Access :: Binding GetOleDbSchemaTable(OleDbSchemaGuid.Columns Info To Data Grid?
Apr 26, 2010
I'm using the GetOleDbSchemaTable to get column info from an access db, column_name and description, but getting an error that the bind statement can't get the properties. I know its there because I can response.write it from its table, schemaTable.Rows(i)!DESCRIPTION.ToStringdo I have to bind it differently than when binding actual data from a table using the column name for reference?System.Web.HttpException: DataBinding: 'System.Data.Common.DataRecordInternal' does not contain a property with the name 'DESCRIPTION'.
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Jun 25, 2010
I have search for a long long time and could not find a solution to access to grid view's column properties. I have binded a grid view through this method, the bindGridView function will return a table with columns and rows.
The problem here is I cound not access to columns properties such as Grid_View.Columns.Count or Grid_View.Columns[0]."something". It seems like the grid_view does not have any column. But I can access to the Rows properties.
I have put this code within a (!IsPostBack) and set the AutoGenerateColumns to true?
I need to access to columns badly as I need t add additional column to the binded grid view.
[Code]....
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Jul 6, 2010
I am trying to create a second grid in the same page with detailed info for a given record of the first Grid, but when I press select in the first grid nothing happens. I follwed everything I read.
<asp:GridView runat="server" AutoGenerateColumns="False"
DataSourceID="SqlDataSource1" style="margin-right: 0px" Width="659px"
AutoGenerateDeleteButton="True" AutoGenerateEditButton="True"
AllowSorting="True" DataKeyNames="accession_num,organ"
EnablePersistedSelection="True" EnableSortingAndPagingCallbacks="True" onselectedindexchanged="Unnamed1_SelectedIndexChanged"
>
<Columns>
<asp:BoundField DataField="organ" HeaderText="organ"
SortExpression="organ" />
<asp:BoundField DataField="weight" HeaderText="weight"
SortExpression="weight" />
<asp:BoundField DataField="unit" HeaderText="unit" SortExpression="unit" />
<asp:BoundField DataField="accession_num" HeaderText="accession_num"
ReadOnly="True" />
</Columns>
</asp:GridView>
<asp:SqlDataSource ID="SqlDataSource1" runat="server"
ConnectionString="<%$ ConnectionStrings:pdmstestConnectionString %>"
SelectCommand="GetGrossOrgan" SelectCommandType="StoredProcedure"
UpdateCommand="UpdateGrossOrgan" UpdateCommandType="StoredProcedure"
DeleteCommand="DELETE FROM [Pathology_Gross_Organ] WHERE [accession_num] = @accession_num AND [organ] = @original_organ"
OldValuesParameterFormatString="original_{0}"
> <SelectParameters>
<asp:ControlParameter ControlID="accession_num" Name="accession_num"
PropertyName="Text" Type="String"/>
</SelectParameters>
<DeleteParameters>
<asp:Parameter Name="accession_num" Type="String" />
<asp:Parameter Name="original_organ" Type="String"/>
</DeleteParameters>
<UpdateParameters>
<asp:Parameter Name="accession_num" Type="String"/>
<asp:Parameter Name="organ" Type="String"/>
<asp:Parameter Name="weight" Type="Int16" />
<asp:Parameter Name="unit" Type="String"/>
</UpdateParameters>
</asp:SqlDataSource>
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Dec 26, 2010
is it possible to access grid column by name not by index grid.columns["name"] because if i add new column i must change all numbers
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Sep 20, 2010
I created a gridview that is made up of 4 gridviews and using a stored procedure to populate it. I create columns at runtime because the number of columns changes all the time.To make the grids editable I am adding template fields at runtime as I create the columns, this is to ensure that a user is able to edit the cells and some foot values update. Reason why I have four grids is to freeze rows and columns like in excel using javascript. The problem is that performance is very bad especially in IE, the grids take a long time to load. I am not sure if this is caused by the data load or the creation of text boxes. see some of the code below for my _aspx page:
[Code]....
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Mar 24, 2010
I am developing a website in asp.net that user asp.net membership, users and profile tables.I am trying to display all the users that are registered in a grid along with their first name, last name, email and other profile information . unfortunately all this information is scattered in various tables in the database ( aspnet_users, profiles, membershipsetc)... Can you please tell me how to configfure the datasource & columns of my datagrid (control) to achieve what I am trying to do .. ?????
