desktop webview app setup

example/lib/main.dart

@@ -50,6 +50,11 @@ class _ExampleBrowser extends State<ExampleBrowser> {
     try {
       await _controller.initialize();
       _subscriptions.add(_controller.url.listen((url) {
+        print('url change -- $url');
+        _textController.text = url;
+      }));
+      _subscriptions.add(_controller.newRequestUrl.listen((url) {
+        print('newRequestUrl  -- $url');
         _textController.text = url;
       }));
 

example/windows/flutter/generated_plugins.cmake

@@ -0,0 +1,26 @@
+#
+# Generated file, do not edit.
+#
+
+list(APPEND FLUTTER_PLUGIN_LIST
+  screen_retriever
+  webview_windows
+  window_manager
+)
+
+list(APPEND FLUTTER_FFI_PLUGIN_LIST
+)
+
+set(PLUGIN_BUNDLED_LIBRARIES)
+
+foreach(plugin ${FLUTTER_PLUGIN_LIST})
+  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin})
+  target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
+endforeach(plugin)
+
+foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST})
+  add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/windows plugins/${ffi_plugin})
+  list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries})
+endforeach(ffi_plugin)

lib/src/webview.dart

@@ -106,8 +106,13 @@ class WebviewController extends ValueNotifier<WebviewValue> {
   final StreamController<String> _urlStreamController =
       StreamController<String>();
 
+  final StreamController<String> _newWindowRequestedStreamController =
+  StreamController<String>();
+
+
   /// A stream reflecting the current URL.
   Stream<String> get url => _urlStreamController.stream;
+  Stream<String> get newRequestUrl => _newWindowRequestedStreamController.stream;
 
   final StreamController<LoadingState> _loadingStateStreamController =
       StreamController<LoadingState>.broadcast();
@@ -172,15 +177,23 @@ class WebviewController extends ValueNotifier<WebviewValue> {
           await _pluginChannel.invokeMapMethod<String, dynamic>('initialize');
 
       _textureId = reply!['textureId'];
+
+      print('_textureId -- $_textureId');
       _methodChannel = MethodChannel('$_pluginChannelPrefix/$_textureId');
       _eventChannel = EventChannel('$_pluginChannelPrefix/$_textureId/events');
       _eventStreamSubscription =
           _eventChannel.receiveBroadcastStream().listen((event) {
         final map = event as Map<dynamic, dynamic>;
+
+        print('event type -- $map');
         switch (map['type']) {
           case 'urlChanged':
             _urlStreamController.add(map['value']);
             break;
+
+            case 'newTabUrl':
+              _newWindowRequestedStreamController.add(map['value']);
+            break;
           case 'onLoadError':
             final value = WebErrorStatus.values[map['value']];
             _onLoadErrorStreamController.add(value);
@@ -203,6 +216,9 @@ class WebviewController extends ValueNotifier<WebviewValue> {
           case 'cursorChanged':
             _cursorStreamController.add(getCursorByName(map['value']));
             break;
+            case 'click':
+              _urlStreamController.add(map['value']);
+            break;
           case 'webMessageReceived':
             try {
               final message = json.decode(map['value']);

pubspec.yaml

@@ -12,6 +12,7 @@ dependencies:
   flutter:
     sdk: flutter
 
+
 dev_dependencies:
   flutter_test:
     sdk: flutter

webview_windows.iml

@@ -8,11 +8,11 @@
       <excludeFolder url="file://$MODULE_DIR$/.idea" />
       <excludeFolder url="file://$MODULE_DIR$/.pub" />
       <excludeFolder url="file://$MODULE_DIR$/build" />
-      <excludeFolder url="file://$MODULE_DIR$/example/.pub" />
       <excludeFolder url="file://$MODULE_DIR$/example/build" />
+      <excludeFolder url="file://$MODULE_DIR$/example/.dart_tool" />
+      <excludeFolder url="file://$MODULE_DIR$/example/.pub" />
     </content>
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Dart Packages" level="project" />
     <orderEntry type="library" name="Dart SDK" level="project" />
     <orderEntry type="library" name="Flutter Plugins" level="project" />
   </component>

windows/webview.cc

@@ -1,9 +1,11 @@
 #include "webview.h"
-
+#include <iostream>
 #include <wrl.h>
 
+#include <string>
+#include <wil/com.h>
+
 #include <format>
-#include <iostream>
 
 #include "util/composition.desktop.interop.h"
 #include "util/string_converter.h"
@@ -354,11 +356,23 @@ void Webview::RegisterEventHandlers() {
                 break;
             }
 
+              // Extract relevant information
+              // Open the URI in the default browser.
+              // Extract relevant information
+              LPWSTR wurl;
+              args->get_Uri(&wurl);
+              std::cout << "The value of myVariable is result: " << std::endl;
+
+              std::string url = util::Utf8FromUtf16(wurl);
+              url_new_tab_callback_(url);
+
             return S_OK;
           })
           .Get(),
       &event_registrations_.new_windows_requested_token_);
 
+
+//    url_new_tab_callback_(args);
   webview_->add_ContainsFullScreenElementChanged(
       Callback<ICoreWebView2ContainsFullScreenElementChangedEventHandler>(
           [this](ICoreWebView2* sender, IUnknown* args) -> HRESULT {

windows/webview.h

@@ -94,6 +94,7 @@ class Webview {
   friend class WebviewHost;
 
   typedef std::function<void(const std::string&)> UrlChangedCallback;
+  typedef std::function<void(const std::string&)> UrlNewTabCallback;
   typedef std::function<void(WebviewLoadingState)> LoadingStateChangedCallback;
   typedef std::function<void(COREWEBVIEW2_WEB_ERROR_STATUS)>
       OnLoadErrorCallback;
@@ -164,6 +165,10 @@ class Webview {
     url_changed_callback_ = std::move(callback);
   }
 
+    void OnUrlNewTab(UrlNewTabCallback callback) {
+      url_new_tab_callback_ = std::move(callback);
+    }
+
   void OnLoadError(OnLoadErrorCallback callback) {
     on_load_error_callback_ = std::move(callback);
   }
@@ -233,6 +238,7 @@ class Webview {
   EventRegistrations event_registrations_{};
 
   UrlChangedCallback url_changed_callback_;
+  UrlNewTabCallback url_new_tab_callback_;
   LoadingStateChangedCallback loading_state_changed_callback_;
   OnLoadErrorCallback on_load_error_callback_;
   HistoryChangedCallback history_changed_callback_;

windows/webview_bridge.cc

@@ -224,6 +224,15 @@ void WebviewBridge::RegisterEventHandlers() {
     EmitEvent(event);
   });
 
+  webview_->OnUrlNewTab([this](const std::string& url) {
+      const auto event = flutter::EncodableValue(flutter::EncodableMap{
+              {flutter::EncodableValue(kEventType),
+                                                     flutter::EncodableValue("newTabUrl")},
+              {flutter::EncodableValue(kEventValue), flutter::EncodableValue(url)},
+      });
+      EmitEvent(event);
+  });
+
   webview_->OnLoadError([this](COREWEBVIEW2_WEB_ERROR_STATUS web_status) {
     const auto event = flutter::EncodableValue(flutter::EncodableMap{
         {flutter::EncodableValue(kEventType),