HEGII.ss.mes.wcf/DK.Client/Client.Controls/SearchTextBox/dkGoodsSearchBox.cs

/*******************************************************************************
 * Copyright(c) 2014 dongke All rights reserved. / Confidential
 * 类的信息：
 *      1.程序名称：dkGoodsSearchBox.cs
 *      2.功能描述：产品选择控件
 * 编辑履历：
 *      作者            日期                版本            修改内容
 *      庄天威          2014/09/15          1.00            新建
 *******************************************************************************/

using System;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Windows.Forms;
using Dongke.IBOSS.PRD.Basics.BaseControls;
using Dongke.IBOSS.PRD.WCF.DataModels;
using Dongke.IBOSS.PRD.WCF.Proxys;
using Dongke.IBOSS.PRD.WCF.Proxys.SystemModuleService;

namespace Dongke.IBOSS.PRD.Client.Controls.SearchTextBox
{
    /// <summary>
    /// 产品选择控件
    /// </summary>
    public partial class dkGoodsSearchBox : UserControl
    {
        #region 成员变量

        private S_CMN_006 _frmGoods;
        private bool _isEnabled = true;                 // 控件是否可用
        private DataTable _dataSource = null;           // 数据源
        private int? _goodsID;                          // 产品ID
        private string _goodsIDS;                       //id集
        private string _goodsCode;                      // 产品Code
        private string _goodsName;                      // 产品名称
        private string _goodsSpecification;             //产品规格
        private bool _isMustInput;                      // 控件是否是必须输入项目
        private bool _IsOnlyShowValid = true;           // 是否只显示有效数据

        #endregion

        #region 构造函数

        public dkGoodsSearchBox()
        {
            InitializeComponent();
            this.ReadOnly = true;
        }

        #endregion

        #region 属性

        /// <summary>
        /// 是否只显示有效数据
        /// </summary>
        [Description("设置控件是否只显示有效数据。")]
        [DefaultValue(true)]
        public bool IsOnlyShowValid
        {
            get
            {
                return _IsOnlyShowValid;
            }
            set
            {
                _IsOnlyShowValid = value;
            }
        }

        /// <summary>
        /// 获取或者设定控件是否是必须输入项目
        /// </summary>
        [DefaultValue("False")]
        [Description("获取或者设定控件是否是必须输入项目。")]
        public bool IsMustInput
        {
            get
            {
                return _isMustInput;
            }
            set
            {
                _isMustInput = value;
                // 项目为必须输入项时，需要修改字体颜色
                if (_isMustInput)
                {
                    this.lblGoods.ForeColor = System.Drawing.Color.FromArgb(((int)(((byte)(155)))), ((int)(((byte)(39)))), ((int)(((byte)(39)))));
                }
                else
                {
                    this.lblGoods.ForeColor = System.Drawing.SystemColors.ControlText;
                }
            }
        }

        [DefaultValue("产品")]
        [Description("获取或者设定Lable标签字符。")]
        public string Title
        {
            get
            {
                return this.lblGoods.Text;
            }
            set
            {
                this.lblGoods.Text = value;
                AdjustControl();
            }
        }

        [DefaultValue(false)]
        public bool IsDeleteSelf
        {
            get;
            set;
        }

        /// <summary>
        /// 获取或者设定控件的数据源。
        /// </summary>
        [Description("获取或者设定控件的数据源。")]
        public DataTable DataSource
        {
            get
            {
                return _dataSource;
            }
            set
            {
                _dataSource = value;
            }
        }

        /// <summary>
        /// 获取或者设定控件的尺寸大小。
        /// </summary>
        [Description("获取或者设定控件的尺寸大小。")]
        public new Size Size
        {
            get
            {
                return base.Size;
            }
            set
            {
                base.Size = value;
                AdjustControl();
            }
        }

        /// <summary>
        /// 获取或者设定控件的文本框的文本字符串。
        /// </summary>
        [Description("获取或者设定控件的文本框的文本字符串。")]
        public override string Text
        {
            get
            {
                return this.txtGoods.Text;
            }
            set
            {
                this.txtGoods.Text = value;
            }
        }

        /// <summary>
        /// 获取或者设定控件的文本框的背景颜色。
        /// </summary>
        [Description("获取或者设定控件的文本框的背景颜色。")]
        public Color TxtGoodsBackColor
        {
            get
            {
                return this.txtGoods.BackColor;
            }
            set
            {
                this.txtGoods.BackColor = value;
            }
        }

