2013-09-19 2 views
0

Я делаю программу, когда при вводе имени профиля (в TextBox1) и нажмите кнопку «Добавить». Я хочу, чтобы он добавил все, что было введено TextBox1, в другое текстовое поле (TextBox2) в другой форме, открытой в фоновом режиме. Другая форма называется addnake (не спрашивайте). Я не получаю ошибок сборки, но текстовое поле в форме addnake (TextBox2) не изменяется. Это мой код в нажатии кнопки:Visual Studio Изменение текстового поля на другой форме

 Dim newsnake As New addsnake 
     TextBox1.Text = newsnake.TextBox2.Text 

И да, у меня есть оба текстовых поля, установленных в Public.

Первая форма (newprofile)

Imports System.Data.OleDb 
Imports System.Data.SqlClient 
Imports System.Data.SqlClient.SqlClientPermission 
Public Class NewProfile 
Inherits System.Windows.Forms.Form 
Dim newsnake As addsnake 

#Region " Windows Form Designer generated code " 

    Public Sub New() 
     MyBase.New() 

     'This call is required by the Windows Form Designer. 
     InitializeComponent() 
     newsnake = New addsnake 
     'Add any initialization after the InitializeComponent() call 

    End Sub 

    'Form overrides dispose to clean up the component list. 
    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 

    'Required by the Windows Form Designer 
    Private components As System.ComponentModel.IContainer 

