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 TextBox1 As System.Windows.Forms.TextBox
Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Me.TextBox1 = New System.Windows.Forms.TextBox
Me.TextBox2 = New System.Windows.Forms.TextBox
Me.SuspendLayout()
'
'TextBox1
'
Me.TextBox1.Location = New System.Drawing.Point(7, 7)
Me.TextBox1.Multiline = True
Me.TextBox1.Name = "TextBox1"
Me.TextBox1.ScrollBars = System.Windows.Forms.ScrollBars.Vertical
Me.TextBox1.Size = New System.Drawing.Size(241, 121)
Me.TextBox1.TabIndex = 0
Me.TextBox1.Text = ""
'
'TextBox2
'
Me.TextBox2.Location = New System.Drawing.Point(8, 136)
Me.TextBox2.Multiline = True
Me.TextBox2.Name = "TextBox2"
Me.TextBox2.ScrollBars = System.Windows.Forms.ScrollBars.Vertical
Me.TextBox2.Size = New System.Drawing.Size(241, 112)
Me.TextBox2.TabIndex = 1
Me.TextBox2.Text = ""
'
'Form1
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.ClientSize = New System.Drawing.Size(256, 255)
Me.Controls.Add(Me.TextBox2)
Me.Controls.Add(Me.TextBox1)
Me.Name = "Form1"
Me.Text = "UnicodeToGB"
Me.ResumeLayout(False)
End Sub
#End Region
Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged
End Sub
Private Sub TextBox1_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles TextBox1.KeyDown
If e.KeyCode = Keys.Escape Then
TextBox2.Text = UnicodeToGB(TextBox1.Text)
End If
If e.KeyCode = Keys.F1 Then
TextBox1.Text = ""
TextBox2.Text = ""
End If
End Sub
Private Function UnicodeToGB(ByVal strUnicode As String) As String
Dim GBCode As String
Dim i, j As Integer
Dim c() As String '临时变量
ReDim c(strUnicode.Length / 4) '2个字节一个中文
For j = 0 To strUnicode.Length \ 4 - 1
Dim d() As Char = strUnicode.ToCharArray(j * 4, 4)
c(j) = "&H" & CType(d, String)
c(j) = ChrW(Val(c(j)))
GBCode += c(j) '将最后的结果返回
Next
Return GBCode
End Function
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
End Sub
End Class