Asp gridview rowupdating validation


01-Mar-2020 11:43

create table test_State(STID int identity(1,1) , SCode Varchar(3) primary key, SName varchar(20), Ccode varchar(3) foreign key references test_Country(Ccode)) create table test_City(Cy ID int identity(1,1), Cycode varchar(3) primary key, Cy Name varchar(20), SCode varchar(3) foreign key references test_State(SCode)) select * FROM test_Country insert into test_Country values('IN','INDIA') insert into test_Country values('US','USA') SELECT * FROM test_State insert into test_State values('TN','Tamil Nadu','IN') insert into test_State values('KE','Kerala','IN') insert into test_State values('WN','Washington','US') insert into test_State values('TS','Texas','US') select * from test_City insert into test_City values('BY','Buckley','WN') insert into test_City values('EA','Elma','WN') insert into test_City values('NL','New London','TS') insert into test_City values('VA','Victoria','TS') CREATE procedure sp_Test_Select_ddl --'IN','TN','CH' as begin select PID, PName, Country Code, (select Country Code= case Country Code when 'IN' then 'INDIA' when 'US' then 'USA' else 'No Country' end) as Country Name, State Code, (select State Code= case State Code when 'KE' then 'KERALA' when 'TN' then 'Tamil Nadu' when 'TS' then 'TEXAS' when 'WN' then 'WASHINGTON' else 'No State' end) as State Name, City Code, (select City Code=case City Code when 'BY' then 'BUCKLEY' when 'CH' then 'CHENNAI' when 'CI' then 'COVAI' when 'CN' then 'COCHIN' when 'EA' then 'ELMA' when 'MR' then 'MOONOR' when 'MU' then 'MADURAI' when 'NL' then 'NEW LONDON' when 'TM' then 'TRIVANDRUM' when 'VA' then 'VICTORIA' else 'No City' end) as City Name from test_Person order by Country Name, State Name, City Name end create procedure sp_Test_Insert ( @per ID int=null, @per Name varchar(30), @Country Code varchar(3), @State Code varchar(3), @City Code varchar(3) ) as begin if exists(select * from test_Person where [email protected] ID) begin update test_Person set [email protected] Name, Country [email protected] Code, State [email protected] Code, City [email protected] Code where [email protected] ID end else begin insert into test_Person(PName, Country Code, State Code, City Code) values(@per Name,@Country Code,@State Code,@City Code) end end using System; using System.

When I click on the edit button the update and cancel button appear.

A Grid View Update Event Args object is passed to the event-handling method, which enables you to determine the index of the current row and to indicate that the update operation should be canceled.

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After it has been clicked the postback places that row in edit mode. At this point in time the above Edit Item Template is displayed with two Image Buttons within it. My problem lies in that the click on the Update Image Button posts back, but neither the Row Command nor Row Updating events get triggered. NET 2.0 Grid View control allows us to quickly edit and delete records.



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