
 				this._overlay.click($.proxy(this.close, this));
 				
@@ -4494,7 +4503,11 @@ $.widget('ui.wcfDialog', {
 		}
 
 		if (this._overlay !== null) {
-			this._overlay.show();
+			WCF.activeDialogs++;
+			
+			if (WCF.activeDialogs === 1) {
+				this._overlay.show();
+			}
 		}
 
 		this.render();
@@ -4522,7 +4535,11 @@ $.widget('ui.wcfDialog', {
 		this._container.wcfFadeOut();
 
 		if (this._overlay !== null) {
-			this._overlay.hide();
+			WCF.activeDialogs--;
+			
+			if (WCF.activeDialogs === 0) {
+				this._overlay.hide();
+			}
 		}
 		
 		if (this.options.onClose !== null) {
-- 
2.20.1