From 27882ade6977aa1855fe2d2f0788422ed868c69d Mon Sep 17 00:00:00 2001
From: Jeffrey Lim <jefflim@google.com>
Date: Tue, 4 Feb 2020 14:44:47 +0800
Subject: [PATCH] Fix FlutterWebView not opening href with target="_blank"

---
 .../webview_flutter/ios/Classes/FlutterWebView.h   |  2 +-
 .../webview_flutter/ios/Classes/FlutterWebView.m   | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/packages/webview_flutter/ios/Classes/FlutterWebView.h b/packages/webview_flutter/ios/Classes/FlutterWebView.h
index 627790186dac..875551d3535d 100644
--- a/packages/webview_flutter/ios/Classes/FlutterWebView.h
+++ b/packages/webview_flutter/ios/Classes/FlutterWebView.h
@@ -7,7 +7,7 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-@interface FLTWebViewController : NSObject <FlutterPlatformView>
+@interface FLTWebViewController : NSObject <FlutterPlatformView, WKUIDelegate>
 
 - (instancetype)initWithFrame:(CGRect)frame
                viewIdentifier:(int64_t)viewId
diff --git a/packages/webview_flutter/ios/Classes/FlutterWebView.m b/packages/webview_flutter/ios/Classes/FlutterWebView.m
index 20aad2c593ff..5e3456d50e49 100644
--- a/packages/webview_flutter/ios/Classes/FlutterWebView.m
+++ b/packages/webview_flutter/ios/Classes/FlutterWebView.m
@@ -93,6 +93,7 @@ - (instancetype)initWithFrame:(CGRect)frame
 
     _webView = [[FLTWKWebView alloc] initWithFrame:frame configuration:configuration];
     _navigationDelegate = [[FLTWKNavigationDelegate alloc] initWithChannel:_channel];
+    _webView.UIDelegate = self;
     _webView.navigationDelegate = _navigationDelegate;
     __weak __typeof__(self) weakSelf = self;
     [_channel setMethodCallHandler:^(FlutterMethodCall* call, FlutterResult result) {
@@ -398,4 +399,17 @@ - (void)updateUserAgent:(NSString*)userAgent {
   }
 }
 
+#pragma mark WKUIDelegate
+
+- (WKWebView*)webView:(WKWebView*)webView
+    createWebViewWithConfiguration:(WKWebViewConfiguration*)configuration
+               forNavigationAction:(WKNavigationAction*)navigationAction
+                    windowFeatures:(WKWindowFeatures*)windowFeatures {
+  if (!navigationAction.targetFrame.isMainFrame) {
+    [webView loadRequest:navigationAction.request];
+  }
+
+  return nil;
+}
+
 @end