■ LookUpEdit 클래스의 CascadingOwner 속성을 사용해 연속 룩업을 사용하는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Collections.Generic; using DevExpress.XtraEditors; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : XtraForm { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); Load += Form_Load; this.categoryLookUpEdit.EditValueChanged += categoryLookUpEdit_EditValueChanged; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private #region 폼 로드시 처리하기 - Form_Load(sender, e) /// <summary> /// 폼 로드시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void Form_Load(object sender, EventArgs e) { List<Category> categorieList = Category.GetList(); this.categoryLookUpEdit.Properties.KeyMember = "Key"; this.categoryLookUpEdit.Properties.DisplayMember = "CategoryName"; this.categoryLookUpEdit.Properties.DataSource = categorieList; List <Product> productList = Product.GetList(); this.productLookUpEdit.CascadingOwner = this.categoryLookUpEdit; this.productLookUpEdit.Properties.CascadingMember = "CategoryID"; this.productLookUpEdit.Properties.KeyMember = "ID"; this.productLookUpEdit.Properties.DisplayMember = "ProductName"; this.productLookUpEdit.Properties.DataSource = productList; } #endregion #region 카테고리 룩업 에디터 편집 값 변경시 처리하기 - categoryLookUpEdit_EditValueChanged(sender, e) /// <summary> /// 카테고리 룩업 에디터 편집 값 변경시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void categoryLookUpEdit_EditValueChanged(object sender, EventArgs e) { this.productLookUpEdit.EditValue = null; } #endregion } } |
