Add capslock+a to manually invoke window arrangement

main.ahk

@@ -68,7 +68,8 @@ monitorConfigurations := Map(
         "Visual Studio Code", [472, 0, 2085, 1550],
         "Mozilla Firefox", [467, 0, 2099, 1557],
         "TickTick", [0, 731, 942, 821],
-        "Atrium", [983, 0, 1577, 1552]
+        "Atrium", [983, 0, 1577, 1552],
+        "Plex", [342, 85, 1970, 1300]
     )
 )
 IdentifyMonitorConfiguration() {
@@ -86,7 +87,7 @@ IdentifyMonitorConfiguration() {
 
     return "unknown"
 }
-ArrangeWindowsInMonitor(monitorIndex, windowConfigs) {
+ArrangeWindowsInMonitor(windowConfigs) {
     for win, params in windowConfigs {
         if (WinExist(win)) {
             WinMove(params[1], params[2], params[3], params[4])
@@ -101,8 +102,34 @@ ArrangeWindows(wParam, lParam, msg, hwnd)
     }
 
     monitorConfig := monitorConfigurations[monitorConfigName]
-    ArrangeWindowsInMonitor(A_Index, monitorConfig)
+    ArrangeWindowsInMonitor(monitorConfig)
 }
+; Listen for the monitor change event
 OnMessage(0x007E, ArrangeWindows)
 
-ArrangeWindows(0, 0, 0, 0)
+CapsLock & a::  ; Capslock+a to arrange windows
+{
+    keyArr := []
+    For Key In monitorConfigurations
+        keyArr.Push(Key)
+
+    selectionGui := Gui()
+    selectionGui.AddText(, "Please select a window layout:")
+    selectionGui.AddDropDownList("vLayoutChoice Choose1", keyArr)
+    selectionGui.AddButton("", "Cancel").OnEvent("Click", Cancel)
+    selectionGui.AddButton("Default X+", "Submit").OnEvent("Click", Submit) ; Place next previous button.
+    selectionGui.Show()
+    WinWaitClose(selectionGui.Hwnd)
+
+    Cancel(*)
+    {
+        WinClose(selectionGui.Hwnd)
+    }
+
+    Submit(*)
+    {
+        Saved := selectionGui.Submit(true)
+        monitorConfig := monitorConfigurations[Saved.LayoutChoice]
+        ArrangeWindowsInMonitor(monitorConfig)
+    }
+}