        /// <summary>
        /// 获取或者设定控件的产品ID。
        /// </summary>
        [Description("获取或者设定控件的产品D。")]
        public int? GoodsID
        {
            get
            {
                return _goodsID;
            }
            set
            {
                _goodsID = value;
                if (_goodsID != null && _goodsID != 0 && this.DataSource != null)
                {
                    DataTable GoodsTable = this.DataSource.Copy();
                    DataRow[] dataRows = GoodsTable.Select("GGoodsID = " + this._goodsID);
                    if (dataRows.Length == 1)
                    {
                        this.GoodsCode = dataRows[0]["GGoodsCode"] as string;
                        this.Text = dataRows[0]["GGoodsName"] as string;
                    }
                }
                if (_goodsID == null)
                {
                    this.Text = string.Empty;
                    GoodsCode = string.Empty;
                    GoodsName = string.Empty;
                }
            }
        }

        /// <summary>
        /// 获取或者设定控件的产品Codeid集
        /// </summary>
        [Description("获取或者设定控件的产品Codeid集。")]
        public string GoodsIDS
        {
            get
            {
                return _goodsIDS;
            }
            set
            {
                _goodsIDS = value;
            }
        }

        /// <summary>
        /// 获取或者设定控件的产品Code
        /// </summary>
        [Description("获取或者设定控件的产品Code。")]
        public string GoodsCode
        {
            get
            {
                return _goodsCode;
            }
            set
            {
                _goodsCode = value;
            }
        }

        /// <summary>
        /// 获取或者设定控件的产品名称
        /// </summary>
        [Description("获取或者设定控件的产品名称。")]
        public string GoodsName
        {
            get
            {
                return _goodsName;
            }
            set
            {
                _goodsName = value;
            }
        }

        public string GoodsSpecification
        {
            get
            {
                return _goodsSpecification;
            }
            set
            {
                _goodsSpecification = value;
            }
        }

        /// <summary>
        /// 获取或者设定控件是否可用。
        /// </summary>
        [System.ComponentModel.DefaultValue(null)]
        [Description("获取或者设定控件是否可用。")]
        public new bool Enabled
        {
            get
            {
                return _isEnabled;
            }
            set
            {
                _isEnabled = value;
                this.txtGoods.Enabled = _isEnabled;
                this.TabStop = _isEnabled;
            }
        }

        /// <summary>
        /// 获取或者设定控件是否只读。
        /// </summary>
        [System.ComponentModel.DefaultValue(null)]
        [Description("获取或者设定控件是否只读。")]
        public bool ReadOnly
        {
            set
            {
                this.txtGoods.ReadOnly = value;
            }
        }

        /// <summary>
        /// 范围权限
        /// </summary>
        public byte PurviewType
        {
            get;
            set;
        }

        /// <summary>
        /// 多选。
        /// </summary>
        [System.ComponentModel.DefaultValue(false)]
        [Description("多选。")]
        public bool SelectMore
        {
            get;
            set;
        }
        #endregion

        #region 定义委托事件
        public delegate void TextBoxChangedHandle(object sender, TextChangeEventArgs e);
        public event TextBoxChangedHandle GoodsValueChanged;
        #endregion

        #region 控件事件
        [Description("控件光标点击按钮事件。")]
        public new event EventHandler Click
        {
            add
            {
                this.btnSearch.Click += value;
            }
            remove
            {
                this.btnSearch.Click -= value;
            }
        }

        /// <summary>
        /// 控件尺寸大小改变事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dkGoodsSearchBox_SizeChanged(object sender, System.EventArgs e)
        {
            AdjustControl();
        }

        /// <summary>
        /// 查询按钮按下事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSearch_Click(object sender, System.EventArgs e)
        {
            // 如果属性是不可用，是不能进行点击事件的
            if (!Enabled)
            {
                return;
            }

            // 当数据源为null时，查询数据源
            if (DataSource == null)
            {
                // 查询数据源
                GoodsEntity ge = new GoodsEntity();
                ge.CeaseFlag = 1;
                ge.ValueFlag = 1;
                DataSource = SystemModuleProxy.Service.SerachGoods(ge).Tables[0];
            }

            // 释放窗体资源
            if (null != _frmGoods)
            {
                _frmGoods.Dispose();
                _frmGoods = null;
            }

            // 打开查询窗体
            if (this.SelectMore)
            {
                _frmGoods = new S_CMN_006(1);
            }
            else
            {
                _frmGoods = new S_CMN_006(0);
            }

            _frmGoods.DataSource = this.DataSource;
            DialogResult dialogResult = _frmGoods.ShowDialog();

