/*******************************************************************************
 * Copyright(c) 2014 dongke All rights reserved. / Confidential
 * 类的信息：
 *      1.程序名称：F_MST_0405.cs
 *      2.功能描述：产品类别
 * 编辑履历：
 *      作者            日期                版本            修改内容
 *      冯雪            2014/09/11          1.00            新建
 *******************************************************************************/

using System;
using System.Collections;
using System.Data;
using System.Text;
using System.Windows.Forms;

using Dongke.IBOSS.PRD.Basics.BaseControls;
using Dongke.IBOSS.PRD.Basics.BaseResources;
using Dongke.IBOSS.PRD.Basics.Library;
using Dongke.IBOSS.PRD.Client.CommonModule;
using Dongke.IBOSS.PRD.Client.DataModels;
using Dongke.IBOSS.PRD.WCF.Proxys;

namespace Dongke.IBOSS.PRD.Client.SystemModule
{
    /// <summary>
    /// 产品类别
    /// </summary>
    public partial class F_MST_0405 : FormBase
    {
        #region 成员变量

        // 窗体的单例模式
        private static F_MST_0405 _instance;
        // 产品类型Treeview改变前的状态
        private Hashtable _nodesStatus = new Hashtable();
        // 产品类型TreeView选中节点的路径
        private string _selectNodeFullPath;
        // 产品类型TreeView选中节点的名称
        private string _selectNode;
        // 产品类型TreeView选中索引
        //private int _index;
        // 产品类型TreeView选中ID
        private int _GoodsTypeID;
        // 全部产品类型的集合
        private DataTable _dtSourse;

        #endregion

        #region 属性

        /// <summary>
        /// 产品类型TreeView改变前的状态
        /// </summary>
        public Hashtable NodesStatus
        {
            get
            {
                return this._nodesStatus;
            }
            set
            {
                this._nodesStatus = value;
            }
        }

        /// <summary>
        /// 产品类型TreeView选中节点的路径
        /// </summary>
        public string SelectNodeFullPath
        {
            get
            {
                return this._selectNodeFullPath;
            }
            set
            {
                this._selectNodeFullPath = value;
            }
        }

        #endregion

        #region 构造函数

        /// <summary>
        /// 窗体的构造函数
        /// </summary>
        public F_MST_0405()
        {
            InitializeComponent();
            // 窗体标题、按钮文字
            this.Text = FormTitles.F_MST_0405;
            this.btnSave.Text = ButtonText.BTN_SAVE;
            this.btnCancel.Text = ButtonText.BTN_CLOSE;
        }

        #endregion

        #region 单例模式

        /// <summary>
        /// 单例模式，防止重复创建窗体
        /// </summary>
        public static F_MST_0405 Instance
        {
            get
            {
                if (_instance == null)
                {
                    _instance = new F_MST_0405();
                }
                return _instance;
            }
        }

        #endregion

        #region 事件

        /// <summary>
        /// 窗体加载时发生
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void F_MST_0405_Load(object sender, EventArgs e)
        {
            try
            {
                // 加载权限
                FormPermissionManager.FormPermissionControl(this.Name, this,
                    LogInUserInfo.CurrentUser.CurrentUserEntity.UserRightData, LogInUserInfo.CurrentUser.CurrentUserEntity.FunctionData);
                // 设置表格不自动创建列
                this.dgvGoodsType.AutoGenerateColumns = false;
                // 设置保存按钮初始是不可点击
                this.btnSave.Enabled = false;
                // 获取全部产品类别信息
                this.GetAllGoodsTypeData();
                // 生成树形产品类型结构
                this.CreateGoodsTypeTree();
                // 窗体显示的时候鼠标停在第一个子节点
                this.tvwType.SelectedNode = tvwType.Nodes[0].Nodes[0];
                this.dgvGoodsType.IsSetInputColumnsColor = true;
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 窗体关闭后，释放单例资源
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void F_MST_0405_FormClosed(object sender, FormClosedEventArgs e)
        {
            _instance = null;
        }