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Jul 14, 2010
I want to know the procedure of binding a gridview. but the condition is that thefre are three columns in this gridview. if I wud bind it from one table then it wud ok for me. but now I need to bind it from three different tables. onw column from one table, another from 2nd.. and so on.
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Oct 15, 2010
We know that using something like Bind("CustomerName") can be used in the Text property of a label control inside a gridview, where CustomerName is a property of the object whose collection is bound to the gridview. If that property is of a complex type (object of another class), how do we use a property of that inline object as a binding for the gridview column?
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Nov 14, 2010
I'm not sure the best way to explain this but I want to take results from a stored procedure and list them but not in a grid. I am listing user profiles and I want to display a picture, name, description and other info from each record. But I want each in a group. How is this done in asp.net?
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Mar 23, 2011
the code is like,
namespace DataControlsSample.App_Code.PL
{
public partial class GridView : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
[Code]....
the data table is getting rows ,as i had chked ,,,but grid view is not getting displayed ..wat could be the problem?
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Dec 8, 2010
I have an gridview consisting pager Templet. In pager templet, add first, previous,next and last Buttons to control records. PageSize is 3. First I am binding first 3 records from the list (Consisting 9 records) to the GridView.
My question is:
<1> Is it possible to bind the next 3 records(record4, record5,record6) to GridView when click on next Button?
<2> Similally, Is it possible to bind records for other buttons?
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Jan 6, 2012
I am Using OboutGrid to Display the data in my Webforms..this is cool when am binding small data..but when am binding huge data it takes more time to display the records rather than normal datagrid. How can i improve the performance..
<obout:Grid ID="GridView1" runat="server" AllowAddingRecords="false"
AutoGenerateColumns="false" CallbackMode="true"
FolderStyle="styles/style_13" Serialize="true" ShowColumnsFooter="true" ShowGroupFooter="true"
onrowdatabound="GridView1_RowDataBound" PageSize="-1"
PageSizeOptions="1,2,3,4,5,6,7,8,9,10,50,100,500,-1">
[Code] ....
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Jan 23, 2011
in the gridview, i want the small lines to separate the columns.
I used row style property but it doesn't work.
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Jan 3, 2011
What is the difference between binding data in data grid view methods ?
[code]....
and this second one
[code]....
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May 31, 2010
This is how i have it setup:DAL: a dbml file for the contextBLL: All my BL rulesTypes: I made type for every object that i return to my presentation layer.Now that i made types and use this structure i find it hard to understand how to manipulate data. Normally i could just bind my datacontext to a grid and just activate all the datagrid's possibilities without having to worry about anything. for example when i want to enable sorting, i have to write my own logic to return teh right rows to the grid etc.
I have a multiview with two datagrids. The first datagrid is an overview grid and has an option to select an entry. When i select the entry i switch to my second view and I want to show the details for the selected object there.However... I bound a List to the first grid and now I don't know how to find out what entry is selected. I have an event handler for the SelectedIndexChanged.
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Mar 11, 2010
as we all know
Dataset ds=new DataSet();
gridview1.datasource=ds;
when the dataset has no reccrds then the grid view will not displayed.
I need to show the grid with 10 rows with no details means empty records.
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Jul 22, 2010
I've been asked to take over a project that's filled with a bunch of bugs. It's currently using MVC 1.0 and there's a view with Html Helper Data Grid that uses a DataGridHelper class. I'm not that familiar with all of MVC yet, and I was wondering if it is possible to have the sorting of the columns be a POST event rather than a GET.
Currently when a user clicks a column to sort, the controller for the view calls the GET action method. This I guess is all fine and good, but the problem is that this view has a search form (which is a model in it's own right) with some text boxes and some drop down lists. When the GET action method is called, I lose all of the information in the search criteria. So when ever someone searches for something, but then wants to sort the results, it requries the db for all records (because all of the search criteria is cleared).
I guess there could be two solutions:
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2) Is there a way to make the sorting event of a column call the POST portion of the action method? That way I'll have the search form / model information and be able to sort the search result content instead of query for all records.
