From ae0d8f6124fc6262ac914248937bff982ae8ff0d Mon Sep 17 00:00:00 2001
From: Jean Souza <jeans@paripassu.com.br>
Date: Mon, 8 Nov 2021 10:25:01 -0300
Subject: [PATCH] fix(android): Fix for webView window not being destroyed
 correctly causing memory leak (bug #290)

---
 src/android/InAppBrowser.java | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/android/InAppBrowser.java b/src/android/InAppBrowser.java
index 9a9fc7a8f..e9dd7a1b5 100644
--- a/src/android/InAppBrowser.java
+++ b/src/android/InAppBrowser.java
@@ -534,6 +534,16 @@ public void onPageFinished(WebView view, String url) {
                             dialog.dismiss();
                             dialog = null;
                         }
+
+                        // Fix for webView window not being destroyed correctly causing memory leak
+                        // (https://github.com/apache/cordova-plugin-inappbrowser/issues/290)
+                        if (url.equals(new String("about:blank"))) {
+                            inAppWebView.onPause();
+                            inAppWebView.removeAllViews();
+                            inAppWebView.destroyDrawingCache();
+                            inAppWebView.destroy();
+                            inAppWebView = null;
+                        }
                     }
                 });
                 // NB: From SDK 19: "If you call methods on WebView from any thread