AssociaFileico

'Associare un nome di File ad un'icona

'***************************************************************

Public Const HKEY_CLASSES_ROOT = &H80000000
Public Const HKEY_CURRENT_USER = &H80000001
Public Const HKEY_LOCAL_MACHINE = &H80000002
Public Const HKEY_USERS = &H80000003
Public Const HKEY_PERFORMANCE_DATA = &H80000004
Public Const ERROR_SUCCESS = 0&
Declare Function RegCloseKey Lib "advapi32.dll" (ByVal Hkey As Long) As Long
Declare Function RegCreateKey Lib "advapi32.dll" Alias "RegCreateKeyA" (ByVal Hkey As Long, ByVal lpSubKey As String, phkResult As Long) As Long
Declare Function RegDeleteKey Lib "advapi32.dll" Alias "RegDeleteKeyA" (ByVal Hkey As Long, ByVal lpSubKey As String) As Long
Declare Function RegDeleteValue Lib "advapi32.dll" Alias "RegDeleteValueA" (ByVal Hkey As Long, ByVal lpValueName As String) As Long
Declare Function RegOpenKey Lib "advapi32.dll" Alias "RegOpenKeyA" (ByVal Hkey As Long, ByVal lpSubKey As String, phkResult As Long) As Long
Declare Function RegQueryValueEx Lib "advapi32.dll" Alias "RegQueryValueExA" (ByVal Hkey As Long, ByVal lpValueName As String, ByVal lpReserved As Long, lpType As Long, lpData As Any, lpcbData As Long) As Long
Declare Function RegSetValueEx Lib "advapi32.dll" Alias "RegSetValueExA" (ByVal Hkey As Long, ByVal lpValueName As String, ByVal Reserved As Long, ByVal dwType As Long, lpData As Any, ByVal cbData As Long) As Long
Public Const REG_SZ = 1
Public Const REG_DWORD = 4
'In un modulo

Public Sub savekey(Hkey As Long, strPath As String)
Dim keyhand&
r = RegCreateKey(Hkey, strPath, keyhand&)
r = RegCloseKey(keyhand&)
End Sub

Public Function getstring(Hkey As Long, strPath As String, strValue As String)
Dim keyhand As Long
Dim datatype As Long
Dim lResult As Long
Dim strBuf As String
Dim lDataBufSize As Long
Dim intZeroPos As Integer
r = RegOpenKey(Hkey, strPath, keyhand)
lResult = RegQueryValueEx(keyhand, strValue, 0&, lValueType, ByVal 0&, lDataBufSize)
If lValueType = REG_SZ Then
strBuf = String(lDataBufSize, " ")
lResult = RegQueryValueEx(keyhand, strValue, 0&, 0&, ByVal strBuf, lDataBufSize)
If lResult = ERROR_SUCCESS Then
intZeroPos = InStr(strBuf, Chr$(0))
If intZeroPos > 0 Then
getstring = Left$(strBuf, intZeroPos - 1)
Else
getstring = strBuf
End If
End If
End If
End Function

Public Sub savestring(Hkey As Long, strPath As String, strValue As String, strdata As String)
Dim keyhand As Long
Dim r As Long
r = RegCreateKey(Hkey, strPath, keyhand)
r = RegSetValueEx(keyhand, strValue, 0, REG_SZ, ByVal strdata, Len(strdata))
r = RegCloseKey(keyhand)
End Sub

Function getdword(ByVal Hkey As Long, ByVal strPath As String, ByVal strValueName As String) As Long
Dim lResult As Long
Dim lValueType As Long
Dim lBuf As Long
Dim lDataBufSize As Long
Dim r As Long
Dim keyhand As Long
r = RegOpenKey(Hkey, strPath, keyhand)
lDataBufSize = 4
lResult = RegQueryValueEx(keyhand, strValueName, 0&, lValueType, lBuf, lDataBufSize)
If lResult = ERROR_SUCCESS Then
If lValueType = REG_DWORD Then
getdword = lBuf
End If
End If
r = RegCloseKey(keyhand)
End Function

Function SaveDword(ByVal Hkey As Long, ByVal strPath As String, ByVal strValueName As String, ByVal lData As Long)
Dim lResult As Long
Dim keyhand As Long
Dim r As Long
r = RegCreateKey(Hkey, strPath, keyhand)
lResult = RegSetValueEx(keyhand, strValueName, 0&, REG_DWORD, lData, 4)
r = RegCloseKey(keyhand)
End Function

Public Function DeleteKey(ByVal Hkey As Long, ByVal strKey As String)
Dim r As Long
r = RegDeleteKey(Hkey, strKey)
End Function

Public Function DeleteValue(ByVal Hkey As Long, ByVal strPath As String, ByVal strValue As String)
Dim keyhand As Long
r = RegOpenKey(Hkey, strPath, keyhand)
r = RegDeleteValue(keyhand, strValue)
r = RegCloseKey(keyhand)
End Function

'Nel Form:

Private Declare Function fCreateShellLink Lib "STKIT432.DLL" (ByVal _
lpstrFolderName As String, ByVal lpstrLinkName As String, ByVal _
lpstrLinkPath As String, ByVal lpstrLinkArgs As String) As Long
Private Sub Form_Load()
Dim strString As String
Dim lngDword As Long
If Command$ <> "%1" Then
MsgBox (Command$ & " is the file you need to open!"), vbInformation
'Aggiunge sulla cartella dei file Recenti

lReturn = fCreateShellLink("..\..\Recent", _
Command$, Command$, "")
End If
'crea una entry nella class key

Call savestring(HKEY_CLASSES_ROOT, "\.xyz", "", "xyzfile")

'tipo

Call savestring(HKEY_CLASSES_ROOT, "\.xyz", "Content Type", "text/plain")
'nome

Call savestring(HKEY_CLASSES_ROOT, "\xyzfile", "", "This is where you Type the description For these files")
'edit flags

Call SaveDword(HKEY_CLASSES_ROOT, "\xyzfile", "EditFlags", "0000")
'icona

Call savestring(HKEY_CLASSES_ROOT, "\xyzfile\DefaultIcon", "", App.Path & "\ICON.ico")
'Shell

Call savestring(HKEY_CLASSES_ROOT, "\xyzfile\Shell", "", "")
'Shell Open

Call savestring(HKEY_CLASSES_ROOT, "\xyzfile\Shell\Open", "", "")
'Shell open command

Call savestring(HKEY_CLASSES_ROOT, "\xyzfile\Shell\Open\command", "", App.Path
&"\Project1.exe %1")
End Sub