Forms Data Controls :: How To Sort Data In GirdView Via Sort Icons Clicks
Feb 28, 2010i read Matt Berseth article also i downloaded this source. But i can not do sorting event. Everything is ok but sorting is not working.
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i read Matt Berseth article also i downloaded this source. But i can not do sorting event. Everything is ok but sorting is not working.
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I have a simple dynamic gridview with following code -
GV = new GridView();
Just spent about 8 hours googling and looking through this forum for a solution on how to make sure that I can dynamically sort. Here is the situation.
I have 1 Gridview that displays 10 different scenarios based on what button is clicked.
I am also returning only top 10 records. I am doing all of the data binding pragmatically. So I have BoundFields, HyperLinkFields etc.
I also want to sort some records. When I change DataSource SQL statement the gridview somehow remembers what the last sort value was and it errors out saying that value "x" cannot be sorted because it does not exists.
I tried this:
Tried setting gridview1.sqldatasourceid = null; gridview1.allowsorting = false; gridview1.databind();
Here I get an error that says that the data source does not support sorting? Doesnt it say gridview1.allowsorting = false;
I also tried gridview1.sort("", SortDirection.Ascending); This does nothin... except query my database one more time because i have a onSorting event that looks like this:
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Here is an example of just one of those SLQ statements inside GetSQLQuery:
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Actually i want to ask which is the best for sorting in Asp.Net is it DataView.Sort Method or List<Object>.Sort() method.
View 1 RepliesI'm looking for a way to sort the rows of a datatable without setting the DefaultView.Sort to a specific column. I have a datatable in session that users can add records to. I want them to be able to sort the data by clicking on a button. But new records added after that need to show up at the bottom of the list until the sort button is clicked again.
View 2 RepliesI am using gridview to display some columns with autogenerate column as 'true' and not added boundfields,headers.
And i am used stored preocedure for data source in gridview and i used dataset for gridview databind.
The gridview columns comes dynamically for each time.
I'm having a problem sorting a dropdown that I've bound to a SQL Server data source. I've narrowed the problem down to the fact that I have a static item at the top of the dropdown with the data-bound items appended afterwards. If I remove the static item (<asp:ListItem Value="-1" Text="All" />) the ORDER BY part of the select clause works fine. How can I get around this issue? What I would like is to have the "All" static item at the top of the list with the data-bound items sorted alphabetically afterwards. I'm using Visual Studio 2010 and ASP.NET 4 if it makes any difference.
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When I click on my GridView header "End Time" all the rows which contain the string "N/A" disappear.
Here is my code:
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Note: GetSortDirection returns "endTime ASC" or "endTime DESC" and save in ViewState:
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Then I fill the DataAdapter and use the ViewState info to sort it:
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In gridview I am able to sort on 1 column as mentioned below, I want to add one more column in sorting, what is the best way to do this,
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I need to sort dropdownlist alphabetically.
This is the code I am using ,its working but it brings numbers first and then alphabets like 1,2,abc,bcc..
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I want to create simple rating page where player's place,name and rating is displayed. I've created database with ID,Name and Rating Columns, binded Gridview to this database and created TemplateField "Place". With following code I've created numbered list for Place:
protected void Page_Load(object sender, EventArgs e){
for (int i = 0; i < GridView1.Rows.Count; i++)
how to sort DataGrid column. (Say like FirstName) I have done snippet like: (see Bold text) For HTML :
<asp:DataGrid ID="dtgCustomerSearch" runat="server" AllowSorting="true">
<Columns>
<asp:BoundColumn HeaderText="CustomerID" DataField="CustomerID" />
<asp:BoundColumn HeaderText="First Name" DataField="FirstName"
SortExpression="FirstName" />
<asp:BoundColumn HeaderText="Last Name" DataField="LastName"
SortExpression="LastName" />
<asp:BoundColumn HeaderText="Phone No." DataField="Phone" />
<asp:BoundColumn HeaderText="Email ID" DataField="EmailID" />
</Columns>
</asp:DataGrid>
On Page_load I have wrote: this.dtgCustomerSearch.SortCommand += new DataGridSortCommandEventHandler(dtgCustomerSearch_SortCommand);
private void dtgCustomerSearch_SortCommand(object source, System.Web.UI.WebControls.DataGridSortCommandEventArgs e)
{
SortExpression = e.SortExpression;
BindTheGrid();
}
string SortExpression
{
set
{
if (ViewState["SortExp"] == null || value != ViewState["SortExp"].ToString())
{
ViewState["SortExp"] = value;
}
else
{
ViewState["SortExp"] = value + " DESC";
}
}
get
{
return ViewState["SortExp"] == null ? string.Empty : ViewState["SortExp"].ToString();
}
}
I have 12 columns in a grid i want sort 3 of them when user clicks on Header, how can i do this.
