Forms Data Controls :: Hide TemplateColumn HeaderText Programatically With C#?

Nov 24, 2010

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hide TemplateColumn HeaderText programatically with c#?

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Forms Data Controls :: Hide Detailsview Template Headertext Column?

Jan 26, 2011

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when image display, there is a space where the template headertext resides.

how do i remove the header space (vertical line )completely to leave just the imagebutton.

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Forms Data Controls :: Show - Hide Template Headertext In Gridview Based On Requirement

Mar 30, 2010

I am using VS2008.I am binding dynamic datatable to gridview. I have few dropdowns and textboxes in gridview.
I have dropdownlist(ddlTrCodeNw_)in gridview foooter template. Based on the selection of Trcode value few controls will be enabled,disabled,visible,hide. in gridview.

<asp:GridView ID="gvAPPost" runat="server" Width="100%" ShowFooter="true"
AllowPaging="true" AutoGenerateColumns="false"
onrowcommand="gvAPPost_RowCommand"
onrowdatabound="gvAPPost_RowDataBound"
>
<Columns>
<asp:TemplateField HeaderText="Discount %" Visible="false">
<FooterTemplate>
<asp:TextBox ID="txtDiscountPerNw" runat="server" Width="40px" Enabled="false" Visible="false" ></asp:TextBox >
</FooterTemplate>
<ItemTemplate>
<asp:TextBox ID="txtDiscountPer" runat="server" Width="40px" Enabled="false" Visible="false"></asp:TextBox >
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
Intially I set TemplateField HeaderText also Visible="false".
so i have written the condition in ddlTrCodeNw_SelectedIndexChanged.
Now when
if(ddlTrCodeNw.SelectedValue=="24")
{
txtDepstNw.Enabled = true;
txtDepstIncNw.Enabled = true;
txtCrdtNw.Enabled = false;
txtCrdtIncNw.Enabled = false;
lblDiscTrcodeNw.Visible = true; // I want to show this TemplateField HeaderText also when i need.
}

I can I show TemplateField HeaderText also whenever i need.

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Why Setting The HeaderText Programatically Won't Work

Apr 23, 2010

Do any of you know why this won't work?

<asp:BoundField HeaderText='<%=Lang.GetString("ManCan_Descripcion")%>' DataField="OcdObs" />

It's like the server is ignoring the <%%> tags, the page gets rendered like this:

<th scope="col"><%=Lang.GetString("ManCan_Descripcion")%></th>

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Programatically Change The HeaderText Of Gridview Columns In A Nested Gridview?

Jul 31, 2010

I have a gridview and I would like to be able to programatically change the HeaderText of it's columns (probably in the DataBinding event). I know this can normally be achieve with something like this:

myGrid.Columns[0].HeaderText = "My Header Text";

However, the gridview in question is actually nested within another gridview (via template column). So I can't access it directly. I'm trying to use the FindControl method to access it, but so far that isn't working.

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Forms Data Controls :: How To Change Gridview Templatecolumn Order Dynamically

Jan 6, 2010

How can I change gridview templatecolumn order dynamically?

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Forms Data Controls :: RadioButtonList, Gridview, TemplateColumn, Get Selected Radio Value In VB

Nov 28, 2010

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VB.Net

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RadioButtonList, Gridview, TemplateColumn, get selected radio value in VB

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Forms Data Controls :: How Change HeaderText In DetailsView

Mar 22, 2010

I have a webform with a DetailsView control. In the DetailsView, I would like to update the headertext (showing field names) to a "friendly name"

I also have a cross-reference table which has a field name with a matching friendly name.

Is there some code to get my DetailsView control to look up the field name, and then display the friendly name on my form.

