From 37bafaa64ddac204447da39179ba7d9553043484 Mon Sep 17 00:00:00 2001
From: Atul R <atulanand94@gmail.com>
Date: Thu, 6 Jun 2019 18:40:52 +0200
Subject: [PATCH] Fixes segmentation fault due to garbage collection of flex
 nodes

---
 src/lib/core/FlexLayout/index.ts | 6 ++++++
 src/lib/core/YogaWidget/index.ts | 3 +--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/lib/core/FlexLayout/index.ts b/src/lib/core/FlexLayout/index.ts
index 6b1a7fe5a..914f05666 100644
--- a/src/lib/core/FlexLayout/index.ts
+++ b/src/lib/core/FlexLayout/index.ts
@@ -5,11 +5,17 @@ import { NodeLayout } from "../../QtWidgets/QLayout";
 
 export class FlexLayout extends NodeLayout {
   native = new addon.FlexLayout();
+  protected flexNode?: FlexNode;
+  protected childFlexNodes = new Set<FlexNode>();
+
   addWidget(childWidget: NodeWidget, childFlexNode: FlexNode) {
     this.children.add(childWidget);
+    this.childFlexNodes.add(childFlexNode);
+
     this.native.addWidget(childWidget.native, childFlexNode.native);
   }
   setFlexNode(flexNode: FlexNode) {
+    this.flexNode = flexNode;
     this.native.setFlexNode(flexNode.native);
   }
 }
diff --git a/src/lib/core/YogaWidget/index.ts b/src/lib/core/YogaWidget/index.ts
index 515769f01..8934b8d51 100644
--- a/src/lib/core/YogaWidget/index.ts
+++ b/src/lib/core/YogaWidget/index.ts
@@ -3,7 +3,6 @@ import { FlexNode } from "../FlexLayout/FlexNode";
 
 export abstract class YogaWidget extends Component {
   getFlexNode(): FlexNode {
-    const nativeFlexNode = this.native.getFlexNode();
-    return new FlexNode(nativeFlexNode);
+    return new FlexNode(this.native.getFlexNode());
   }
 }