//绑定控件
private void BindGridView()
{
DataSet ds = Getnews();
NewsGridView.DataSource = ds.Tables["aa"].DefaultView;
NewsGridView.DataBind();
}
protected void Delete_Click(object sender, EventArgs e)
{
for (int i = 0; i < NewsGridView.Rows.Count; i++)
{
CheckBox chkSelect = (CheckBox)NewsGridView.Rows[i].FindControl("chkSelect");
if (chkSelect.Checked)
{
bll.DeleteNews(int.Parse(NewsGridView.DataKeys[i].Value.ToString()));
}
}
NewsGridView.DataSource = bll.ShowAllNews();
NewsGridView.DataBind();
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
try
{
NewsGridView.DataSource = ParseRssFile();
NewsGridView.DataBind();
}
catch (Exception ex)
{
//Serilog Logger to save error in text file location D:\\
SerilogLogger.WriteErrorLog(ex.Message);
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
user = (UserModel)Session["User"];
if (Session["User"] == null || Session["User"].ToString() == "" || user.UserType != 1)
{
Response.Redirect("../Login.aspx");
}
else
{
if (!IsPostBack)
{
NewsGridView.DataSource = bll.ShowAllNews();
NewsGridView.DataBind();
}
}
}
private void showData()
{
string strConn = System.Web.Configuration.WebConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
SqlConnection connection = new SqlConnection(strConn);
string code = $"WITH CTE AS (SELECT ROW_NUMBER() OVER ( ORDER BY Sticky DESC, id DESC) RowNumber, id, CONVERT(char(10), NewsDate, 20)NewsDate, NewsTitle, NewsContent, Sticky, PrePhotoName, Introduction FROM News ) SELECT * FROM CTE where ROWNUMBER >=((@page - 1) * 5 + 1) and ROWNUMBER <=(@page * 5)";
SqlCommand command = new SqlCommand(code, connection);
command.Parameters.Add("@page", SqlDbType.Int);
command.Parameters["@page"].Value = Convert.ToInt32(Request.QueryString["page"] ?? "1");
connection.Open();
SqlDataReader dataReader = command.ExecuteReader();
NewsGridView.DataSource = dataReader;
//把這個資料表跟資料(reader)作雙向繫結
NewsGridView.DataBind();
connection.Close();
}
private void getGridView()
{
string ConnectionString = WebConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
//連接資料庫
SqlConnection Conn = new SqlConnection(ConnectionString);
Conn.Open();
// SqlDataAdapter 執行SQL命令抓取資料
SqlDataAdapter Adapter = new SqlDataAdapter("SELECT id, CONVERT(char(10), NewsDate, 20)NewsDate, NewsTitle, Sticky, PrePhotoName, Introduction FROM News ORDER BY Sticky DESC, id DESC", Conn);
//using System.Data;
//宣告DataTable 將SqlDataAdapter匯入，DataBind將資料來源繫結至 GridView
DataTable dataTable = new DataTable();
Adapter.Fill(dataTable);
NewsGridView.DataSource = dataTable;
NewsGridView.DataBind();
//關閉SQL連接
Conn.Close();
}
protected void Search_Click(object sender, EventArgs e)
{
Hashtable htabel = new Hashtable();
if (chkNoticeTitle.Checked)
{
htabel.Add("Title", txtNoticeTitle.Text.Trim());
}
if (chkPerson.Checked)
{
htabel.Add("NoticePerson", txtPerson.Text.Trim());
}
string strsql = Ultility.GetConditionClause(htabel, chkExact.Checked);
if (chkNoticeDate.Checked)
{
strsql += " and NoticeDate between '" + txtBeginDate.Value.Trim() + "' and '" + txtEndDate.Value.Trim() + "'";
}
NewsGridView.DataSource = bll.GetNewsByCondition(strsql);
NewsGridView.DataBind();
}
private void getGridView()
{
string sql = Session["keyword"].ToString();
string ConnectionString = WebConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
//連接資料庫
SqlConnection Conn = new SqlConnection(ConnectionString);
Conn.Open();
// SqlDataAdapter 執行SQL命令抓取資料
SqlDataAdapter Adapter = new SqlDataAdapter(sql, Conn);
//using System.Data;
//宣告DataTable 將SqlDataAdapter匯入，DataBind將資料來源繫結至 GridView
DataTable dataTable = new DataTable();
Adapter.Fill(dataTable);
NewsGridView.DataSource = dataTable;
NewsGridView.DataBind();
if (dataTable.Rows.Count == 0)
{
lblError.Visible = true;
}
//關閉SQL連接
Conn.Close();
}
protected void Show_Click(object sender, EventArgs e)
{
NewsGridView.DataSource = bll.ShowAllNews();
NewsGridView.DataBind();
}