    'NOTE: The following procedure is required by the Windows Form Designer 
    'It can be modified using the Windows Form Designer. 
    'Do not modify it using the code editor. 
    Friend WithEvents Label1 As System.Windows.Forms.Label 
    Friend WithEvents Button1 As System.Windows.Forms.Button 
    Friend WithEvents Button2 As System.Windows.Forms.Button 
    Friend WithEvents OleDbSelectCommand1 As System.Data.OleDb.OleDbCommand 
    Friend WithEvents OleDbInsertCommand1 As System.Data.OleDb.OleDbCommand 
    Friend WithEvents OleDbUpdateCommand1 As System.Data.OleDb.OleDbCommand 
    Friend WithEvents OleDbDeleteCommand1 As System.Data.OleDb.OleDbCommand 
    Friend WithEvents OleDbConnection1 As System.Data.OleDb.OleDbConnection 
    Friend WithEvents OleDbDataAdapter1 As System.Data.OleDb.OleDbDataAdapter 
    Friend WithEvents Dataset11 As TestFeedingChart.Dataset1 
    Public WithEvents TextBox1 As System.Windows.Forms.TextBox 
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() 
     Me.Label1 = New System.Windows.Forms.Label 
     Me.TextBox1 = New System.Windows.Forms.TextBox 
     Me.Button1 = New System.Windows.Forms.Button 
     Me.Button2 = New System.Windows.Forms.Button 
     Me.OleDbSelectCommand1 = New System.Data.OleDb.OleDbCommand 
     Me.OleDbConnection1 = New System.Data.OleDb.OleDbConnection 
     Me.OleDbInsertCommand1 = New System.Data.OleDb.OleDbCommand 
     Me.OleDbUpdateCommand1 = New System.Data.OleDb.OleDbCommand 
     Me.OleDbDeleteCommand1 = New System.Data.OleDb.OleDbCommand 
     Me.OleDbDataAdapter1 = New System.Data.OleDb.OleDbDataAdapter 
     Me.Dataset11 = New TestFeedingChart.Dataset1 
     CType(Me.Dataset11, System.ComponentModel.ISupportInitialize).BeginInit() 
     Me.SuspendLayout() 
     ' 
     'Label1 
     ' 
     Me.Label1.Location = New System.Drawing.Point(16, 8) 
     Me.Label1.Name = "Label1" 
     Me.Label1.Size = New System.Drawing.Size(104, 16) 
     Me.Label1.TabIndex = 0 
     Me.Label1.Text = "Enter Profile Name:" 
     ' 
     'TextBox1 
     ' 
     Me.TextBox1.Location = New System.Drawing.Point(136, 8) 
     Me.TextBox1.Name = "TextBox1" 
     Me.TextBox1.Size = New System.Drawing.Size(208, 20) 
     Me.TextBox1.TabIndex = 1 
     Me.TextBox1.Text = "" 
     ' 
     'Button1 
     ' 
     Me.Button1.Location = New System.Drawing.Point(248, 32) 
     Me.Button1.Name = "Button1" 
     Me.Button1.Size = New System.Drawing.Size(96, 24) 
     Me.Button1.TabIndex = 6 
     Me.Button1.Text = "Add" 
     ' 
     'Button2 
     ' 
     Me.Button2.Location = New System.Drawing.Point(136, 32) 
     Me.Button2.Name = "Button2" 
     Me.Button2.Size = New System.Drawing.Size(96, 24) 
     Me.Button2.TabIndex = 7 
     Me.Button2.Text = "Cancel" 
     ' 
     'OleDbSelectCommand1 
     ' 
     Me.OleDbSelectCommand1.CommandText = "SELECT id, ProfileName FROM Profile" 
     Me.OleDbSelectCommand1.Connection = Me.OleDbConnection1 
     ' 
     'OleDbConnection1 
     ' 
     Me.OleDbConnection1.ConnectionString = "Jet OLEDB:Global Partial Bulk Ops=2;Jet OLEDB:Registry Path=;Jet OLEDB:Database L" & _ 
     "ocking Mode=1;Data Source=""C:\Data\Database.mdb"";Jet OLEDB:Engine Type=5;Provide" & _ 
     "r=""Microsoft.Jet.OLEDB.4.0"";Jet OLEDB:System database=;Jet OLEDB:SFP=False;persi" & _ 
     "st security info=False;Extended Properties=;Mode=Share Deny None;Jet OLEDB:Encry" & _ 
     "pt Database=False;Jet OLEDB:Create System Database=False;Jet OLEDB:Don't Copy Lo" & _ 
     "cale on Compact=False;Jet OLEDB:Compact Without Replica Repair=False;User ID=Adm" & _ 
     "in;Jet OLEDB:Global Bulk Transactions=1" 
     ' 
     'OleDbInsertCommand1 
     ' 
     Me.OleDbInsertCommand1.CommandText = "INSERT INTO Profile(ProfileName) VALUES (?)" 
     Me.OleDbInsertCommand1.Connection = Me.OleDbConnection1 
     Me.OleDbInsertCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("ProfileName", System.Data.OleDb.OleDbType.VarWChar, 50, "ProfileName")) 
     ' 
     'OleDbUpdateCommand1 
     ' 
     Me.OleDbUpdateCommand1.CommandText = "UPDATE Profile SET ProfileName = ? WHERE (id = ?) AND (ProfileName = ? OR ? IS NU" & _ 
     "LL AND ProfileName IS NULL)" 
     Me.OleDbUpdateCommand1.Connection = Me.OleDbConnection1 
     Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("ProfileName", System.Data.OleDb.OleDbType.VarWChar, 50, "ProfileName")) 
     Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_id", System.Data.OleDb.OleDbType.Integer, 0, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "id", System.Data.DataRowVersion.Original, Nothing)) 
     Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_ProfileName", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "ProfileName", System.Data.DataRowVersion.Original, Nothing)) 
     Me.OleDbUpdateCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_ProfileName1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "ProfileName", System.Data.DataRowVersion.Original, Nothing)) 
     ' 
     'OleDbDeleteCommand1 
     ' 
     Me.OleDbDeleteCommand1.CommandText = "DELETE FROM Profile WHERE (id = ?) AND (ProfileName = ? OR ? IS NULL AND ProfileN" & _ 
     "ame IS NULL)" 
     Me.OleDbDeleteCommand1.Connection = Me.OleDbConnection1 
     Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_id", System.Data.OleDb.OleDbType.Integer, 0, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "id", System.Data.DataRowVersion.Original, Nothing)) 
     Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_ProfileName", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "ProfileName", System.Data.DataRowVersion.Original, Nothing)) 
     Me.OleDbDeleteCommand1.Parameters.Add(New System.Data.OleDb.OleDbParameter("Original_ProfileName1", System.Data.OleDb.OleDbType.VarWChar, 50, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "ProfileName", System.Data.DataRowVersion.Original, Nothing)) 
     ' 
     'OleDbDataAdapter1 
     ' 
     Me.OleDbDataAdapter1.DeleteCommand = Me.OleDbDeleteCommand1 
     Me.OleDbDataAdapter1.InsertCommand = Me.OleDbInsertCommand1 
     Me.OleDbDataAdapter1.SelectCommand = Me.OleDbSelectCommand1 
     Me.OleDbDataAdapter1.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "Profile", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("id", "id"), New System.Data.Common.DataColumnMapping("ProfileName", "ProfileName")})}) 
     Me.OleDbDataAdapter1.UpdateCommand = Me.OleDbUpdateCommand1 
     ' 
     'Dataset11 
     ' 
     Me.Dataset11.DataSetName = "Dataset1" 
     Me.Dataset11.Locale = New System.Globalization.CultureInfo("en-US") 
     ' 
     'NewProfile 
     ' 
     Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13) 
     Me.ClientSize = New System.Drawing.Size(354, 68) 
     Me.ControlBox = False 
     Me.Controls.Add(Me.Button2) 
     Me.Controls.Add(Me.Button1) 
     Me.Controls.Add(Me.TextBox1) 
     Me.Controls.Add(Me.Label1) 
     Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle 
     Me.MaximizeBox = False 
     Me.Name = "NewProfile" 
     Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent 
     Me.Text = "Add New Profile" 
     CType(Me.Dataset11, System.ComponentModel.ISupportInitialize).EndInit() 
     Me.ResumeLayout(False) 

