by Munim.VIP (3 Submissions)
Category: Windows API Call/Explanation
Compatability: Visual Basic 3.0
Difficulty: Intermediate
Date Added: Wed 3rd February 2021
Rating: 
(14 Votes)
Copy a file the using SHFileOperation API call so that Windows copy progress dialog appears...
API Declarations'// Please Vote 4 Me, If You Like This Code...
Private Type SHFILEOPSTRUCT
hWnd As Long
wFunc As Long
pFrom As String
pTo As String
fFlags As Integer
fAnyOperationsAborted As Boolean
hNameMappings As Long
lpszProgressTitle As String
End Type
Private Declare Function SHFileOperation Lib "shell32.dll" Alias "SHFileOperationA" (lpFileOp As SHFILEOPSTRUCT) As Long
Private Const FO_COPY = &H2
Private Const FOF_ALLOWUNDO = &H40
VBcodersPublic Sub CopyFileWindowsWay(SourceFile As String, DestinationFile As String)
Dim lngReturn As Long
Dim typFileOperation As SHFILEOPSTRUCT
With typFileOperation
.hWnd = 0
.wFunc = FO_COPY
.pFrom = SourceFile & vbNullChar & vbNullChar 'source file
.pTo = DestinationFile & vbNullChar & vbNullChar 'destination file
.fFlags = FOF_ALLOWUNDO
End With
lngReturn = SHFileOperation(typFileOperation)
If lngReturn <> 0 Then 'Operation failed
MsgBox Err.LastDllError, vbCritical Or vbOKOnly
Else 'Aborted
If typFileOperation.fAnyOperationsAborted = True Then
MsgBox "Operation Failed", vbCritical Or vbOKOnly
End If
End If
End Sub