all groups > asp.net datagrid control > may 2004
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dynamically hide/show delete
Posted by nikedog NO[at]SPAM msu.edu at 5/31/2004 4:41:01 PM
Is there a way to selectively hide/show the Delete command button on rows in the datagrid? I realize i can ignore the delete on rows where the is not allowed, but it would be cleaner to not show it.
Any advice appreciated.... more >>
Rotating a DataGrid
Posted by Steve Heckler at 5/29/2004 8:45:14 AM
Hi, All,
I'm helping a client solve a tricky problem. Any suggestions on the below?
Your help is greatly appreciated.
I'm looking to build a dynamic datagrid. Dynamic by columns. In other
words, the row result of a query will be the column headers. For example, a
query result of invent... more >>
Unnecessary spacing between two images in the same column of datagrid
Posted by rb4am NO[at]SPAM yahoo.com at 5/29/2004 2:13:01 AM
Hi,
I am placing two images in the same column of the datagrid as shown by
the code given below. When I view this page in the browser, there is
about 3 pixels of space between the images displayed (I am not
expecting any spacing between these images). I want both the images to
be displayed im... more >>
Problem creating custom header when datagrid AllowPaging=true
Posted by Atanas Marinov at 5/28/2004 2:56:28 PM
I have very strange problem with custom header.
I create this in PreRender event, and if datagrid AllowPaging property =
is false, result looks like this:
CustomerID Sells Amount=20
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec=20
ALFKI 851 491.2 960 1086 1208 ... more >>
DataGrid Command Doesn't work
Posted by A.M at 5/28/2004 11:44:33 AM
Hi,
I have this column in my DataGrid:
<asp:ButtonColumn DataTextField="site_name" HeaderText="Name"
CommandName="Select1">
<ItemStyle HorizontalAlign="Left" VerticalAlign="Top"></ItemStyle>
</asp:ButtonColumn>
This is how I bind the command to event handler:
this.dg.ItemCommand += n... more >>
How do i refresh a datagrid from a popup window without re opening the page...
Posted by pkenty at 5/28/2004 12:11:09 AM
Hi, does any one know how to refresh a datagrid on one page from another page without having to load the whole page again
Let me explain
Ive got a page with 4 tabs on it with different datagrids in each tab..I have a add button on one page that open a new pop up window which allows the user to a... more >>
access control in header template
Posted by royguard NO[at]SPAM hotmail.com at 5/27/2004 7:06:14 PM
I got a label control which is dynamically created inside the
headerTemplate of template column.
And it is part of the datagrid.
Please teach me how to read the content of that label control?
I cannot use FindControl() function because it is created in runtime
based on variable.
And ever... more >>
How to reference hidden columns
Posted by David L at 5/27/2004 5:34:17 PM
I'm trying to reference a hidden key column in my datagrid control without
success. I've set the columns up at design time through the property
builder, and I've set my key column's visible property to false. In my
updatecommand event I need to reference the key value for the update but I
can'... more >>
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Datagrid questions
Posted by lloydmonteiro NO[at]SPAM rediffmail.com at 5/27/2004 10:45:12 AM
i got couple of dotNet questions pertaining to dataGrid, if you could
help me out.
1) how do i store more than one key value in the DATAKEY element. So
far from what i have seen it doesnot seem possible, this is to store
composite primary keys? i have found out that i need to join the
compos... more >>
Paging not working in a datagrid
Posted by J. Muenchbourg at 5/27/2004 9:47:04 AM
I'm trying to use paging in a datagrid, but I can't get past the "cannot
compute Count for a data source that does not implement ICollection"
application error, as it does not point to a line in the code. Does the
same thing even when i change the AllowCustomPaging property to
AllowPaging . Wo... more >>
Disable viewstate
Posted by David at 5/26/2004 6:56:04 PM
I set grid's EnableViewState to false, when do paging, datasource is retrieved from server and grid is databinded. However no data shows in the grid for next pages.... more >>
Hidden columns in execution time
Posted by Wallace Santos at 5/26/2004 12:02:48 PM
Hi,
I have one datagrid where the columns are mounted in execution time and use
a column template where exists a link. One necessary to make that the second
column of grid that is mounted in execution time become hidden.
Someone help me?
And excuse my english errs
... more >>
Displaying data on same row as paging buttons
Posted by Craig at 5/25/2004 5:45:51 PM
How do you display data on the same row as the paging buttons?
