fix path

QuickLook.Common/Helpers/ProcessHelper.cs

@@ -0,0 +1,79 @@
+// Copyright © 2017 Paddy Xu
+// 
+// This file is part of QuickLook program.
+// 
+// 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 3 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;
+using System.Diagnostics.CodeAnalysis;
+using System.IO;
+using System.Threading.Tasks;
+using QuickLook.Common.NativeMethods;
+
+namespace QuickLook.Common.Helpers
+{
+    public class ProcessHelper
+    {
+        private const int ErrorInsufficientBuffer = 0x7A;
+
+        // ReSharper disable once InconsistentNaming
+        public static void PerformAggressiveGC()
+        {
+            // delay some time to make sure that all windows are closed
+            Task.Delay(2000).ContinueWith(t => GC.Collect(GC.MaxGeneration));
+        }
+
+        public static bool IsRunningAsUWP()
+        {
+            try
+            {
+                uint len = 0;
+                var r = Kernel32.GetCurrentPackageFullName(ref len, null);
+
+                return r == ErrorInsufficientBuffer;
+            }
+            catch (EntryPointNotFoundException)
+            {
+                return false;
+            }
+        }
+
+        [SuppressMessage("ReSharper", "InconsistentNaming")]
+        public static bool IsOnWindows10S()
+        {
+            const uint PRODUCT_CLOUD = 0x000000B2; // Windows 10 S
+            const uint PRODUCT_CLOUDN = 0x000000B3; // Windows 10 S N
+
+            Kernel32.GetProductInfo(Environment.OSVersion.Version.Major,
+                Environment.OSVersion.Version.Minor, 0, 0, out var osType);
+
+            return osType == PRODUCT_CLOUD || osType == PRODUCT_CLOUDN;
+        }
+
+        public static void WriteLog(string msg)
+        {
+            var logFilePath = Path.Combine(SettingHelper.LocalDataPath, @"QuickLook.Exception.log");
+
+            using (var writer = new StreamWriter(new FileStream(logFilePath, FileMode.OpenOrCreate,
+                FileAccess.ReadWrite, FileShare.Read)))
+            {
+                writer.BaseStream.Seek(0, SeekOrigin.End);
+
+                writer.WriteLine($"========{DateTime.Now}========");
+                writer.WriteLine(msg);
+                writer.WriteLine();
+            }
+        }
+    }
+}