explorerform.cs

通用权限管理平台

//----------------------------------------------------------------
// <copyright file="ExplorerForm.cs" >
//    Copyright (c) Wenzy , All rights reserved.
//    author:温正宇 E-Mail:[e-mail]　MyBlog:wenzy.cnblogs.com
//    All rights reserved.
// </copyright>
//----------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using MemberShipDAL.DataObject;
using WMFConfig.Bussiness;
using ICSharpCode.TextEditor;
using ICSharpCode.TextEditor.Document;
using MemberShipDAL.DataObject.DataResourcesTableAdapters;


namespace WMFConfig
{
    /// <summary>
    /// 权限配置工具
    /// </summary>
    public partial class ExplorerForm : Form
    {
        #region 变量定义

        /// <summary>
        /// 标记数据是否已经加载完毕
        /// </summary>
        public static bool privilegeInited = false;

        /// <summary>
        /// 开始被拖拽的节点
        /// </summary>
        private TreeNode dragNode = null;

        /// <summary>
        /// 临时的用于选择的节点
        /// </summary>
        private TreeNode tempDropNode = null;

        /// <summary>
        /// 计时器，用户滚动
        /// </summary>
        private Timer timer = new Timer();

        /// <summary>
        /// 计时器，节点展开
        /// </summary>
        private Timer timerExpand = new Timer();

        #endregion

        #region 系统事件
        public ExplorerForm()
        {
            InitializeComponent();
            timer.Interval = 200;
            timer.Tick += new EventHandler(timer_Tick);
            timerExpand.Interval = 1000;
            timerExpand.Tick += new EventHandler(timerExpand_Tick);
        }

        private void ExplorerForm_Load(object sender, EventArgs e)
        {
            InitForm();
            //以c#的方式高亮,初始化文本框
            txtIcs_Content.Document.HighlightingStrategy = HighlightingStrategyFactory.CreateHighlightingStrategy("C#");
            txtIcs_Content.Encoding = System.Text.Encoding.Default;
        }

        private void 退出xToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.Dispose();
            Application.Exit();
        }
        private void 关于AToolStripMenuItem_Click(object sender, EventArgs e)
        {
            using (AboutForm a = new AboutForm())
            {
                a.ShowDialog();
            }
        }
        /// <summary>
        /// 操作日志
        /// </summary>
        /// <param name="logText"></param>
        /// <param name="showTime"></param>
        private void SysLog(string logText, bool showTime)
        {
            if (logText.Trim() == string.Empty)
                return;
            if (showTime)
                logText = "[" + DateTime.Now.ToString() + "]:" + logText;
            toolStripStatusInfo.Text = logText;
            logText = logText + "\n\n";
            txt_OptLog.Text = logText + txt_OptLog.Text;

        }
        #endregion

        #region TabControl事件

        /// <summary>
        /// 如果数据还没有保存，那就提示用户要保存数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tabControl1_Deselecting(object sender, TabControlCancelEventArgs e)
        {
            if (this.dataResources.HasChanges())
            {
                if (MessageBox.Show("您还没有保存数据,确定要离开[" + e.TabPage.Text + "]操作?", "保存数据", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
                {
                    this.dataResources.RejectChanges();
                }
                else
                {
                    e.Cancel = true;
                }
            }
        }

        //给这些数据进行重新绑定
        private void tabControl1_Selected(object sender, TabControlEventArgs e)
        {
            try
            {
                switch (e.TabPage.Name)
                {
                    case "tabPagePrivilege":
                        //绑定权限表
                        Privilegebind();
                        lbl_TableName.Text = "与[" + trv_Resources.SelectedNode.Text + "]权限组(ResourceGroup)相关的权限记录，共 " + wmfPrivilegeBindingSource.Count.ToString() + " 条";
                        break;

                    case "tabPageResManage":
                        this.dataResources.wmf_Resources.Clear();
                        this.wmf_ResourcesTableAdapter.Fill(this.dataResources.wmf_Resources);
                        lbl_TableName.Text = "与资源(Resource)相关的权限记录，共 " + wmfPrivilegeBindingSource.Count.ToString() + " 条";
                        break;

                    case "tabPageResGroup":
                        this.dataResources.wmf_ResourcesGroup.Clear();
                        this.wmf_ResourcesGroupTableAdapter.Fill(this.dataResources.wmf_ResourcesGroup);
                        lbl_TableName.Text = "与[" + trv_Resources.SelectedNode.Text + "]权限组(ResourceGroup)相关的权限记录，共 " + wmfPrivilegeBindingSource.Count.ToString() + " 条";
                        break;

                    case "tabOperation":
                        this.dataResources.wmf_Operation.Clear();
                        this.wmf_OperationTableAdapter.Fill(this.dataResources.wmf_Operation);
                        lbl_TableName.Text = "与操作(Operation)相关的权限记录，共 " + wmfPrivilegeBindingSource.Count.ToString() + " 条";
                        break;

                    default:

                        break;
                }
                DataSelectByTree();
                this.dataResources.wmf_Privilege.Clear();
                this.wmf_PrivilegeTableAdapter.Fill(this.dataResources.wmf_Privilege);


            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message.ToString(), "错误提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
                throw;
            }
        }
        #endregion

        #region 系统初始化，数据绑定
        /// <summary>
        /// 数据初始化
        /// </summary>
        private void InitForm()
        {
            this.dataResources.wmf_Resources.Clear();
            this.dataResources.wmf_ResourcesGroup.Clear();
            this.dataResources.wmf_Operation.Clear();
            this.dataResources.wmf_Privilege.Clear();

