gridview

问题 is this right. I have this gridview . I want to save its item as blob in sqlite. so when i open the list of save data in sqlite ill just load the save items and call adapter.notifyDataSetChanged to my gridview I tried this one but I get NotSerializableException error List items = new ArrayList(); public static byte[] serializeObject(Object o) { ByteArrayOutputStream bos = new ByteArrayOutputStream(); try { ObjectOutput out = new ObjectOutputStream(bos); out.writeObject(o); out.close(); // Get

问题 I have a gridview with multiple rows, each has a Update button and I need to pass 2 values when someone clicks on Update button. Aside from packing the arguments inside CommandArgument separated by commas (archaic and not elegant), how would I pass more than one argument? <asp:LinkButton ID="UpdateButton" runat="server" CommandName="UpdateRow" CommandArgument="arg_value" Text="Update and Insert" OnCommand="CommandButton_Click" ></asp:LinkButton> As a note, the values can't be retrieved from

问题 This question already has answers here : Why does adding a new value to list<> overwrite previous values in the list<> (2 answers) Closed 6 months ago . I have some code shown below that writes the values of a gridview to a list as shown. The code does get the correct values but when the second row of the grid is added to the list it overwrites the first row of the list. Anybody know why this is happening? C# Code List<Item> lstNewItems = new List<Item>(); // Control Items lstNewItems.Clear()

问题 For a Gridview: I am trying to use a stored procedure for the first time in a SQLDataSource for the UpdateCommand: <asp:SqlDataSource ID="TECT_DataSource" runat="server" ConnectionString="<%$ ConnectionStrings:OracleConnectionString %>" ProviderName="<%$ ConnectionStrings:OracleConnectionString.ProviderName %>" SelectCommand="SELECT MPID, User_Id, Last_Name, First_Name FROM Scripts.vw_Tect_Exam" UpdateCommand="P_TECT_UPD_EXAM_ID" UpdateCommandType="StoredProcedure"> <UpdateParameters> <asp

问题 I have a page for searching when I write my name for example in textbox it will search and display the results in a GridView. I'm using an EntityDataSource with a QueryExtender so I didn't write any code in C#. The problem is: in the GridView I have a hyperlink when I click it, it will go to another page, ok fine then when I return to the previous page the GridView does not show the results of the search when I was left because of the postback (update panel) it show the whole data from

问题 I'm trying to export a gridview to pdf with package iTextSharp. I'm doing it in my .aspx files : <form id="formOptions" runat="server"> [...] <asp:GridView ID="gvReportingStockComp" runat="server" AutoGenerateColumns="false" Visible="true"> <Columns> <asp:BoundField DataField="cod_wo" HeaderText="N° OF" /> <asp:BoundField DataField="composant" HeaderText="Composant" /> <asp:BoundField DataField="BESOIN" HeaderText="Besoin/OF" /> <asp:BoundField DataField="BESOIN_T" HeaderText="Besoin total" /

问题 Background Google plus (google+) app has a nice viewing of images on the "highlights" category. For each section on this screen, they made a header that contains a clickable text and a button to select all photos of this section. for each section they also show the photos in a grid-like manner. Here's how it looks like : Here's another more updated image: link . For some reason, the images here show a sharing button instead of selections, but that's not the issue I wish to talk about. The

问题 My gridview is not displaying data when filter protected void Page_Load(object sender, EventArgs e) { OleDbConnection conn=new OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\\Dynacs.accdb"); OleDbDataAdapter da = new OleDbDataAdapter("select empname,pass,status from employees", conn); DataSet ds = new DataSet(); da.Fill(ds, "emp"); GridView1.DataSource = ds.Tables["emp"].Select("status='in'"); GridView1.DataBind(); } 回答1: OleDbDataAdapter da = new OleDbDataAdapter("select

问题 I was handed a new requirement and this one is new to me. After a day or two of research, I'm still unable to figure this one out. The requirement is to find a way to send our "Report" page as an email. This report page has multiple gridviews and multiple SqlDataSources connected to it. This page is very heavy on the asp controls. This page does belong to a website that uses Forms authentication. I was able to make this page view-able to unauthenticated users. I recommended just sending the

问题 I have a gridview where I add textboxes to everycell on runtime. However, I can't seem to access those controls using findcontrol Here is how I add the textboxes to the gridview: If e.Row.RowType = DataControlRowType.DataRow Then For i = 1 To e.Row.Cells.Count - 1 Dim txtSchedule As New TextBox() txtSchedule.ID = "txtSchedule" & i.ToString e.Row.Cells(i).Controls.Add(txtSchedule) Next End If When I go to find the controls it says they are Nothing : GridView1.Rows(0).Cells(cellindex)