#RequireAdmin

#include <ButtonConstants.au3>
#include <GUIConstantsEx.au3>
#include <StaticConstants.au3>
#include <WindowsConstants.au3>


#include <Applicaiton2.au3>

;~ Global $Label2
Global $Button2 = 9999 ; Need to set a placeholder value or it fires immediately
Global $Button3 = 9999
Global $Label2 = 0, $Label3 = 0, $Label4 = 0

$Form1 = GUICreate("Form1", 530, 453, 713, 371)
$Label1 = GUICtrlCreateLabel(@CRLF & @CRLF & "Application 1", 48, 24, 191, 144, $SS_CENTER)
GUICtrlSetFont(-1, 12, 400, 0, "MS Sans Serif")
GUICtrlSetBkColor(-1, 0xFFFF00)

GUI2() ; From Application 2

$FixedLable = GUICtrlCreateLabel(@CRLF & @CRLF & @CRLF & "Fixed label", 40, 224, 436, 196, $SS_CENTER)
GUICtrlSetFont(-1, 12, 400, 0, "MS Sans Serif")
GUICtrlSetBkColor(-1, 0x008000)
GUICtrlSetState(-1, $GUI_DISABLE) ; Need to disable label if you want the overlapping button to work

GUISetState(@SW_SHOW)

While 1
	$nMsg = GUIGetMsg()
	Switch $nMsg
		Case $GUI_EVENT_CLOSE
			Exit

		Case $Label2
			GUICtrlSetState($FixedLable, $GUI_HIDE) ; Hide $FixedLable
			APP2()

		Case $Button2 ; place Button 2 Case here
			GUICtrlSetState($Label4, $GUI_HIDE)
			GUICtrlSetState($Button2, $GUI_HIDE)


		Case $Button3
			GUICtrlSetState($Button2, $GUI_HIDE)
						GUICtrlSetState($Label4, $GUI_SHOW)
			MsgBox(0, '', 'Button 3 Pressed')
						GUICtrlSetState($Button2, $GUI_SHOW)

	EndSwitch
WEnd