Visual Basic Programming Code Examples

Visual Basic > Code Snippets

Detect if media in drive



Detect if media in drive


'Add 1 CommandButton and 1 DriveListBox to your form. 
'Choose in the DriveListBox the drive you want to detect, and press the button. 


Declare Function GetVolumeInformation Lib "kernel32" Alias "GetVolumeInformationA" _ 
(ByVal lpRootPathName As String, ByVal lpVolumeNameBuffer As String, ByVal _ 
nVolumeNameSize As Long, lpVolumeSerialNumber As Long, _ 
lpMaximumComponentLength As Long, lpFileSystemFlags As Long, ByVal _ lpFileSystemNameBuffer As String, _ 
ByVal nFileSystemNameSize As Long) As Long 



Private Sub Command1_Click() 
erg& = GetVolumeInformation(Drive1.Drive, VolName$, 127&, VolNumber&, MCM&, FSF&, FSys$, 127&) 
If erg& = 0 Then 
MsgBox "There is no media in the drive" 
Else 
MsgBox "There is media in the drive" 
End If 
End Sub