Drag and Drop Outlook und NodeNavigation Testbutton entfernt
This commit is contained in:
Developer01
@@ -1,181 +1,299 @@
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Imports System.IO
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Imports Microsoft.Office.Interop
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Imports Microsoft.Office.Interop.Outlook
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Public Class ClassDragDrop
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Public Shared files_dropped As String()
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Public Shared Event FilesDroppedReady(ByVal files As String())
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Public Shared Function Drop_File(e As DragEventArgs)
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Try
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LOGGER.Debug("In Drop_File....")
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files_dropped = Nothing
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files_dropped = New String() {}
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Dim Sql As String = "DELETE FROM TBPMO_FILES_USER WHERE HANDLE_TYPE <> 'SCAN' AND USER_WORK = '" & USER_USERNAME & "'"
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MYDB_ECM.ExecuteNonQuery(sql)
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' WICHTIG: DB-Löschung NICHT im UI-Thread erzwingen.
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' => Verschiebe in aufrufenden Code per BeginInvoke/Task.Run (siehe Kommentar unten).
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' MYDB_ECM?.ExecuteNonQuery(Sql)
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Dim hasOutlookUnicode As Boolean = e.Data.GetDataPresent("FileGroupDescriptorW")
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Dim hasOutlookAnsi As Boolean = e.Data.GetDataPresent("FileGroupDescriptor")
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Dim hasOutlookContents As Boolean = e.Data.GetDataPresent("FileContents")
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Dim hasChromiumMime As Boolean = e.Data.GetDataPresent("Chromium Web Custom MIME Data Format")
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Dim hasFileNameW As Boolean = e.Data.GetDataPresent("FileNameW") OrElse e.Data.GetDataPresent("FileName")
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Dim hasFileDrop As Boolean = e.Data.GetDataPresent(DataFormats.FileDrop)
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If e.Data.GetDataPresent(DataFormats.FileDrop) Then
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LOGGER.Debug("Simple File Drop")
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Dim MyFiles() As String
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Dim i As Integer
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' Assign the files to an array.
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MyFiles = e.Data.GetData(DataFormats.FileDrop)
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' Loop through the array and add the files to the list.
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For i = 0 To MyFiles.Length - 1
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LOGGER.Info("Simple FileDrop - File: " & MyFiles(i))
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ReDim Preserve files_dropped(i)
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files_dropped(i) = "@DROPFROMFSYSTEM@" & MyFiles(i)
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' ListBox1.Items.Add(MyFiles(i))
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Next
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Return True
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ElseIf (e.Data.GetDataPresent("FileGroupDescriptor")) AndAlso (e.Data.GetDataPresent("FileContents")) Then
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'// the first step here is to get the stbFileName
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'// of the attachment and
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'// build a full-path name so we can store it
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'// in the temporary folder
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'//
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'// set up to obtain the aryFileGroupDescriptor
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'// and extract the file name
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Dim stmInput As IO.Stream = CType(e.Data.GetData("FileGroupDescriptor"), IO.Stream)
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Dim aryFileGroupDescriptor(512) As Byte ' = new byte[512]
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stmInput.Read(aryFileGroupDescriptor, 0, 512)
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'// used to build the stbFileName from the aryFileGroupDescriptor block
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Dim stbFileName As System.Text.StringBuilder = New System.Text.StringBuilder("")
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'// this trick gets the stbFileName of the passed attached file
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Dim intCnt As Integer = 76
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Do While aryFileGroupDescriptor(intCnt) <> 0
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stbFileName.Append(Convert.ToChar(aryFileGroupDescriptor(intCnt), System.Globalization.CultureInfo.CreateSpecificCulture("de-DE")))
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intCnt += 1
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Loop
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stmInput.Close()
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Dim anhaenge = e.Data.GetDataPresent("FileContents")
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'Dim path As String = "C:\VBProjekte\Dateien"
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'// put the zip file into the temp directory
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Dim strOutFile As String = Path.GetTempPath() & stbFileName.ToString()
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'// create the full-path name
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'//
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'// Second step: we have the file name.
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'// Now we need to get the actual raw
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'// data for the attached file and copy it to disk so we work on it.
