flat.frm

Visual Basic 6 大学教程的代码

VERSION 5.00
Object = "{86CF1D34-0C5F-11D2-A9FC-0000F8754DA1}#2.0#0"; "MSCOMCT2.OCX"
Begin VB.Form frmColor 
   Caption         =   "Fig. 11.41: FlatScrollBars"
   ClientHeight    =   2820
   ClientLeft      =   6210
   ClientTop       =   3435
   ClientWidth     =   3495
   LinkTopic       =   "Form1"
   ScaleHeight     =   2820
   ScaleWidth      =   3495
   Begin VB.Frame fraStyle 
      Caption         =   "FlatScrollbar Style"
      Height          =   1215
      Left            =   360
      TabIndex        =   1
      Top             =   1440
      Width           =   2775
      Begin VB.OptionButton optOption 
         Caption         =   "2D track 3D"
         Height          =   375
         Index           =   2
         Left            =   840
         TabIndex        =   4
         Top             =   720
         Width           =   1215
      End
      Begin VB.OptionButton optOption 
         Caption         =   "Flat"
         Height          =   255
         Index           =   1
         Left            =   1680
         TabIndex        =   3
         Top             =   360
         Value           =   -1  'True
         Width           =   975
      End
      Begin VB.OptionButton optOption 
         Caption         =   "3D"
         Height          =   255
         Index           =   0
         Left            =   480
         TabIndex        =   2
         Top             =   360
         Width           =   975
      End
   End
   Begin VB.PictureBox picColor 
      Enabled         =   0   'False
      Height          =   975
      Left            =   2160
      ScaleHeight     =   915
      ScaleWidth      =   915
      TabIndex        =   0
      Top             =   240
      Width           =   975
   End
   Begin MSComCtl2.FlatScrollBar fsbScroll 
      Height          =   240
      Index           =   2
      Left            =   360
      TabIndex        =   5
      Top             =   960
      Width           =   1575
      _ExtentX        =   2778
      _ExtentY        =   423
      _Version        =   393216
      Arrows          =   65536
      Orientation     =   1179649
   End
   Begin MSComCtl2.FlatScrollBar fsbScroll 
      Height          =   240
      Index           =   1
      Left            =   360
      TabIndex        =   6
      Top             =   600
      Width           =   1575
      _ExtentX        =   2778
      _ExtentY        =   423
      _Version        =   393216
      Arrows          =   65536
      Orientation     =   1179649
   End
   Begin MSComCtl2.FlatScrollBar fsbScroll 
      Height          =   240
      Index           =   0
      Left            =   360
      TabIndex        =   7
      Top             =   240
      Width           =   1575
      _ExtentX        =   2778
      _ExtentY        =   423
      _Version        =   393216
      Arrows          =   65536
      Orientation     =   1179649
   End
End
Attribute VB_Name = "frmColor"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
' Fig. 11.41
' Demonstrating FlatScrollBars
Option Explicit         ' General Declaration

Private Sub Form_Load()
   Dim x As Integer
   
   For x = fsbScroll.LBound To fsbScroll.UBound
        
      With fsbScroll(x)
         .Min = 0              ' Minimum value
         .Max = 255            ' Maximum value
         .LargeChange = 10     ' Large change value
         .SmallChange = 1      ' Small change value
      End With
      
   Next x
   
End Sub

Private Sub fsbScroll_Change(Index As Integer)
   Dim c(2) As Integer, x As Integer
   
   ' Read value of each FlatScrollBar into array
   For x = LBound(c) To UBound(c)
      c(x) = fsbScroll(x).Value
   Next x
      
   picColor.BackColor = RGB(c(0), c(1), c(2))
End Sub

Private Sub optOption_Click(Index As Integer)
   Dim x As Integer
   
   ' Change appearance of FlatScrollBars
   For x = optOption.LBound To optOption.UBound
      fsbScroll(x).Appearance = Index
   Next x
   
End Sub