lserp_cs_6.0/插件库/Lskj.Main/Control/Menu_ItemNew.cs

/******************************
* Menu_ItemNew 1.2.2 - fixed badge & hover
******************************/
using System;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
using Lskj.Business;
using Lskj.Business.Impl;

namespace Lskj.Main.Control
{
    public partial class Menu_ItemNew : UserControl
    {
        /* —— 样式 —— */
        private readonly Color _hoverBorder = Color.FromArgb(211, 211, 211);   // 淡灰色
        private readonly Color _hoverBack = Color.White;
        private readonly Color _normalBack = Color.FromArgb(240, 240, 240);

        /* —— 状态 —— */
        private bool _isHover;
        private Image _imgDefault, _imgHover, _imgBorderHover;
        private int _radius = 10;

        /* —— 外部信息 —— */
        public int menuRow;
        public int menuGroup;
        public string menuNode;

        public Menu_ItemNew()
        {
            InitializeComponent();

            /* 统一绑定悬停事件 */
            BindHover(this);
            BindHover(btn_icon);
            BindHover(lbl_title);
            BindHover(lbl_sub);
            BindHover(badgeDot);
            BindHover(badgeNum);

            /* 统一绑定 Click —— 1 行即可 */
            BindClick(btn_icon);
            BindClick(lbl_title);
            BindClick(lbl_sub);
            BindClick(badgeDot);
        }
        private void BindClick(System.Windows.Forms.Control ctl)
        {
            ctl.Click += (s, e) =>
            {
                // 直接把 Click 冒泡给 Menu_ItemNew 本身
                this.OnClick(e);          // this 就是 Menu_ItemNew
            };
        }

        /* ===== 对外 API ===== */
        public void SetMenuCaption(string text)
        { lbl_title.Text = text; toolTip1.SetToolTip(lbl_title, text); }

        public void SetSubCaption(string text) => lbl_sub.Text = text;

        public void SetMenuImg(Image img)
        { _imgDefault = img; btn_icon.BackgroundImage = img; }

        public void SetMenuHoverImg(Image img) => _imgHover = img;
        public void SetMenuHoverBorderImg(Image img) => _imgBorderHover = img;

        public void SetMenuNum(int num)
        {
            if (SystemInfo.Instance.DisableShowNotify || num < 1)
            {
                badgeDot.Visible = false;
                return;
            }

            badgeDot.Number = num;     // 一行搞定
            badgeDot.Visible = true;

            RepositionBadge();
        }

        /* ===== 圆角属性（如需保留） ===== */
        [Browsable(true), Description("圆角半径(px)")]
        public int CornerRadius
        {
            get => _radius;
            set { _radius = Math.Max(0, value); Invalidate(); }
        }

        /* —— 兼容旧写法 —— */
        public int SetRoundRadius
        {
            get => CornerRadius;
            set => CornerRadius = value;
        }
        public Button GetButton() => btn_icon;
        public Label GetLabelTitle() => lbl_title;
        public Label GetLabelTitleSub() => lbl_sub;

        /* ===== 悬停逻辑 ===== */
        private void HoverEnter(object s, EventArgs e)
        {
            if (_isHover) return;
            _isHover = true;
            //BackColor = _hoverBack;
            btn_icon.BackgroundImage = _imgHover ?? _imgDefault;
            if (_imgBorderHover != null)
            {
                this.BackgroundImage = _imgBorderHover;
            }
            Cursor = Cursors.Hand;
            Invalidate();
            Update();
        }
        private void HoverLeave(object s, EventArgs e)
        {
            if (ClientRectangle.Contains(PointToClient(System.Windows.Forms.Control.MousePosition))) return;
            _isHover = false;
            //BackColor = _normalBack;
            btn_icon.BackgroundImage = _imgDefault;
            this.BackgroundImage = null;
            Invalidate();
            Update();
        }
        private void BindHover(System.Windows.Forms.Control ctl)
        {
            ctl.MouseEnter += HoverEnter;
            ctl.MouseLeave += HoverLeave;
        }
        /* ===== 角标定位 ===== */
        protected override void OnResize(EventArgs e)
        { base.OnResize(e); RepositionBadge(); }

        private void RepositionBadge()
        {
            if (!badgeDot.Visible) return;

            const int SAFE = 2;   // 距离边缘 2px
            //badgeDot.Location = new Point(
            //    Math.Min(btn_icon.Right - badgeDot.Width / 2, Width - badgeDot.Width - SAFE),
            //    Math.Max(btn_icon.Top - badgeDot.Height / 2, SAFE));

            /* 数字已 Dock/Size 居中，无需再调位置，但保证层级 */
            badgeDot.BringToFront();
            badgeNum.BringToFront();
        }
    }
}