form2.frm

采用VB编写的一个电路分析系统

VERSION 5.00
Begin VB.Form currentform 
   BackColor       =   &H00FFC0C0&
   BorderStyle     =   1  'Fixed Single
   Caption         =   "电流表"
   ClientHeight    =   885
   ClientLeft      =   9285
   ClientTop       =   7995
   ClientWidth     =   2505
   Icon            =   "Form2.frx":0000
   LinkTopic       =   "Form2"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   885
   ScaleWidth      =   2505
   ShowInTaskbar   =   0   'False
   Visible         =   0   'False
   Begin VB.CheckBox Check1 
      BackColor       =   &H00FFC0C0&
      Caption         =   "启用"
      Height          =   495
      Left            =   1440
      TabIndex        =   1
      ToolTipText     =   "请将鼠标放在支路上选取"
      Top             =   480
      Width           =   855
   End
   Begin VB.ComboBox Combo1 
      Height          =   300
      ItemData        =   "Form2.frx":0CCA
      Left            =   0
      List            =   "Form2.frx":0CD7
      TabIndex        =   0
      Text            =   "A"
      Top             =   600
      Width           =   1095
   End
   Begin VB.Label Label1 
      Alignment       =   1  'Right Justify
      BackColor       =   &H00FFFFFF&
      Caption         =   " 0"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   0
      TabIndex        =   4
      Tag             =   "0"
      Top             =   0
      Width           =   1815
   End
   Begin VB.Label Label2 
      BackColor       =   &H00FFFFFF&
      Caption         =   " A"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   18
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   1800
      TabIndex        =   3
      Top             =   0
      Width           =   495
   End
   Begin VB.Label Label3 
      BackColor       =   &H00FFC0C0&
      Caption         =   "电流单位："
      Height          =   255
      Left            =   0
      TabIndex        =   2
      Top             =   370
      Width           =   975
   End
End
Attribute VB_Name = "currentform"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Declare Function SetWindowPos Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal X As Long, ByVal Y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long
Dim retvalue As Long
Private hMenu As Long

Dim temp As Long

Private Sub Combo1_Click()
If Combo1.ListIndex = 1 Then
Label2.Caption = "mA"
temp = 1000
ElseIf Combo1.ListIndex = 2 Then
Label2.Caption = "uA"
temp = 1000000
Else:
Label2.Caption = " A"
temp = 1
End If
Call settext(Label1.Tag)
End Sub


Private Sub Form_Load()
 retvalue = SetWindowPos(Me.hwnd, -1, Me.CurrentX, Me.CurrentY, 160, 85, &H40)
    '置中窗体
    Me.Move (Screen.Width - Me.Width) / 2, (Screen.Height - Me.Height) / 2
'------------------------------------------------------
temp = 1
End Sub

Private Sub Form_Unload(cancel As Integer)
If formstate = 0 Then
cancel = 1
Me.Hide
Else
cancel = 0
End If
End Sub
Public Sub settext(values As Single)
Label1.Tag = values
Label1.Caption = FormatNumber(values * temp, 8)
End Sub