■ TreeList 클래스의 EditFormPrepared 이벤트를 사용해 편집 폼 컨트롤을 설정하는 방법을 보여준다.
▶ MainForm.cs
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using System; using System.Drawing; using System.Windows.Forms; using DevExpress.XtraEditors; using DevExpress.XtraEditors.Controls; using DevExpress.XtraTreeList; using DevExpress.XtraTreeList.Columns; namespace TestProject { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : XtraForm { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 지역 컬럼 /// </summary> private TreeListColumn regionColumn = null; /// <summary> /// 3월 판매액 컬럼 /// </summary> private TreeListColumn marchSalesColumn = null; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); Load += Form_Load; } #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) { this.treeList.RowHeight = 25; this.treeList.OptionsView.AutoWidth = false; this.treeList.OptionsBehavior.PopulateServiceColumns = true; this.treeList.OptionsBehavior.EditingMode = TreeListEditingMode.EditForm; this.treeList.KeyFieldName = "ID"; this.treeList.ParentFieldName = "RegionID"; this.treeList.DataSource = SalesData.GetSalesDataList(); this.regionColumn = this.treeList.Columns["Region"]; this.regionColumn.OptionsColumn.ReadOnly = true; this.regionColumn.SortIndex = 0; this.marchSalesColumn = this.treeList.Columns["MarchSales"]; this.treeList.Columns[this.treeList.KeyFieldName ].Visible = false; this.treeList.Columns[this.treeList.ParentFieldName].Visible = false; this.treeList.BestFitColumns(); this.treeList.EditFormShowing += treeList_EditFormShowing; this.treeList.EditFormPrepared += treeList_EditFormPrepared; this.treeList.EditFormHidden += treeList_EditFormHidden; } #endregion #region 트리 리스트 편집 폼 표시시 처리하기 - treeList_EditFormShowing(sender, e) /// <summary> /// 트리 리스트 편집 폼 표시시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_EditFormShowing(object sender, EditFormShowingEventArgs e) { if(e.Node.GetValue(this.regionColumn).Equals("Asia")) { e.Allow = false; } } #endregion #region 트리 리스트 편집 폼 준비시 처리하기 - treeList_EditFormPrepared(sender, e) /// <summary> /// 트리 리스트 편집 폼 준비시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_EditFormPrepared(object sender, EditFormPreparedEventArgs e) { TreeList treeList = sender as TreeList; Control editor = e.BindableControls[treeList.FocusedColumn]; if(editor != null) { editor.Focus(); ((IContainerControl)e.Panel).ActivateControl(editor); } TextEdit textEdit = e.BindableControls[this.marchSalesColumn] as TextEdit; if(textEdit != null) { textEdit.Properties.Appearance.ForeColor = Color.Blue; textEdit.EditValueChanging += textEdit_EditValueChanging; } } #endregion #region 트리 리스트 편집 폼 숨김시 처리하기 - treeList_EditFormHidden(sender, e) /// <summary> /// 트리 리스트 편집 폼 숨김시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void treeList_EditFormHidden(object sender, EditFormHiddenEventArgs e) { TextEdit textEdit = e.BindableControls[this.marchSalesColumn] as TextEdit; if(textEdit != null) { textEdit.EditValueChanging -= textEdit_EditValueChanging; } if(e.Result == EditFormResult.Update) { XtraMessageBox.Show("Changes are successfully saved."); } } #endregion #region 텍스트 에디터 편집 값 변경 전 처리하기 - textEdit_EditValueChanging(sender, e) /// <summary> /// 텍스트 에디터 편집 값 변경 전 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void textEdit_EditValueChanging(object sender, ChangingEventArgs e) { } #endregion } } |