    End Sub 

#End Region 

Private Sub Label3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) 

End Sub 


Private Sub RefreshData() 
    Dim cnn As New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\Data\Database.mdb ;Extended Properties=Paradox 5.x;") 
    If Not cnn.State = ConnectionState.Open Then 
     cnn.Open() 
    End If 
    Dim da As New OleDb.OleDbDataAdapter("SELECT [id], " & _ 
             "ProfileName AS [Name]" & _ 
             "FROM Profile ORDER BY id", cnn) 
    Dim dt As New DataTable 
    da.Fill(dt) 
    cnn.Close() 

End Sub 

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click 
    If (TextBox1.Text = "") Then 
     MsgBox("Please enter a profile name.") 
    Else 

     Dim newsnake As addsnake 
     Dim cnn As New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Data\Database.mdb;User Id=admin;Password=;") 
     Dim cmd As New OleDb.OleDbCommand 
     If Not cnn.State = ConnectionState.Open Then 
      cnn.Open() 
     End If 
     Dim SQL As String 

     '("SELECT ProfileName FROM Profile WHERE ProfileName = TextBox1") 
     'TextBox2.Text = SQL 
     cmd.Connection = cnn 
     cmd.CommandText = "INSERT INTO Profile(ProfileName) " & _ 
          "VALUES ('" & Me.TextBox1.Text & "')" 
     cmd.ExecuteNonQuery() 
     If Not IsNothing(newsnake) Then 
      newsnake.UpdateText = TextBox1.Text 
     End If 

     cnn.Close() 
     Me.Close() 

    End If 
End Sub 

Private Sub Label2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) 

End Sub 

Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click 
    Me.Close() 
End Sub 

Private Sub OleDbDataAdapter1_RowUpdated(ByVal sender As System.Object, ByVal e As System.Data.OleDb.OleDbRowUpdatedEventArgs) 

End Sub 

Private Sub NewProfile_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load 
    Dim oForm As addsnake 
    oForm = New addsnake 
    oForm.Show() 
    oForm = Nothing 
End Sub 
End Class 

Вторая форма (addsnake)

Public Class addsnake 
    Inherits System.Windows.Forms.Form 

#Region " Windows Form Designer generated code " 

    Public Sub New() 
     MyBase.New() 

     'This call is required by the Windows Form Designer. 
     InitializeComponent() 

     'Add any initialization after the InitializeComponent() call 

    End Sub 

    'Form overrides dispose to clean up the component list. 
    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 

    'Required by the Windows Form Designer 
    Private components As System.ComponentModel.IContainer 

