From 13e8ff069545c6b2957e8a3788a443700bf22b9f Mon Sep 17 00:00:00 2001
From: Xie-Jay <xiejay97@gmail.com>
Date: Fri, 22 Jan 2021 18:00:45 +0800
Subject: [PATCH] fix(module:dropdown): close menu when click again (#6353)

---
 components/dropdown/dropdown.directive.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/dropdown/dropdown.directive.ts b/components/dropdown/dropdown.directive.ts
index 97da169e632..102349c301b 100644
--- a/components/dropdown/dropdown.directive.ts
+++ b/components/dropdown/dropdown.directive.ts
@@ -102,7 +102,7 @@ export class NzDropDownDirective implements AfterViewInit, OnDestroy, OnChanges,
       /** merged mouse state **/
       const mergedMouseState$ = merge(menuMouseState$, hostMouseState$);
       /** host click state **/
-      const hostClickState$ = fromEvent(nativeElement, 'click').pipe(mapTo(true));
+      const hostClickState$ = fromEvent(nativeElement, 'click').pipe(map(() => !this.nzVisible));
       /** visible state switch by nzTrigger **/
       const visibleStateByTrigger$ = this.nzTrigger$.pipe(
         switchMap(trigger => {