如何在不关闭表单2或不显示表单1的情况下从另一个表单刷新数据网格

Question

i have 2 form(form1 and form 2) form1 has a datagridview and form2 has a textbox , how i can refresh form1 and search txtbox without reload or show form1, my mean is form2 is a searchbox , how i can control datagrid of form1 in form2?

private void datagrid_users_KeyPress(object sender, KeyPressEventArgs e)
    {


        win_searchuser baz = new win_searchuser() ;
        baz.searchname = datagrid_users.Columns[datagrid_users.CurrentCell.ColumnIndex].HeaderText;
        baz.columnname = datagrid_users.Columns[datagrid_users.CurrentCell.ColumnIndex].Name;

        baz.ShowDialog();

    }

form2

private void txt_name_TextChanged_1(object sender, EventArgs e)
    {
        var query = data.Database.SqlQuery<vw_users>("Select * from vw_users where "+columnname+" like '%"+txt_name.Text+"%'");
        var u = query.ToList();
        dataGridView1.DataSource = u;
        users tt = new users();

         tt.datagrid_users.DataSource = this.dataGridView1.DataSource;




    }

Answer 1

stackoverflow.com/questions/16980077/refreshing-datagridview-from-another-form-on-button-click

Or you can use delegate

stackoverflow.com/questions/17478889/refresh-datagridview-records-from-another-form