xwt/Xwt.Gtk.Windows/WebViewBackend.cs

81 строка
2.4 KiB
C#

//
// 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;
this.Widget.Realized += delegate
{
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;
};
Widget.Show();
}
public string Url {
get { return url; }
set {
url = value;
if (view != null)
view.Navigate (url);
}
}
}
}