Add map for webview_get_window() (#53)

Author: cyysummer

src/SharpWebview/Bindings.cs

@@ -242,13 +242,20 @@ internal extern static void webview_return(IntPtr webview,
             RPCResult result,
             [MarshalAs(UnmanagedType.LPUTF8Str)] string resultJson);
 
-        /*
-        Not mapped:
-
-            // Returns a native window handle pointer. When using GTK backend the pointer
-            // is GtkWindow pointer, when using Cocoa backend the pointer is NSWindow
-            // pointer, when using Win32 backend the pointer is HWND pointer.
-            WEBVIEW_API void *webview_get_window(webview_t w);
-        */
+        /// <summary>
+        /// <para>
+        /// Returns a native window handle pointer. When using GTK backend the pointer
+        /// is GtkWindow pointer, when using Cocoa backend the pointer is NSWindow
+        /// pointer, when using Win32 backend the pointer is HWND pointer.
+        /// </para>
+        /// <para>
+        /// Binding for:
+        /// WEBVIEW_API void *webview_get_window(webview_t w);
+        /// </para>
+        /// </summary>
+        /// <param name="webview">The webview to get the handle.</param>
+        /// <returns></returns>
+        [DllImport(DllFile, CallingConvention = CallingConvention.Cdecl)]
+        internal extern static IntPtr webview_get_window(IntPtr webview);
     }
 }

src/SharpWebview/Webview.cs

@@ -173,6 +173,15 @@ public void Dispatch(Action dispatchFunc)
             Bindings.webview_dispatch(_nativeWebview, dispatchFuncInstance, IntPtr.Zero);
         }
 
+        /// <summary>
+        /// Get the native window of the webview.
+        /// </summary>
+        /// <returns>Native window handle.</returns>
+        public IntPtr GetWindow()
+        {
+            return Bindings.webview_get_window(_nativeWebview);
+        }
+
         /// <summary>
         /// Disposes the current webview.
         /// </summary>