    'NOTE: The following procedure is required by the Windows Form Designer 
    'It can be modified using the Windows Form Designer. 
    'Do not modify it using the code editor. 
    Friend WithEvents Label1 As System.Windows.Forms.Label 
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox 
    Friend WithEvents Button1 As System.Windows.Forms.Button 
    Friend WithEvents Button2 As System.Windows.Forms.Button 
    Friend WithEvents Label2 As System.Windows.Forms.Label 
    Public WithEvents TextBox2 As System.Windows.Forms.TextBox 
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() 
     Me.Label1 = New System.Windows.Forms.Label 
     Me.TextBox1 = New System.Windows.Forms.TextBox 
     Me.Button1 = New System.Windows.Forms.Button 
     Me.Button2 = New System.Windows.Forms.Button 
     Me.Label2 = New System.Windows.Forms.Label 
     Me.TextBox2 = New System.Windows.Forms.TextBox 
     Me.SuspendLayout() 
     ' 
     'Label1 
     ' 
     Me.Label1.Location = New System.Drawing.Point(8, 8) 
     Me.Label1.Name = "Label1" 
     Me.Label1.Size = New System.Drawing.Size(112, 23) 
     Me.Label1.TabIndex = 0 
     Me.Label1.Text = "Snake Name/Morph:" 
     ' 
     'TextBox1 
     ' 
     Me.TextBox1.Location = New System.Drawing.Point(112, 8) 
     Me.TextBox1.Name = "TextBox1" 
     Me.TextBox1.Size = New System.Drawing.Size(288, 20) 
     Me.TextBox1.TabIndex = 1 
     Me.TextBox1.Text = "" 
     ' 
     'Button1 
     ' 
     Me.Button1.Location = New System.Drawing.Point(296, 64) 
     Me.Button1.Name = "Button1" 
     Me.Button1.Size = New System.Drawing.Size(96, 23) 
     Me.Button1.TabIndex = 2 
     Me.Button1.Text = "Add" 
     ' 
     'Button2 
     ' 
     Me.Button2.Location = New System.Drawing.Point(8, 64) 
     Me.Button2.Name = "Button2" 
     Me.Button2.Size = New System.Drawing.Size(104, 23) 
     Me.Button2.TabIndex = 3 
     Me.Button2.Text = "Cancel" 
     ' 
     'Label2 
     ' 
     Me.Label2.Location = New System.Drawing.Point(8, 32) 
     Me.Label2.Name = "Label2" 
     Me.Label2.TabIndex = 4 
     Me.Label2.Text = "Profile:" 
     ' 
     'TextBox2 
     ' 
     Me.TextBox2.Location = New System.Drawing.Point(112, 32) 
     Me.TextBox2.Name = "TextBox2" 
     Me.TextBox2.ReadOnly = True 
     Me.TextBox2.Size = New System.Drawing.Size(288, 20) 
     Me.TextBox2.TabIndex = 5 
     Me.TextBox2.Text = "-No Profile Selected-" 
     Me.TextBox2.TextAlign = System.Windows.Forms.HorizontalAlignment.Center 
     ' 
     'addsnake 
     ' 
     Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13) 
     Me.ClientSize = New System.Drawing.Size(402, 92) 
     Me.ControlBox = False 
     Me.Controls.Add(Me.TextBox2) 
     Me.Controls.Add(Me.TextBox1) 
     Me.Controls.Add(Me.Label2) 
     Me.Controls.Add(Me.Button2) 
     Me.Controls.Add(Me.Button1) 
     Me.Controls.Add(Me.Label1) 
     Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle 
     Me.MaximizeBox = False 
     Me.Name = "addsnake" 
     Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent 
     Me.Text = "Add New Snake" 
     Me.ResumeLayout(False) 

    End Sub 

#End Region 

    Public Property UpdateText() As String 
     Get 
      Return TextBox2.Text 
     End Get 
     Set(ByVal value As String) 
      TextBox2.Text = value 
     End Set 
    End Property 
    Private Sub RefreshData() 
     Dim cnn As New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\Data\Database.mdb ;Extended Properties=Paradox 5.x;") 
     If Not cnn.State = ConnectionState.Open Then 
      cnn.Open() 
     End If 
     Dim da As New OleDb.OleDbDataAdapter("SELECT [id], " & _ 
             "SnakeName AS [Name]" & _ 
             "FROM Snake ORDER BY id", cnn) 
     Dim dt As New DataTable 
     da.Fill(dt) 
     cnn.Close() 

    End Sub 
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click 
     If (TextBox1.Text = "") Then 
      MsgBox("Please enter a snake name.") 
     Else 
      Dim cnn As New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Data\Database.mdb;User Id=admin;Password=;") 
      Dim cmd As New OleDb.OleDbCommand 
      If Not cnn.State = ConnectionState.Open Then 
       cnn.Open() 
      End If 

      cmd.Connection = cnn 
      cmd.CommandText = "INSERT INTO Snake(SnakeName) " & _ 
          "VALUES ('" & Me.TextBox1.Text & "')" 
      cmd.ExecuteNonQuery() 

      cnn.Close() 
      Me.Close() 
      MsgBox("Snake Succefully Added! :D") 
     End If 
    End Sub 
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click 
     Me.Close() 
    End Sub 

    Private Sub TextBox2_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox2.TextChanged 

