2025-05-07 14:57:07 +02:00

182 lines
9.1 KiB
VB.net

Imports System.IO
Imports Microsoft.Office.Interop
Public Class ClassDragDrop
Public Shared files_dropped As String()
Public Shared Function Drop_File(e As DragEventArgs)
Try
LOGGER.Debug("In Drop_File....")
files_dropped = Nothing
Dim Sql As String = "DELETE FROM TBPMO_FILES_USER WHERE HANDLE_TYPE <> 'SCAN' AND USER_WORK = '" & USER_USERNAME & "'"
MYDB_ECM.ExecuteNonQuery(sql)
If e.Data.GetDataPresent(DataFormats.FileDrop) Then
LOGGER.Debug("Simple File Drop")
Dim MyFiles() As String
Dim i As Integer
' Assign the files to an array.
MyFiles = e.Data.GetData(DataFormats.FileDrop)
' Loop through the array and add the files to the list.
For i = 0 To MyFiles.Length - 1
LOGGER.Info("Simple FileDrop - File: " & MyFiles(i))
ReDim Preserve files_dropped(i)
files_dropped(i) = "@DROPFROMFSYSTEM@" & MyFiles(i)
' ListBox1.Items.Add(MyFiles(i))
Next
Return True
ElseIf (e.Data.GetDataPresent("FileGroupDescriptor")) AndAlso (e.Data.GetDataPresent("FileContents")) Then
'// the first step here is to get the stbFileName
'// of the attachment and
'// build a full-path name so we can store it
'// in the temporary folder
'//
'// set up to obtain the aryFileGroupDescriptor
'// and extract the file name
Dim stmInput As IO.Stream = CType(e.Data.GetData("FileGroupDescriptor"), IO.Stream)
Dim aryFileGroupDescriptor(512) As Byte ' = new byte[512]
stmInput.Read(aryFileGroupDescriptor, 0, 512)
'// used to build the stbFileName from the aryFileGroupDescriptor block
Dim stbFileName As System.Text.StringBuilder = New System.Text.StringBuilder("")
'// this trick gets the stbFileName of the passed attached file
Dim intCnt As Integer = 76
Do While aryFileGroupDescriptor(intCnt) <> 0
stbFileName.Append(Convert.ToChar(aryFileGroupDescriptor(intCnt), System.Globalization.CultureInfo.CreateSpecificCulture("de-DE")))
intCnt += 1
Loop
stmInput.Close()
Dim anhaenge = e.Data.GetDataPresent("FileContents")
'Dim path As String = "C:\VBProjekte\Dateien"
'// put the zip file into the temp directory
Dim strOutFile As String = Path.GetTempPath() & stbFileName.ToString()
'// create the full-path name
'//
'// Second step: we have the file name.
'// Now we need to get the actual raw
'// data for the attached file and copy it to disk so we work on it.
'//
'// get the actual raw file into memory
Dim msInput As IO.MemoryStream = CType(e.Data.GetData("FileContents", True), IO.MemoryStream) 'This returns nothing for an Email
If msInput Is Nothing = False Then
LOGGER.Debug("Drag of Outlook Attachment")
'// allocate enough bytes to hold the raw date
Dim aryFileBytes(CType(msInput.Length, Int32)) As Byte
'// set starting position at first byte and read in the raw data
msInput.Position = 0
msInput.Read(aryFileBytes, 0, CType(msInput.Length, Int32))
'// create a file and save the raw zip file to it
Dim fsOutput As IO.FileStream = New IO.FileStream(strOutFile, IO.FileMode.Create) ';
fsOutput.Write(aryFileBytes, 0, aryFileBytes.Length)
fsOutput.Close() ' // close the file
Dim resultVersion = ClassHelper.Versionierung_Datei(strOutFile)
If resultVersion <> "" Then
strOutFile = resultVersion
End If
Dim finTemp As IO.FileInfo = New IO.FileInfo(strOutFile)
'// always good to make sure we actually created the file
