DalianML-SCADA/HighWayIot.Winform/MainForm/BaseForm.cs

using HighWayIot.Log4net;
using HighWayIot.Winform.UserControlPages;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;

namespace HighWayIot.Winform.MainForm
{
    public partial class BaseForm : Form
    {
        private static LogHelper logger = LogHelper.Instance;

        List<UserControl> UserControls = new List<UserControl>();

        public BaseForm()
        {
            InitializeComponent();
            Init();
        }

        /// <summary>
        /// 初始化类
        /// </summary>
        public void Init()
        {
            logger.Info("主页面已启动");
            UserPanelSwitch(typeof(MonitorMainPage), "监控主页面");

        }

        /// <summary>
        /// 系统退出
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void SysQuitStripMenuItem_Click(object sender, EventArgs e)
        {

            Application.Exit();
        }

        /// <summary>
        /// 注销
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void LogoutStripMenuItem_Click(object sender, EventArgs e)
        {
            Application.Restart();
        }

        /// <summary>
        /// 菜单事件
        /// 菜单事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void StripMenuItemClick(object sender, EventArgs e)
        {
            if (sender is ToolStripMenuItem && sender != null)
            {
                ToolStripMenuItem button = (ToolStripMenuItem)sender;
                switch (button.Text)
                {
                    case "角色管理":
                        UserPanelSwitch(typeof(RoleConfigPage), button.Text);
                        break;
                    case "用户管理":
                        UserPanelSwitch(typeof(UserConfigPage), button.Text);
                        break;
                    case "操作日志":
                        UserPanelSwitch(typeof(OperateConfigPage), button.Text);
                        break;
                    case "报警日志":
                        UserPanelSwitch(typeof(AlarmConfigPage), button.Text);
                        break;
                    case "监控主页面":
                        UserPanelSwitch(typeof(MonitorMainPage), button.Text);
                        break;
                    case "":
                        break;
                    default:
                        MessageBox.Show("找不到按钮！");
                        break;
                }
            }
        }

        /// <summary>
        /// 切换前端页面，动态创建
        /// </summary>
        /// <param name="userControlType">Usercontrol类型</param>
        /// <param name="tag">名称标签</param>
        private void UserPanelSwitch(Type userControlType, string tag)
        {
            bool flag = false;
            foreach(UserControl us in UserControls)
            {
                if(us.GetType() == userControlType)
                {
                    flag = true;
                    //如果在标签页里，切换选项卡
                    if (UserControlTabs.Contains(us) || us.Tag.ToString() == tag)
                    {
                        try
                        {
                            foreach(Control control in this.UserControlTabs.Controls)
                            {
                                if(control is TabPage page)
                                {
                                    if(page.Text == tag)
                                    {
                                        UserControlTabs.SelectedTab = page;
                                    }
                                }
                            }
                        }
                        catch(ArgumentNullException ex)
                        {
                            logger.Error("找不到相关标签页！请重启程序！", ex);
                        }
                        catch(Exception ex)
                        {
                            logger.Error("标签页未知错误！", ex);
                        }
                    }
                    //如果不在标签页里
                    else
                    {
                        TabPage tabPage = new TabPage(tag);
                        us.Parent = tabPage;
                        UserControlTabs.TabPages.Add(tabPage);
                    }
                    break;
                }
            }
            if (!flag)
            {
                try
                {
                    // 动态创建新的 UserControl 实例
                    object obj = Activator.CreateInstance(userControlType);
                    if (obj is UserControl newControl)
                    {
                        newControl.Tag = tag;
                        UserControls.Add(newControl); // 将新实例添加到列表
                        TabPage tabPage = new TabPage(tag);
                        newControl.Parent = tabPage;
                        newControl.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
                        newControl.Dock = DockStyle.Fill;
                        UserControlTabs.TabPages.Add(tabPage);
                        UserControlTabs.SelectedTab = tabPage;
                    }
                    else
                    {
                        throw new InvalidOperationException($"类型 {userControlType.Name} 不是有效的 UserControl 类型");
                    }
                }
                catch (Exception ex)
                {
                    logger.Error("无法创建用户控件实例", ex);
                    MessageBox.Show($"无法创建用户控件实例：{ex.Message}", "错误");
                }
            }
        }
    }
}