#include <ButtonConstants.au3>
#include <EditConstants.au3>
#include <GUIConstantsEx.au3>
#include <WindowsConstants.au3>
#include "GUIListViewEx.au3"
#include <Array.au3>

Global $List1, $sString, $hButton0, $iLV_Index

gui1()

Func gui1()
    $hGUI1 = GUICreate("Gui 1", 400, 400, 200, 200)
    $hButton0 = GUICtrlCreateButton("Load", 100, 10, 80, 30)
    $hButton1 = GUICtrlCreateButton("Clear 1", 10, 10, 80, 30)
    $hButton2 = GUICtrlCreateButton("Edit", 10, 60, 80, 30)
    $List1 = GUICtrlCreateListView("", 10, 100, 180, 80, BitOR(0x0200, 0x008), BitOR(0x00000020, 0x00000001))

    _GUICtrlListView_AddColumn($List1, "1", 150, 2)
    _GUICtrlListView_AddColumn($List1, "2", 500, 2)
    _GUICtrlListView_AddColumn($List1, "3", 50, 2)
    _GUICtrlListView_Scroll($List1, 10, 100)

    ; Initiate ListView within UDF
    $iLV_Index = _GUIListViewEx_Init($List1, "")

    GUISetState()

    While 1
        Switch GUIGetMsg()
            Case $GUI_EVENT_CLOSE
                ExitLoop
            Case $hButton1
                MsgBox("", "MsgBox 1", "Clear???")
                _GUICtrlListView_DeleteAllItems($List1)
            Case $hButton2
                ; Disable the first GUI
                GUISetState(@SW_DISABLE, $hGUI1)
                gui2()
                ; Re-enable the first GUI
                GUISetState(@SW_ENABLE, $hGUI1)

            Case $hButton0
                _GUIListViewEx_LoadListView($iLV_Index, "Save.lvs")
                ; Reset column alignment
                _GUICtrlListView_JustifyColumn($List1, 0, 2)
                _GUICtrlListView_JustifyColumn($List1, 1, 2)
                _GUICtrlListView_JustifyColumn($List1, 2, 2)
                _WinAPI_RedrawWindow(GUICtrlGetHandle($List1))

        EndSwitch
    WEnd
EndFunc   ;==>gui1

Func gui2()
    $hGUI2 = GUICreate("Gui 2", 200, 200, 350, 350)
    $sString = GUICtrlCreateEdit("", 50, 50, 100, 100, $ES_WANTRETURN)
    $hButton3 = GUICtrlCreateButton("Save", 10, 10, 80, 30)


    GUISetState()

    While 1


        ; We can only get messages from the second GUI
        Switch GUIGetMsg()
            Case $GUI_EVENT_CLOSE
                ExitLoop
            Case $hButton3
                $sRead1 = GUICtrlRead($sString)

                _GUIListViewEx_Insert($sRead1 & "||") ; Add item to ListView uaing UDF

                _GUIListViewEx_SaveListView($iLV_Index, "Save.lvs")
                GUICtrlSetState($hButton0, $GUI_ENABLE)
                ExitLoop

        EndSwitch
    WEnd

    GUIDelete($hGUI2)

EndFunc   ;==>gui2