2010-02-23 15:05
   DataView dv = ((DataTable)dataGrid.DataSource).DefaultView;   
   ArrayList rows = new ArrayList();    
   //这里非常重要,按逆序保存被选中的行,不要马上删,一删其它选中状态就没了    
   for(int i=dv.Count - 1; i>=0; i--)    
   {    
    if (dataGrid.IsSelected(i))    
    {    
     rows.Add(dv[i]);    
    }    
   }
//倒过来,从尾部开始把选中的行都删了   
foreach(object row in rows)    
   {    
    DataRowView dr = (DataRowView)row;    
    dr.Delete();    
   }
DataGrid选定多行   
DataView dv = ((DataTable)dataGrid.DataSource).DefaultView;    
   ArrayList rows = new ArrayList();    
     for(int i=dv.Count - 1; i>=0; i--)    
   {    
    if (dataGrid.IsSelected(i))    
    {    
     rows.Add(dv[i]);    
    }    
   }    
foreach(object row in rows)    
   {    
    DataRowView dr = (DataRowView)row;    
    dr.Delete();    
   }
DataTable dt = (DataTabledataGrid1.DataSource;   
for (int i=dt.Rows.Count -1;i>=0;i--)    
{    
if (dataGrid1.IsSelected(i))    
{    
string SqlQuery ="delete from info where id='"+dt.Rows[i]["ID"].ToString ()+"'";    
SqlConnection conn = new SqlConnection ("server=newer;database=northwind;uid=sa;password=sa");    
conn.Open();    
SqlCommand cmd = new SqlCommand (SqlQuery,conn);    
cmd.ExecuteNonQuery ();    
conn.Close ();    
}    
}
                    
                
                
            
        
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