Form.Container.Components

private void SetTextForAllControls(String text, Control root)
{
    foreach(Control c in root.Controls)
    {
          SetTextForAllControls(text, c);
    }

    root.Text = text;
}

Control control = new Control();

       if (root.GetType() == typeof(DataGridViewColumn))
       {
           DataGridViewColumn dataGridViewColumn = (DataGridViewColumn)root;
           dataGridViewColumn.HeaderText = "sdffg";
       }

 
        if (root.GetType() == typeof(DataGridView))
        {
            DataGridView dataGridView = (DataGridView)root;
            foreach (DataGridViewColumn column in dataGridView.Columns)
            {
                column.HeaderText = "sdffg";
            }
        }

(root.GetType() == typeof(DataGridView)

        private void SetTextForAllControls(object root)
        {
            Control root2 = (Control)root;

            foreach (object control in root2.Controls)
            {
                SetTextForAllControls(control);
            }

            if (root.GetType() == typeof(DataGridView))
            {
                DataGridView dataGridView = (DataGridView)root;

                foreach (DataGridViewColumn column in dataGridView.Columns)
                {
                    column.HeaderText = "sdffg";
                }
            }

            root2.Text = LG(root2.Text); // "sdffg";// LG(root2.Text);
        }

class ReflectionHelper
{
    static bool DoesObjectHaveProperty(object objObject, string strPropertyName)
    {
        return (objObject.GetType().GetProperty(strPropertyName) != null);
    }
}

            foreach (object control in (root as Control).Controls)
            {
                SetTextForAllControls(control);
            }

            PropertyInfo propertyInfo = root.GetType().GetProperty("Text");

            if (propertyInfo != null)
            {
                propertyInfo.SetValue(root, "fdsgufghufigh", null);
            }

PropertyInfo[] objPropertyInfoArray = root.GetType().GetProperties();

PropertyInfo[] propertyInfos = root.GetType().GetProperties();

if (propertyInfos != null)
{
    foreach (PropertyInfo propertyInfo in propertyInfos)
    {
        if (propertyInfo.Name.ToLower() == "headertext")
        {
            propertyInfo.SetValue(root, "fdsgufghufigh", null);
        }
    }
}

foreach (DataGridViewColumn objColumn in root.dgvDataGridView.Columns)
{
    PropertyInfo objInfo = objColumn.GetType().GetProperty("HeaderText");
    //...
}

  if (root.GetType() == typeof(DataGridView))
        {
            DataGridView dataGridView = (DataGridView)root;
            foreach (DataGridViewColumn column in dataGridView.Columns)
            {
                column.HeaderText = "sdffg";
            }
        }

  if (root is DataGridView)
            foreach (DataGridViewColumn column in ((DataGridView)root).Columns)
                column.HeaderText = "sdffg";