86 lines
2.9 KiB
C#

/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2016 Thomas Braun, Jens Klingen, Robin Krom
*
* For more information see: http://getgreenshot.org/
* The Greenshot project is hosted on GitHub https://github.com/greenshot/greenshot
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
using System.Collections.Generic;
using Microsoft.Win32;
namespace GreenshotPlugin.Core {
/// <summary>
/// Description of IEHelper.
/// </summary>
public static class IEHelper {
// Internet explorer Registry key
private const string IE_KEY = @"Software\Microsoft\Internet Explorer";
/// <summary>
/// Helper method to get the IE version
/// </summary>
/// <returns></returns>
public static int IEVersion() {
int version = 7;
// Seeing if IE 9 is used, here we need another offset!
using (RegistryKey ieKey = Registry.LocalMachine.OpenSubKey(IE_KEY, false)) {
object versionKey = ieKey?.GetValue("Version");
if (versionKey != null) {
int.TryParse(versionKey.ToString().Substring(0,1), out version);
}
}
return version;
}
/// <summary>
/// Find the DirectUI window for MSAA (Accessible)
/// </summary>
/// <param name="browserWindowDetails">The browser WindowDetails</param>
/// <returns>WindowDetails for the DirectUI window</returns>
public static WindowDetails GetDirectUI(WindowDetails browserWindowDetails) {
if (browserWindowDetails == null) {
return null;
}
WindowDetails tmpWd = browserWindowDetails;
// Since IE 9 the TabBandClass is less deep!
if (IEVersion() < 9) {
tmpWd = tmpWd.GetChild("CommandBarClass");
tmpWd = tmpWd?.GetChild("ReBarWindow32");
}
tmpWd = tmpWd?.GetChild("TabBandClass");
tmpWd = tmpWd?.GetChild("DirectUIHWND");
return tmpWd;
}
/// <summary>
/// Return an IEnumerable with the currently opened IE urls
/// </summary>
/// <returns></returns>
public static IEnumerable<string> GetIEUrls() {
// Find the IE window
foreach (WindowDetails ieWindow in WindowDetails.GetAllWindows("IEFrame")) {
WindowDetails directUIWD = GetDirectUI(ieWindow);
if (directUIWD != null) {
Accessible ieAccessible = new Accessible(directUIWD.Handle);
foreach(string url in ieAccessible.IETabUrls)
{
yield return url;
}
}
}
}
}
}