form1.vb

Visual.Basic.NET实用编程百例-47.6M.zip

Public Class Form1
    Inherits System.Windows.Forms.Form

#Region " Windows 窗体设计器生成的代码 "

    Public Sub New()
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化

    End Sub

    '窗体重写 dispose 以清理组件列表。
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Windows 窗体设计器所必需的
    Private components As System.ComponentModel.IContainer

    '注意: 以下过程是 Windows 窗体设计器所必需的
    '可以使用 Windows 窗体设计器修改此过程。
    '不要使用代码编辑器修改它。
    Friend WithEvents Button1 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Button1 = New System.Windows.Forms.Button
        Me.SuspendLayout()
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(80, 48)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(128, 128)
        Me.Button1.TabIndex = 0
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(296, 245)
        Me.Controls.Add(Me.Button1)
        Me.Name = "Form1"
        Me.Text = "会变背景图片的按钮"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim mypath As String
        '建立相对路径字符串
        mypath = Application.StartupPath
        '取得相对路径
        Button1.BackgroundImage = Drawing.Image.FromFile(mypath & "\1.gif")
        '该按钮装载图片背景1

    End Sub
    Private Sub Button1_MouseEnter(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.MouseEnter
        Dim mypath As String
        '建立相对路径字符串
        mypath = Application.StartupPath
        '取得相对路径
        Button1.BackgroundImage = Drawing.Image.FromFile(mypath & "\2.gif")
        '该按钮装载图片背景2
    End Sub
    Private Sub Button1_MouseLeave(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.MouseLeave
        Dim mypath As String
        '建立相对路径字符串
        mypath = Application.StartupPath
        '取得相对路径
        Button1.BackgroundImage = Drawing.Image.FromFile(mypath & "\1.gif")
        '该按钮装载的图片背景1
    End Sub

End Class