tangxu
2024-10-14 6cd995b71dfc74d4d96347d0bc535fddf36fa9df
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// *********************************
// Message from Original Author:
//
// 2008 Jose Menendez Poo
// Please give me credit if you use this code. It's all I ask.
// Contact me for more info: menendezpoo@gmail.com
// *********************************
//
// Original project from http://ribbon.codeplex.com/
// Continue to support and maintain by http://officeribbon.codeplex.com/
 
using System.ComponentModel;
using System.Drawing;
 
namespace System.Windows.Forms
{
    [Designer(typeof(RibbonOrbMenuItemDesigner))]
    public class RibbonOrbMenuItem
        : RibbonButton
    {
        #region Fields
 
        #endregion
 
        #region Ctor
 
        public RibbonOrbMenuItem()
        {
            DropDownArrowDirection = RibbonArrowDirection.Left;
            SetDropDownMargin(new Padding(10));
            DropDownShowing += RibbonOrbMenuItem_DropDownShowing;
        }
 
        public RibbonOrbMenuItem(string text)
           : this()
        {
            Text = text;
        }
 
        #endregion
 
        #region Props
 
        /// <summary>
        /// This property is not relevant for this class
        /// </summary>
        [Browsable(false)]
        public override Image LargeImage
        {
            get => base.Image;
            set => base.Image = value;
        }
 
        [DefaultValue(null)]
        [Browsable(true)]
        [Category("Appearance")]
        public override Image Image
        {
            get => base.Image;
            set
            {
                base.Image = value;
 
                SmallImage = value;
            }
        }
 
        /// <summary>
        /// This property is not relevant for this class
        /// </summary>
        [Browsable(false)]
        public override Image SmallImage
        {
            get => base.SmallImage;
            set => base.SmallImage = value;
        }
 
        #endregion
 
        #region Methods
 
        private void RibbonOrbMenuItem_DropDownShowing(object sender, EventArgs e)
        {
            if (DropDown != null)
            {
                DropDown.DrawIconsBar = false;
            }
        }
 
        public override void OnMouseEnter(MouseEventArgs e)
        {
            base.OnMouseEnter(e);
 
            if (RibbonDesigner.Current == null)
            {
                if (Owner.OrbDropDown.LastPoppedMenuItem != null)
                {
                    Owner.OrbDropDown.LastPoppedMenuItem.CloseDropDown();
                }
 
                if (Style == RibbonButtonStyle.DropDown || Style == RibbonButtonStyle.SplitDropDown)
                {
                    ShowDropDown();
 
                    Owner.OrbDropDown.LastPoppedMenuItem = this;
                }
 
            }
 
        }
 
        public override void OnMouseLeave(MouseEventArgs e)
        {
            base.OnMouseLeave(e);
        }
 
        internal override Point OnGetDropDownMenuLocation()
        {
            if (Owner == null) return base.OnGetDropDownMenuLocation();
 
            Rectangle b = Owner.RectangleToScreen(Bounds);
            Rectangle c = Owner.OrbDropDown.RectangleToScreen(Owner.OrbDropDown.ContentRecentItemsBounds);
 
            return new Point(b.Right, c.Top);
        }
 
        internal override Size OnGetDropDownMenuSize()
        {
            Rectangle r = Owner.OrbDropDown.ContentRecentItemsBounds;
            r.Inflate(-1, -1);
            return r.Size;
        }
 
        public override void OnClick(EventArgs e)
        {
            base.OnClick(e);
        }
 
        #endregion
    }
}