        /// <summary>
        /// 点击右上角关闭按钮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void F_MST_0405_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {
                // 关闭的时候需要判断是否有数据变化
                if (DataJudge.IsChange((DataTable)this.dgvGoodsType.DataSource))
                {
                    DialogResult dialogResult = MessageBox.Show(Messages.MSG_CMN_Q001, this.Text,
                        MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);

                    // 保存改变的数据
                    if (dialogResult == DialogResult.Yes)
                    {
                        DataGridViewRow row = dgvGoodsType.CurrentRow;
                        if (!row.IsNewRow)
                        {
                            if (row.Cells["GoodsTypeCode"].Value == null
                                  || string.IsNullOrEmpty(row.Cells["GoodsTypeCode"].Value + string.Empty))
                            {
                                MessageBox.Show(string.Format(Messages.MSG_MST_W0405),
                                     this.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
                                e.Cancel = true;
                                this.btnSave.Enabled = false;
                                return;
                            }
                        }
                        // 异步处理
                        object result = DoAsync(new BaseAsyncMethod(this.SaveGoodsTypeData));
                        // 如果保存出错，不关闭窗体
                        if (Convert.ToInt32(result) > Constant.INT_IS_ZERO)
                        {
                            e.Cancel = true;
                            MessageBox.Show(string.Format(Messages.MSG_CMN_I001, "产品类别", "保存"),
                                this.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
                        }
                        else if (Convert.ToInt32(result) == (int)Constant.RETURN_IS_EXIST)
                        {
                            e.Cancel = true;
                            MessageBox.Show(string.Format(Messages.MSG_CMN_W006, "产品类别名称"),
                                this.Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
                        }
                        else
                        {
                            e.Cancel = true;
                            MessageBox.Show(string.Format(Messages.MSG_CMN_W001, "产品类别", "保存"),
                                this.Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
                        }
                    }
                    else if (dialogResult == DialogResult.Cancel)
                    {
                        e.Cancel = true;

                    }
                    //选择否回滚
                    else
                    {
                        ((DataTable)this.dgvGoodsType.DataSource).RejectChanges();
                    }
                }
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 节点收缩之后，显示关闭图标
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tvwType_BeforeCollapse(object sender, TreeViewCancelEventArgs e)
        {
            e.Node.SelectedImageIndex = Constant.INT_IS_ZERO;
            e.Node.ImageIndex = Constant.INT_IS_ZERO;
        }

        /// <summary>
        /// 节点展开之后，显示打开图标
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tvwType_BeforeExpand(object sender, TreeViewCancelEventArgs e)
        {
            e.Node.SelectedImageIndex = Constant.INT_IS_TWO;
            e.Node.ImageIndex = Constant.INT_IS_TWO;
        }

        /// <summary>
        /// 选中新行时，设置默认值
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dgvGoodsType_DefaultValuesNeeded(object sender, DataGridViewRowEventArgs e)
        {
            try
            {
                // 设置有效列为选中状态
                e.Row.Cells["ValueFlag"].Value = true;
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 选择产品类型TreeView中的节点前判断，如果数据有改变提示保存
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tvwType_BeforeSelect(object sender, TreeViewCancelEventArgs e)
        {
            try
            {
                // 判断数据是否被修改过，修改过需要提示保存消息
                if (DataJudge.IsChange((DataTable)this.dgvGoodsType.DataSource))
                {
                    DialogResult dialogResult = MessageBox.Show(Messages.MSG_CMN_Q001, this.Text,
                        MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
                    if (dialogResult == DialogResult.Yes)
                    {
                        int rowCount = (int)DoAsync(new BaseAsyncMethod(SaveGoodsTypeData));
                        // 保存数据后提示
                        if (rowCount > Constant.INT_IS_ZERO)
                        {
                            // 保存数据成功
                            GetAllGoodsTypeData();
                            this._dtSourse.AcceptChanges();
                            this.btnSave.Enabled = false;
                            MessageBox.Show(string.Format(Messages.MSG_CMN_I001, "产品类别", "保存"),
                                this.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
                            // 生成产品类别树形结构
                            TreeNode selectedNode = this.tvwType.SelectedNode;
                            // 重新加载窗体数据
                            this.RefreshData();
                            this.CreateGoodsTypeTree();
                            this.tvwType.SelectedNode = selectedNode;
                            //// 还原保存前产品类别TreeView的状态
                            this.SetTreeNodesStatus(this.tvwType.Nodes);
                        }
                        else
                        {
                            // 保存数据失败
                            MessageBox.Show(string.Format(Messages.MSG_CMN_W001, "产品类别", "保存"),
                                this.Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
                        }

