Imports VB = Microsoft.VisualBasic
Public Class Form1
Inherits System.Windows.Forms.Form
Private Declare Function GetTempFileName Lib "kernel32" Alias "GetTempFileNameA" (ByVal lpszPath As String, ByVal lpPrefixString As String, ByVal wUnique As Integer, ByVal lpTempFileName As String) As Integer
#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 Label1 As System.Windows.Forms.Label
Friend WithEvents Button1 As System.Windows.Forms.Button
Private Sub InitializeComponent()
Me.Label1 = New System.Windows.Forms.Label
Me.Button1 = New System.Windows.Forms.Button
Me.SuspendLayout()
'
'Label1
'
Me.Label1.Location = New System.Drawing.Point(16, 16)
Me.Label1.Name = "Label1"
Me.Label1.Size = New System.Drawing.Size(184, 23)
Me.Label1.TabIndex = 0
'
'Button1
'
Me.Button1.Location = New System.Drawing.Point(216, 16)
Me.Button1.Name = "Button1"
Me.Button1.TabIndex = 1
Me.Button1.Text = "创建"
'
'Form1
'
Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
Me.ClientSize = New System.Drawing.Size(292, 53)
Me.Controls.Add(Me.Button1)
Me.Controls.Add(Me.Label1)
Me.Name = "Form1"
Me.Text = "创建临时文件"
Me.ResumeLayout(False)
End Sub
#End Region
Private Function GetTempName(ByRef TmpFilePrefix As String) As String
Dim TempFileName As New VB.Compatibility.VB6.FixedLengthString(256)
Dim X As Integer
Dim DriveName As String
DriveName = "c:"
X = GetTempFileName(DriveName, TmpFilePrefix, 0, TempFileName.Value)
GetTempName = VB.Left(TempFileName.Value, InStr(TempFileName.Value, Chr(0)) - 1)
End Function
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim FilePrefix As String
Dim NewFile As New VB.Compatibility.VB6.FixedLengthString(256)
FilePrefix = "TMP"
NewFile.Value = GetTempName(FilePrefix)
Label1.Text = NewFile.Value
End Sub
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
End Sub
End Class
