555.frm

VB实现的工控智能仪表编程,通讯控制,支持日本岛电Sr93,FP21,SR73,欧陆818,等仪表的通讯

VERSION 5.00
Begin VB.Form Form1
  Caption         = "Form1"
  ClientHeight    =24000
  ClientLeft      = 60
  ClientTop       = 345
  ClientWidth     =32000
  ClipControls    = 1
  LinkTopic       ="Form1"
  ScaleHeight     =24000
  ScaleWidth      =32000
  ShowInTaskbar   = 1
  StartUpPosition = 3 'Windows Default
End
Attribute VB_Name = Form1
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Type PointXY
  X As Long
  Y As Long
End Type

Private Const RGN_AND = 1
Private Const RGN_COPY = 5
Private Const RGN_DIFF = 4
Private Const RGN_OR = 2
Private Const RGN_XOR = 3

Private Declare Function CreateRectRgn Lib "gdi32" Alias "CreateRectRgn" (ByVal X1 As Long, ByVal Y1 As Long, ByVal X2 As Long, ByVal Y2 As Long) As Long
Private Declare Function CombineRgn Lib "gdi32" Alias "CombineRgn" (ByVal hDestRgn As Long, ByVal hSrcRgn1 As Long, ByVal hSrcRgn2 As Long, ByVal nCombineMode As Long) As Long
Private Declare Function SetWindowRgn Lib "user32" Alias "SetWindowRgn" (ByVal hWnd As Long, ByVal hRgn As Long, ByVal bRedraw As Boolean) As Long
Private Declare Function CreatePolygonRgn Lib "gdi32" Alias "CreatePolygonRgn" (lpPoint As PointXY, ByVal nCount As Long, ByVal nPolyFillMode As Long) As Long

Private Sub Form_Activate()
  Call DrawShape()
End Sub

'And here's the precedure which creates the shape of the form

Private Sub DrawShape()
  Dim Points(490) As PointXY
  hRgn& = CreateRectRgn(0, 0, 0, 0)
  SetWindowRgn Me.hWnd, hRgn&, True
End sub