public addField(string tbl_name, string type, MetainfoEditorForm parent, paraMetaInfo param) { InitializeComponent(); m_parent = parent; m_paramMetaInfo = param; edit_TableName.Text = tbl_name; m_adp = new SqlDataAdapter("SELECT * FROM " + edit_TableName.Text, m_parent.m_conn); combo_DataType.Items.AddRange(new object[] { "文本", "浮点数" }); switch (type) { default: combo_DataType.Text = "文本"; break; } }