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'//
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'// get the actual raw file into memory
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Dim msInput As IO.MemoryStream = CType(e.Data.GetData("FileContents", True), IO.MemoryStream) 'This returns nothing for an Email
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If msInput Is Nothing = False Then
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LOGGER.Debug("Drag of Outlook Attachment")
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'// allocate enough bytes to hold the raw date
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Dim aryFileBytes(CType(msInput.Length, Int32)) As Byte
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'// set starting position at first byte and read in the raw data
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msInput.Position = 0
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msInput.Read(aryFileBytes, 0, CType(msInput.Length, Int32))
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'// create a file and save the raw zip file to it
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Dim fsOutput As IO.FileStream = New IO.FileStream(strOutFile, IO.FileMode.Create) ';
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fsOutput.Write(aryFileBytes, 0, aryFileBytes.Length)
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fsOutput.Close() ' // close the file
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Dim resultVersion = ClassHelper.Versionierung_Datei(strOutFile)
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If resultVersion <> "" Then
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strOutFile = resultVersion
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End If
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Dim finTemp As IO.FileInfo = New IO.FileInfo(strOutFile)
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'// always good to make sure we actually created the file
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If (finTemp.Exists = True) Then
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ReDim Preserve files_dropped(0)
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files_dropped(0) = "@OUTLOOK_ATTACHMENT@" & strOutFile
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LOGGER.Debug("Drop an Attachment - File: " & strOutFile)
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Return True
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Else
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LOGGER.Warn("Attachment File from Outlook could not be created")
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End If
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Else
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LOGGER.Warn("No simple drag and drop.", True)
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For Each fmt As String In e.Data.GetFormats()
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' Output format name and type
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LOGGER.Warn("e.Data is: " & fmt + " (" +
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e.Data.GetData(fmt).ToString() + ")", True)
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Next
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End If
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'1) Klassische Outlook-Attachments: Descriptor + Contents
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If (hasOutlookUnicode OrElse hasOutlookAnsi) AndAlso hasOutlookContents Then
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' ... dein bestehender Descriptor/Contents-Code ...
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' Return True wenn erfolgreich
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End If
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If e.Data.GetDataPresent("FileGroupDescriptor") Then
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Dim oApp
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'2) ATTACHMENT oder komplette Mail aus Outlook/WebView2: KEIN Descriptor+Contents, ABER FileDrop vorhanden
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' => zuerst FileDrop verarbeiten. Wenn leer (delayed rendering), dann Fallback über Outlook COM Selection/Inspector
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If hasFileDrop AndAlso (hasChromiumMime OrElse hasFileNameW) AndAlso Not hasOutlookContents Then
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LOGGER?.Debug("WebView2/Outlook Attachment or Mail: try FileDrop, skip Outlook COM initially")
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Dim ok As Boolean = HandleFileDrop(e)
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If ok Then Return True
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' FileDrop leer -> Fallback: versuche ausgewählte Mail via Outlook COM zu speichern
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LOGGER?.Warn("FileDrop vorhanden, aber leer. Fallback auf Outlook COM für komplette Mail.")
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ScheduleOutlookComFallback()
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Return True ' Wichtig: UI-Thread nicht blockieren; wir verarbeiten asynchron.
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End If
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'3) Outlook Mail (.msg): Descriptor ohne Contents ODER Chromium/WebView2 Indikatoren – nur wenn KEIN FileDrop vorhanden
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If Not hasFileDrop AndAlso ((hasOutlookAnsi OrElse hasOutlookUnicode) OrElse hasChromiumMime OrElse hasFileNameW) Then
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Try
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oApp = New Outlook.Application()
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Catch ex As Exception
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MsgBox("Unexpected error in Initialisieren von Outlook-API:" & vbNewLine & ex.Message & vbNewLine & vbNewLine & "Evtl ist Outlook nicht in der dafür vorgesehenen For")
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Return False
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End Try
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LOGGER.Debug("Drop of msg")
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'supports a drop of a Outlook message
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Dim myobj As Object
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For i As Integer = 1 To oApp.ActiveExplorer.Selection.Count
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myobj = oApp.ActiveExplorer.Selection.Item(i)
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Dim subj As String = myobj.Subject
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If subj = "" Then
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subj = "NO_SUBJECT"
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End If
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If subj.Contains("\") Then
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subj = subj.Replace("\", "-")
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End If
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If subj.Contains("/") Then
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subj = subj.Replace("/", "-")
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End If
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'hardcode a destination path for testing
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Dim strFile As String = IO.Path.Combine(Path.GetTempPath, (subj + ".msg").Replace(":", ""))
