From 2a177aade11ad7ca95e7a0e8bdf168aeb082a9da Mon Sep 17 00:00:00 2001
From: Ilya Surmay <ilya.surmay@gmail.com>
Date: Thu, 22 Feb 2018 16:30:52 +0200
Subject: [PATCH] fix(dropdown): fix dropup bs3 position (#3863)

---
 src/dropdown/bs-dropdown.directive.ts | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/dropdown/bs-dropdown.directive.ts b/src/dropdown/bs-dropdown.directive.ts
index 13151f3db3..6d6347bda7 100644
--- a/src/dropdown/bs-dropdown.directive.ts
+++ b/src/dropdown/bs-dropdown.directive.ts
@@ -248,6 +248,7 @@ export class BsDropdownDirective implements OnInit, OnDestroy {
 
     if (this._showInline) {
       this.removeShowClass();
+      this.removeDropupStyles();
       this._isInlineOpen = false;
       this.onHidden.emit(true);
     } else {
@@ -281,7 +282,7 @@ export class BsDropdownDirective implements OnInit, OnDestroy {
     if (!isBs3()) {
       this.addShowClass();
       this.checkRightAlignment();
-      this.checkDropup();
+      this.addDropupStyles();
     }
   }
 
@@ -315,7 +316,7 @@ export class BsDropdownDirective implements OnInit, OnDestroy {
     }
   }
 
-  private checkDropup(): void {
+  private addDropupStyles(): void {
     if (this._inlinedMenu && this._inlinedMenu.rootNodes[0]) {
       // a little hack to not break support of bootstrap 4 beta
       this._renderer.setStyle(
@@ -330,4 +331,11 @@ export class BsDropdownDirective implements OnInit, OnDestroy {
       );
     }
   }
+
+  private removeDropupStyles(): void {
+    if (this._inlinedMenu && this._inlinedMenu.rootNodes[0]) {
+      this._renderer.removeStyle(this._inlinedMenu.rootNodes[0], 'top');
+      this._renderer.removeStyle(this._inlinedMenu.rootNodes[0], 'transform');
+    }
+  }
 }