... more >>
When to unload Session obejects
Posted by jorge at 5/25/2004 5:14:00 PM
Hi all,
When should I remove objects that I have put in my session. The consumer of
the control does not know anything about the control. I HAVE to put this
guys in the session.
Also,
I need to know if a Button.Click event has been fired BEFORE a
TextBox.TextChanged event gets fired. Which... more >>
Multiple Rows - BoundColumn/TemplateColumn
Posted by pdaniel NO[at]SPAM commonwealth.com at 5/25/2004 3:04:36 PM
I have a datagrid that I need to display the data that is bound to it
in 2 lines (see below)
(line 1)Account 345345435 - Smith Brokerage
(line 2)Buy IBM 12 @ 34.987 12/23/2004
I have tried placing a datagrid within the parent grid, I have tried
placing <br> tags i... more >>
Responding to checkbox in datagrid
Posted by Paul at 5/25/2004 2:38:18 PM
I have a datagrid in which I am displaying a column as a checkbox. A
snippet of the aspx code where I use a template column to do this is shown
below.
I am at a loss as to how to respond to the checkbox being clicked. Any help
would be appreciated.
TIA
Paul
<asp:datagrid id="... more >>
insert blank row between records
Posted by mark at 5/25/2004 11:33:53 AM
i need to insert a blank row between each row of data - is this possible ?
thanks
mark
... more >>
Programatically setting a HeaderTemplate HeaderText.
Posted by andyrich_1 NO[at]SPAM hotmail.com at 5/25/2004 8:32:15 AM
I am trying to set the header text of a datagrid at run time using the
following code
<asp:TemplateColumn HeaderText="">
<HeaderTemplate>
<asp:HyperLink id="hlLink"
runat="server"></asp:HyperLink>="<%sHeadingString%>
</HeaderTemplate>
This doesn't work. And I can't seem to get to the obj... more >>
Is it possible to set title property on data grid cells?
Posted by mortb at 5/24/2004 2:33:20 PM
I would like to do:
<table>
<tr>
<td title="My tool tip from DB">Some text</td>
<tr>
</table>
Do someone have example code that sets the title property on a datagrid
cell?
Preferably with the title text comming from the datasource.
cheers,
mortb
... more >>
datagrid help
Posted by Mike at 5/24/2004 2:30:39 PM
I need to allow the user to double click on a row within the grid and when
that happens I need to get detailed information on that row and display this
informatin below the grid on the same page.
example:
header1 header2 header3
---------------------------... more >>
scrollable grid question
Posted by Mike at 5/24/2004 11:25:13 AM
I know how to get a grid scrollable, but my question, how can I keep the
Column headers and only scroll the data?
example:
header1 header2 - keep this permananet
------------------------------
name1 address1 - make this scroll only
... more >>
Itemcommand event uses wrong comand
Posted by daisykorse NO[at]SPAM hotmail.com at 5/24/2004 12:50:40 AM
Hi All.
I have a simple web application with a single webpage. it contains a
single datagrid control which loads data via a Microsoft CRM proxy
without any problems. It also contains the two default linkbutton
colums for Edit and Delete.
I have created the Item command event handler which h... more >>
Edit Command button on alternate items
Posted by Miguel Ramirez at 5/23/2004 1:54:12 PM
Hello All,
Can I hide the edit command button on alternable items?
or in other case on items with certain value on a column?
Best regards,
Miguel.
... more >>
newbie needs help with datagrid
Posted by Mike at 5/23/2004 8:34:41 AM
I'm converting a existing .asp application to ASP.NET using Vb.NET. In my
current asp application I have javascript
grid and its populated from the ASP code using <%=dataitem%> and that
populates the rows in the grid.
How can i use the same grid and populate it with ASP.NET? Can <%= dataitem%... more >>
I need CausesValidation on Paging
Posted by Mehdi at 5/23/2004 12:15:55 AM
Hi,
Does anyone know how to set Causesvalidation =true; when paging. I need to
call my custom validator.
Thanks for the help in advance.
Regards
Mehdi
... more >>
ASP.Net DataGrid VS. DropDownLists
Posted by christrumbla NO[at]SPAM hotmail.com at 5/22/2004 9:49:00 PM
Hello All,
Need some help here. I posted this in the framework newsgroup and
noticed this group so I'm posting it here as well. Sorry for the
redundancy and/or bad etiquette.
I'm building an asp.net app that uses a datagrid. I have created a
template column and added a dropdownlist to it. W... more >>
How to Simulate Click Event on DG LinkButton?