                    }
                    else if (dialogResult == DialogResult.Cancel)
                    {
                        e.Cancel = true;
                    }
                    //选择否回滚
                    else
                    {
                        ((DataTable)this.dgvGoodsType.DataSource).RejectChanges();
                    }
                }
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 选择产品类别TreeView中的节点，DataGridView中显示相应的数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tvwType_AfterSelect(object sender, TreeViewEventArgs e)
        {
            try
            {
                // 刷新DataGridView中的数据
                this.RefreshData();
                this.dgvGoodsType.Columns["GoodsTypeCode"].ReadOnly = true;
                foreach (DataGridViewRow gvrFor in this.dgvGoodsType.Rows)
                {
                    if (gvrFor.IsNewRow == true)
                    {
                        break;
                    }
                    if (gvrFor.Cells["GoodsTypeCode"].Value.ToString().Length == Constant.INT_IS_THREE)
                    {
                        gvrFor.Cells["ValueFlag"].ReadOnly = true;
                        break;
                    }
                    else
                    {
                        break;
                    }
                }
                this._selectNodeFullPath = this.tvwType.SelectedNode.FullPath.Replace("\\", "→");
                this.dgvGoodsType.IsSetInputColumnsColor = true;
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 设置保存按钮的可用状态
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dgvGoodsType_CellValidated(object sender, DataGridViewCellEventArgs e)
        {
            try
            {
                this.RefreshSaveBtnStatus();
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 单元格输入是否重复的校验
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dgvGoodsType_CellValidating(object sender, DataGridViewCellValidatingEventArgs e)
        {
            try
            {
                if (this.ActiveControl != null && "btnClose".Equals(this.ActiveControl.Name))
                {
                    return;
                }
                DataGridViewRow rowItem = this.dgvGoodsType.Rows[e.RowIndex];
                DataGridViewColumn columnItem = this.dgvGoodsType.Columns[e.ColumnIndex];
                if (!this.dgvGoodsType.CurrentRow.IsNewRow)
                {
                    object value = rowItem.Cells[columnItem.Name].EditedFormattedValue;
                    // 产品类型名称
                    if ("GoodsTypeName".Equals(columnItem.Name))
                    {
                        if (value != null || !string.IsNullOrEmpty(value.ToString().Trim()))
                        {
                            if (!this.IsUnique(value.ToString(), this.dgvGoodsType.CurrentRow.Index))
                            {
                                // 增加单元格的错误消息
                                this.dgvGoodsType.CurrentRow.ErrorText
                                    = string.Format(Messages.MSG_CMN_W006, "产品类别名称 ");
                                e.Cancel = true;
                                return;
                            }
                        }
                    }
                    else if (columnItem.Name == "ValueFlag")
                    {
                        if ((bool)value != true)
                        {
                            int isStop = SystemModuleProxy.Service.CheckGoodsTypeToUpdate(rowItem.Cells["GoodsTypeCode"].Value.ToString());
                            if (isStop > Constant.INT_IS_ZERO)
                            {
                                // 增加单元格的错误消息
                                this.dgvGoodsType.CurrentRow.ErrorText
                                    = "该类别包含子类别或商品，不可进行停用操作!";
                                e.Cancel = true;
                                return;
                            }
                        }
                    }
                    // 清除单元格的错误消息
                    this.dgvGoodsType.CurrentRow.ErrorText = string.Empty;
                }
                this.dgvGoodsType.IsSetInputColumnsColor = true;
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 设置保存按钮的可用状态
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dgvGoodsType_RowValidated(object sender, DataGridViewCellEventArgs e)
        {
            try
            {
                this.RefreshSaveBtnStatus();
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 行离开时校验不能为空的项目
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void dgvGoodsType_RowValidating(object sender, DataGridViewCellCancelEventArgs e)
        {
            try
            {
                // 按Esc键时不校验
                if (!this.dgvGoodsType.IsCurrentRowDirty)
                {
                    this.dgvGoodsType.IsSetInputColumnsColor = true;
                    return;
                }
                DataGridViewRow row = this.dgvGoodsType.CurrentRow;
                if (!row.IsNewRow)
                {
                    //  类别名称不能为空
                    if (row.Cells["GoodsTypeName"].Value == null
                        || string.IsNullOrEmpty(row.Cells["GoodsTypeName"].Value.ToString().Trim()))
                    {
                        // 增加单元格的错误消息
                        this.dgvGoodsType.CurrentRow.ErrorText
                            = string.Format(Messages.MSG_CMN_W005, "产品类别名称");
                        e.Cancel = true;
                        return;
                    }
                    // 过滤多余空格
                    row.Cells["GoodsTypeName"].Value = row.Cells["GoodsTypeName"].Value.ToString().Trim();
                    row.Cells["Remarks"].Value = row.Cells["Remarks"].Value.ToString().Trim();
                    string BoolValueFlag = row.Cells["ValueFlag"].Value.ToString();
                    if (BoolValueFlag == "True")
                    {
                        row.Cells["ValueFlag"].Value = '1';
                    }
                    else if (BoolValueFlag == "False")
                    {
                        row.Cells["ValueFlag"].Value = '0';
                    }
                    // 清除单元格的错误消息
                    this.dgvGoodsType.CurrentRow.ErrorText = string.Empty;
                }
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 显示停用记录事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void chkDisplayDisabledData_CheckedChanged(object sender, EventArgs e)
        {
            try
            {
                this.RefreshData();
                this.dgvGoodsType.IsSetInputColumnsColor = true;
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 保存产品类型数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSave_Click(object sender, EventArgs e)
        {
            try
            {
                int results = Conservation();
                if (results == Constant.INT_IS_ONE)
                {
                    MessageBox.Show(string.Format(Messages.MSG_MST_W0405),
                        this.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
                    this.btnSave.Enabled = false;
                    return;
                }
                this.btnSave.Enabled = false;
                this.btnCancel.Enabled = false;
                int result = (int)DoAsync(new BaseAsyncMethod(this.SaveGoodsTypeData));
                this.btnSave.Enabled = true;
                this.btnCancel.Enabled = true;
                // 保存成功  2表示有数据被修改   3表示没有数据被修改
                if (result.Equals(Constant.INT_IS_TWO))
                {
                    GetAllGoodsTypeData();
                    this._dtSourse.AcceptChanges();
                    this.btnSave.Enabled = false;
                    MessageBox.Show(string.Format(Messages.MSG_CMN_I001, "产品类别管理", "保存"),
                        this.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
                }
                else if (result.Equals(Constant.INT_IS_FOUR))
                {
                    MessageBox.Show(string.Format(Messages.MSG_CMN_X001),
                        this.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
                    ((DataTable)this.dgvGoodsType.DataSource).RejectChanges();
                }
                else
                {
                    MessageBox.Show(string.Format(Messages.MSG_CMN_W001, "产品类别管理", "保存"),
                        this.Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
                    return;
                }
                // 重新加载窗体数据
                this.RefreshData();
                this.CreateGoodsTypeTree();
            }
            catch (Exception ex)
            {
                this.btnSave.Enabled = true;
                this.btnCancel.Enabled = true;
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 关闭窗体
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnCancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        #endregion

