Xwt.Gtk.Windows.WebView implementation.

3 files changed, 86 insertions, 0 deletions

diff --git a/Xwt.Gtk.Windows/WebViewBackend.cs b/Xwt.Gtk.Windows/WebViewBackend.cs
new file mode 100644
index 00000000..ea0165b5
--- /dev/null
+++ b/Xwt.Gtk.Windows/WebViewBackend.cs
@@ -0,0 +1,82 @@
+//
+// WebViewBackend.cs
+//
+// Author:
+//       Cody Russell <cody@xamarin.com>
+//
+// Copyright (c) 2014 Xamarin Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+using System;
+using System.Threading;
+using System.Runtime.InteropServices;
+using SWF = System.Windows.Forms;
+using Xwt.GtkBackend;
+using Xwt.Backends;
+using GTK = Gtk;
+
+namespace Xwt.Gtk.Windows
+{
+	public class WebViewBackend : WidgetBackend, IWebViewBackend
+	{
+		SWF.WebBrowser view;
+		string url;
+		GTK.Socket socket;
+
+		[DllImportAttribute("user32.dll", EntryPoint = "SetParent")]
+		internal static extern System.IntPtr SetParent([InAttribute] System.IntPtr hwndChild, [InAttribute] System.IntPtr hwndNewParent);
+
+		public override void Initialize ()
+		{
+			base.Initialize ();
+
+			socket = new GTK.Socket ();
+			Widget = socket;
+
+			GLib.Timeout.Add (50, delegate {
+				// We need to wait until after this widget has been parented.
+				Widget.Realize ();
+				Widget.Show ();
+
+				var size = new System.Drawing.Size (Widget.WidthRequest, Widget.HeightRequest);
+
+				view = new SWF.WebBrowser ();
+				view.Size = size;
+				var browser_handle = view.Handle;
+				IntPtr window_handle = (IntPtr)socket.Id;
+				SetParent (browser_handle, window_handle);
+				if (url != null)
+					view.Navigate (url);
+
+				return false;
+			});
+		}
+
+		public string Url {
+			get { return url; }
+			set {
+				url = value;
+				if (view != null)
+					view.Navigate (url);
+			}
+		}
+	}
+}
+
diff --git a/Xwt.Gtk.Windows/WindowsPlatformBackend.cs b/Xwt.Gtk.Windows/WindowsPlatformBackend.cs
index 454f0d9f..8112e1e6 100644
--- a/Xwt.Gtk.Windows/WindowsPlatformBackend.cs
+++ b/Xwt.Gtk.Windows/WindowsPlatformBackend.cs
@@ -35,6 +35,7 @@ namespace Xwt.Gtk.Windows
 		{
 			base.Initialize (toolit);
 			toolit.RegisterBackend<DesktopBackend, GtkWindowsDesktopBackend> ();
+			toolit.RegisterBackend<IWebViewBackend, WebViewBackend> ();
 		}
 	}
 }
diff --git a/Xwt.Gtk.Windows/Xwt.Gtk.Windows.csproj b/Xwt.Gtk.Windows/Xwt.Gtk.Windows.csproj
index 36f4884c..15a9c4fa 100644
--- a/Xwt.Gtk.Windows/Xwt.Gtk.Windows.csproj
+++ b/Xwt.Gtk.Windows/Xwt.Gtk.Windows.csproj
@@ -36,6 +36,8 @@
     <Reference Include="gtk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f, processorArchitecture=MSIL" />
     <Reference Include="System" />
     <Reference Include="System.Drawing" />
+    <Reference Include="System.Windows.Forms" />
+    <Reference Include="atk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Enums.cs" />
@@ -44,6 +46,7 @@
     <Compile Include="Structs.cs" />
     <Compile Include="Win32.cs" />
     <Compile Include="WindowsPlatformBackend.cs" />
+    <Compile Include="WebViewBackend.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <ItemGroup>