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;

using Mesnac.Docking;
using Mesnac.PlugIn.View;

namespace Mesnac.Gui.Workbench
{
    /// <summary>
    /// 工作台窗口类
    /// </summary>
    public partial class WorkspaceWindow : DockContent,IWorkbenchWindow
    {
        private IViewContent _content;

        #region 构造方法

        public WorkspaceWindow(IViewContent content)
        {
            this._content = content;
            InitializeComponent();

            this._content.MyOwner = this;   //设置视图内容所有者为当前工作区窗口
            this._content.TitleNameChanged += new EventHandler(SetTitleEvent);
            SetTitleEvent(this, EventArgs.Empty);

            this.TabText = this._content.TitleName;
            this.Text = this._content.TitleName;
            //填充控件
            Form frm = this._content.Control as Form;
            if (frm != null)
            {
                frm.TopLevel = false;
                frm.ControlBox = false;
                frm.FormBorderStyle = FormBorderStyle.None;
                frm.Visible = true;
                frm.WindowState = FormWindowState.Normal;
                frm.AutoScroll = true;
                frm.Dock = DockStyle.Fill;
                this.Controls.Add(frm);
            }
            else
            {
                this._content.Control.Dock = DockStyle.Fill;
                this.Controls.Add(this._content.Control);
            }

            
        }

        #endregion

        #region 标题更业务处理
        /// <summary>
        /// 标题更改事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void SetTitleEvent(object sender, EventArgs e)
        {
            if (this._content == null)
            {
                return;
            }
            this.SetToolTipText();
            string newTitle = this._content.TitleName;

            if (newTitle != Title)
            {
                Title = newTitle;
            }
        }
        /// <summary>
        /// 设置提示文本
        /// </summary>
        private void SetToolTipText()
        {
            if (this._content != null)
            {
                base.ToolTipText = this._content.TitleName;
            }
            else
            {
                base.ToolTipText = null;
            }
        }

        #endregion

        #region 释放面板

        /// <summary>
        /// 释放面板
        /// </summary>
        public void DetachContent()
        {
            this._content = null;
            this.Controls.Clear();
        }

        #endregion

        #region 实现IWorkbenchWindow成员

        #region 实现IWorkbenchWindow属性

        /// <summary>
        /// 工作台窗口标题
        /// </summary>
        public string Title
        {
            get
            {
                return this.Text;
            }
            set
            {
                this.Text = value;
                OnTitleChange(EventArgs.Empty);
            }
        }
        /// <summary>
        /// 视图对象
        /// </summary>
        public IViewContent ViewContent
        {
            get { return this._content; }
        }
        /// <summary>
        /// 活动视图对象
        /// </summary>
        public IViewContent ActiveViewContent
        {
            get { return this._content; }
        }

        #endregion

        #region 实现IWorkbenchWindow方法

        /// <summary>
        /// 关闭工作台窗口方法
        /// </summary>
        /// <param name="isRealClose">是否真正关闭窗口(true为关闭，false为隐藏)</param>
        /// <returns>关闭成功返回真</returns>
        public bool CloseWindow(bool isRealClose)
        {
            if (isRealClose)
            {
                this.Close();
            }
            else
            {
                this.Visible = false;
                this.Hide();
            }
            return true;
        }

        /// <summary>
        /// 选中
        /// </summary>
        public void SelectWindow()
        {
            this.Visible = true;
            //this.Show();
            this.Activate();
        }

        /// <summary>
        /// 重绘组件方法
        /// </summary>
        public virtual void RedrawContent()
        {
            
        }

        #endregion

        #region 实现IWorkbenchWindow事件

        protected virtual void OnTitleChange(EventArgs e)
        {
            if (TitleChanged != null)
            {
                TitleChanged(this, e);
            }
        }

        /// <summary>
        /// 触发Reload事件
        /// </summary>
        /// <param name="e">事件对象</param>
        public void TriggerReloadEvent(EventArgs e)
        {
            this._content.TriggerReloadEvent(e);
        }

        public event EventHandler TitleChanged;

        #endregion

        #endregion

        #region 工作台窗口关闭处理

        private void WorkspaceWindow_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (!this._content.IsRealClose)
            {
                e.Cancel = true;
                this.Visible = false;
                this.Hide();
            }
            else
            {
                Form frm = this._content.Control as Form;
                if (frm != null)
                {
                    this.Controls.Remove(frm);
                    frm.Close();
                    frm = null;
                }
                WorkbenchSingleton.Workbench.ViewContentCollection.Remove(this._content);
                string[] keys = new string[WorkbenchSingleton.Workbench.ViewContentDic.Keys.Count];
                WorkbenchSingleton.Workbench.ViewContentDic.Keys.CopyTo(keys, 0);
                foreach (string key in keys)
                {
                    if (this._content == WorkbenchSingleton.Workbench.ViewContentDic[key])
                    {
                        WorkbenchSingleton.Workbench.ViewContentDic.Remove(key);
                        break;
                    }
                }
            }
        }

        #endregion


        
    }
}