        #region 私有方法

        /// <summary>
        /// 取得产品类别数据
        /// </summary>
        /// <returns></returns>
        private DataSet GetGoodsTypeData()
        {
            try
            {
                return SystemModuleProxy.Service.GetGoodsTypeData(0);
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 根据取得的产品类型数据，生成树形结构
        /// </summary>
        private void CreateGoodsTypeTree()
        {
            try
            {
                // 没有产品类型数据时，直接返回
                if (this._dtSourse == null || this._dtSourse.Rows.Count < Constant.INT_IS_ONE)
                {
                    return;
                }
                // 将所有节点清除
                this.tvwType.Nodes.Clear();
                TreeNode goodsTypeNode = null;
                DataTable dtTree = this._dtSourse.Copy();
                DataRow[] goodsTypeRows = dtTree.Select(" LEN(GoodsTypeCode) = 3");
                // 显示子节点
                InitTreeView(dtTree, goodsTypeRows, goodsTypeNode);
                if (this.tvwType.SelectedNode == null)
                {
                    this.tvwType.SelectedNode = this.tvwType.Nodes[0];
                }

                this.dgvGoodsType.IsSetInputColumnsColor = true;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 保存产品类型TreeView的状态
        /// </summary>
        /// <param name="nodes"></param>
        private void SaveTreeNodesStatus(TreeNodeCollection nodes)
        {
            try
            {
                foreach (TreeNode node in nodes)
                {
                    // 保存所有节点折叠,展开状态
                    if (node.IsExpanded)
                    {
                        this.NodesStatus[node.FullPath] = true;
                    }
                    else
                    {
                        this.NodesStatus.Remove(node.FullPath);
                    }
                    // 当节点处于选中状态时获取根树节点到当前树节点的路径
                    if (node.IsSelected)
                    {
                        SelectNodeFullPath = node.FullPath;
                    }
                    SaveTreeNodesStatus(node.Nodes);
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 递归显示产品类型树形目录
        /// </summary>
        /// <param name="typeData">产品类数据源</param>
        /// <param name="rows"></param>
        /// <param name="node"></param>
        private void InitTreeView(DataTable typeData, DataRow[] rows, TreeNode node)
        {
            try
            {
                foreach (DataRow row in rows)
                {
                    TreeNode sNode = null;
                    if (node == null)
                    {
                        // 新建树节点并添加
                        sNode = new TreeNode();
                        sNode.Text = row["GoodsTypeName"].ToString();
                        sNode.Name = row["GoodsTypeCode"].ToString();
                        sNode.Tag = row["GoodsTypeID"].ToString();
                        this.tvwType.Nodes.Add(sNode);
                    }
                    else
                    {
                        // 在原有树中加入节点
                        sNode = node.Nodes.Add(row["GoodsTypeName"].ToString());
                        sNode.Name = row["GoodsTypeCode"].ToString();
                        sNode.Tag = row["GoodsTypeID"].ToString();
                    }
                    // 查找子节点
                    string filterExpression = "GoodsTypeCode LIKE '" + row["GoodsTypeCode"].ToString()
                        + "%' AND LEN(GoodsTypeCode) = " + (row["GoodsTypeCode"].ToString().Length + 3);
                    DataRow[] subRows = typeData.Select(filterExpression);
                    // 递归绑定子节点
                    this.InitTreeView(typeData, subRows, sNode);
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 保存产品类型数据
        /// </summary>
        /// <returns>影响行数</returns>
        private object SaveGoodsTypeData()
        {
            try
            {
                // 获取当前dataGoodsTypeData数据源
                DataTable dataGoodsTypeData = (DataTable)this.dgvGoodsType.DataSource;
                foreach (DataRow drFor in dataGoodsTypeData.Rows)
                {
                    if (drFor["GoodsTypeFullName"] == null || drFor["GoodsTypeFullName"] == DBNull.Value)
