[DEVEXPRESS/WINFORM] GridView 클래스 : CustomDrawGroupPanel 이벤트를 사용해 그룹 패널 커스텀 그리기
DevExpress/WinForm 2020. 4. 25. 22:29728x90
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▶ MainForm.cs
using System.Drawing;
using System.Drawing.Drawing2D;
using DevExpress.Utils;
using DevExpress.XtraEditors;
using DevExpress.XtraGrid.Views.Base;
using DevExpress.XtraGrid.Views.Grid;
namespace TestProject
{
/// <summary>
/// 메인 폼
/// </summary>
public partial class MainForm : XtraForm
{
//////////////////////////////////////////////////////////////////////////////////////////////////// Field
////////////////////////////////////////////////////////////////////////////////////////// Private
#region Field
/// <summary>
/// 그룹 패널 이미지
/// </summary>
private Image groupPanelImage;
#endregion
//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
////////////////////////////////////////////////////////////////////////////////////////// Public
#region 생성자 - MainForm()
/// <summary>
/// 생성자
/// </summary>
public MainForm()
{
InitializeComponent();
this.groupPanelImage = Image.FromFile("IMAGE\\attention.png");
this.gridView.InitializeView
(
true, // Multi Select
GridMultiSelectMode.RowSelect, // Grid Multi Select Mode
DrawFocusRectStyle.CellFocus, // Draw Focus Rect Style
true, // Show Indicator
true, // Show Column Headers
true, // Allow Column Moving
true, // Allow Column Resizing
true, // Allow Filter
true, // Allow Sort
false, // Allow Cell Merge
EditorShowMode.Default, // Editor Show Mode
false // Editable
);
this.gridView.OptionsBehavior.AutoPopulateColumns = true;
this.gridView.OptionsView.ShowGroupPanel = true;
this.gridView.OptionsView.ShowGroupedColumns = true;
this.gridView.Appearance.GroupPanel.ForeColor = Color.Black;
this.gridControl.DataSource = new nwindDataSetTableAdapters.OrdersTableAdapter().GetData();
this.gridView.Columns["OrderDate"].GroupIndex = 0;
this.gridView.BestFitColumns();
this.gridView.CustomDrawGroupPanel += gridView_CustomDrawGroupPanel;
}
#endregion
//////////////////////////////////////////////////////////////////////////////////////////////////// Method
////////////////////////////////////////////////////////////////////////////////////////// Private
#region 그리드 뷰 그룹 패널 커스텀 그리기 - gridView_CustomDrawGroupPanel(sender, e)
/// <summary>
/// 그리드 뷰 그룹 패널 커스텀 그리기
/// </summary>
/// <param name="sender">이벤트 발생자</param>
/// <param name="e">이벤트 인자</param>
private void gridView_CustomDrawGroupPanel(object sender, CustomDrawEventArgs e)
{
Color color = Color.FromArgb(244, 132, 38);
Brush brush = e.Cache.GetGradientBrush(e.Bounds, color, Color.Bisque, LinearGradientMode.Horizontal);
e.Cache.FillRectangle(brush, e.Bounds);
Rectangle rectangle = new Rectangle
(
e.Bounds.X + e.Bounds.Width - this.groupPanelImage.Size.Width - 30,
e.Bounds.Y + (e.Bounds.Height - this.groupPanelImage.Size.Height) / 2,
this.groupPanelImage.Width,
this.groupPanelImage.Height
);
e.Cache.DrawImageUnscaled(this.groupPanelImage, rectangle);
e.Handled = true;
}
#endregion
}
}
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