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How To Programatically Hide Or Disable Button In A Gridview Template Field

Mar 21, 2011

I have a grid view, that when bound, if the UserID isn't the same as the ID of the person who added a meeting, that I don't want to let that person edit or delete the meeting. (Since they didn't add it, they can't edit/delete it)

I have my gridview set up with template fields, and can determine if the UserID matches, but I can't figure out how to disable or hide this first column in the gridview for a specific row.

[Code]....

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Forms Data Controls :: Setting Headertext Of Gridview Dynamically

Jul 22, 2010

Is tehre anyway to set the HeaderText dynamically on a gridview? I'm trying the below, it kind of works, but the problem is on the initial load nothing shows up, but when I postback then the new text populates:
grdvMyTest.HeaderRow.Cells[5].Text = GetTheCalculatedDate();

I've tried that in both Page_Load and grdMyTest_Load, but same thing happens in both. When the page initial loads the column header text is blank, when I click something causing a postback it pops up. I don't have a IsPostBack check around that line, so it should be running regradless. I'm guessing I'm doing it at the wrong event, either too eariler or too late.

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Forms Data Controls :: How To Change HeaderText In GridView From Code Behind

May 4, 2010

I am using Templates in GridView, but now I have to change the "HeaderText" of each column from code behind. I don't have <HeaderTemplate> so therefore I cannot use FndControl() in header row.

Is there a way to change the HeaderText of each colum without using <HeaderTemplate>

Here are the templates of the GridView which I am using

[Code]....

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Forms Data Controls :: DataGrid Columns HeaderText Modification?

Jun 29, 2010

I'm trying dynamically to change the HeaderText of one of my DataGrid's columns but have some problem.

I'm making the change on button click event.

At the first click nothing happened, but at the second click the change is made correctly.

Why only at the second click the change is made?

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Forms Data Controls :: Access The HeaderText Of A ListView Control

Jan 23, 2011

How to access the HeaderText of a listView control ?

I want to fill the headerText of a listview dynamically.

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Forms Data Controls :: Getting The Headertext Of A Selected Column When Autopostback?

Sep 23, 2010

I have a grid which is getting bound from a dataset and the autogeneratecolumns prperty is set to true.

Now i have a menu control. And when i select a particular cell, I want to headertext of the cell selected should appear as the text of the menu item.

But because autogeneratecolumns = true, so i gridview.columns.count=0. So not able to get the header text.

The code goes as follows.

[Code]....

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Forms Data Controls :: How To Programmatically Set The HeaderText Of A GridView BoundField

Jan 8, 2010

I need to set the HeaderText of GridView BoundField in codebehind file based on a flag at runtime.

I tried setting the column name as

e.Row.Cells[0].Text = "XXXX";

It is worked out but not able to sort that column.

here my requirement is to set the HeaderText programmatically in codebehind and able to sort the column.

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Forms Data Controls :: Assign HeaderText Of Gridview Columns From Datatable

Jan 7, 2010

Actually i want that HeaderText of gridview should be as column name of datatable, which i assign to that perticular column of gridview.

I have templatefield in that column and AutoGeneratedColumn is false

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Forms Data Controls :: Gridview Getting Headertext From Underlying Datasource Column Name?

Feb 25, 2011

I have a GridView whose AutoGenerateColumns="False". However, I don't want to statically specify the HeaderText for the columns in HTML markup. Rather I'd like to set the HeaderText to be the name of the underlying SQLDataSource column name. How can I do this?

[Code]....

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Forms Data Controls :: Sorting Item Template When Programmatically Add HeaderText?

Nov 12, 2010

I have datagrid and inside this grid have template field. I add Header text progr. like this

gvData.HeaderRow.Cells(8).Text = "Hi"

But when I do this I can not sort this column when add SortExpression="Hi"

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Forms Data Controls :: Taking Attributes From Gridview1 And Inserting It Into GridView2 As Column HeaderText?

Apr 8, 2010

I have a problem here.