Posted by cluelis via .NET 247 at 5/22/2004 8:06:09 PM
How can I programmatically simulate a click event on a datagrid linkbutton?
I change the text of a linkbutton in a datagrid, then need to do some processing as though the user had clicked the linkbutton with the new text.
I thought I could do it like this:
***
// get datagrid item (row)
D... more >>
Class 'System.Web.UI.WebControls.DataGridItem' cannot be indexed
Posted by sharmamukta NO[at]SPAM yahoo.com at 5/22/2004 1:31:15 PM
I am very new to asp.net. Please help me in resolving the error:
DataBinder.Eval: 'System.Data.DataRowView' does not contain a property
with the name RENEW_EXIST.
I get the above error with the following code in aspx page
<asp:Label ID="lblRenewExist" Visible="False" Runat="server" Text='<%#
Da... more >>
Mathematical formula used in dynamically rendered DataGrid
Posted by Louis-Vincent Guay at 5/21/2004 4:15:22 PM
Hi,
I'm trying to find the ASP mathematical formula for the calculation of
the width in a dynamically rendered DataGrid with a SQL statement. Is
someone knows such a formula, I'll be glad to know.
I'm thinking of something related on proportions, but I'm absolutly not
sure.
... more >>
Display Datagrid group Subtotals
Posted by pv_kannan NO[at]SPAM yahoo.com at 5/21/2004 2:49:45 PM
Hello,
I am trying to achieve something in this format in a datagrid...
Apologize if the drawing is not very clear...
Make Model Value
===== ===== ======
Toyota Tercel 16000
15500
--------------... more >>
hiding a Datagrid column
Posted by samuel Mesel at 5/21/2004 1:31:04 PM
I'm developing an ASP.NET application. I have a datagrid that has
7 columns. The first 3 columns contain buttons (Select, Edit, and Delete)
The next 4 contain data (Table name, Change Description, Change Date,
and Table ID). I need to have the Table ID of the user's selected
table - I use it ... more >>
adding Cutom columns from a business collection object
Posted by Nabeel Moeen at 5/21/2004 12:11:57 PM
Hello all,
I'm new to ASP.NET and the .NET framework. I've been trying to get the
WebControls.DataGrid to work but havent been successful in acheiving the
desired results.
What i need to do is, set the DataSource for the grid to some business
collection object (from my application framework). i... more >>
Footer data - more than one row (sumarizing)
Posted by Miguel Ramirez at 5/20/2004 7:06:59 PM
Hello All,
How can I add two rows on a datagrid footer for totals.
I am displaying month sales for each customer on a datagrid, but for footer
totals I want to display totals for customer as well as for region.
So far I can only add one row totals in footer.
I was thinking maybe to do it wi... more >>
Get Class from Aspx-File
Posted by Daniel H at 5/20/2004 3:08:56 PM
Hi,
Is it possible to get the "ClassType" from a Filename to a .aspx file?
I would like to access a class from an another page, knowing the filepath to
the aspx-file (or the .cs-file)
As I belivie that is how ASP.NET works (reading the aspx file and its <@
Page > to find/create the class )
... more >>
DropdownList in EditItemTemplate
Posted by randy at 5/20/2004 2:14:29 PM
I have a template column and a DropdownList in the EditTemplateItem area. I
can't find a way to bind a datatable to it when EditItemIndex is set...HELP
After the user clicks Update the following code should work...
dim cbo as DropdownList
cbo = ctype(e.Item.FindControl("Dropdown1"), Dropd... more >>
confirm before delete ?
Posted by mark at 5/20/2004 1:38:27 PM
how would i add a yes/no box for a delete button ? e.g. this is my code -
If e.CommandSource.commandname = "Delete" Then
mainid = e.Item.Cells(0).Text
mi.Text = e.Item.Cells(0).Text
Dim strConn As String =
"server=********;uid=****************;pwd=*********;database=************"
Dim conn As... more >>
Stored Procedures
Posted by Anthony M. Davis at 5/19/2004 5:57:13 PM
Hi all,
I'm a little confused about how to obtain a result set from a stored
procedure (stored in a Visual FoxPro 8.0 database) from an ASP.NET web page
in order to populate a WebForms DataGrid control.
