using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace LYFZ.ComponentLibrary
{
    /// <summary>
    /// 测试窗体，请不要使用，内容基窗体
    /// </summary>
    public partial class BaseContentsFormRelease : BaseForm360
    {
        /// <summary>
        /// 设置是否使用自定义滚动条
        /// </summary>
        /// <param name="isCustomScrollBar">设置是否使用自定义滚动条</param>
        public BaseContentsFormRelease()
        {
            InitializeComponent();
            this.btnAppFormMenu.MouseClick += new MouseEventHandler(btnAppFormMenu_MouseClick);
            this.ctlScrollBarH.Scroll += new EventHandler(ctlScrollBarH_Scroll);
            this.ctlScrollBarV.Scroll += new EventHandler(ctlScrollBarV_Scroll);
            this.plExMainContainer.Resize += new EventHandler(plExMainContainer_Resize);
            this.plFormMainContent.Resize+=new EventHandler(plFormMainContent_Resize);
            this.Resize += new EventHandler(BaseContentsFormRelease_Resize);
            this.Shown += new EventHandler(BaseContentsFormRelease_Shown);
            IsCustomScrollBar = false;
        }
        /// <summary>
        /// 记录滚动条显示时需要的宽度
        /// </summary>
        int PanlOffset = 0;
        /// <summary>
        /// 首次显示时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void BaseContentsFormRelease_Shown(object sender, EventArgs e)
        {
            if (IsCustomScrollBar)
            {
                PanlOffset = 20;
            }
            SetplExMainContainerSize(PanlOffset);
            SetScrollBarAttr();
            InitializeScrollBar();
        }


        /// <summary>
        /// 窗体大小变化时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void BaseContentsFormRelease_Resize(object sender, EventArgs e)
        {
           
            SetplExMainContainerSize(PanlOffset);
            SetScrollBarAttr();
            InitializeScrollBar();
        }
        /// <summary>
        /// 父panl大小变化时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void plFormMainContent_Resize(object sender, EventArgs e)
        {
            
            SetplExMainContainerSize(PanlOffset);
            SetScrollBarAttr();
            InitializeScrollBar();
         
        }
        /// <summary>
        /// 子panl大小变化时
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void plExMainContainer_Resize(object sender, EventArgs e)
        {
            if (!this.TopLevel)
            {
                SetplExMainContainerSize(PanlOffset);
                SetScrollBarAttr();
                InitializeScrollBar();
            }
          
        }

        //两个变量记录水平或垂直方向的滚动条位置，已达到同步效果
        int scrollX = 0;
        int scrollY = 0;
        bool isShowCtlScrollBarV = false;//记录是否显示垂直滚动条
        bool isShowCtlScrollBarH = false;//记录日否显示水平滚动条
        void ctlScrollBarV_Scroll(object sender, EventArgs e)
        {
            //垂直滚动
            scrollY = ctlScrollBarV.Value;
            this.plExMainContainer.AutoScrollPosition = new Point(scrollX, ctlScrollBarV.Value);
        }

        void ctlScrollBarH_Scroll(object sender, EventArgs e)
        {
            //水平滚动
            scrollX = ctlScrollBarH.Value;
           this.plExMainContainer.AutoScrollPosition = new Point(ctlScrollBarH.Value, scrollY);
        }
        /// <summary>
        /// 重绘控件
        /// </summary>
        /// <param name="e"></param>
        protected override void OnPaint(System.Windows.Forms.PaintEventArgs e)
        {
            base.OnPaint(e);
            SetplExMainContainerSize(PanlOffset);
        }
        /// <summary>
        /// 设置内容容器的大小和位置
        /// </summary>
      public  void SetplExMainContainerSize(int offset=0)
        {
            //父panl大小和位置
            this.plFormMainContent.Location = new Point(0, this.TitleBgImageHeight);
            