I have a Gridview, lets call it GVDistinctDate which displays Distinct Date in one column only. For example: I got 5 rows, and 1 column where the column only display distinct dates such as 02/04/2010 | 03/04/2010 | 04/04/2010 | 05/04/2010 | 06/04/2010 where obviously this dates come from a table in the database.

Now i want to take those dates in GVDistinctDate and assign it to another gridview, lets call it GVReport, as column Header Text. For this GVReport, the first column would be StudentID where a list of studentid will be displayed, and then starting from the second column onwards, where the Header Text would be the dates from GVDistinctDate, will display a Status of absent or present according to the studentID and the corresponding date. How do it get the dates from GVDistinctDate into the column Header Text of GVReport?

AND how do it display the Present or Absent status based on the studentID in column 1 GVReport and the dates on the Header Text? Below are the codes of how i got the distinct date into GVDistinctDate

[Code]....

The code below is for GVReport and the comments are where i tried to put in the dates into the column header text.

[Code]....

There is a problem here: GVReport.Columns(k).HeaderText = headerText
Error:Index was out of range. Must be non-negative and less than the size of the collection.
Parameter name: index

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Forms Data Controls :: Can Increase The Rowspan Of A Bound Field Column's HeaderText In A Gridview

Jul 8, 2010

I have a grid that is built as well as populated dynamically through c# code. The grid has 3 columns(3 bound fields). And data is being populated in those bound fields through c# code programatically.

Elaborating my question: I have 3 bound field columns(col1, col2 & col3) . I have to increase the rowspan of col2 and col3 headertext's to 2 i.e I want the col2 and col3 header texts to span across two row cells. But the col1 header text should span across just 1 row. And the extra rowscell that is created under col1 due to the increase in the rowspans (of col2 and col3 boundfield headertexts) should be populated with some random text, i.e something like XXXXX

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Forms Data Controls :: Display Dynamic Gridview Headertext Values From Resource Files?

Jun 20, 2010

how to load Gridview HeaderText values from resource (.resx) files.I want to display headertext values for Gridview based on two different application dynamically.

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Forms Data Controls :: How To Access The Headertext Of A Templatefield Of A Gridview On Mouseover And Display It In A Label Control

Mar 18, 2010

how can i access the headertext of a templatefield of a gridview on mouseover and display it in a label control?

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Access Controls Declared In TemplateColumn Of DataGrid?

Aug 24, 2010

ASCX File:

<asp:datagrid runat="server" id="gridFormFields" datakeyfield="FieldID"
autogeneratecolumns="False"
onitemcommand="gridFormFields_ItemCommand" onitemdatabound="gridFormFields_ItemDataBound">
<columns>

[Code]....

In the code behind, the Control returned by FindControl is null. Why? How can I access the buttonMoveUpFormField and buttonMoveDownFormField controls? From the code behind, is it possible to access controls which are declared in the ItemTemplate section of the TemplateColumn section of a DataGrid?

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Forms Data Controls :: How To Add Columns To A GridView Programatically

Jun 23, 2010

I need to create a grid where the users can see all the memberships, and have a line of checkboxes for each existing role, and be able to check/uncheck roles to allow access authority.

I managed to build a datatable that adds columns and displays them properly, but I have not been able to programatically add columns to the grid based on whatever roles are stored in the system.

I can display the users and their roles by just specifying AutoGenerateColumns="true" when I do that, the checkboxes are grayed out, and the users do not want to have to click a button to open them up.

Here is what I can't figure out.

How do I programatically add columns to the GridView? I have some code in Pageload, but it doesn't work, so it is commented out?How do I turn on all the rows for the entire GridView to edit mode? How do I access the column name for the role they just checked so that I know what to add with the ystem.Web.Security.Roles.AddUserToRole(UserName, Role)?

[Code]....

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Forms Data Controls :: Programatically Set DataNavigateUrlFormatString On PageLoad?

Jan 20, 2011

VB.NET, Gridview.

How do I programatically set DataNavigateURLFormatString on page load?

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