Just want to write to the GridView editing events need access to current data line to update the database
Database is a content but with breakpoints to say by the time the step to obtain the value of the empty

 
Protected void GridView1_RowEditing (object sender, GridViewEditEventArgs e) 
{
GridView1. EditIndex=e.N ewEditIndex; 
ShowMessage (); 
} 

Protected void GridView1_RowCancelingEdit (object sender, GridViewCancelEditEventArgs e) 
{
GridView1. EditIndex=1; 
ShowMessage (); 
} 

Protected void GridView1_RowUpdating (object sender, GridViewUpdateEventArgs e) 
{
String cc=GridView1. Rows [" e.R owIndex]. Cells [1]. The Text. The Trim (); 
Model. The Message editmess=MessageBLL. GetModel (int. Parse (cc)); 

Editmess. Contents=GridView1. Rows [" e.R owIndex]. Cells [3]. The Text; 

MessageBLL. Update (editmess); 
ShowMessage (); 
} 

Is in the code above cc value is empty but the GridView that a column is really have a value in the
Please tell passing bosses
Thank you

CodePudding user response:

Refer to Microsoft's official in the sample code,
https://docs.microsoft.com/en-us/dotnet/api/system.web.ui.webcontrols.gridview.rowupdating? Redirectedfrom=MSDN& View=netframework 4.8

 
Protected void TaskGridView_RowUpdating (object sender, GridViewUpdateEventArgs e) 
{
//Retrieve the table from the session object. 
DataTable dt=(DataTable) Session [" TaskTable "]. 

//Update the values. 
GridViewRow row=TaskGridView. Rows [" e.R owIndex]; 
Dt. Rows [row. DataItemIndex] (" Id ")=((TextBox) (row. Cells [1]. The Controls [0])). The Text; 
Dt. Rows [row. DataItemIndex] [" Description "]=((TextBox) (row) Cells. [2] Controls [0])). The Text; 
Dt. Rows [row. DataItemIndex] [" IsComplete "]=((CheckBox) (row) Cells [3]. The Controls [0])). Checked; 

//Reset the edit index. 
TaskGridView. EditIndex=1; 

//to Bind data to the GridView control. 
BindData (); 
}