Getini & writeini sans api

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Contenu du snippet

Ce code permet de lire et écrire dans les fichiers de configuration (INI ou INF) sans utilisation des API dédiés à celà.

Source / Exemple : 


Function ChangeCaractere(ByVal sTarget As String, sSearch As String, sNew As String) As String
    Dim p As Integer
    Do
        p = InStr(sTarget, sSearch)
        If p Then
            sTarget = Left(sTarget, p - 1) + sNew + Mid(sTarget, p + Len(sSearch))
        End If
    Loop While p
    ChangeCaractere = sTarget
End Function

Public Function GetFile(Filename As String)
Dim a As Long
a = FreeFile()
Open Filename For Input As #a
     GetFile = Input(LOF(a), a)
Close #a
End Function

Public Function GetFileExist(Filename As String) As Boolean
On Error GoTo Erreur
FileLen (Filename)
GetFileExist = True
Exit Function
Erreur:
GetFileExist = False
End Function

Public Function SetFile(Filename As String, Texte As String)
Open Filename For Output As #1
Print #1, Texte
Close #1
End Function

Public Function GetNumberFileLine(Filename As String)
Dim b As Long
Open Filename For Input As #1
While Not EOF(1)
  Input #1, a$
  b = b + 1
Wend
Close #1
GetNumberFileLine = b
End Function

Public Function GetFileLine(Filename As String, Line As Long)
Dim StrLigne As String, e As Long
Open Filename For Input As #1

Do While Not EOF(1)
    e = e + 1
    Line Input #1, StrLigne
    If e = Line Then
    GetFileLine = StrLigne
    Exit Do
    End If
Loop
Close #1

End Function

Public Function GetIni(Filename As String, Contener As String, Variable As String)
Dim c As Long, i As Long, o As Long, a As Long, y As Long, Resultat As String, Fichier As String

If GetFileExist(Filename) Then
 For i = 1 To GetNumberFileLine(Filename)
  If UCase(Mid(GetFileLine(Filename, i), 1, Len(Contener) + 2)) = UCase("[" & Contener & "]") Then
   For o = i + 1 To GetNumberFileLine(Filename)
    If Mid(GetFileLine(Filename, o), 1, 1) = "[" Or o = GetNumberFileLine(Filename) Then
     For a = i To o
      If UCase(Mid(GetFileLine(Filename, a), 1, Len(Variable) + 1)) = UCase(Variable) & "=" Then
       Resultat = Mid(GetFileLine(Filename, a), 2 + Len(Variable), Len(GetFileLine(Filename, a)) - (1 + Len(Variable)))
       Exit For
      End If
     Next a
     Exit For
    End If
   Next o
   Exit For
  End If
 Next i
End If
GetIni = Resultat
End Function

Public Function WriteIni(Filename As String, Contener As String, Variable As String, Value As String)
Dim ancien As String, c As String, i As Long, o As Long, a As Long, y As Long, Resultat As String, Fichier As String

If GetFileExist(Filename) Then
 If GetFile(Filename) <> "" Then
  For i = 1 To GetNumberFileLine(Filename)
   If UCase(Mid(GetFileLine(Filename, i), 1, Len(Contener) + 2)) = UCase("[" & Contener & "]") Then
    For o = i + 1 To GetNumberFileLine(Filename)
     If Mid(GetFileLine(Filename, o), 1, 1) = "[" Or o = GetNumberFileLine(Filename) Then
      For y = i To o - 1
       If LCase(Mid(GetFileLine(Filename, y), 1, Len(Variable) + 1)) = LCase(Variable & "=") Then
        c = c & Variable & "=" & Value & Chr(13) & Chr(10)
        Else
        c = c & GetFileLine(Filename, y) & Chr(13) & Chr(10)
       End If
       ancien = ancien & GetFileLine(Filename, y) & Chr(13) & Chr(10)
      Next y
      Resultat = ChangeCaractere(GetFile(Filename), ancien, c)
      Exit For
     End If
    Next o
    Exit For
   ElseIf i = GetNumberFileLine(Filename) Then
     Resultat = GetFile(Filename) & Chr(13) & Chr(10) & "[" & Contener & "]" & Chr(13) & Chr(10) & Variable & "=" & Value
   End If
  Next i
 Else
  Resultat = "[" & Contener & "]" & Chr(13) & Chr(10) & Variable & "=" & Value
 End If
Else
 Resultat = "[" & Contener & "]" & Chr(13) & Chr(10) & Variable & "=" & Value
End If
Call SetFile(Filename, Resultat)

End Function

Conclusion :


Code non commenté, réalisé il y a longtemps dans un but d'apprentissage.

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