            // 查询窗体返回值给控件赋值
            if (dialogResult.Equals(DialogResult.OK))
            {
                if (this.SelectMore)
                {
                    _goodsCode = string.Empty;
                    _goodsName = string.Empty;
                    _goodsIDS = string.Empty;
                    if (_frmGoods.dataDT.Rows.Count > 0 || _frmGoods.DataRow != null)
                    {
                        for (int i = 0; i < _frmGoods.dataDT.Rows.Count; i++)
                        {
                            if (_frmGoods.dataDT.Rows[i]["sel"].ToString().Equals("1"))
                            {
                                if (string.IsNullOrEmpty(_goodsIDS))
                                {
                                    _goodsCode = _frmGoods.dataDT.Rows[i]["GoodsCODE"].ToString();
                                    _goodsName = _frmGoods.dataDT.Rows[i]["GoodsNAME"].ToString();
                                    _goodsIDS = _frmGoods.dataDT.Rows[i]["GoodsID"].ToString();
                                }
                                else
                                {
                                    _goodsCode += "," + _frmGoods.dataDT.Rows[i]["GoodsCODE"].ToString();
                                    _goodsName += "," + _frmGoods.dataDT.Rows[i]["GoodsNAME"].ToString();
                                    _goodsIDS += "," + _frmGoods.dataDT.Rows[i]["GoodsID"].ToString();
                                }
                            }
                        }
                        this.Text = _goodsName;
                    }
                }
                else
                {
                    if (_frmGoods.DataRow != null)
                    {
                        _goodsID = Convert.ToInt32(_frmGoods.DataRow["GoodsID"]);
                        _goodsCode = _frmGoods.DataRow["GoodsCODE"].ToString();
                        _goodsName = _frmGoods.DataRow["GoodsNAME"].ToString();
                        _goodsSpecification = _frmGoods.DataRow["GoodsSpecification"].ToString();
                        this.Text = _frmGoods.DataRow["GoodsNAME"].ToString();
                    }
                }

            }
        }

        /// <summary>
        /// 清除控件的值
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void txtGoods_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Back || e.KeyCode == Keys.Delete)
            {
                ClearControl();
            }
        }

        private void txtGoodsType_TextChanged(object sender, EventArgs e)
        {
            if (GoodsValueChanged != null)
            {
                GoodsValueChanged(this, new TextChangeEventArgs(this.txtGoods.Text));
            }

            this.OnTextChanged(e);
        }

        public class TextChangeEventArgs : EventArgs
        {
            public TextChangeEventArgs(string message)
            {
            }
        }
        #endregion

        #region 私有方法/函数

        /// <summary>
        /// 根据控件的尺寸变化，改变控件内部控件的尺寸大小
        /// </summary>
        protected void AdjustControl()
        {
            // 取得按钮控件的宽度和高度
            int buttonWidth = (this.btnSearch.Visible) ? this.btnSearch.Width : 0;
            this.Height = this.btnSearch.Height;
            // 设置控件的尺寸和位置。
            this.txtGoods.Location = new System.Drawing.Point(this.lblGoods.Width +
                ControlsConst.CONTROLSPACE, (this.Height - this.txtGoods.Height) / 2);
            this.txtGoods.Size = new System.Drawing.Size(this.Width - this.btnSearch.Width -
                (this.lblGoods.Width + ControlsConst.CONTROLSPACE * 2), this.Height);
            this.btnSearch.Location =
                new System.Drawing.Point(this.Width - this.btnSearch.Width,
                    (this.Height - this.btnSearch.Height) / 2);
            // 设置标签的尺寸和位置。
            this.lblGoods.Location =
                new System.Drawing.Point(0, (this.Height - this.lblGoods.Height) / 2);
            this.lblGoods.Size = new System.Drawing.Size(this.lblGoods.Width, this.lblGoods.Height);
        }

        /// <summary>
        /// 清空控件的值
        /// </summary>
        /// <param name="dataSource"></param>
        /// <returns></returns>
        public void ClearControl()
        {
            this.txtGoods.Text = "";
            this._goodsID = null;
            this._goodsCode = string.Empty;
            this._goodsName = string.Empty;
            this._goodsIDS = string.Empty;
        }

        /// <summary>
        /// 过滤数据源
        /// </summary>
        /// <param name="dataSource"></param>
        /// <returns></returns>
        protected DataTable SetFilter(DataTable dataSource)
        {
            //string filter = "ValueFlag = 1";
            //if (dataSource is DataTable)
            //{
            //    DataTable dtbl = (DataTable)dataSource;
            //    // 若设置了只显示有效数据
            //    if (this._IsOnlyShowValid == true)
            //    {
            //        dtbl.DefaultView.RowFilter = filter;
            //    }
            //    dataSource = dtbl.DefaultView.ToTable();
            //}
            return dataSource;
        }

        #endregion
    }
}