■ UltraGrid 클래스에서 포커스 사각형을 사용자 정의하는 방법을 보여준다.
▶ UltraGrid 클래스 : 포커스 사각형 사용자 정의하기 예제 (C#)
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using Infragistics.Win.UltraWinGrid; private UltraGrid ultraGrid; ... this.ultraGrid.DrawFilter = new CustomUIElementDrawFilter(new Pen(Brushes.Red, 1f), 1, 1, -3, -3); |
▶ UltraGrid 클래스 : 포커스 사각형 사용자 정의하기 (C#)
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using System.Drawing; using Infragistics.Win; /// <summary> /// 커스텀 UI 엘리먼트 그리기 필터 /// </summary> public class CustomUIElementDrawFilter : IUIElementDrawFilter { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 포커스 펜 /// </summary> private Pen focusPen = null; /// <summary> /// 오프셋 X /// </summary> private int offsetX = 0; /// <summary> /// 오프셋 Y /// </summary> private int offsetY = 0; /// <summary> /// 오프셋 너비 /// </summary> private int offsetWidth = 0; /// <summary> /// 오프셋 높이 /// </summary> private int offsetHeight = 0; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - CustomUIElementDrawFilter(focusPen, offsetX, offsetY, offsetWidth, offsetHeight) /// <summary> /// 생성자 /// </summary> /// <param name="focusPen">포커스 펜</param> /// <param name="offsetX">오프셋 X</param> /// <param name="offsetY">오프셋 Y</param> /// <param name="offsetWidth">오프셋 너비</param> /// <param name="offsetHeight">오프셋 높이</param> public CustomUIElementDrawFilter(Pen focusPen, int offsetX, int offsetY, int offsetWidth, int offsetHeight) { this.focusPen = focusPen; this.offsetX = offsetX; this.offsetY = offsetY; this.offsetWidth = offsetWidth; this.offsetHeight = offsetHeight; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 엘리먼트 그리기 - DrawElement(drawPhase, drawParameter) /// <summary> /// 엘리먼트 그리기 /// </summary> /// <param name="drawPhase">그리기 단계</param> /// <param name="drawParameter">그리기 파라미터</param> /// <returns>처리 결과</returns> public bool DrawElement(DrawPhase drawPhase, ref UIElementDrawParams drawParameter) { bool result = false; if(drawPhase == DrawPhase.BeforeDrawFocus) { Rectangle regularRectangle = drawParameter.Element.Rect; Rectangle clippedRectangle = drawParameter.Element.ClipRect; Rectangle focusRectangle; if((clippedRectangle.Width < regularRectangle.Width) || (clippedRectangle.Height < regularRectangle.Height)) { focusRectangle = clippedRectangle; } else { focusRectangle = regularRectangle; } focusRectangle = new Rectangle ( focusRectangle.X + this.offsetX , focusRectangle.Y + this.offsetY , focusRectangle.Width + this.offsetWidth, focusRectangle.Height + this.offsetHeight ); drawParameter.Graphics.DrawRectangle(this.focusPen, focusRectangle); result = true; } return result; } #endregion #region 필터를 위해 단계 구하기 - GetPhasesToFilter(drawParameter) /// <summary> /// 필터를 위해 단계 구하기 /// </summary> /// <param name="drawParameter">그리기 파라미터</param> /// <returns>그리기 파라미터</returns> public DrawPhase GetPhasesToFilter(ref UIElementDrawParams drawParameter) { return DrawPhase.BeforeDrawFocus; } #endregion } |