one dropdown list affecting another dropdown list vb.net
I am desgining a website using VB.NET wherein the data items of one dropdown list depends on the selection of a data item in the previous dropdown list
something similar to selection of country USA from 1st dropdown list...triggers 2nd dropdown with list of states in USA
How can this be accomplished....
Any help will be appreciated...
Thanks & Best Regards...
hi boy,first I suggest turn on auto postback on first dropdownlist. In select index changes(first dropdownlist) - select value on second dropdownlist My blog is here.Please remember to 'Mark as Answer' i...Filter dropdown list from another dropdown list
I am trying to filter the data in a dropdown list from information chosen in another dropdown list.
1st table has modification types, 2nd table has modifications. When the user chooses the modification type needed, then only those modifications should appear in the 2nd list.
mydata7 = New SqlDataAdapter("Select * from ModificationList ", myconnection)
ds7 = New DataSet
Dim dr7 As DataRow
ddlModification.Items.Add("Please select Modification ...")
...Populate a Dropdown List based on the value of another Dropdown List
Hi ALL, I have two Dropdown List.I need to Populate second Dropdown List based on the value of first Dropdown List.I am n't using Update Panel.Pls suggest me RegardsSri
ASP.NET AJAX Cascading DropdownDarrell Norton, MVPDarrell Norton's BlogPlease mark this post as answered if it helped you!
just populate second dropdown in SelectedIndexChanged event of the first dropdown. Muhammad ShoaibSoftware Engineer,Lahore, Pakistanwww.heartofpakistan.com (U/C)--------------------------------Mark it as ANSWER if it Helps U
Check out this link with co...Filling a dropdown list, based on a selection from another dropdown list
This seemed like a simple venture, and may be, but with my limited asp.net knowledge, I am having a problem...
Basically, I have a page that is gathering information. I want a user to be able to select a value from a dropdown list... On Auto postback I would like to make a second listbox visible and bind data to it based on the selection from the first. (While keeping the value of the first listbox available)
Right now I am filling my dataset with the tables used in the page load event and setting my second listbox.visible to false. in the SelectedIndex_change event of the first...Can I populate a Dropdown list in a GridView from another Dropdown list
I have a Gridview control that contains 2 DDLs. The first one is populated on page load (from a Generic list in the code behind) and is working with no problems. I want to populate the 2nd DDL by making a selection in the first DDL which in turn would call a DB method and cause a postback.
I've tried using the "OnSelectedIndexChanged" method for the DDL and the "FindControl" method for the 2nd DDL, but the GridView can't find it on Postback and throws an error. I've also tried using the "onSelectedIndexChanged" method for the GridView bu...Populate dropdown list based on selected value in another dropdown list
I have a datagrid (grdCar) that contains two dropdown listboxes (ddlCarManf and ddlCar). When the user clicks the "Edit" link and places the grid into edit mode, they select a value in ddlCarManf. Based on the selected value in ddlCarManf, I need to then populate ddlCar with a list of cars for which the selected manufacturer makes (I'm using ddlCarManf.SelectedValue to query the database).
I bind my datagrid in the page_load event as:
If Not Page.IsPostBack Then
Here is my control (ddlCarManf) as is appears within grdCar in ...Selection in one dropdown list effecting the visibility of another dropdown list
I have two drop down lists. They are not databound. We'll called them dropdownlist1 and dropdownlist2.Basicly, I want people to choose an object in the first dropdownlist. Depending on their selection, it will make certain items in dropdownlist2 invisible.Currently my thought is to have something in the lines of the following (In the dropdownlist1 - SelectedIndexChanged - Postback being set to Auto)if dropdownlist1.text = "Such and such" then(this is where I would declare which options are available)However, I do not know the proper syntax of saying make the following item...automatically generating content in a dropdown list based on the selection of another dropdown list
hi i currently have a "categories" dropdown list i'm using to help filter data in a datagrid (have it setup using data and table adapters). i've introduced another dropdown list (called subcategories) to filter the datagrid so it only displays records that fit in both the category and subcategories.it all works fine, but i'm wanting to set it so the subcategories dropdown list gets generated on the client-side depending on the category selected. does anybody have any quick tutorials or a quick explination on how i could do this? am i missin...populate a dropdown list on the basis of other dropdown list
I need to populate a dropdown list on the basis of other dropdown list. Both dropdwon list are datasourced with SQL datasource. I tried the SQL datasource where query . but it will need a post back. I dont want my form to be postback. I guess this is what AJAX is for but i really dont know how to get this with AJAX in a simple and quick way..... or it is not simple and quick ????Mark as answer if anybody's post has helped you
It can be simple and quick. See this video:http://www.asp.net/learn/ajax-videos/video-77.aspx And also the tutorial on how to use the Cascading Dropdow...Load Text box of one web form with selected list item of list box of another web form
one help please
Problem is i have two web forms 1. ForiegnkeyTest.aspx 2. foroginkeytable.aspx
step 1 1 ForiegnkeyTest.aspx one web form
&...Hide dropdown list based on other dropdown list selection
i have an aspx page with a form. I want to hide dropdown list b depending on what is selected for dropdown list a.
I need to do this client side
Im new to this so any assistance would be appreciated.
Thanks in advance
could you explai briefly about your requirements?
you want to maske dropdownlist b as invisible if you select any item on dropdownlist a?
or you want to make it invisible for a specific item?
Change the visibility of dropdownlist as false on selected index change.
Private Sub ddl_a_SelectedIndexChanged(ByVal sender As Syste...How to combind two dropdown list values into one dropdown list?
I refered some websites, they are combinding two dropdown list values into single, but i don't know .Net will support it or not? If any body knows it plz tell me how to achieve it??
EX: Go to Naukri.com and select Functional Area dropdown list there u can see main & sub category names in one dropdown list!!!
hi just concatenate , or - for ex:Dropdownlist1.Datatextfield= maincategory & "," & Subcategory Regards,M.VenkatesanMy Blog : http://venkat-dotnetsamples.blogspot.comPlease remember to click “Mark as Answer” on the pos...Using a selection from a dropdown list to fill in a second dropdown list.
Hi, I am new to the web programming area and looking for some help. I have a situation where, like i said in my subject trying to base the list in the ddl2, to be based on the selection from ddl1. What do i all need to include to do this. As of now, I have two seperate SQL data sources, with the first one I have it just selecting from our database. For the second list, I have a second sql data source that does a selection of a different column from teh same database but in the where clause have a parameter that will equal the selection from teh first.. &n...Drop down list in Form view returns error when value in bound field (data binding
I get the following error when I click edit to edit the details in the web form:'ddlUserRestrictionType' has a SelectedValue which is invalid because it does not exist in the list of items.Parameter name: value I would like it to accept any value which currently exists in the database. Is this easily achievable?
With what you've posted, all I can tell is that you are trying to set the SelectedValue of a ddl to a value that does not exist in the list. It would be helpful if you can post some code and the expected values of this control.~ Timwww.bucketo...