3rdpartylibs/fastreports.wpf/FastReport.WPF/Design/RibbonDesigner/Ribbon.Controls.cs

using System.Windows;
using System.Windows.Forms;

namespace FastReport.Design.RibbonDesigner
{
    internal class RibbonGroupCaption : Label
    {
        public override bool Visible 
        { 
            get => base.Visible;
            set
            {
                base.Visible = value;
                control.Visibility = value ? Visibility.Visible : Visibility.Collapsed;
            }
        }

        public RibbonGroupCaption()
        {
            AutoSize = true;
            control.Height = 15;
            control.FontSize = 11;
            control.HorizontalAlignment = System.Windows.HorizontalAlignment.Center;
            control.VerticalAlignment = System.Windows.VerticalAlignment.Bottom;
            control.VerticalContentAlignment = VerticalAlignment.Bottom;
            control.Margin = new Thickness(0, 0, 0, 1);
        }
    }

    internal class ToolbarLayoutDropDownButton : ToolStripDropDownButton, IToolbarItem
    {
        public bool BeginGroup { get; set; }

        public ToolbarLayoutDropDownButton()
        {
            DropDown = new ToolStripDropDown();
            DropDown.Opened += (s, e) =>
            {
                OnDropDownOpened(e);
                IsDropDownOpen = true;
            };
            DropDown.Closed += (s, e) =>
            {
                OnDropDownClosed(e);
                IsDropDownOpen = false;
            };
            DropDown.Opening += (s, e) => OnDropDownOpening(e);
        }
    }

    internal class ToolbarLabel : Label, IToolbarItem
    {
        public bool BeginGroup { get; set; }

        public ToolbarLabel()
        {
            AutoSize = true;
            control.HorizontalAlignment = System.Windows.HorizontalAlignment.Stretch;
            control.HorizontalContentAlignment = System.Windows.HorizontalAlignment.Center;
        }
    }
}