                    {
                        drFor["GoodsTypeFullName"] = _selectNodeFullPath
                            + "→" + drFor["GoodsTypeName"].ToString();
                    }
                }
                int result = SystemModuleProxy.Service.SaveGoodsTypeData(dataGoodsTypeData);
                return result;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 还原保存前产品类型TreeView的状态
        /// </summary>
        /// <param name="nodes">节点</param>
        private void SetTreeNodesStatus(TreeNodeCollection nodes)
        {
            try
            {
                foreach (TreeNode node in nodes)
                {
                    if (this.NodesStatus[node.FullPath] != null)
                    {
                        // 展开树节点
                        node.Expand();
                    }
                    // 节点路径和前选中的路径相同 设置节点为选中状态
                    if (node.FullPath == SelectNodeFullPath)
                    {
                        this.tvwType.SelectedNode = node;
                    }
                    SetTreeNodesStatus(node.Nodes);
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 刷新DataGridView中的数据
        /// </summary>
        private object RefreshData()
        {
            try
            {
                // 获取相应节点数据
                if (this.tvwType.SelectedNode != null
                    && !string.IsNullOrEmpty(this.tvwType.SelectedNode.Name.Trim()))
                {
                    this._selectNode = this.tvwType.SelectedNode.Name.Trim();
                    this._GoodsTypeID = Convert.ToInt32(this.tvwType.SelectedNode.Tag);
                    DataSet data = (DataSet)DoAsync(new BaseAsyncMethod(GetGoodsTypeIDData));
                    if (data.Tables[0].Rows.Count > Constant.INT_IS_ZERO)
                    {
                        dgvGoodsType.AllowUserToAddRows = false;
                    }
                    else
                    {
                        dgvGoodsType.AllowUserToAddRows = true;
                    }
                    // 获取是否查询正常数据的标识
                    byte valueFalg = Convert.ToByte(this.chkDisplayDisabledData.Checked);
                    // 获取查询的数据集
                    StringBuilder sbFilter = new StringBuilder();
                    sbFilter.Append(" 1=1");
                    if (valueFalg == 0)
                    {
                        sbFilter.Append(" and ValueFlag = '1'");
                    }
                    if (this._selectNode != "")
                    {
                        sbFilter.Append(" and GoodsTypeCode like '" + this._selectNode + "%'");
                    }
                    this._dtSourse.DefaultView.RowFilter = sbFilter.ToString();
                    this.dgvGoodsType.AllowUserToModifyRows = true;
                    // 选中新行时，自动计算产品种类编码
                    this._dtSourse.TableNewRow += new DataTableNewRowEventHandler(Table_SelectNewRow);
                    this.dgvGoodsType.DataSource = _dtSourse;
                    this.dgvGoodsType.IsSetInputColumnsColor = true;
                }
                else
                {
                    this.dgvGoodsType.AllowUserToModifyRows = false;
                }
                return Constant.INT_IS_ZERO;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 按条件取得产品类型数据
        /// </summary>
        /// <returns></returns>
        private DataSet GetGoodsTypeByGTCode()
        {
            try
            {
                byte valueFlag = Convert.ToByte(this.chkDisplayDisabledData.Checked);
                DataSet dsTemp = SystemModuleProxy.Service.GetGoodsTyperData(valueFlag, this._selectNode);
                return dsTemp;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        /// <summary>
        /// 获取产品档案的ID
        /// </summary>
        /// <param name="GoodsTypeID">产品档案的ID</param>
        /// <returns></returns>
        /// <remarks>
        /// 2014.10.27			任海			新建
        /// </remarks>
        private DataSet GetGoodsTypeIDData()
        {
            try
            {
                return SystemModuleProxy.Service.GetGoodsTypeIDData(this._GoodsTypeID);
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

