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Политика конфиденциальности
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Проблема с DataGrid
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#18+
Не могу вывести данные из таблицы в DataGrid. Все примеры, которые я нашел, не помогают. Подскажите, пожалуйста, как это делать в visual studio.net Или пошлите ссылку на детальное руководство.Спосиба ... |
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| 14.12.2003, 18:28 |
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Проблема с DataGrid
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#18+
покажи свой код ... |
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| 14.12.2003, 19:37 |
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Проблема с DataGrid
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#18+
aspcode Public Class WebForm1 Inherits System.Web.UI.Page Protected WithEvents SqlConnection1 As System.Data.SqlClient.SqlConnection Protected WithEvents SqlSelectCommand1 As System.Data.SqlClient.SqlCommand Protected WithEvents SqlInsertCommand1 As System.Data.SqlClient.SqlCommand Protected WithEvents SqlUpdateCommand1 As System.Data.SqlClient.SqlCommand Protected WithEvents SqlDeleteCommand1 As System.Data.SqlClient.SqlCommand Protected WithEvents SqlDataAdapter1 As System.Data.SqlClient.SqlDataAdapter Protected WithEvents favorit As System.Web.UI.WebControls.DataGrid Protected WithEvents DataSet11 As WebApplication15.DataSet1 #Region " Web Form Designer Generated Code " 'This call is required by the Web Form Designer. <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() Me.SqlConnection1 = New System.Data.SqlClient.SqlConnection() Me.DataSet11 = New WebApplication15.DataSet1() Me.SqlSelectCommand1 = New System.Data.SqlClient.SqlCommand() Me.SqlInsertCommand1 = New System.Data.SqlClient.SqlCommand() Me.SqlUpdateCommand1 = New System.Data.SqlClient.SqlCommand() Me.SqlDeleteCommand1 = New System.Data.SqlClient.SqlCommand() Me.SqlDataAdapter1 = New System.Data.SqlClient.SqlDataAdapter() CType(Me.DataSet11, System.ComponentModel.ISupportInitialize).BeginInit() ' 'SqlConnection1 ' Me.SqlConnection1.ConnectionString = "data source=eaex5d;initial catalog=bookmark;integrated security=SSPI;persist " & _ "security info=False;workstation id=EAEX500OLD;packet size=4096" ' 'DataSet11 ' Me.DataSet11.DataSetName = "DataSet11" Me.DataSet11.Locale = New System.Globalization.CultureInfo("en-US") Me.DataSet11.Namespace = "http://www.tempuri.org/DataSet1.xsd" ' 'SqlSelectCommand1 ' Me.SqlSelectCommand1.CommandText = "SELECT bookmark_id, bookmark_description, bookmark_url FROM favorit3" Me.SqlSelectCommand1.Connection = Me.SqlConnection1 ' 'SqlInsertCommand1 ' Me.SqlInsertCommand1.CommandText = "INSERT INTO favorit3(bookmark_id, bookmark_description, bookmark_url) VALUES (@bo" & _ "okmark_id, @bookmark_description, @bookmark_url); SELECT bookmark_id, bookmark_d" & _ "escription, bookmark_url FROM favorit3 WHERE (bookmark_id = @bookmark_id)" Me.SqlInsertCommand1.Connection = Me.SqlConnection1 Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@bookmark_id", System.Data.SqlDbType.UniqueIdentifier, 16, "bookmark_id")) Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@bookmark_description", System.Data.SqlDbType.VarChar, 10, "bookmark_description")) Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@bookmark_url", System.Data.SqlDbType.VarChar, 10, "bookmark_url")) ' 'SqlUpdateCommand1 ' Me.SqlUpdateCommand1.CommandText = "UPDATE favorit3 SET bookmark_id = @bookmark_id, bookmark_description = @bookmark_" & _ "description, bookmark_url = @bookmark_url WHERE (bookmark_id = @Original_bookmar" & _ "k_id) AND (bookmark_description = @Original_bookmark_description OR @Original_bo" & _ "okmark_description IS NULL AND bookmark_description IS NULL) AND (bookmark_url =" & _ " @Original_bookmark_url OR @Original_bookmark_url IS NULL AND bookmark_url IS NU" & _ "LL); SELECT bookmark_id, bookmark_description, bookmark_url FROM favorit3 WHERE " & _ "(bookmark_id = @bookmark_id)" Me.SqlUpdateCommand1.Connection = Me.SqlConnection1 Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@bookmark_id", System.Data.SqlDbType.UniqueIdentifier, 16, "bookmark_id")) Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@bookmark_description", System.Data.SqlDbType.VarChar, 10, "bookmark_description")) Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@bookmark_url", System.Data.SqlDbType.VarChar, 