U want these columns to be sort WOnumber,DD,PO.
I have a datatable which contains the summery row as well. I just assign the datasource property of a gridview and call databind method to fill and display the records.
Now, when I applied sorting through dataview to the gridview, the sorting happens along with the summery row, which is a normal behavior. As a result the "Total" - column took place inside the data some times. I want to prevent this.
The best way out for that can be done by creating the summery row at grid view row databound. But unfortunately I could not change the datatable as per this requirement.
Can the dataview sorting exclude the last row of the datatable through any process?..
I'm a newbie to .NET, so the solution might be really trivial. I have a database, I have an Entity Data Model, I add in my Index.aspx page an EntitryDataSource and a GridView. I connect them and everything works fine (the data is displayed as expected). The problem is that clicking on the coulmn name or on the pagination lists doesnt do a thing... Although I did set the properties AllowSorting="True" and AllowPaging="True". I also tried with another datasource type (SqlDataSource) and the same problem.
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Gridview does not sort on gvClaimDetails_Sorting
i am having a gridview in which all columns get dynamically added, i applied sorting in it, all column added as boundcolumn get sort properly but two column which are added as templated column do'nt get sort. Though my dataview have these column as it is.
View 2 RepliesI'm developing a bilingual web site, and therefore, I'm changing the text of the headings and the select buttons of my gridviews. I just discovered that if I set some code like below in the rowdatabound event of the gridview, the "linkbuttonish" headings get replaced by unclickable text. In another thread, I was told to change
If Session("lang") = "en" Then
If e.Row.RowType = DataControlRowType.Header Then
e.Row.Cells("name").Text = "Given name"[cod]...
in the myGV_DataBound sub.This works well, but not everywhere. A few gridviews are populated from codebehind, and this is where things go wrong. What happens is that - nothing happens (it's still the original heading). I added a Watch, but once the HeaderText property changed, the Watch never yielded another result, but stayed with the new value.
Now I suspect that even though the HeaderText property has changed, this doesn't get reflected in the GV when populated from codebehind.
I guess that I should write something else than "e.Row.Cells("name").Text" to still have the click-behaviour, but I don't know what.
The same question arises for the select linkbutton in a cell of the gridview's datarows.
i have the following code . .
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i need to sort according to Due_By i mean most recent one shpuld come first . .
I am using gridview created by visual components. I have registered gridview_onsortclick event during the page initialisation, but when i try to click on the header of any column, this event does not get fired at that time. This event gets fired only after all the controls, sorting query is generated, filling the current dataset is done. But the same event is getting fired before query is generated and dataset is filled,for the other page. And one more thing to add with it, I want the sort function to be done on the whole dataset regardless of current page. Why is there such a difference in both the pages?
View 2 RepliesIve an page with listview.. i'm performing sorting in itemdatabound event like below:
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and my listview looks like this:
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I want to sort with multiple columns.
Is there a way to Sort a Gridview by a Calculated Column? I have a gridview with template fields using lablels and a linq datasource. Those columns sort just fine. I can not get the Calculated column to sort, because there is no sort expression to use...
View 4 RepliesI have the following sorting code that works find when clicking on a column header in a gridview.
Now, I'd like to fire this sorted table & fire it on load instead of having the user have to click a column heading.
how to do that?
Here's my code:
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I have a gridview column named "Job Number" and the number is in this format: 01-04-11-3215, 01-04-11-3216 and so on...
Since the first few characters represent the date I need to sort on the last 4 digits.
As I am new to listview i had a problem with it, I hav to sort the values in the list view, when we click on the header links, so i hav done it by
commandname="sort" and commandargument="My_table_column", and i hav suceeded doin it.
Now my problem is i hav to do some search by 6 conditons like
CustomerId,CustomerName,OrderNumber,OrderDate,OrderType
For this i am using row filter and filtering the values in the Dt and then i am binding the dt back to the ListView here i am getting the problem as "The data source does not support sorting". I am aware that i am changing the data source, but before binding the datasource manually to
dt,
i hav tried doing this to make the datasourceid null which i hav attached previously
lvSalesLayOut.DataSourceID = "";
But i am getting the error post me how to get this done programatically.