From f6304fedff2ce29f6aec73f014bd86c0b7936469 Mon Sep 17 00:00:00 2001
From: Steve Williams <stevewilliamsuk@outlook.com>
Date: Sat, 28 Jan 2023 11:03:48 +0000
Subject: [PATCH] New scripts for reactivate window scenario.

---
 Utils/Activate Window.ps1       | 18 ++++++++++++++++++
 Utils/Capture Active Window.ps1 | 28 ++++++++++++++++++++++++++++
 Utils/Watch Idle TIme.ps1       |  4 +++-
 3 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 Utils/Activate Window.ps1
 create mode 100644 Utils/Capture Active Window.ps1

diff --git a/Utils/Activate Window.ps1 b/Utils/Activate Window.ps1
new file mode 100644
index 0000000..24ef334
--- /dev/null
+++ b/Utils/Activate Window.ps1	
@@ -0,0 +1,18 @@
+# https://github.com/sw3103/movemouse/wiki/Scenarios#reactivate-previous-active-window-on-pausestop
+
+$TextFilePath = Join-Path -Path:$env:TEMP -ChildPath:"MoveMouseWindowPid.txt"
+
+if (Test-Path -Path:$TextFilePath) {
+    $WindowPid = Get-Content -Path:$TextFilePath
+
+    if (![System.String]::IsNullOrWhiteSpace($WindowPid)) {
+        Add-Type -AssemblyName:"Microsoft.VisualBasic"
+        [Microsoft.VisualBasic.Interaction]::AppActivate([int]$WindowPid)
+    }
+    else {
+        throw "$TextFilePath was empty."
+    }
+}
+else {
+    throw "$TextFilePath does not exist. You need to run this script with the -Capture parameter first."
+}
\ No newline at end of file
diff --git a/Utils/Capture Active Window.ps1 b/Utils/Capture Active Window.ps1
new file mode 100644
index 0000000..6ff8da1
--- /dev/null
+++ b/Utils/Capture Active Window.ps1	
@@ -0,0 +1,28 @@
+# https://github.com/sw3103/movemouse/wiki/Scenarios#reactivate-previous-active-window-on-pausestop
+
+Add-Type -TypeDefinition @"
+using System;
+using System.Runtime.InteropServices;
+
+public class NativeMethods
+{
+    [DllImport("user32.dll")]
+    public static extern IntPtr GetForegroundWindow();
+
+    [DllImport("user32.dll", SetLastError=true)]
+    public static extern uint GetWindowThreadProcessId(
+        IntPtr hWnd, 
+        out uint lpdwProcessId);
+}
+"@
+
+$TextFilePath = Join-Path -Path:$env:TEMP -ChildPath:"MoveMouseWindowPid.txt"
+$Hwnd = [NativeMethods]::GetForegroundWindow()
+$WindowPid = 0
+
+if ([NativeMethods]::GetWindowThreadProcessId($Hwnd, [ref]$WindowPid) -gt 0) {
+    $WindowPid | Out-File -FilePath:$TextFilePath -Append:$false -Force
+}
+else {
+    throw "Error capturing active window process ID."
+}
\ No newline at end of file
diff --git a/Utils/Watch Idle TIme.ps1 b/Utils/Watch Idle TIme.ps1
index 7d38a64..1387951 100644
--- a/Utils/Watch Idle TIme.ps1	
+++ b/Utils/Watch Idle TIme.ps1	
@@ -1,4 +1,6 @@
-Add-Type @'
+# https://github.com/sw3103/movemouse/wiki/Troubleshooting#idle-time
+
+Add-Type @'
 using System;
 using System.Diagnostics;
 using System.Runtime.InteropServices;