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Jun 21, 2010
tried to use gridview.columns.count to see if there are any columns bt it shows zero, second how shall i et the names of columns in the gried view at runtime i need them to be stored in an string array
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Nov 13, 2010
I have created Grid where in Columnsname come from Database and it will be generated from a setup page where Icreate column in SQL dynamically.
Now I wanted to have an idea about these grid. How to fetch data in this grid and how toinsert data into database.
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Feb 4, 2010
[Code]....
I want to merge these columns DescriptionHedding, Description and header text is Deacription
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Jun 8, 2010
I am developing an application in C# and Sql Server.
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Nov 23, 2010
I have to bind OData feed, which is a response from WCF Data Service, to a gridview. The structure is as follows:
[Code]....
[Code]....
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Feb 9, 2010
I am developing an application using ASP.NET with C#.NET.in my application i have a gridview control and radobutton list having the values as Manufacturer and Distributor. based on the radiobutton selected value,the gridview will bindedup.
i am using SQL SERVER 2005 as backend server. in my database i have one table with columns as
1.mfropendate
2.mfrclosedate
3.mfrawarddate
4.distopendate
5.distclosedate
6.distawarddate
My gridview has 3 columns as Opendate,closedate,awarddate.
if user select the radiobutton as manufacturer,only mfropendate,mfrclosedate,mfrawarddate have to bind. and if user select the distributor the remaining 3 fields will have to bind. for that i had write a storedproc as create procedure sp_GetDraftBids as begin select mfropendate as opendate,mfrclosedate as closedate,mfrawarddate as awarddate, distopendate as opendate,distclosedate closedate,distawarddate awarddate from draftbids end GO
i.e i had taken the alias names for that fields so that i will bind the only 3 columns to grid view as opendate,closedate,awarddate.
My gridview code is
[Code]....
here i had taken the same alias names as i have to bind only 3 columns to gridview.when i run my application i am getting the records in data table with column names as opendate,closedate,awarddate,opendate1,closedate1,awarddate1.i.e it does not allow the same alias name.
for two radio button conditions i.e for manufacturer and distributor the gridview binded with opendate,closedate and awarddate columns as i had binded the gridview boundfields withat names.
but when user select the distributor radiobutton i have to bind the opendate1,closedate1 and awarddate1 to the gridview. for that should i can i change the storedproc are any other solution is there?
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Apr 14, 2010
How to resize the width of columns of grid view? I want a column 250px wide.How I can do this?
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Jul 13, 2010
I have developed my application using ASP.NET with Visual Basic. I have a table that contains 3 fields. The name of the table is "Customer" and the names of the fields are "Name", "Address", and "Amount". I have a gridview that displays these three columns. I want to summarize the value in the "Amount" column for each record and display the summarize value in the footer of the "Amount" column.
I added some code to the "ItemTemplate" and "FooterTemplate" of the template for the "Amount" field and wrote two functions One function adds the value of the "Amount" field to a variable called "TotalAmount" and the second function 'gets' the value stored in the "TotalAmount" variable.
I am not getting any error messages and all of the items are displayed in the gridview but I am not displaying anything at the bottom of the "Amount" column. What more do I need to do?
This is my code for the "Amount" template:
<asp:TemplateField
HeaderText="Amount"
SortExpression="Amount">
<EditItemTemplate>
<asp:TextBox
ID="TextBox1"
runat="server"
Text='<%# Bind("Amount") %>'></asp:TextBox>
</EditItemTemplate>
<ItemTemplate>
<asp:Label
ID="Label1"
runat="server"
Text='<%# Bind("Amount", "{0:c}") %>'>
<%#SumAmount(Eval("Amount")) %></asp:Label>
</ItemTemplate>
<FooterTemplate>
<%#GetTotalAmount() %></FooterTemplate>
<FooterStyle
BorderColor="Black"
BorderStyle="Solid"
/>
</asp:TemplateField>
This is the code in my .vp file
Dim TotalAmount as decimal 0.0
Function SumAmount(ByVal Amount
As
Decimal)
As
Decimal
TotalAmount = TotalAmount + TotalAmount
End
Function
Function GetTotalAmount()
As
Decimal
Return TotalAmount
End
Function
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