documentmanage.aspx.cs

企业信息文档管理系统 一个可以用于企业内部的文档资料管理的系统平台

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using DocumentManager;
using SQLHelper;
//5_1_a_s_p_x.c_o_m

public partial class DocumentManage : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            ///绑定控件的数据            
            BindCategoryData();
            if (CategoryList.Items.Count > 0)
            {
                CategoryList.SelectedIndex = 0;
            }

            if (CategoryList.SelectedIndex > -1)
            {
                BindDocumentData(Int32.Parse(CategoryList.SelectedValue));
            }
        }

        ///设置按钮的可用性
        AddBtn.Enabled = CategoryList.Items.Count <= 0 ? false : true;
        ///添加删除确认对话框
        deleteBtn.Attributes.Add("onclick", "return confirm('" + ASPNET2System.OPERATIONDELETEMESSAGE + "');");
    }

    private void BindCategoryData()
    {
        Category category = new Category();
        category.BindCategoryTreeList(CategoryList);
    }

    private void BindDocumentData(int nCategoryID)
    {        
        ///定义获取数据的类
        Document document = new Document();
        SqlDataReader recd = document.GetDocumentByCategory(nCategoryID);

        ///设定控件的数据源
        DocumentList.DataSource = recd;

        ///设定控件的Text属性和Value属性
        DocumentList.DataTextField = "Desn";
        DocumentList.DataValueField = "DocumentID";

        ///绑定控件的数据
        DocumentList.DataBind();

        ///关闭数据读取器和数据库的连接
        recd.Close();

        ///设置按钮的可用性
        updateBtn.Enabled = deleteBtn.Enabled = AttachmentBtn.Enabled
            = DocumentList.Items.Count <= 0 ? false : true;       
    }


    protected void AddBtn_Click(object sender, EventArgs e)
    {
        ///跳转到添加页面
        Response.Redirect("~/DesktopModules/Document/AddDocument.aspx");
    }

    protected void updateBtn_Click(object sender, ImageClickEventArgs e)
    {
        if (DocumentList.SelectedIndex > -1)
        {
            ///跳转到修改页面
            Response.Redirect("~/DesktopModules/Document/UpdateDocument.aspx?DocumentID=" + DocumentList.SelectedValue);
        }
        else
        {
            ///显示操作结果信息
            Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONNOSELECTMESSAGE + "')</script>");
        }	
    }

    protected void deleteBtn_Click(object sender, ImageClickEventArgs e)
    {
        if (DocumentList.SelectedIndex > -1)
        {
            ///定义类
            Document document = new Document();
            try
            {
                ///删除数据
                int nIsAttachment = document.DeleteDocument(Int32.Parse(DocumentList.SelectedValue));

                if (nIsAttachment <= 0)
                {
                    ///显示操作结果信息
                    Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONDELETESUCCESSMESSAGE + "')</script>");
                }

                if(nIsAttachment == 1)
                {
                    ///显示操作结果信息
                    Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONATTACHMENTDATA + "')</script>");
                }

                if (nIsAttachment == 2)
                {
                    ///显示操作结果信息
                    Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONPICTUREDATA + "')</script>");
                }

                if (nIsAttachment == 3)
                {
                    ///显示操作结果信息
                    Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONATTACHMENTPICTUREDATA + "')</script>");
                }

                if (nIsAttachment <= 0)
                {
                    ///重新绑定数据
                    BindDocumentData(Int32.Parse(CategoryList.SelectedValue));
                }
            }
            catch (Exception ex)
            {
                ///显示删除操作中的失败、错误信息
                Response.Redirect("~/DesktopModules/ErrorPage.aspx?ErrorUrl="
                    + ASPNET2System.RedirectErrorUrl(Request.RawUrl)
                    + "&ErrorMessage=" + ex.Message.Replace("\n", " "));
            }
        }
        else
        {
            ///显示操作结果信息
            Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONNOSELECTMESSAGE + "')</script>");
        }				
    }   

    protected void AttachmentBtn_Click(object sender, EventArgs e)
    {
        if (DocumentList.SelectedIndex > -1)
        {
            ///跳转到添加附件页面
            Response.Redirect("~/DesktopModules/Attachment/AttachmentManage.aspx?DocumentID=" + DocumentList.SelectedValue);
        }
        else
        {
            ///显示操作结果信息
            Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONNOSELECTMESSAGE + "')</script>");
        }	
    }
  
    protected void CategoryList_SelectedIndexChanged(object sender, EventArgs e)
    {
        ///重新绑定控件的数据
        if (CategoryList.SelectedIndex > -1)
        {
            BindDocumentData(Int32.Parse(CategoryList.SelectedValue));
        }
        else
        {
            DocumentList.Items.Clear();
        }
    }
}