frmmmgl.frm

DES算法单机版

VERSION 5.00
Begin VB.Form frmmmgl 
   Caption         =   "密钥管理"
   ClientHeight    =   3945
   ClientLeft      =   1635
   ClientTop       =   1740
   ClientWidth     =   6690
   LinkTopic       =   "Form1"
   ScaleHeight     =   3945
   ScaleWidth      =   6690
   Begin VB.TextBox Text2 
      Height          =   375
      Left            =   1920
      TabIndex        =   4
      Top             =   2640
      Width           =   2175
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Left            =   1920
      TabIndex        =   3
      Top             =   1560
      Width           =   2175
   End
   Begin VB.CommandButton Command3 
      BackColor       =   &H80000013&
      Caption         =   "确定"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9.75
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   450
      Left            =   2520
      Style           =   1  'Graphical
      TabIndex        =   1
      Top             =   3360
      Width           =   855
   End
   Begin VB.CommandButton Command2 
      BackColor       =   &H80000013&
      Caption         =   "取消"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9.75
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   450
      Left            =   3720
      Style           =   1  'Graphical
      TabIndex        =   0
      Top             =   3360
      Width           =   855
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "低二十八位密钥："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   285
      Left            =   1920
      TabIndex        =   5
      Top             =   2160
      Width           =   2280
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "高二十八位密钥："
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   285
      Left            =   1920
      TabIndex        =   2
      Top             =   1080
      Width           =   2280
   End
End
Attribute VB_Name = "frmmmgl"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Sub Command2_Click()
Unload Me
frmmain.Show
End Sub

Private Sub Command3_Click()
ChDir "d:\encryption"
Open "mmtemp" For Binary As #1
Dim kk1 As Variant
kk1 = Val(Text1.Text)
Put #1, 1, kk1
kk1 = Val(Text2.Text)
Put #1, , kk1
Close #1
Unload Me
frmmain.Show
End Sub

Private Sub Form_Load()
Open "mmtemp" For Binary As #1
Dim kk1 As Variant
Get #1, , kk1
Text1.Text = Str(kk1)
Get #1, , kk1
Text2.Text = Str(kk1)
Close #1
If (Val(Text1.Text) < 2 ^ 32 And Val(Text2.Text) < 2 ^ 32 And (Val(Text1.Text) > 0 Or Val(Text2.Text) > 0)) Then
    Command3.Enabled = True
Else
    Command3.Enabled = False
End If
End Sub

Private Sub Text1_Change()
If (Val(Text1.Text) < 2 ^ 32 And Val(Text2.Text) < 2 ^ 32 And (Val(Text1.Text) > 0 Or Val(Text2.Text) > 0)) Then
    Command3.Enabled = True
Else
    Command3.Enabled = False
End If
End Sub

Private Sub Text2_Change()
If (Val(Text1.Text) < 2 ^ 32 And Val(Text2.Text) < 2 ^ 32 And (Val(Text1.Text) > 0 Or Val(Text2.Text) > 0)) Then
    Command3.Enabled = True
Else
    Command3.Enabled = False
End If

End Sub