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strFile = strFile.Replace("?", "")
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strFile = strFile.Replace("!", "")
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strFile = strFile.Replace("%", "")
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strFile = strFile.Replace("$", "")
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LOGGER.Info("Drop of msg - File:" & strFile)
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Dim oApp As Outlook.Application = Nothing
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Try
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myobj.SaveAs(strFile)
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Catch ex As Exception
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MsgBox("Error in Save Email2Tempfile" & vbNewLine & ex.Message, MsgBoxStyle.Critical)
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Return False
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oApp = New Outlook.Application()
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Catch ex As System.Exception
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MsgBox("Fehler beim Initialisieren der Outlook-API:" & vbNewLine & ex.Message, MsgBoxStyle.Critical)
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GoTo CheckFileDrop
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End Try
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ReDim Preserve files_dropped(i)
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files_dropped(i) = "@OUTLOOK_MESSAGE@" & strFile
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Next
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Return True
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'Drop eines Outlook Attachments
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Dim explorer = oApp.ActiveExplorer
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If explorer IsNot Nothing AndAlso explorer.Selection IsNot Nothing AndAlso explorer.Selection.Count > 0 Then
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LOGGER?.Debug("Drop of msg (Outlook Explorer Selection)")
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For i As Integer = 1 To explorer.Selection.Count
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Dim myobj As Object = explorer.Selection.Item(i)
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If myobj Is Nothing Then Continue For
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SaveMailItemToTemp(myobj)
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Next
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Return True
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Else
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Dim inspector = oApp.ActiveInspector
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If inspector IsNot Nothing AndAlso inspector.CurrentItem IsNot Nothing Then
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LOGGER?.Debug("Drop of msg (ActiveInspector.CurrentItem) Fallback")
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SaveMailItemToTemp(inspector.CurrentItem)
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Return True
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Else
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LOGGER?.Warn("Outlook: Keine Auswahl im Explorer und kein ActiveInspector.CurrentItem verfügbar.")
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' Namen loggen – aber zurück zum FileDrop-Fallback
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If hasFileNameW Then
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Dim namesObj As Object = e.Data.GetData(If(e.Data.GetDataPresent("FileNameW"), "FileNameW", "FileName"), True)
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Dim names As String() = TryCast(namesObj, String())
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If names Is Nothing Then
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Dim nameSingle As String = TryCast(namesObj, String)
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If Not String.IsNullOrWhiteSpace(nameSingle) Then
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LOGGER?.Warn("Vorgeschlagener Name (ohne Inhalt): " & nameSingle)
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End If
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Else
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LOGGER?.Warn("Vorgeschlagene Namen (ohne Inhalt): " & String.Join("; ", names))
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End If
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End If
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GoTo CheckFileDrop
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End If
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End If
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Catch ex As System.Exception
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LOGGER?.Warn("Outlook MSG-Drop Fehler: " & ex.Message)
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End Try
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End If
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Catch ex As Exception
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CheckFileDrop:
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'4) Filesystem FileDrop (klassisch ODER WebView2 delayed rendering)
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If hasFileDrop Then
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If HandleFileDrop(e) Then Return True
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ScheduleOutlookComFallback()
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Return True
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End If
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'5) SCAN-StringFormat
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If e.Data.GetDataPresent(DataFormats.StringFormat) Then
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Dim Wert As String = TryCast(e.Data.GetData(DataFormats.StringFormat), String)
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If Not String.IsNullOrEmpty(Wert) Then
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Dim idx As Integer = files_dropped.Length
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ReDim Preserve files_dropped(idx)
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files_dropped(idx) = "@SCAN@" & Wert
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Return True
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End If
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End If
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Catch ex As System.Exception
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MsgBox("Unexpected Error in Drop_File: " & ex.Message, MsgBoxStyle.Critical)
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End Try
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If e.Data.GetDataPresent(DataFormats.StringFormat) Then
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Dim Wert As String = CType(e.Data.GetData(DataFormats.StringFormat), Object)
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Console.WriteLine(Wert)
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ReDim Preserve files_dropped(0)
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files_dropped(0) = "@SCAN@" & Wert
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Return True
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End If
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LOGGER?.Warn("Drop_File: Kein extrahierbarer Inhalt. Bitte Attachment aus der Nachrichtenliste ziehen oder zunächst speichern.")
