using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using WebLib;

namespace Education.Forms.基本資料
{
    public partial class 課程基本資料 : FormBase
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            FunctionName = "課程基本資料";

            Form_View = FormView1;
            Grid_View = GridView1;
            FormView_DataSource = dsForm;
            GridView_DataSource = dsGrid;

            AddTabButton(MultiView1, View處理, tab處理);
            AddTabButton(MultiView1, View查詢, tab查詢);

            if (!IsPostBack)
            {
                ActivateTab(MultiView1, View處理);
            }
            else
            {
                Grid_View.DataBind();
                Form_View.DataBind();
            }

            if (Form_View.CurrentMode != FormViewMode.ReadOnly)
            {
                Grid_View.Visible = false;
            }
        }

        protected void btnSearch_Click(object sender, EventArgs e)
        {
            Grid_View.PageIndex = 0;
            Grid_View.DataBind();
        }

        protected void btnClear_Click(object sender, EventArgs e)
        {
            txt訓練對象_Search.Text = "";
            txt課程名稱_Search.Text = "";
            txt課程編號_Search.Text = "";
            ddl課程類別_Search.SelectedValue = "";
        }

        protected override void FormView_InsertDataBound(object sender, EventArgs e)
        {
            base.FormView_InsertDataBound(sender, e);
            FindControl<ITextControl>(Form_View, "txt課程時數").Text = "0";
        }

        protected override void FormView_ItemDeleting(object sender, FormViewDeleteEventArgs e)
        {
            base.FormView_ItemDeleting(sender, e);
            if (Dao課程.IsOccipued(DAC.GetString(e.Keys["課程編號"])))
            {
                ClientShowMessage("此課程已經選用過，不可刪除！");
                e.Cancel = true;
            }
        }

        protected override void GridView_DataSource_Selected(object sender, ObjectDataSourceStatusEventArgs e)
        {
            base.GridView_DataSource_Selected(sender, e);

            if (MultiView1.ActiveViewIndex == 0)
            {
                if (e.ReturnValue is 課程List list && list.Count > 0)
                    ActivateTab(MultiView1, View處理);
                else
                    lbMessage.Text = "找不到合乎條件的資料";
            }
        }

        protected void dsForm_ObjectCreating(object sender, ObjectDataSourceEventArgs e)
        {
            e.ObjectInstance = Dao課程;
        }

        protected void dsGrid_ObjectCreating(object sender, ObjectDataSourceEventArgs e)
        {
            e.ObjectInstance = Dao課程;
        }

        protected void dsBCLS_ObjectCreating(object sender, ObjectDataSourceEventArgs e)
        {
            e.ObjectInstance = Dao類別;
        }
    }
}