        /// <summary>
        /// 自动生成产品类型编码
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Table_SelectNewRow(object sender, DataTableNewRowEventArgs e)
        {
            try
            {
                DataTable itemTable = sender as DataTable;
                DataTable itemTableF = itemTable.Copy();
                itemTableF.DefaultView.RowFilter = " GoodsTypeCode like '" + this._selectNode + "%'";
                itemTableF = itemTableF.DefaultView.ToTable();
                if (itemTableF != null && itemTableF.Rows.Count > Constant.INT_IS_ZERO)
                {
                    // 获取本级商品种类中的最大编码
                    string maxValue;
                    if (itemTableF.Rows.Count > Constant.INT_IS_ONE)
                    {
                        DataTable filterDataTable = itemTableF.Clone();
                        string selectNode = this.tvwType.SelectedNode.Name.Trim();
                        DataRow[] dataRows = itemTableF.Select("LEN(GoodsTypeCode) = " + (selectNode + "000").Length);
                        foreach (DataRow row in dataRows)
                        {
                            filterDataTable.Rows.Add(row.ItemArray);
                        }
                        maxValue = Utility.GetStringMaxValue(filterDataTable, "GoodsTypeCode");
                    }
                    else
                    {
                        maxValue = Utility.GetStringMaxValue(itemTableF, "GoodsTypeCode");
                    }
                    // 如果没有下级种类，编码长度加3
                    if (itemTableF.Rows.Count == Constant.INT_IS_ONE)
                    {
                        e.Row["GoodsTypeCode"] = maxValue + "001";
                    }
                    else
                    {
                        e.Row["GoodsTypeCode"] = maxValue.Substring(0, maxValue.Length - 3)
                            + ((Convert.ToInt32(maxValue.Substring(
                            maxValue.Length - 3)) + 1)).ToString().PadLeft(3, '0');
                    }
                }
            }
            catch (Exception ex)
            {
                // 对异常进行共通处理
                ExceptionManager.HandleEventException(this.ToString(),
                    System.Reflection.MethodBase.GetCurrentMethod().Name, this.Text, ex);
            }
        }