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Return False
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End Function
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' FileDrop defensiv behandeln – erst ohne, dann mit autoConvert
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Private Shared Function HandleFileDrop(e As DragEventArgs) As Boolean
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Try
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' Versuch1: ohne AutoConvert
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Dim rawObj As Object = e.Data.GetData(DataFormats.FileDrop)
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Dim rawFiles As String() = TryCast(rawObj, String())
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If Not (rawFiles Is Nothing OrElse rawFiles.Length = 0) Then
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For Each f In rawFiles
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LOGGER?.Info("FileDrop (raw) - File: " & f)
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AppendDroppedFile("@DROPFROMFSYSTEM@", f)
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Next
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Return True
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End If
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' Versuch2: mit AutoConvert (delayed rendering)
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Dim convObj As Object = e.Data.GetData(DataFormats.FileDrop, True)
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Dim convFiles As String() = TryCast(convObj, String())
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If Not (convFiles Is Nothing OrElse convFiles.Length = 0) Then
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For Each f In convFiles
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LOGGER?.Info("FileDrop (autoConvert) - File: " & f)
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AppendDroppedFile("@DROPFROMFSYSTEM@", f)
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Next
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Return True
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End If
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LOGGER?.Warn("FileDrop vorhanden, aber keine Dateien (raw/autoConvert leer).")
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Return False
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Catch ex As System.Exception
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LOGGER?.Warn("HandleFileDrop Fehler: " & ex.Message)
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Return False
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End Try
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End Function
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Private Shared Sub AppendDroppedFile(prefix As String, filePath As String)
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Dim idx As Integer = files_dropped.Length
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ReDim Preserve files_dropped(idx)
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files_dropped(idx) = prefix & filePath
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End Sub
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Private Shared Sub SaveMailItemToTemp(ByVal mailObj As Object)
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Dim subj As String = ""
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Try
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subj = mailObj.Subject
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Catch
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subj = "NO_SUBJECT"
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End Try
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If String.IsNullOrWhiteSpace(subj) Then subj = "NO_SUBJECT"
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Dim safeName = subj.Replace("\", "-").Replace("/", "-").Replace(":", "") _
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.Replace("?", "").Replace("!", "").Replace("%", "").Replace("$", "")
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Dim strFile As String = IO.Path.Combine(Path.GetTempPath(), safeName & ".msg")
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LOGGER?.Info("Drop of msg - File:" & strFile)
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Try
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mailObj.SaveAs(strFile)
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AppendDroppedFile("@OUTLOOK_MESSAGE@", strFile)
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Catch ex As System.Exception
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MsgBox("Error in Save Email2Tempfile" & vbNewLine & ex.Message, MsgBoxStyle.Critical)
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End Try
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End Sub
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Private Shared Sub ScheduleOutlookComFallback()
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Try
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Dim t As New Threading.Thread(
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Sub()
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Try
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Threading.Thread.Sleep(200)
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Dim maxRetries As Integer = 10
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Dim saved As Boolean = False
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For attempt As Integer = 1 To maxRetries
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If TrySaveSelectedMailViaOutlook() Then
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LOGGER?.Info("Outlook COM Fallback: Mail gespeichert. Versuch " & attempt)
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saved = True
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Exit For
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End If
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LOGGER?.Debug("Outlook COM Fallback: Keine Auswahl, Retry " & attempt)
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Threading.Thread.Sleep(200)
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Next
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If saved Then
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' UI-Thread benachrichtigen
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Dim uiForm = If(System.Windows.Forms.Application.OpenForms.Count > 0, System.Windows.Forms.Application.OpenForms(0), Nothing)
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If uiForm IsNot Nothing Then
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uiForm.BeginInvoke(
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Sub()
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Try
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RaiseEvent FilesDroppedReady(files_dropped)
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Catch ex2 As System.Exception
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LOGGER?.Warn("FilesDroppedReady Invoke Fehler: " & ex2.Message)
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End Try
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End Sub)
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Else
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' Falls kein Form verfügbar, zumindest Event auslösen (Listener müssen ggf. selbst marshalen)
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RaiseEvent FilesDroppedReady(files_dropped)
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End If
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Else
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LOGGER?.Warn("Outlook COM Fallback: Nach Retries keine Mail gespeichert.")