If (finTemp.Exists = True) Then
ReDim Preserve files_dropped(0)
files_dropped(0) = "@OUTLOOK_ATTACHMENT@" & strOutFile
LOGGER.Debug("Drop an Attachment - File: " & strOutFile)
Return True
Else
LOGGER.Warn("Attachment File from Outlook could not be created")
End If
Else
LOGGER.Warn("No simple drag and drop.", True)
For Each fmt As String In e.Data.GetFormats()
' Output format name and type
LOGGER.Warn("e.Data is: " & fmt + " (" +
e.Data.GetData(fmt).ToString() + ")", True)
Next
End If
End If
If e.Data.GetDataPresent("FileGroupDescriptor") Then
Dim oApp
Try
oApp = New Outlook.Application()
Catch ex As Exception
MsgBox("Unexpected error in Initialisieren von Outlook-API:" & vbNewLine & ex.Message & vbNewLine & vbNewLine & "Evtl ist Outlook nicht in der dafür vorgesehenen For")
Return False
End Try
LOGGER.Debug("Drop of msg")
'supports a drop of a Outlook message
Dim myobj As Object
For i As Integer = 1 To oApp.ActiveExplorer.Selection.Count
myobj = oApp.ActiveExplorer.Selection.Item(i)
Dim subj As String = myobj.Subject
If subj = "" Then
subj = "NO_SUBJECT"
End If
If subj.Contains("\") Then
subj = subj.Replace("\", "-")
End If
If subj.Contains("/") Then
subj = subj.Replace("/", "-")
End If
'hardcode a destination path for testing
Dim strFile As String = IO.Path.Combine(Path.GetTempPath, (subj + ".msg").Replace(":", ""))
strFile = strFile.Replace("?", "")
strFile = strFile.Replace("!", "")
strFile = strFile.Replace("%", "")
strFile = strFile.Replace("$", "")
LOGGER.Info("Drop of msg - File:" & strFile)
Try
myobj.SaveAs(strFile)
Catch ex As Exception
MsgBox("Error in Save Email2Tempfile" & vbNewLine & ex.Message, MsgBoxStyle.Critical)
Return False
End Try
ReDim Preserve files_dropped(i)
files_dropped(i) = "@OUTLOOK_MESSAGE@" & strFile
Next
Return True
'Drop eines Outlook Attachments
End If
Catch ex As Exception
MsgBox("Unexpected Error in Drop_File: " & ex.Message, MsgBoxStyle.Critical)
End Try
If e.Data.GetDataPresent(DataFormats.StringFormat) Then
Dim Wert As String = CType(e.Data.GetData(DataFormats.StringFormat), Object)
Console.WriteLine(Wert)
ReDim Preserve files_dropped(0)
files_dropped(0) = "@SCAN@" & Wert
Return True
End If
End Function
Public Shared Sub Drag_enter(e As DragEventArgs)
Try
My.Settings.WD_INDEXDOKART_SAVE = ""
If e.Data.GetDataPresent(DataFormats.FileDrop) Then
e.Effect = DragDropEffects.All
LOGGER.Debug("DragEnter ... SimpleFileDrop")
'frmForm_Constructor_Main_2.tslblStatusMain_show(True, "DragEnter ... SimpleFileDrop")
ElseIf (e.Data.GetDataPresent("FileGroupDescriptor")) AndAlso (e.Data.GetDataPresent("FileContents")) Then
e.Effect = DragDropEffects.Copy
'frmForm_Constructor_Main_2.tslblStatusMain_show(True, "DragEnter ... Attachment from Outlook")
LOGGER.Debug("DragEnter ... Attachment from Outlook")
ElseIf e.Data.GetDataPresent("FileGroupDescriptor") Then
'handle a message dragged from Outlook
e.Effect = DragDropEffects.Copy
'frmForm_Constructor_Main_2.tslblStatusMain_show(True, "DragEnter ... OutlookMessage")
LOGGER.Debug("DragEnter ... OutlookMessage")
Else
'otherwise, do not handle
e.Effect = DragDropEffects.Copy
'frmForm_Constructor.tslblStatusMain_show(True, "DragEnter ... Other FileFormat")
LOGGER.Debug("DragEnter ... Other FileFormat")
End If
Catch ex As Exception
End Try
End Sub
End Class