From 6762b288ba16b4fa2f8734e42714f73076b3185d Mon Sep 17 00:00:00 2001
From: Zaldy Jr Pagaduan <zaldypagaduanjr@gmail.com>
Date: Thu, 1 Jun 2023 01:36:50 +0800
Subject: [PATCH] added support for window.open in onCreateWindow

---
 .../InAppWebViewChromeClient.java             | 61 ++++++++++++++++++-
 1 file changed, 60 insertions(+), 1 deletion(-)

diff --git a/flutter_inappwebview_android/android/src/main/java/com/pichillilorenzo/flutter_inappwebview_android/webview/in_app_webview/InAppWebViewChromeClient.java b/flutter_inappwebview_android/android/src/main/java/com/pichillilorenzo/flutter_inappwebview_android/webview/in_app_webview/InAppWebViewChromeClient.java
index de544f972..be94d7cf0 100755
--- a/flutter_inappwebview_android/android/src/main/java/com/pichillilorenzo/flutter_inappwebview_android/webview/in_app_webview/InAppWebViewChromeClient.java
+++ b/flutter_inappwebview_android/android/src/main/java/com/pichillilorenzo/flutter_inappwebview_android/webview/in_app_webview/InAppWebViewChromeClient.java
@@ -31,6 +31,7 @@
 import android.webkit.ValueCallback;
 import android.webkit.WebChromeClient;
 import android.webkit.WebView;
+import android.webkit.WebViewClient;
 import android.widget.EditText;
 import android.widget.FrameLayout;
 import android.widget.LinearLayout;
@@ -625,7 +626,7 @@ public void onCancel(DialogInterface dialog) {
   }
 
   @Override
-  public boolean onCreateWindow(WebView view, boolean isDialog, boolean isUserGesture, final Message resultMsg) {
+  public boolean onCreateWindow(WebView view, final boolean isDialog, final boolean isUserGesture, final Message resultMsg) {
     int windowId = 0;
     if (plugin != null && plugin.inAppWebViewManager != null) {
       plugin.inAppWebViewManager.windowAutoincrementId++;
@@ -647,6 +648,64 @@ public boolean onCreateWindow(WebView view, boolean isDialog, boolean isUserGest
         }
       }
     }
+    if(result.getType() == WebView.HitTestResult.UNKNOWN_TYPE) {
+      WebView targetWebView = new WebView(getActivity());
+      targetWebView.setWebViewClient(new WebViewClient(){
+        @Override
+        public boolean shouldOverrideUrlLoading (WebView view, String url) {
+          int windowId = 0;
+          if (plugin != null && plugin.inAppWebViewManager != null) {
+            plugin.inAppWebViewManager.windowAutoincrementId++;
+            windowId = plugin.inAppWebViewManager.windowAutoincrementId;
+          }
+          URLRequest request = new URLRequest(url, "GET", null, null);
+          CreateWindowAction createWindowAction = new CreateWindowAction(
+                  request,
+                  true,
+                  isUserGesture,
+                  false,
+                  windowId,
+                  isDialog
+          );
+
+          if (plugin != null && plugin.inAppWebViewManager != null) {
+            plugin.inAppWebViewManager.windowWebViewMessages.put(windowId, resultMsg);
+          }
+
+          if (inAppWebView != null && inAppWebView.channelDelegate != null) {
+            int finalWindowId = windowId;
+            inAppWebView.channelDelegate.onCreateWindow(createWindowAction, new WebViewChannelDelegate.CreateWindowCallback() {
+              @Override
+              public boolean nonNullSuccess(@NonNull Boolean handledByClient) {
+                return !handledByClient;
+              }
+
+              @Override
+              public void defaultBehaviour(@Nullable Boolean handledByClient) {
+                if (plugin != null && plugin.inAppWebViewManager != null) {
+                  plugin.inAppWebViewManager.windowWebViewMessages.remove(finalWindowId);
+                }
+              }
+
+              @Override
+              public void error(String errorCode, @Nullable String errorMessage, @Nullable Object errorDetails) {
+                Log.e(LOG_TAG, errorCode + ", " + ((errorMessage != null) ? errorMessage : ""));
+                defaultBehaviour(null);
+              }
+            });
+
+            return true;
+          }
+
+          return true;
+
+        }
+      });
+      WebView.WebViewTransport transport = (WebView.WebViewTransport) resultMsg.obj;
+      transport.setWebView(targetWebView);
+      resultMsg.sendToTarget();
+      return true;
+    }
 
     URLRequest request = new URLRequest(url, "GET", null, null);
     CreateWindowAction createWindowAction = new CreateWindowAction(