form1.vb

这是一本用Visual Studio.NET进行多媒体编程的读物

Option Strict Off
Option Explicit On
Friend Class Form1
	Inherits System.Windows.Forms.Form
#Region "Windows 窗体设计器生成的代码"
	Public Sub New()
		MyBase.New()
		If m_vb6FormDefInstance Is Nothing Then
			If m_InitializingDefInstance Then
				m_vb6FormDefInstance = Me
			Else
				Try 
					'对于启动窗体，所创建的第一个实例为默认实例。
					If System.Reflection.Assembly.GetExecutingAssembly.EntryPoint.DeclaringType Is Me.GetType Then
						m_vb6FormDefInstance = Me
					End If
				Catch
				End Try
			End If
		End If
		'此调用是 Windows 窗体设计器所必需的。
		InitializeComponent()
	End Sub
	'窗体重写处置，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.Container
	Public ToolTip1 As System.Windows.Forms.ToolTip
	Public WithEvents Timer1 As System.Windows.Forms.Timer
	Public WithEvents Label1 As System.Windows.Forms.Label
	'注意：以下过程是 Windows 窗体设计器所必需的
	'可以使用 Windows 窗体设计器来修改它。
	'不要使用代码编辑器来修改它。
	<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
		Me.components = New System.ComponentModel.Container()
		Me.ToolTip1 = New System.Windows.Forms.ToolTip(components)
		Me.ToolTip1.Active = True
		Me.Timer1 = New System.Windows.Forms.Timer(components)
		Me.Label1 = New System.Windows.Forms.Label
		Me.StartPosition = System.Windows.Forms.FormStartPosition.Manual
		Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None
		Me.Text = "Form1"
		Me.ClientSize = New System.Drawing.Size(667, 596)
		Me.Location = New System.Drawing.Point(335, 161)
		Me.ForeColor = System.Drawing.Color.Red
		Me.ShowInTaskbar = False
		Me.WindowState = System.Windows.Forms.FormWindowState.Maximized
		Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
		Me.BackColor = System.Drawing.SystemColors.Control
		Me.ControlBox = True
		Me.Enabled = True
		Me.KeyPreview = False
		Me.MaximizeBox = True
		Me.MinimizeBox = True
		Me.Cursor = System.Windows.Forms.Cursors.Default
		Me.RightToLeft = System.Windows.Forms.RightToLeft.No
		Me.HelpButton = False
		Me.Name = "Form1"
		Me.Timer1.Interval = 60
		Me.Timer1.Enabled = True
		Me.Label1.TextAlign = System.Drawing.ContentAlignment.TopCenter
		Me.Label1.Text = "1"
		Me.Label1.ForeColor = System.Drawing.Color.Red
		Me.Label1.Size = New System.Drawing.Size(6, 13)
		Me.Label1.Location = New System.Drawing.Point(496, 56)
		Me.Label1.TabIndex = 0
		Me.Label1.BackColor = System.Drawing.Color.Transparent
		Me.Label1.Enabled = True
		Me.Label1.Cursor = System.Windows.Forms.Cursors.Default
		Me.Label1.RightToLeft = System.Windows.Forms.RightToLeft.No
		Me.Label1.UseMnemonic = True
		Me.Label1.Visible = True
		Me.Label1.AutoSize = True
		Me.Label1.BorderStyle = System.Windows.Forms.BorderStyle.None
		Me.Label1.Name = "Label1"
		Me.Controls.Add(Label1)
	End Sub
#End Region 
#Region "升级支持"
	Private Shared m_vb6FormDefInstance As Form1
	Private Shared m_InitializingDefInstance As Boolean
	Public Shared Property DefInstance() As Form1
		Get
			If m_vb6FormDefInstance Is Nothing OrElse m_vb6FormDefInstance.IsDisposed Then
				m_InitializingDefInstance = True
				m_vb6FormDefInstance = New Form1()
				m_InitializingDefInstance = False
			End If
			DefInstance = m_vb6FormDefInstance
		End Get
		Set
			m_vb6FormDefInstance = Value
		End Set
	End Property
#End Region 
	Dim tm As Short
	
	Private Sub Form1_Load(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles MyBase.Load
		tm = 0
		Label1.Font = VB6.FontChangeSize(Label1.Font, 3)
		Label1.Top = VB6.TwipsToPixelsY(600)
		Label1.Text = "伟大的中华人民共和国万岁"
	End Sub
	
	Private Sub Form1_MouseMove(ByVal eventSender As System.Object, ByVal eventArgs As System.Windows.Forms.MouseEventArgs) Handles MyBase.MouseMove
		Dim Button As Short = eventArgs.Button \ &H100000
		Dim Shift As Short = System.Windows.Forms.Control.ModifierKeys \ &H10000
		Dim X As Single = VB6.PixelsToTwipsX(eventArgs.X)
		Dim Y As Single = VB6.PixelsToTwipsY(eventArgs.Y)
		Dim n As String
		If tm > 5 Then
			Do 
				n = InputBox("请输入口令：", "口令录窗口")
				If n = "libo" Then
					End
				Else
					n = ""
				End If
			Loop 
		End If
	End Sub
	
	Private Sub Timer1_Tick(ByVal eventSender As System.Object, ByVal eventArgs As System.EventArgs) Handles Timer1.Tick
		tm = tm + 1
		Label1.Font = VB6.FontChangeName(Label1.Font, "tohoma")
		Label1.Visible = True
		If tm < 40 Then
			Label1.Font = VB6.FontChangeSize(Label1.Font, Label1.Font.SizeInPoints + tm / 20)
			Label1.Top = VB6.TwipsToPixelsY(VB6.PixelsToTwipsY(Label1.Top) + tm * 6)
		Else
			tm = 0
			Label1.Font = VB6.FontChangeSize(Label1.Font, 3)
			Label1.Top = VB6.TwipsToPixelsY(600)
		End If
	End Sub
End Class