using DevExpress.XtraEditors;
using HL_FristAidPlatform_Public;
using System;
using System.Diagnostics;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Security.Principal;
using System.Windows.Forms;

namespace HL_FristAidPlatform_Frame
{
    /// <summary>
    /// 应用程序的主入口点
    /// </summary>
    static class Program
    {
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main()
        {
            DevExpress.Skins.SkinManager.EnableFormSkins();
            DevExpress.UserSkins.BonusSkins.Register();

            //取消重复打开软件判断，减少系统首次加载时间
            //int count = 0;
            //Process[] myProcess = Process.GetProcesses();
            ////Process MyProcess = null;
            //foreach (Process _Process in myProcess)
            //{
            //    if (_Process.ProcessName == Process.GetCurrentProcess().ProcessName)
            //    {
            //        count++;
            //        //MyProcess = _Process;
            //        //XtraMessageBox.Show("当前进程ID:" + MyProcess.Id.ToString());

            //    }
            //}
            //if (count > 1)
            //{
            //    //HandleRunningInstance(MyProcess);
            //    XtraMessageBox.Show("请勿重复打开软件！", "操作提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            //}
            //else
            //{
            Action run = () =>
            {
                Application.EnableVisualStyles();
                Application.SetCompatibleTextRenderingDefault(false);
                Form_Login login = new Form_Login();
                if (login.ShowDialog() == DialogResult.OK)
                {
                    Application.Run(new Form_Main());
                }
            };
            WindowsIdentity wi = WindowsIdentity.GetCurrent();
            bool runAsAdmin = wi != null && new WindowsPrincipal(wi).IsInRole(WindowsBuiltInRole.Administrator);
            if (!runAsAdmin)
            {
                try
                {
                    //不可能以管理员方式直接启动一个 ClickOnce 部署的应用程序，所以尝试以管理员方式启动一个新的进程
                    Process.Start(new ProcessStartInfo(Assembly.GetExecutingAssembly().CodeBase) { UseShellExecute = true, Verb = "runas" });
                }
                catch (Exception ex)
                {
                    //MessageBox.Show(string.Format("以管理员方式启动失败，将尝试以普通方式启动！{0}{1}", Environment.NewLine, ex), "出错啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
                    PublicClass.WriteErrorLog("Main", "以管理员方式启动失败，将尝试以普通方式启动！" + ex.Message);
                    run();//以管理员方式启动失败，则尝试普通方式启动
                }
                Application.Exit();
            }
            else
            {
                run();
            }
            //}
        }

        #region   打开之前的程序
        // 指示该属性化方法由非托管动态链接库 (DLL) 作为静态入口点公开
        [DllImport("User32.dll")]
        private static extern bool ShowWindowAsync(IntPtr hWnd, int cmdShow);
        [DllImport("User32.dll")]
        private static extern bool SetForegroundWindow(IntPtr hWnd);
        private const int WS_SHOWNORMAL = 3;

        /// <summary>
        /// 如果有另一个同名进程启动,则调用之前的实例
        /// </summary>
        /// <param name="instance"></param>
        private static void HandleRunningInstance(Process instance)
        {
            XtraMessageBox.Show(instance.MainWindowHandle.ToString());
            // 确保窗体不是最小化或者最大化
            ShowWindowAsync(instance.MainWindowHandle, WS_SHOWNORMAL);
            // 将之前启动的进程实例弄到前台窗口
            XtraMessageBox.Show(SetForegroundWindow(instance.MainWindowHandle).ToString());
        }
        #endregion
    }
}