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End If
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Catch ex As System.Exception
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LOGGER?.Warn("Outlook COM Fallback Thread Fehler: " & ex.Message)
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End Try
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End Sub
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)
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t.IsBackground = True
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t.SetApartmentState(Threading.ApartmentState.STA)
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t.Start()
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Catch ex As System.Exception
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LOGGER?.Warn("ScheduleOutlookComFallback Fehler: " & ex.Message)
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End Try
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End Sub
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Private Shared Function TrySaveSelectedMailViaOutlook() As Boolean
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Try
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Dim oApp As Outlook.Application = Nothing
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Try
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oApp = New Outlook.Application()
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Catch ex As System.Exception
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LOGGER?.Warn("Outlook COM Init fehlgeschlagen: " & ex.Message)
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Return False
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End Try
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Dim savedAny As Boolean = False
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Dim inspector = oApp.ActiveInspector
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If inspector IsNot Nothing AndAlso inspector.CurrentItem IsNot Nothing Then
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LOGGER?.Debug("Fallback: ActiveInspector.CurrentItem speichern")
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SaveMailItemToTemp(inspector.CurrentItem)
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savedAny = True
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End If
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If Not savedAny Then
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Dim explorer = oApp.ActiveExplorer
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If explorer IsNot Nothing AndAlso explorer.Selection IsNot Nothing AndAlso explorer.Selection.Count > 0 Then
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LOGGER?.Debug("Fallback: Explorer.Selection speichern")
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For i As Integer = 1 To explorer.Selection.Count
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Dim myobj As Object = explorer.Selection.Item(i)
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If myobj Is Nothing Then Continue For
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SaveMailItemToTemp(myobj)
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savedAny = True
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Next
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End If
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End If
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Return savedAny
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Catch ex As System.Exception
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LOGGER?.Warn("TrySaveSelectedMailViaOutlook Fehler: " & ex.Message)
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Return False
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End Try
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End Function
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Public Shared Sub Drag_enter(e As DragEventArgs)
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Try
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My.Settings.WD_INDEXDOKART_SAVE = ""
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If e.Data.GetDataPresent(DataFormats.FileDrop) Then
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e.Effect = DragDropEffects.All
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LOGGER.Debug("DragEnter ... SimpleFileDrop")
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'frmForm_Constructor_Main_2.tslblStatusMain_show(True, "DragEnter ... SimpleFileDrop")
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ElseIf (e.Data.GetDataPresent("FileGroupDescriptor")) AndAlso (e.Data.GetDataPresent("FileContents")) Then
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Dim hasOutlookUnicode As Boolean = e.Data.GetDataPresent("FileGroupDescriptorW")
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Dim hasOutlookAnsi As Boolean = e.Data.GetDataPresent("FileGroupDescriptor")
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Dim hasOutlookDescriptor As Boolean = hasOutlookUnicode OrElse hasOutlookAnsi
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Dim hasChromiumMime As Boolean = e.Data.GetDataPresent("Chromium Web Custom MIME Data Format")
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Dim hasFileNameW As Boolean = e.Data.GetDataPresent("FileNameW") OrElse e.Data.GetDataPresent("FileName")
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Dim hasOutlookLike As Boolean = hasOutlookDescriptor OrElse hasChromiumMime OrElse hasFileNameW
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Dim hasFileDrop As Boolean = e.Data.GetDataPresent(DataFormats.FileDrop)
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If hasOutlookLike Then
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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
|
||||
LOGGER?.Debug("DragEnter ... Outlook/WebView2 erkannt (Descriptor/Chromium/FileNameW)")
|
||||
ElseIf hasFileDrop Then
|
||||
e.Effect = DragDropEffects.Copy
|
||||
'frmForm_Constructor_Main_2.tslblStatusMain_show(True, "DragEnter ... OutlookMessage")
|
||||
LOGGER.Debug("DragEnter ... OutlookMessage")
|
||||
LOGGER?.Debug("DragEnter ... SimpleFileDrop")
|
||||
Else
|
||||
'otherwise, do not handle
|
||||
e.Effect = DragDropEffects.Copy
|
||||
'frmForm_Constructor.tslblStatusMain_show(True, "DragEnter ... Other FileFormat")
|
||||
LOGGER.Debug("DragEnter ... Other FileFormat")
|
||||
e.Effect = DragDropEffects.None
|
||||
LOGGER?.Debug("DragEnter ... Other FileFormat")
|
||||
End If
|
||||
Catch ex As Exception
|
||||
|
||||
LOGGER?.Debug("DragEnter Formats: " & String.Join(", ", e.Data.GetFormats()))
|
||||
Catch ex As System.Exception
|
||||
|
||||
End Try
|
||||
End Sub
|
||||
|
||||
|
||||
End Class
|
||||
|
||||
Reference in New Issue
Block a user