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 OfficeAutomatization;
using System.Data.SqlClient;

public partial class RoleManage : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            ///綁定控件的數據
            BindRoleData();
        }

        ///添加刪除確認對話框
        deleteBtn.Attributes.Add("onclick", "return confirm('" + ASPNET2System.OPERATIONDELETEMESSAGE + "');");
    }

    private void BindRoleData()
    {
        ///定義獲取數據的類
        Role role = new Role();
        SqlDataReader recr = role.GetRoles();

        ///設定控件的數據源
        RoleList.DataSource = recr;

        ///設定控件的Text屬性和Value屬性
        RoleList.DataTextField = "RoleName";
        RoleList.DataValueField = "RoleID";

        ///綁定控件的數據
        RoleList.DataBind();

        ///關閉數據讀取器和數據庫的連接
        recr.Close();
    }

    protected void AddBtn_Click(object sender, EventArgs e)
    {
        ///跳轉到添加頁面
        Response.Redirect("~/DesktopModules/Role/AddRole.aspx");
    }   

    protected void updateBtn_Click(object sender, ImageClickEventArgs e)
    {
        if (RoleList.SelectedIndex > -1)
        {
            ///跳轉到查看頁面
            Response.Redirect("~/DesktopModules/Role/UpdateRole.aspx?RoleID=" + RoleList.SelectedValue);
        }
        else
        {
            ///顯示操作結果信息
            Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONNOSELECTMESSAGE + "')</script>");
        }		
    }

    protected void deleteBtn_Click(object sender, ImageClickEventArgs e)
    {
        if (RoleList.SelectedIndex > -1)
        {
            ///定義類Role
            Role role = new Role();
            try
            {
                ///刪除數據
                role.DeleteRole(Int32.Parse(RoleList.SelectedValue));

                ///顯示操作結果信息
                Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONDELETESUCCESSMESSAGE + "')</script>");

                ///重新綁定數據
                BindRoleData();
            }
            catch (Exception ex)
            {
                ///顯示刪除操作中的失敗、錯誤信息
                Response.Redirect("~/DesktopModules/ErrorPage.aspx?ErrorUrl="
                    + ASPNET2System.RedirectErrorUrl(Request.RawUrl)
                    + "&ErrorMessage=" + ex.Message.Replace("\n", " "));
            }
        }
        else
        {
            ///顯示操作結果信息
            Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONNOSELECTMESSAGE + "')</script>");
        }
    }
}