           
          //子panl大小和位置
            isShowCtlScrollBarH = this.plExMainContainer.HorizontalScroll.Visible;
            isShowCtlScrollBarV = this.plExMainContainer.VerticalScroll.Visible;

            if (IsCustomScrollBar)
            {
                if (isShowCtlScrollBarV)
                {
                    this.ctlScrollBarV.Visible = true;
                    this.plFormMainContent.Width = this.Width - offset;
                    this.plExMainContainer.Width = this.plFormMainContent.Width + offset - 4;
                }
                else {
                    this.ctlScrollBarV.Visible = false;
                    this.plFormMainContent.Width = this.Width;
                    this.plExMainContainer.Width = this.plFormMainContent.Width;
                }
                if (isShowCtlScrollBarH)
                {
                    this.ctlScrollBarH.Visible = true;
                    this.plFormMainContent.Height = this.Height - this.TitleBgImageHeight - this.BottomBgImageHeight - offset;
                    this.plExMainContainer.Height = this.plFormMainContent.Height + offset - 4;
                }
                else {
                    this.ctlScrollBarH.Visible = false;
                    this.plFormMainContent.Height = this.Height - this.TitleBgImageHeight - this.BottomBgImageHeight;
                    this.plExMainContainer.Height = this.plFormMainContent.Height;
                }

            }
            else {
                this.plFormMainContent.Width = this.Width;
                this.plFormMainContent.Height = this.Height - this.TitleBgImageHeight - this.BottomBgImageHeight;
                this.plExMainContainer.Width = this.plFormMainContent.Width;
                this.plExMainContainer.Height = this.plFormMainContent.Height;
            }
            
           

        }
        /// <summary>
        /// 初始化滚动条
        /// </summary>
        public void InitializeScrollBar()
        {
            this.plExMainContainer.AutoScrollPosition = new Point(scrollX,scrollY);
            this.ctlScrollBarV.Minimum = 0;
            this.ctlScrollBarV.Maximum = this.plExMainContainer.DisplayRectangle.Height;
            this.ctlScrollBarV.LargeChange = ctlScrollBarV.Maximum / ctlScrollBarV.Height + this.plExMainContainer.Height - 20;
            this.ctlScrollBarV.Value = Math.Abs(this.plExMainContainer.AutoScrollPosition.Y);

            this.ctlScrollBarH.Minimum = 0;
            this.ctlScrollBarH.Maximum = this.plExMainContainer.DisplayRectangle.Width;
            this.ctlScrollBarH.LargeChange = ctlScrollBarH.Maximum / ctlScrollBarH.Width+ this.plExMainContainer.Width - 20;
            this.ctlScrollBarH.Value =  Math.Abs(this.plExMainContainer.AutoScrollPosition.X);

            
           
        }
       
        /// <summary>
        /// 设置滚动条属性
        /// </summary>
        void SetScrollBarAttr()
        {
            if (IsCustomScrollBar)
            {
                this.ctlScrollBarV.Location = new Point(this.plFormMainContent.Width, this.plFormMainContent.Location.Y);
                this.ctlScrollBarH.Location = new Point(0, this.plFormMainContent.Location.Y + this.plFormMainContent.Height);
                this.ctlScrollBarV.Size = new Size(this.ctlScrollBarV.Width, this.plFormMainContent.Height);
                this.ctlScrollBarH.Size = new Size(this.plFormMainContent.Width, this.ctlScrollBarH.Height);
                
                scrollX = this.ctlScrollBarH.Value;
                scrollY = this.ctlScrollBarV.Value;
            }
           
        }

        bool isCustomScrollBar = false;
        /// <summary>
        /// 设置是否使用自定义滚动条
        /// </summary>
        [Browsable(false), Category("自定义窗体属性"), Description("设置是否使用自定义滚动条")]
        public bool IsCustomScrollBar
        {
            get { return isCustomScrollBar; }
            set { isCustomScrollBar = value; }
        }

        private void btnAppFormMenu_MouseClick(object sender, MouseEventArgs e)
        {
            Button btn = sender as Button;
            Point point = new Point();
            point.Y = btn.Height;
            if (e.Button == MouseButtons.Left)
            {
                this.cmsSystemMeunList.Show(btn, point);
            }
        }

        private void tsmAbout_Click(object sender, EventArgs e)
        {
            frmSystemAbout frmAbout = new frmSystemAbout();
            frmAbout.ShowDialog(this);
        }
    }
}