winlayout_record.ps1

#Saves configuration object data to a json file
Function SaveConfig($configpath)
{
  $global:config | ConvertTo-Json | Out-File $configpath
}

#Queries the Windows API for a given window's size and position
#Saves it to a configuration object
Function GetWindowData($processName)
{
  $handle = (Get-Process -Name $processName -ErrorAction SilentlyContinue).MainWindowHandle

  #Gets the process instance with a handle number 
  foreach ($h in $handle)
  {
      if ($h -ne 0)
      {
          $takeHandle = $h
      }
  }

  #Skip if the process is not currently running
  if($takeHandle) {
    Write-Host "Recording data for "$processName"-"$handle"..."

    # This is to get the current process state
    $Rectangle = New-Object RECT
    $Return = [Window]::GetWindowRect($takeHandle,[ref]$Rectangle)
    $windowObject = New-Object -TypeName psobject
    $windowObject | Add-Member -MemberType NoteProperty -Name processname -Value $processName
    $windowObject | Add-Member -MemberType NoteProperty -Name x -Value $Rectangle.Left
    $windowObject | Add-Member -MemberType NoteProperty -Name y -Value $Rectangle.Top
    $windowObject | Add-Member -MemberType NoteProperty -Name width -Value ($Rectangle.Right - $Rectangle.Left)
    $windowObject | Add-Member -MemberType NoteProperty -Name height -Value ($Rectangle.Bottom - $Rectangle.Top)
    $json = $windowObject | ConvertTo-Json
    $global:config.Add($json)
  }
  else {
    Write-Host "Process "$processName "not running"
  }
}

# =======
#  MAIN
# =======

#Window object type definition to interact with the Windows API
Try{
  [void][Window]
} 
Catch {
Add-Type @"
using System;
using System.Runtime.InteropServices;
public class Window {
[DllImport("user32.dll")]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect);

[DllImport("User32.dll")]
public extern static bool MoveWindow(IntPtr handle, int x, int y, int width, int height, bool redraw);
}
public struct RECT
{
public int Left;        // x position of upper-left corner
public int Top;         // y position of upper-left corner
public int Right;       // x position of lower-right corner
public int Bottom;      // y position of lower-right corner
}
"@
}

$global:config = New-Object System.Collections.ArrayList
$configpath = $env:USERPROFILE + "\windowlayout.config"

#Creating an array with the process windows to record size and position
#To read a list of currently running processes use `Get-Process`
$processes = "Teams","Outlook","WindowsTerminal"

#Read and record window sizes and positions
$processes | ForEach-Object { GetWindowData($_) }
SaveConfig($configpath)