Rowupdating in c


25-Dec-2017 16:47

If the user doesn't enter a filename and then clicks update the old filename is blanked out. If I put a datalist inside a datalist and a link button inside the second datalist visually it satisfies my need.

I would like to keep the old value if the user doesn't enter a new value. However, Command Arguments come from database to linkbutton.

There can be several approaches taken for validating data. On the first step of the wizard click on “New Connection” button to open a dialog as shown in Figure 1.

Enter the database details as per your setup and click on OK.

In the Row Updating event the Image parameter added to the Update Paramters collection will be set to the name of the uploaded file. There is another table recording the mark of the students whose foreign key is the primary key of the previous table. Data presentation control in another Data presentation control Hello, I want to make a menu with datalist or gridview control.

The Row Updating event will be trigged before the data-source control’s Update Command is executed, so the Row Updateing event is a good place to change the value of the data-source parameters that will be passed to the data-source’s Update Command. File Name Else ' In this section I've tried code like e.newvalue = e.oldvalue but I get Nothing for the old value. gridview control in another gridview control Hi ia have a questioni have a gridview control which contains button in one my question is i need another gridview to be placed in the first gidviewso that when i click on the button the second gridview will populate the my question is how to place second gridview in first is there any approach like first grid itself acting as parent and child.please help me Hi sirikalavalapalli: I think nested gridview will help you. string str SQLconnection=".................."; Sql Connection sql Cononection=new Sql Connection(str SQLconnection); Sql Command sql Command=new Sql Command("select * from stuendent where class ID=1",sql Connection); Sql Connection. Basically,the menu will be like this, Categories Sub Categories.

NET 2.0 Grid View control allows us to quickly edit and delete records. Drag and drop an SQL Data Source control on the web form.

However, most of the real world cases call for validating the data being edited or deleted. Open its smart tag and choose “Configure Data Source” option to start Configure Data Source wizard.

By default when the Grid View controls goes in edit mode, it displays Text Boxes for entering values.

On the next step select Customer ID, Company Name, Contact Name and Country columns (Figure 2).

Click on the “Advanced” button and check the “Generate INSERT, UPDATE and DELETE statements” checkbox (Figure 3). Now that you have configured the SQL Data Source control let’s bind it with a Grid View control. Open its smart tag and configure it as shown in Figure 4.

How do I access this control in the Grid View_Row Updating event in order to save the uploaded file to the file system? Thanks I have applied this method for using the File Upload but when the code behind runs the . To save the file you need to use the File Upload control’s Save As method. We have to call a generic method for doing the same .(since it can be done for multiple grid.) PFB the code snippet we use. The bolded part of the code is used to loop inside a grid view.(Not Working.)Is this ideal way to deal with the requirement. This control works when I use it to read the data which comes from my SQL data source control.

The fact that it is inside Edit Item Template means you are editing so the most likely place is at Row Updating which is the final destination before the grid commits the changes to the database. To create a parameter that will be used by your Update Command, you can add the parameter to the data-source’s Update Parameters collection. Getting the control id of a control inside gridview control uhmm.. Do you want's to find particular Textbox with certain id ? I have an access database that has three tables: user table, shift table (describing the shifts available), and a schedule table (that stores shift by shift_id and user by user_id). :- On Disabling Controls Present inside a Gridview control Hi All, We have A requirement Where we have disable controls inside a grid. Quick google search guided me to move the event to Row_Created event and every thing is okay . Thanks a tonne in Advance and any inputs will be valued and appreciated . I do notice that if I break within the Grid View1_Row Data Bound event during a refresh of the page, the values are there.