source: trunk/Include/Classes/System/IO/DirectoryInfo.ab@ 325

Imports System.Collections.Generic

Namespace System
Namespace IO

Class DirectoryInfo
    Inherits FileSystemInfo
Public
    Sub DirectoryInfo(path As String)
        OriginalPath = path
        FullPath = Path.GetFullPath(path)
        Refresh()
    End Sub

    Sub ~DirectoryInfo()
    End Sub

    'Public Property
    Function Parent() As DirectoryInfo
        Return New DirectoryInfo(Path.GetDirectoryName(FullPath))
    End Function

    Function Root() As DirectoryInfo
        Return New DirectoryInfo(Path.GetPathRoot(FullPath))
    End Function

    'Public Method
    Sub Create()
        CreateDirectory(ToTCStr(FullPath), NULL)
    End Sub

/*  Sub Create(directorySecurity As DirectorySecurity)
    End Sub*/

    Override Sub Delete()
        RemoveDirectory(ToTCStr(FullPath))
    End Sub

    Sub Delete(recursive As Boolean)
        If recursive Then
            ' ディレクトリ内のすべての情報を削除する

            Dim dirPath = FullPath As String

            ' 終端の '\' を除去
            If dirPath[dirPath.Length-1] = Asc("\") Then
                dirPath = dirPath.Substring(0, dirPath.Length-1)
            End If

            ' double null-terminated にする
            dirPath = dirPath + Chr$(0)

            Dim op As SHFILEOPSTRUCT
            op.hwnd = NULL
            op.wFunc = FO_DELETE
            op.pFrom = ToTCStr(dirPath)
            op.pTo = NULL
            op.fFlags = FOF_NOCONFIRMATION or FOF_NOERRORUI or FOF_SILENT

            If SHFileOperation(op) <> 0 Then
                ' TODO: エラー処理
                debug
            End If
        Else
            ' ディレクトリが空の場合は削除する
            This.Delete()
        End If
    End Sub

/*  Function GetAccessControl() As DirectorySecurity
    End Function*/

/*  Function GetAccessControl(includeSections As AccessControlSections) As DirectorySecurity
    End Function*/

    Function GetDirectories() As List<DirectoryInfo>
        Return GetDirectories("?*")
    End Function

    Function GetDirectories(searchPattern As String) As List<DirectoryInfo>
        Dim infos As List<FileSystemInfo>
        infos = GetFileSystemInfos(searchPattern)

        Dim dirs As List<DirectoryInfo>
        Dim i As Long
        For i = 0 To ELM(infos.Count)
            If infos[i].GetType.ToString() = "DirectoryInfo" Then
                dirs.Add(infos[i] As DirectoryInfo)
            End If
        Next
        Return dirs
    End Function

    Function GetDirectories(searchPattern As String, searchOption As SearchOption) As List<DirectoryInfo>
        If searchOption = SearchOption.TopDirectoryOnly Then
            Return GetDirectories(searchPattern)
        ElseIf searchOption = SearchOption.AllDirectories Then
            Dim dirs As List<DirectoryInfo>
            dirs = GetDirectories(searchPattern)

            Dim subdirs As List<DirectoryInfo>
            Dim i As Long, j As Long
            For i = 0 To ELM(dirs.Count)
                subdirs = dirs[i].GetDirectories(searchPattern)
                For j = 0 To ELM(subdirs.Count)
                    dirs.Add(subdirs[i])
                Next
            Next
            Return dirs
        End If
    End Function

    Function GetFiles() As List<FileInfo>
        Return GetFiles("?*")
    End Function

    Function GetFiles(searchPattern As String) As List<FileInfo>
        Dim infos As List<FileSystemInfo>
        infos = GetFileSystemInfos(searchPattern)

        Dim files As List<FileInfo>
        Dim i As Long
        For i = 0 To ELM(infos.Count)
            If infos[i].GetType.ToString() = "FileInfo" Then
                files.Add(infos[i] As FileInfo)
            End If
        Next
        Return files
    End Function

/*  Function GetFiles(searchPattern As String, searchOption As SearchOption) As List<FileInfo>
    End Function*/

    Function GetFileSystemInfos() As List<FileSystemInfo>
        Return GetFileSystemInfos("?*")
    End Function

    Function GetFileSystemInfos(searchPattern As String) As List<FileSystemInfo>
        Dim find As HANDLE
        Dim findData As WIN32_FIND_DATA
        find = FindFirstFile("?*", findData)
        If find = INVALID_HANDLE_VALUE Then
            debug 'Exception
            Return Nothing
        End If

        Dim files As List<FileSystemInfo>
        Dim lastError As DWord
        Dim i As Long
        While lastError <> ERROR_NO_MORE_FILES
            If i > 1 Then
                Dim s = New String(findData.cFileName As PCTSTR)
                If (findData.dwFileAttributes And FILE_ATTRIBUTE_DIRECTORY) = FILE_ATTRIBUTE_DIRECTORY Then
                    files.Add(New DirectoryInfo(Path.Combine(FullPath, s)))
                Else
                    files.Add(New FileInfo(Path.Combine(FullPath, s)))
                End If
            End If

            If FindNextFile(find, findData) = False Then
                lastError = GetLastError()
                If lastError <> ERROR_NO_MORE_FILES Then
                    FindClose(find)
                    debug 'Exception
                    Return Nothing
                End If
            End If
            i++
        Wend
        FindClose(find)
        Return files
    End Function

    Sub MoveTo(destDirName As String)
        If MoveFile(ToTCStr(FullPath), ToTCStr(destDirName)) = FALSE Then
            'Exception
        End If
    End Sub

/*  Sub SetAccessControl(directorySecurity As DirectorySecurity)
    End Sub*/

End Class

End Namespace
End Namespace