using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace ShareWifi.Views
{
    /// <summary>
    /// Form 基类
    /// </summary>
    public partial class BaseForm : Form
    {
        public BaseForm()
        {
            this.Load += new EventHandler(BaseForm_Load);
            this.FormClosed += new FormClosedEventHandler(BaseForm_FormClosed);
            InitializeComponent();
        }
        public void BaseForm_Load(object sender, EventArgs e)
        {
            Program.formList.Add(this);
        }
        public void BaseForm_FormClosed(object sender, FormClosedEventArgs e)
        {
            Program.formList.Remove(this);
        }

        private void InitializeComponent()
        {
            this.SuspendLayout();
            // 
            // BaseForm
            // 
            this.ClientSize = new System.Drawing.Size(1350, 729);
            this.Name = "BaseForm";
            this.WindowState = System.Windows.Forms.FormWindowState.Maximized;
            this.DoubleClick += new System.EventHandler(this.BaseForm_DoubleClick);
            this.ResumeLayout(false);

        }
        /// <summary>
        /// 双击关闭窗体
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BaseForm_DoubleClick(object sender, EventArgs e)
        {
            Application.Exit();
        }
        /// <summary>
        /// 解决winform刚启动的时候，由于picture 太多闪屏问题
        /// </summary>
        protected override CreateParams CreateParams
        {
            get
            {
                CreateParams cp = base.CreateParams;
                cp.ExStyle |= 0x02000000;
                return cp;
            }
        }

        /// <summary>
        /// Form之间跳转
        /// </summary>
        /// <param name="type"></param>
        /// <returns></returns>
        internal static Form Go(Type type)
        {
            Form currentForm = null;
            foreach (Form formItem in Program.formList)
            {
                if (formItem.GetType() == type)
                {
                    currentForm = formItem;
                    currentForm.Activate();
                    break;
                }

            }
            if (currentForm == null)
            {
                object obj = Activator.CreateInstance(type);
                if (obj is Form)
                {
                    currentForm = obj as Form;
                    currentForm.Show();
                }
            }
            return currentForm;
        }
    }
}