unit_findcollegenewsdetail.aspx.cs

该系统是一个集成多功能的信息管理系统

            else
            {
                this.lastPage.Enabled = true;
                this.upPage.Enabled = true;
                this.downPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
        }
    }
    protected void upPage_Click(object sender, EventArgs e)
    {
        string size1 = this.Label1.Text;
        int size = Convert.ToInt32(size1);
        currentPageNumber = size - 1;
        this.GridView1.PageIndex = currentPageNumber - 1;
        this.Label1.Text = Convert.ToString(currentPageNumber);
        this.bind();
        int pageSize = GridView1.PageCount;
        if (pageSize == 1)
        {
            this.firstPage.Enabled = false;
            this.upPage.Enabled = false;
            this.lastPage.Enabled = false;
            this.downPage.Enabled = false;
        }
        else if (pageSize > 1)
        {
            if (currentPageNumber == 1)
            {
                this.firstPage.Enabled = false;
                this.upPage.Enabled = false;
                this.lastPage.Enabled = true;
                this.downPage.Enabled = true;
            }
            else if (currentPageNumber == pageSize)
            {
                this.lastPage.Enabled = false;
                this.downPage.Enabled = false;
                this.upPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
            else
            {
                this.lastPage.Enabled = true;
                this.upPage.Enabled = true;
                this.downPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
        }
    }
    protected void downPage_Click(object sender, EventArgs e)
    {
        string size1 = this.Label1.Text;
        int size = Convert.ToInt32(size1);
        currentPageNumber = size + 1;
        this.GridView1.PageIndex = currentPageNumber - 1;
        this.Label1.Text = Convert.ToString(currentPageNumber);
        this.bind();
        int pageSize = GridView1.PageCount;
        if (pageSize == 1)
        {
            this.firstPage.Enabled = false;
            this.upPage.Enabled = false;
            this.lastPage.Enabled = false;
            this.downPage.Enabled = false;
        }
        else if (pageSize > 1)
        {
            if (currentPageNumber == 1)
            {
                this.firstPage.Enabled = false;
                this.upPage.Enabled = false;
                this.lastPage.Enabled = true;
                this.downPage.Enabled = true;
            }
            else if (currentPageNumber == pageSize)
            {
                this.lastPage.Enabled = false;
                this.downPage.Enabled = false;
                this.upPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
            else
            {
                this.lastPage.Enabled = true;
                this.upPage.Enabled = true;
                this.downPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
        }
    }
    protected void lastPage_Click(object sender, EventArgs e)
    {
        int pageSize = GridView1.PageCount;
        this.GridView1.PageIndex = pageSize - 1;
        this.Label1.Text = Convert.ToString(pageSize);
        this.bind();
        this.pageNumber.Text = Convert.ToString(pageSize);
        currentPageNumber = pageSize;

        if (pageSize == 1)
        {
            this.firstPage.Enabled = false;
            this.upPage.Enabled = false;
            this.lastPage.Enabled = false;
            this.downPage.Enabled = false;
        }
        else if (pageSize > 1)
        {
            if (currentPageNumber == 1)
            {
                this.firstPage.Enabled = false;
                this.upPage.Enabled = false;
                this.lastPage.Enabled = true;
                this.downPage.Enabled = true;
            }
            else if (currentPageNumber == pageSize)
            {
                this.lastPage.Enabled = false;
                this.downPage.Enabled = false;
                this.upPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
            else
            {
                this.lastPage.Enabled = true;
                this.upPage.Enabled = true;
                this.downPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
        }
    }
    protected void jump_Click(object sender, EventArgs e)
    {
        string size1 = this.pageNumber.Text;
        int size = Convert.ToInt32(size1);
        this.GridView1.PageIndex = size - 1;
        this.Label1.Text = size1;
        this.bind();
        currentPageNumber = size;
        int pageSize = GridView1.PageCount;
        if (pageSize == 1)
        {
            this.firstPage.Enabled = false;
            this.upPage.Enabled = false;
            this.lastPage.Enabled = false;
            this.downPage.Enabled = false;
        }
        else if (pageSize > 1)
        {
            if (currentPageNumber == 1)
            {
                this.firstPage.Enabled = false;
                this.upPage.Enabled = false;
                this.lastPage.Enabled = true;
                this.downPage.Enabled = true;
            }
            else if (currentPageNumber == pageSize)
            {
                this.lastPage.Enabled = false;
                this.downPage.Enabled = false;
                this.upPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
            else
            {
                this.lastPage.Enabled = true;
                this.upPage.Enabled = true;
                this.downPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
        }
    }
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        this.GridView1.PageIndex = e.NewPageIndex;
        this.Label1.Text = Convert.ToString(e.NewPageIndex + 1);
        this.bind();
        int pageSize = GridView1.PageCount;
        currentPageNumber = e.NewPageIndex + 1;
        if (pageSize == 1)
        {
            this.firstPage.Enabled = false;
            this.upPage.Enabled = false;
            this.lastPage.Enabled = false;
            this.downPage.Enabled = false;
        }
        else if (pageSize > 1)
        {
            if (currentPageNumber == 1)
            {
                this.firstPage.Enabled = false;
                this.upPage.Enabled = false;
                this.lastPage.Enabled = true;
                this.downPage.Enabled = true;
            }
            else if (currentPageNumber == pageSize)
            {
                this.lastPage.Enabled = false;
                this.downPage.Enabled = false;
                this.upPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
            else
            {
                this.lastPage.Enabled = true;
                this.upPage.Enabled = true;
                this.downPage.Enabled = true;
                this.firstPage.Enabled = true;
            }
        }
    }
    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        int i;
        //执行循环，保证每条数据都可以更新
        for (i = 0; i < GridView1.Rows.Count; i++)
        {
            //首先判断是否是数据行
            if (e.Row.RowType == DataControlRowType.DataRow)
            {
                //当鼠标停留时更改背景色
                e.Row.Attributes.Add("onmouseover", "c=this.style.backgroundColor;this.style.backgroundColor='#dee9f9'");
                //当鼠标移开时还原背景色
                e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=c");
            }
        }

        if (e.Row.RowType == DataControlRowType.DataRow)
        {

            if (e.Row.RowState == DataControlRowState.Normal || e.Row.RowState == DataControlRowState.Alternate)
            {
                ((LinkButton)e.Row.Cells[8].Controls[0]).Attributes.Add("onclick", "javascript:return confirm('你确认要删除院系新闻标题为 \"" + e.Row.Cells[1].Text + "\" 新闻发布单位名称为 \"" + e.Row.Cells[3].Text + "\" 的院系新闻信息吗?')");
            }
        }

    }
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        SqlConnection con = new SqlConnection(System.Configuration.ConfigurationManager.AppSettings["strcon"]);
        con.Open();
        string id = GridView1.DataKeys[e.RowIndex].Value.ToString();
        SqlCommand scd = new SqlCommand("delete  from ts_news where id='" + id + "'", con);
        scd.ExecuteNonQuery();
        con.Close();
        this.bind();
    }
    protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
    {
        string id = GridView1.DataKeys[e.NewEditIndex].Value.ToString();
        Response.Write("<script>window.open('unit_addCollegeNewsList.aspx?id=" + id + "','','width=740,height=580')</script>");
        Response.Write("<script>location='javascript:history.go(-1)'</script>");
    }
    protected void college_SelectedIndexChanged(object sender, EventArgs e)
    {
        this.bind();
    }
    protected void grade_SelectedIndexChanged(object sender, EventArgs e)
    {
        this.bind();
    }
}