Powershell Script calling Batch Script to kill Firefox and Chrome running in Windows.

get-idle-time.ps1

Add-Type @'
    using System;
    using System.Diagnostics;
    using System.Runtime.InteropServices;
    namespace PInvoke.Win32 {
        public static class UserInput {
            [DllImport("user32.dll", SetLastError=false)]
            private static extern bool GetLastInputInfo(ref LASTINPUTINFO plii);
            [StructLayout(LayoutKind.Sequential)]
            private struct LASTINPUTINFO {
                public uint cbSize;
                public int dwTime;
            }
            public static DateTime LastInput {
                get {
                    DateTime bootTime = DateTime.UtcNow.AddMilliseconds(-Environment.TickCount);
                    DateTime lastInput = bootTime.AddMilliseconds(LastInputTicks);
                    return lastInput;
                }
            }
            public static TimeSpan IdleTime {
                get {
                    return DateTime.UtcNow.Subtract(LastInput);
                }
            }
            public static int LastInputTicks {
                get {
                    LASTINPUTINFO lii = new LASTINPUTINFO();
                    lii.cbSize = (uint)Marshal.SizeOf(typeof(LASTINPUTINFO));
                    GetLastInputInfo(ref lii);
                    return lii.dwTime;
                }
            }
        }
    }
'@

ForEach ($i in 0..9) {
    Write-Host ("Last input " + [PInvoke.Win32.UserInput]::LastInput)
    Write-Host ("Idle for " + [PInvoke.Win32.UserInput]::IdleTime)
    Start-Sleep -Seconds (Get-Random -Minimum 1 -Maximum 5)
}

kill-browsers.bat

@echo off 
 
for /f "tokens=1 delims=" %%# in ('qprocess^|find /i /c /n "MicrosoftEdg"') do ( 
    set count=%%# 
) 
 
taskkill /F /IM MicrosoftEdge.exe /T 
taskkill /F /IM firefox.exe /T

pause

killBrowsers.ps1

start-process "C:\Users\Albert Bowden\Desktop\powershell-scripts\kill-browsers.bat"

user-prompt-timeout.ps1

$prompt = new-object -comobject wscript.shell 
$answer = $prompt.popup("Are you still using the Internet?`n",5,"Alert Modal",3)              
if($answer -eq 6) {Write-Host "Yes was selected"}
if($answer -eq 7) {Write-Host "No was selected"}
if($answer -eq -1) {Write-Host "Timed out" }
if($answer -eq 2) {Write-Host "Canceled by user."}