Add ability to run as a different user for win32 programs

Plugins/Wox.Plugin.Program/Languages/en.xaml

@@ -31,6 +31,7 @@
     <system:String x:Key="wox_plugin_program_update_file_suffixes">Successfully updated file suffixes</system:String>
     <system:String x:Key="wox_plugin_program_suffixes_cannot_empty">File suffixes can't be empty</system:String>
 
+    <system:String x:Key="wox_plugin_program_run_as_different_user">Run As Different User</system:String>
     <system:String x:Key="wox_plugin_program_run_as_administrator">Run As Administrator</system:String>
     <system:String x:Key="wox_plugin_program_open_containing_folder">Open containing folder</system:String>
     <system:String x:Key="wox_plugin_program_disable_program">Disable this program from displaying</system:String>

Plugins/Wox.Plugin.Program/Main.cs

@@ -191,12 +191,12 @@ namespace Wox.Plugin.Program
                          );
         }
 
-        public static bool StartProcess(ProcessStartInfo info)
+        public static bool StartProcess(Func<ProcessStartInfo, Process> runProcess, ProcessStartInfo info)
         {
             bool hide;
             try
             {
-                Process.Start(info);
+                runProcess(info);
                 hide = true;
             }
             catch (Exception)

Plugins/Wox.Plugin.Program/Programs/UWP.cs

@@ -320,7 +320,7 @@ namespace Wox.Plugin.Program.Programs
                         Title = api.GetTranslation("wox_plugin_program_open_containing_folder"),
                         Action = _ =>
                         {
-                            var hide = Main.StartProcess(new ProcessStartInfo(Package.Location));
+                            var hide = Main.StartProcess(Process.Start, new ProcessStartInfo(Package.Location));
                             return hide;
                         },
                         IcoPath = "Images/folder.png"

Plugins/Wox.Plugin.Program/Programs/Win32.cs

@@ -6,10 +6,12 @@ using System.Linq;
 using System.Runtime.InteropServices;
 using System.Security;
 using System.Text;
+using System.Threading.Tasks;
 using Microsoft.Win32;
 using Shell;
 using Wox.Infrastructure;
 using Wox.Plugin.Program.Logger;
+using Wox.Plugin.SharedCommands;
 
 namespace Wox.Plugin.Program.Programs
 {
@@ -64,7 +66,7 @@ namespace Wox.Plugin.Program.Programs
                         FileName = FullPath,
                         WorkingDirectory = ParentDirectory
                     };
-                    var hide = Main.StartProcess(info);
+                    var hide = Main.StartProcess(Process.Start, info);
                     return hide;
                 }
             };
@@ -91,6 +93,19 @@ namespace Wox.Plugin.Program.Programs
         {
             var contextMenus = new List<Result>
             {
+                new Result
+                {
+                    Title = api.GetTranslation("wox_plugin_program_run_as_different_user"),
+                    Action = _ =>
+                    {
+                        var info = FullPath.SetProcessStartInfo(ParentDirectory);
+
+                        Task.Run(() => Main.StartProcess(ShellCommand.RunAsDifferentUser, info));
+
+                        return true;
+                    },
+                    IcoPath = "Images/user.png"
+                },
                 new Result
                 {
                     Title = api.GetTranslation("wox_plugin_program_run_as_administrator"),
@@ -102,7 +117,7 @@ namespace Wox.Plugin.Program.Programs
                             WorkingDirectory = ParentDirectory,
                             Verb = "runas"
                         };
-                        var hide = Main.StartProcess(info);
+                        var hide = Main.StartProcess(Process.Start, info);
                         return hide;
                     },
                     IcoPath = "Images/cmd.png"
@@ -112,7 +127,7 @@ namespace Wox.Plugin.Program.Programs
                     Title = api.GetTranslation("wox_plugin_program_open_containing_folder"),
                     Action = _ =>
                     {
-                        var hide = Main.StartProcess(new ProcessStartInfo(ParentDirectory));
+                        var hide = Main.StartProcess(Process.Start, new ProcessStartInfo(ParentDirectory));
                         return hide;
                     },
                     IcoPath = "Images/folder.png"

Plugins/Wox.Plugin.Program/Wox.Plugin.Program.csproj

@@ -112,6 +112,9 @@
     <None Include="Images\disable.png">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
+    <None Include="Images\user.png">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
     <Content Include="Languages\en.xaml">
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>

Wox.Plugin/SharedCommands/ShellCommand.cs

@@ -2,14 +2,65 @@
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
+using System.Runtime.InteropServices;
 using System.Text;
+using System.Threading;
 using System.Threading.Tasks;
 
 namespace Wox.Plugin.SharedCommands
 {
     public static class ShellCommand
     {
-        public static ProcessStartInfo SetProcessStartInfo(this string fileName, string workingDirectory="", string arguments = "", string verb = "")
+        public delegate bool EnumThreadDelegate(IntPtr hwnd, IntPtr lParam);
+        [DllImport("user32.dll")] static extern bool EnumThreadWindows(uint threadId, EnumThreadDelegate lpfn, IntPtr lParam);
+        [DllImport("user32.dll")] static extern int GetWindowText(IntPtr hwnd, StringBuilder lpString, int nMaxCount);
+        [DllImport("user32.dll")] static extern int GetWindowTextLength(IntPtr hwnd);
+
+        private static bool containsSecurityWindow;
+
+        public static Process RunAsDifferentUser(ProcessStartInfo processStartInfo)
+        {
+            processStartInfo.Verb = "RunAsUser";
+            var process = Process.Start(processStartInfo);
+
+            containsSecurityWindow = false;
+            while (!containsSecurityWindow) // wait for windows to bring up the "Windows Security" dialog
+            {
+                CheckSecurityWindow();
+                Thread.Sleep(25);
+            }
+            while (containsSecurityWindow) // while this process contains a "Windows Security" dialog, stay open
+            {
+                containsSecurityWindow = false;
+                CheckSecurityWindow();
+                Thread.Sleep(50);
+            }
+
+            return process;
+        }
+
+        private static void CheckSecurityWindow()
+        {
+            ProcessThreadCollection ptc = Process.GetCurrentProcess().Threads;
+            for (int i = 0; i < ptc.Count; i++)
+                EnumThreadWindows((uint)ptc[i].Id, CheckSecurityThread, IntPtr.Zero);
+        }
+
+        private static bool CheckSecurityThread(IntPtr hwnd, IntPtr lParam)
+        {
+            if (GetWindowTitle(hwnd) == "Windows Security")
+                containsSecurityWindow = true;
+            return true;
+        }
+
+        private static string GetWindowTitle(IntPtr hwnd)
+        {
+            StringBuilder sb = new StringBuilder(GetWindowTextLength(hwnd) + 1);
+            GetWindowText(hwnd, sb, sb.Capacity);
+            return sb.ToString();
+        }
+
+        public static ProcessStartInfo SetProcessStartInfo(this string fileName, string workingDirectory = "", string arguments = "", string verb = "")
         {
             var info = new ProcessStartInfo
             {