BUG-1890: Fixed wrong cropping when window is maximized on Windows 10

GreenshotPlugin/Core/OperatingSystemExtensions.cs

@@ -0,0 +1,92 @@
+/*
+ * 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
+ * 
+ * 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;
+
+namespace GreenshotPlugin.Core
+{
+	/// <summary>
+	/// Extensions to help with querying the Operating System
+	/// </summary>
+	public static class OperatingSystemExtensions
+	{
+		/// <summary>
+		/// Test if the current OS is Windows 10
+		/// </summary>
+		/// <param name="operatingSystem">OperatingSystem from Environment.OSVersion</param>
+		/// <returns>true if we are running on Windows 10</returns>
+		public static bool IsWindows10(this OperatingSystem operatingSystem)
+		{
+			return operatingSystem.Version.Major == 10;
+		}
+
+		/// <summary>
+		/// Test if the current OS is Windows 8(.1)
+		/// </summary>
+		/// <param name="operatingSystem">OperatingSystem from Environment.OSVersion</param>
+		/// <returns>true if we are running on Windows 8(.1)</returns>
+		public static bool IsWindows8(this OperatingSystem operatingSystem)
+		{
+			return operatingSystem.Version.Major == 6 && operatingSystem.Version.Minor >= 2;
+		}
+
+		/// <summary>
+		/// Test if the current OS is Windows 8 or later
+		/// </summary>
+		/// <param name="operatingSystem">OperatingSystem from Environment.OSVersion</param>
+		/// <returns>true if we are running on Windows 8 or later</returns>
+		public static bool IsWindows8OrLater(this OperatingSystem operatingSystem)
+		{
+			return (operatingSystem.Version.Major == 6 && operatingSystem.Version.Minor >= 2) || operatingSystem.Version.Major >= 6;
+		}
+
+		/// <summary>
+		/// Test if the current OS is Windows 7 or later
+		/// </summary>
+		/// <param name="operatingSystem">OperatingSystem from Environment.OSVersion</param>
+		/// <returns>true if we are running on Windows 7 or later</returns>
+		public static bool IsWindows7OrLater(this OperatingSystem operatingSystem)
+		{
+			return (operatingSystem.Version.Major == 6 && operatingSystem.Version.Minor >= 1) || operatingSystem.Version.Major >= 6;
+		}
+
+		/// <summary>
+		/// Test if the current OS is Windows Vista or later
+		/// </summary>
+		/// <param name="operatingSystem">OperatingSystem from Environment.OSVersion</param>
+		/// <returns>true if we are running on Windows Vista or later</returns>
+		public static bool IsWindowsVistaOrLater(this OperatingSystem operatingSystem)
+		{
+			return operatingSystem.Version.Major >= 6;
+		}
+
+		/// <summary>
+		/// Test if the current OS is Windows XP or later
+		/// </summary>
+		/// <param name="operatingSystem">OperatingSystem from Environment.OSVersion</param>
+		/// <returns>true if we are running on Windows XP or later</returns>
+		public static bool IsWindowsXpOrLater(this OperatingSystem operatingSystem)
+		{
+			// Windows 2000 is Major 5 minor 0
+			return Environment.OSVersion.Version.Major > 5 || (Environment.OSVersion.Version.Major == 5 && Environment.OSVersion.Version.Minor >= 1);
+		}
+	}
+}