CheckBoxList Control With Multi-Highlighting Support In C# Windows Forms
If you want to customize the CheckBoxList control to support multi-highlighting (each checked item is highlighted), you can simply override the OnDrawItem() by adding Graphics statements as shown below: Here's an image sample of the extended CheckBoxList control: Code: protected override void OnDrawItem(DrawItemEventArgs e) { int index = e.Index; if ( this .GetItemCheckState(index) == CheckState.Checked) { string text = this .Items[index].ToString(); Graphics g = e.Graphics; Point point = this .GetItemRectangle(index).Location; point.X += estimated_point; //estimated point is a value you may set manually //background: SolidBrush backgroundBrush; backgroundBrush = reportsBackgroundBrushSelected; //estimated point is a value you may