            // TODO: 这行代码将数据加载到表“dataResources.wmf_Privilege”中。
            this.wmf_PrivilegeTableAdapter.Fill(this.dataResources.wmf_Privilege);
            // TODO: 这行代码将数据加载到表“dataResources.wmf_Operation”中。
            this.wmf_OperationTableAdapter.Fill(this.dataResources.wmf_Operation);
            // TODO: 这行代码将数据加载到表“dataResources.wmf_ResourcesGroup”中。
            this.wmf_ResourcesGroupTableAdapter.Fill(this.dataResources.wmf_ResourcesGroup);
            // TODO: 这行代码将数据加载到表“dataResources.wmf_Resources”中。
            this.wmf_ResourcesTableAdapter.Fill(this.dataResources.wmf_Resources);

            //判断是否有数据，如果没有，提示并退出
            if (this.dataResources.wmf_ResourcesGroup.Rows.Count == 0)
            {

                this.Hide();
                MessageBox.Show("资源组的根节点未建立，请先运行在Web项目下的App_Data下的BaseData.sql,建立起基本的数据，再打开本系统", "RMF：基本数据尚未建立", MessageBoxButtons.OK, MessageBoxIcon.Error);
                this.Dispose();


                //退出程序
                Application.Exit();

            }

            //绑定资源树
            trv_Resources.Nodes.Clear();
            new ResourcesBLL().ResourcesTreeBind("", null, dataResources.wmf_ResourcesGroup, trv_Resources);
            trv_Resources.ExpandAll();

            //绑定权限表
            Privilegebind();

        }


        /// <summary>
        /// 选择树以后，重新绑定列表
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void trv_Resources_AfterSelect(object sender, TreeViewEventArgs e)
        {
            DataSelectByTree();
            Privilegebind();

        }

        //绑定权限表
        private void Privilegebind()
        {
            privilegeInited = false;
            /*this.dataResources.wmf_Resources.Clear();
            this.dataResources.wmf_ResourcesGroup.Clear();
            this.dataResources.wmf_Operation.Clear();
            this.dataResources.wmf_Privilege.Clear();

            // TODO: 这行代码将数据加载到表“dataResources.wmf_Privilege”中。
            this.wmf_PrivilegeTableAdapter.Fill(this.dataResources.wmf_Privilege);
            // TODO: 这行代码将数据加载到表“dataResources.wmf_Operation”中。
            this.wmf_OperationTableAdapter.Fill(this.dataResources.wmf_Operation);
            // TODO: 这行代码将数据加载到表“dataResources.wmf_ResourcesGroup”中。
            this.wmf_ResourcesGroupTableAdapter.Fill(this.dataResources.wmf_ResourcesGroup);
            // TODO: 这行代码将数据加载到表“dataResources.wmf_Resources”中。
            this.wmf_ResourcesTableAdapter.Fill(this.dataResources.wmf_Resources);*/

            new PrivilegeBLL().PrivilegeBind(trv_Resources.SelectedNode.Name, this.dataResources.wmf_Operation, this.dataResources.wmf_Resources, this.dataResources.wmf_Privilege, dg_Privilege);
            privilegeInited = true;
        }


        /// <summary>
        /// 根据树选择数据内容
        /// </summary>
        private void DataSelectByTree()
        {
            try
            {
                this.dataResources.wmf_Privilege.Clear();

                // TODO: 这行代码将数据加载到表“dataResources.wmf_Privilege”中。
                this.wmf_PrivilegeTableAdapter.Fill(this.dataResources.wmf_Privilege);

                switch (tabControl1.SelectedTab.Name)
                {
                    case "tabPageResGroup":
                        wmfResourcesBindingSource.Filter = string.Empty;
                        wmfResourcesGroupBindingSource.Filter = "[ParentId]='" + trv_Resources.SelectedNode.Name + "'";
                        break;

                    case "tabPagePrivilege":


                        break;

                    case "tabPageResManage":
                        wmfResourcesGroupBindingSource.Filter = string.Empty;
                        wmfResourcesBindingSource.Filter = "[ResourceGroupId]='" + trv_Resources.SelectedNode.Name + "'";
                        break;

                    case "tabOperation":
                        break;

                    default:

                        break;
                }

                //过滤Privilege,包括tabPageResGroup(权限组管理)都要过滤
                if (toolStripDisplayPrivilege.Checked && ((tabControl1.SelectedTab.Name == "tabPageResGroup") || (tabControl1.SelectedTab.Name == "tabPagePrivilege")))
                {
                    StringBuilder privilegeFilter = new StringBuilder("Resourcesid = '");
                    foreach (DataResources.wmf_ResourcesRow resRow in this.dataResources.wmf_Resources.Select("ResourceGroupId='" + trv_Resources.SelectedNode.Name + "'"))
                    {
                        privilegeFilter.Append(resRow.ResourcesId + "' or Resourcesid = '");
                    }

                    int lastOr = privilegeFilter.ToString().LastIndexOf("or");
                    if (lastOr > 0)
                    {
                        privilegeFilter.Remove(lastOr, privilegeFilter.Length - lastOr);
                    }
                    else
                    {
                        privilegeFilter.Remove(0, privilegeFilter.Length);
                    }
                    this.wmfPrivilegeBindingSource.Filter = privilegeFilter.ToString();
                    lbl_TableName.Text = "与[" + trv_Resources.SelectedNode.Text + "]权限组(ResourceGroup)相关的权限记录，共 " + wmfPrivilegeBindingSource.Count.ToString() + " 条";