I've been experimenting using the code below but the only output i can get
is:
return... more >>
Strange behavior of invisible controls
Posted by Peter Afonin at 5/19/2004 1:26:57 PM
Hello:
I'm updating multiple rows in the datagrid, using the routine described in
the article "Top Questions about the DataGrid Web Server Control":
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dv_vstechart/html/vbtchtopquestionsaboutaspnetdatagridservercontrol.asp
To d... more >>
Fully Editable Datagrid
Posted by Pawan Gupta at 5/19/2004 2:39:09 AM
Hi,
I am fairly new to ASP.Net but the transition to .net
world cudnt have been more easy .. I have enjoyed wurking
in .Net till now. Well I have a requirement to make the
datagrid fully editable. Is there any way to do so ??? I
did google but they talk about writing you own custom
cont... more >>
Why do my datagrids have scrollbars?
Posted by Greg at 5/18/2004 5:13:03 PM
I have this one particular aspx page that, whenever I put a datagrid on it,
the datagrid has scroll bars. I know that if you put a datagrid inside a
DIV tag, it will have the scrollbars, but that's not what I want. This page
I'm talking about has no DIVS. If I create a new aspx page, placing a... more >>
How to set the size of a edit-column in a datagrid
Posted by Tomas at 5/18/2004 1:01:59 PM
Hi
I'm trying to set the size of the textbox that appears when clicking the
edit-button in a datagrid, but I'cant find out how to do it.
// Tomas
... more >>
Datagrid: aligning a template column
Posted by d[ - - ]b at 5/18/2004 12:33:40 PM
Hi,
Is it possible to align a template column? Tried align, textalign and
itemstyle (but I think that one is for the whole grid?), and nothing works.
It's a simple datagrid, but one field is a dollar ($) value, so I've had to
do a TemplateColumn so that I could make it have the '$'-sign and t... more >>
Export to Excel
Posted by Ugo at 5/18/2004 12:17:46 PM
We are trying to export a datagrid to excel but we are using forms
authentication and when we change the ContentType =
"application/vnd.ms-excel". the page that is sent to excel is out login
page instead of the datagrid. For some reason our authentication cookie
must get deleted.
Any ideas.... more >>
wrapping text in a datagrid cell
Posted by roybrew NO[at]SPAM att.net at 5/18/2004 5:17:44 AM
I have a datagrid that I am having text wrapping problems with. And
the wrapping problems only happen with text containing long urls. If
I set the column width to a fixed width through the ItemStyle-Width
property in the ASPX file, the text above and below the url honor that
fixed setting. Al... more >>
Summing a column and displaying in the footer
Posted by William Gower at 5/17/2004 1:03:16 PM
I would like to sum a column in my dataset and have it displayed at the
bottom of the datagrid in the footer. How do I do that?
... more >>
Checking a checkbox based upon a table field
Posted by William Gower at 5/17/2004 11:48:37 AM
I have a template column in my grid that displays a checkbox. I would like
to have the box checked if a field in the table that the grid is based upon
has a "C" in the field. How do I do that?
<asp:TemplateColumn HeaderText="Close">
<ItemTemplate>
<asp:CheckBox Runat... more >>
How to prevent a checkbox from showing up in a datagrid with no records?
Posted by burak.gunay NO[at]SPAM xpandcorp.com at 5/17/2004 9:26:03 AM
Hello,
I have a datagrid made up of two columns, the first has a checkbox in
it and the other holds a job id.
<Columns>
<asp:TemplateColumn HeaderText="Select"
HeaderStyle-HorizontalAlign="Center"
ItemStyle-HorizontalAlign="Center">
<ItemTemplate>
<asp:CheckBox ID="chkIncomplete" Run... more >>
Multi row header in Datagrid
Posted by William Gower at 5/16/2004 11:20:28 PM
I have two columns in my datagrid, Hours Bid and Hours Expense. I would
like to have the word Hours span both columns and then just have the column
headings Bid and Expense underneath. Is that possible and how do I do that?
... more >>
Trigger Button1_ServerClick event from a popup form...
Posted by rmorvay at 5/16/2004 10:51:43 AM
I allow users to click a datagrid row and it spawns another browser page to
allow edits to the data in that row. Once they update the data, it is
committed to the database and the form is closed. Once the edit page is
closed, I need to trigger the search button click event in order to refresh
... more >>
DataGrid - if/else in edititemtemplate?
Posted by JW at 5/16/2004 12:44:09 AM
Greetings -
I am working with a DataGrid, and am trying to set up a template column for
a password field which is stored in a database. Basically, when the
"EditCommand" is executed, for the EditItemTemplate, I would like to display
a HyperLink if a password exists for this particular table r... more >>
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