@echo off
:loop
if "%~1"=="" goto :done
if not exist "%~1\*.ico" goto :err
del "%~1\desktop.ini" /f /q /ah 1>nul 2>nul
set "dir=%~1"
pushd "%dir%"
for /f "delims=" %%a in ('dir /a-d/b *.ico') do set "icon=%%~nxa"
(echo [.ShellClassInfo]
echo IconResource=%icon%
echo [ViewState]
echo Mode=
echo Vid=
echo FolderType=Pictures
)>"%dir%\desktop.ini"
attrib +s +h "%dir%\desktop.ini"
attrib +s +h "%icon%"
attrib +r /d "%dir%"
popd
goto :next
:err
echo;找不到文件 - %~nx1
:next
shift
goto :loop
:done
echo;
pause
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function err {
    param (
        [string]$file
    )
    "找不到文件 - {0}" -f $file
}

foreach ($arg in $args) {
    if (![System.IO.File]::Exists($arg.ToString()+"\*.ico")) {
        err(([System.IO.FileInfo]$arg.ToString()).Name)
        continue
    }
    Remove-Item $arg+"\desktop.ini" -Force
    $dir = $arg
    Push-Location $arg
    foreach ($item in (Get-ChildItem -File *.ico)) {
        $icon = $item.Name
    }
    '[.ShellClassInfo]
        IconResource={0}
        [ViewState]
        Mode=
        Vid=
        FolderType=Pictures
    ' -f $icon | Out-File -FilePath $dir+"\desktop.ini"
    attrib +s +h $dir+"\desktop.ini"
    attrib +s +h "%icon%"
    attrib +r /d $dir
    Pop-Location
}
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