        /// <summary>
        /// 校验值是否重复
        /// </summary>
        /// <param name="curCellValue"></param>
        /// <param name="curRow"></param>
        /// <returns></returns>
        private bool IsUnique(string curCellValue, int curRow)
        {
            //待修改
            foreach (DataGridViewRow rowItem in this.dgvGoodsType.Rows)
            {
                if (rowItem.Index == curRow)
                {
                    continue;
                }
                //  类别编码
                if (rowItem.Cells["GoodsTypeCode"].Value != null)
                {
                    if (rowItem.Cells["GoodsTypeCode"].Value.ToString().TrimEnd().
                        Equals(curCellValue.TrimEnd()))
                    {
                        return false;
                    }
                }
            }
            return true;
        }

        /// <summary>
        /// 设置TreeView选中节点
        /// </summary>
        /// <param name="treeView"></param>
        /// <param name="selectStr">选中节点文本</param>
        private void SelectTreeView(TreeView treeView, string selectStr)
        {
            treeView.Focus();
            for (int i = 0; i < treeView.Nodes.Count; i++)
            {
                for (int j = 0; j < treeView.Nodes[i].Nodes.Count; j++)
                {
                    if (treeView.Nodes[i].Nodes[j].Text == selectStr)
                    {
                        treeView.SelectedNode = treeView.Nodes[i].Nodes[j];//选中
                        //treeView.Nodes[i].Nodes[j].Checked = true;
                        treeView.Nodes[i].Expand();//展开父级
                        return;
                    }
                }
            }
        }

        /// <summary>
        /// 保存时单元格必输项不能为空
        /// </summary>
        private int Conservation()
        {
            int isConservation = Constant.INT_IS_ZERO;
            DataTable dataGoodsData = (DataTable)dgvGoodsType.DataSource;
            foreach (DataRow drproductionData in dataGoodsData.Rows)
            {
                if (drproductionData["GoodsTypeCode"].ToString() == string.Empty)
                {
                    isConservation = Constant.INT_IS_ONE;
                    break;
                }
            }
            return isConservation;
        }

        /// <summary>
        /// 设置保存按钮的可用状态
        /// </summary>
        private void RefreshSaveBtnStatus()
        {
            // 数据有改变时，保存按钮可用，否则不可用
            if (DataJudge.IsChange((DataTable)this.dgvGoodsType.DataSource))
            {
                this.btnSave.Enabled = true;
            }
            else
            {
                this.btnSave.Enabled = false;
            }
        }

        /// <summary>
        /// 获取全部产品类别信息绑定到数据源中
        /// </summary>
        private void GetAllGoodsTypeData()
        {
            this._dtSourse = SystemModuleProxy.Service.GetAllGoodsTypeData().Tables[0];
        }

        #endregion

    }
}