#include <InetConstants.au3>
#include <MsgBoxConstants.au3>
#include <WinAPIFiles.au3>

; Download a file in the background.
; Wait for the download to complete.

Example()

Func Example()
	; Save the downloaded file to the temporary folder.
	Local $sFilePath = "d:\"

	; Download the file in the background with the selected option of 'force a reload from the remote site.'
	;Local $hDownload = InetGet("https://en.wikipedia.org/wiki/HTTPS#/media/File:Internet2.jpg", $sFilePath & "Internet2.jpg", $INET_FORCERELOAD, $INET_DOWNLOADBACKGROUND)
	Local $hDownload = InetGet("https://upload.wikimedia.org/wikipedia/commons/thumb/d/da/Internet2.jpg/1024px-Internet2.jpg", $sFilePath & "Internet2.jpg", $INET_FORCERELOAD, $INET_DOWNLOADBACKGROUND)

	; Wait for the download to complete by monitoring when the 2nd index value of InetGetInfo returns True.
	Do
		Sleep(250)
	Until InetGetInfo($hDownload, $INET_DOWNLOADCOMPLETE)

	Local $aData = InetGetInfo($hDownload) ;Retrieve details about the download file.

	If InetGetInfo($hDownload, $INET_DOWNLOADSUCCESS) Then ;If the download was successfull, return the target location
		; Retrieve the number of total bytes received and the filesize.
		Local $iBytesSize = InetGetInfo($hDownload, $INET_DOWNLOADREAD)
		Local $iFileSize = FileGetSize($sFilePath & "Internet2.jpg")
		; Display details about the total number of bytes read and the filesize.
		MsgBox($MB_SYSTEMMODAL, "", "The total download size: " & $iBytesSize & @CRLF & _
				"The total filesize: " & $iFileSize)

	Else ;If the download failed, set @error and return False

		Local $errorCode = InetGetInfo($hDownload, $INET_DOWNLOADERROR)

		If $aData[$INET_DOWNLOADERROR] = 13 Then
			MsgBox($MB_ICONWARNING, "Fehler", "Die Datei wurde auf dem Server nicht gefunden!")
		Else
			MsgBox($MB_ICONWARNING, "Es ist ein Fehler aufgetreten.", "Bytes read: " & $aData[$INET_DOWNLOADREAD] & @CRLF & _
					"Size: " & $aData[$INET_DOWNLOADSIZE] & @CRLF & _
					"Complete: " & $aData[$INET_DOWNLOADCOMPLETE] & @CRLF & _
					"Successful: " & $aData[$INET_DOWNLOADSUCCESS] & @CRLF & _
					"@error: " & $aData[$INET_DOWNLOADERROR] & @CRLF & _
					"@extended: " & $aData[$INET_DOWNLOADEXTENDED] & @CRLF)
		EndIf
	EndIf

	; Close the handle returned by InetGet.
	InetClose($hDownload)

	; Delete the file.
	;FileDelete($sFilePath)
EndFunc   ;==>Example