10, "bookmark_url")) Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_bookmark_id", System.Data.SqlDbType.UniqueIdentifier, 16, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "bookmark_id", System.Data.DataRowVersion.Original, Nothing)) Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_bookmark_description", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "bookmark_description", System.Data.DataRowVersion.Original, Nothing)) Me.SqlUpdateCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_bookmark_url", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "bookmark_url", System.Data.DataRowVersion.Original, Nothing)) ' 'SqlDeleteCommand1 ' Me.SqlDeleteCommand1.CommandText = "DELETE FROM favorit3 WHERE (bookmark_id = @Original_bookmark_id) AND (bookmark_de" & _ "scription = @Original_bookmark_description OR @Original_bookmark_description IS " & _ "NULL AND bookmark_description IS NULL) AND (bookmark_url = @Original_bookmark_ur" & _ "l OR @Original_bookmark_url IS NULL AND bookmark_url IS NULL)" Me.SqlDeleteCommand1.Connection = Me.SqlConnection1 Me.SqlDeleteCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_bookmark_id", System.Data.SqlDbType.UniqueIdentifier, 16, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "bookmark_id", System.Data.DataRowVersion.Original, Nothing)) Me.SqlDeleteCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_bookmark_description", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "bookmark_description", System.Data.DataRowVersion.Original, Nothing)) Me.SqlDeleteCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@Original_bookmark_url", System.Data.SqlDbType.VarChar, 10, System.Data.ParameterDirection.Input, False, CType(0, Byte), CType(0, Byte), "bookmark_url", System.Data.DataRowVersion.Original, Nothing)) ' 'SqlDataAdapter1 ' Me.SqlDataAdapter1.ContinueUpdateOnError = True Me.SqlDataAdapter1.DeleteCommand = Me.SqlDeleteCommand1 Me.SqlDataAdapter1.InsertCommand = Me.SqlInsertCommand1 Me.SqlDataAdapter1.SelectCommand = Me.SqlSelectCommand1 Me.SqlDataAdapter1.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "favorit3", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("bookmark_id", "bookmark_id"), New System.Data.Common.DataColumnMapping("bookmark_description", "bookmark_description"), New System.Data.Common.DataColumnMapping("bookmark_url", "bookmark_url")})}) Me.SqlDataAdapter1.UpdateCommand = Me.SqlUpdateCommand1 CType(Me.DataSet11, System.ComponentModel.ISupportInitialize).EndInit() End Sub Private Sub Page_Init(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Init ' Load the Data Grid Control InitializeComponent() End Sub #End Region Private Sub Form_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load ' Load the Data Grid Control DataSet11.Clear() SqlDataAdapter1.Fill(DataSet11, "favorit3") End Sub Private Sub SqlDataAdapter1_RowUpdated(ByVal sender As System.Object, ByVal e As System.Data.SqlClient.SqlRowUpdatedEventArgs) Handles SqlDataAdapter1.RowUpdated End Sub End Class html code <%@ Page Language="vb" AutoEventWireup="false" Codebehind="WebForm1.aspx.vb" Inherits="WebApplication15.WebForm1"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <title>WebForm1</title> <meta name="GENERATOR" content="Microsoft Visual Studio.NET 7.0"> <meta name="CODE_LANGUAGE" content="Visual Basic 7.0"> <meta name="vs_defaultClientScript" content="JavaScript"> <meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5"> </HEAD> <body MS_POSITIONING="GridLayout"> <form id="Form1" method="post" runat="server"> <asp:DataGrid id=favorit style="Z-INDEX: 101; LEFT: 80px; POSITION: absolute; TOP: 24px" runat="server" DataSource="<%# DataSet11 %>" DataMember="favorit3" Width="408px" AllowSorting="True" Height="232px" AllowPaging="True"> </asp:DataGrid> </form> </body> </HTML> ... |
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| 14.12.2003, 20:10 |
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Проблема с DataGrid
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#18+
DEEENG кодировалPrivate Sub Form_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load ' Load the Data Grid Control DataSet11.Clear() SqlDataAdapter1.Fill(DataSet11, "favorit3") End Sub если грид обозвал ты favorit то так: SqlDataAdapter1.Fill(DataSet11, "favorit3") favorit.DataBind() ... |
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| 14.12.2003, 22:24 |
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