    End Sub 
End Class 
+0

Если вы хотите назначить значение TextBox1 для TextBox2, вам необходимо использовать, например, newsnake.TextBox2.Text = TextBox1.Текст – Viji

+0

Вы создаете новый экземпляр своей формы addnake и не показываете его, это не тот вид, который вы видите на своем компьютере. –

ответ

0

Как я уже сказал в своем комментарии, это выглядит, как вы создаете отдельный addsnake Форма, не показывая ее, чтобы она была видимой, скорее всего, это не t, в котором вы хотите видеть свой текст. Вам нужно сохранить переменную экземпляра Class Scoped, чтобы удержать экземпляр addsnake, который вы сделали видимым ранее. Также, как заявил Виджи, вы присваиваете значение newsnake.TextBox2 в TextBox1 не так, как вы заявили, что хотите. Что-то вроде этого примера должно дать вам представление.

Public Class Form1 
    Dim newsnake As addsnake 

    Public Sub New() 

     InitializeComponent() 
     newsnake = New addsnake 
     newsnake.Show() 

    End Sub 

    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click 
     If Not IsNothing(newsnake) Then 
      newsnake.TextBox2.Text = TextBox1.Text 
     End If 
    End Sub 

End Class 

Но лично я не стал бы делать какие-либо из внутренностей моей формы в общественных местах, я бы предпочел использовать свойства для доступа внутренностей что-то вроде этого, я просто показываю изменения.

Public Class addsnake 
    Public Property UpdateText As String 
     Get 
      Return TextBox2.Text 
     End Get 
     Set(value As String) 
      TextBox2.Text = value 
     End Set 
    End Property 
End Class 

Form1

Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click 
    If Not IsNothing(newsnake) Then 
     newsnake.UpdateText = TextBox1.Text 
    End If 
End Sub 

Edit после просмотра кода.

Что я заметил, вы создаете форму добавленной формы, называемую oForm, которая видна при загрузке вашей формы NewProfile, даже если вы ничего не задали, она все еще активна и видима. Когда вы нажимаете кнопку, вы создаете объект newsnake вашей формы addnake, который замаскирует новую новостную ленту уровня, созданную вами в конструкторе форм, который вы не делаете видимым, показывая его, поэтому вы никогда не увидите изменение TextBox. Я точно не знаю, что такое поток вашей программы, но похоже, что вы хотите закрыть программу после того, как последняя форма закрыта, потому что вы закрываете свою регистрационную форму после обновления новостной ленты.

Мой вопрос прямо сейчас - это то, что вы хотите oForm делать? что форма, которую вы хотите увидеть в TextBox, изменилась? если это так, вам нужно сделать переменную с областью действия, а не новостной лентой, и использовать ее. Если вы не обновляете новостную ленту в конструкторе Forms, как я показал, но вы также создаете локальную переменную newsnake в вашем обработчике событий Button1 click, который является нулевым, вам нужно избавиться от этой строки и показать где-нибудь форму «Newsnake Form».

Попытайтесь изменить событие нажатия кнопки мыши на это.

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click 
    If (TextBox1.Text = "") Then 
     MsgBox("Please enter a profile name.") 
    Else 

     Dim cnn As New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Data\Database.mdb;User Id=admin;Password=;") 
     Dim cmd As New OleDb.OleDbCommand 
     If Not cnn.State = ConnectionState.Open Then 
      cnn.Open() 
     End If 
     Dim SQL As String 

     '("SELECT ProfileName FROM Profile WHERE ProfileName = TextBox1") 
     'TextBox2.Text = SQL 
     cmd.Connection = cnn 
     cmd.CommandText = "INSERT INTO Profile(ProfileName) " & _ 
          "VALUES ('" & Me.TextBox1.Text & "')" 
     cmd.ExecuteNonQuery() 
     If Not IsNothing(newsnake) Then 
      newsnake.UpdateText = TextBox1.Text 
      newsnake.show()      `note change 
     End If 

     cnn.Close() 
     Me.Close() 

    End If 
End Sub 
+0

Включите ваш код, никаких ошибок сборки, но текстовое поле никогда не изменяется. Я даже попробовал второй вариант, который вы вложили. –

+0

@JamesConroy. Я тестировал оба примера на своем компьютере, прежде чем опубликовал их, и они работали правильно. Не уверен, что вы делаете, не видя своей реализации. –

+0

Я поставил весь свой код в вопрос. –

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