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The author:(作者)归海一刀
published in(发表于) 2014/1/30 1:22:58
asp.net的GridView控件使用大全_[Asp.Net教程]

asp.net的GridView控件使用大全_[Asp.Net教程]
GridView控件是asp.net开发中经常用到的控件之一,本网页设计教程详细介绍GridView的使用方法。

前台.aspx




 
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      OnSelectedIndexChanged="ddlPage_SelectedIndexChanged">
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后台  #region分页

protected void BindFollowExamInfoGridView(int PersonID)
  {
    int currentpage = Convert.ToInt32(lblPage.Text);
    DataTable dt = new DataTable();
    dt = feibf.GetByPersonIDFollowExamInfo(PersonID);  //查询指定人的随访信息记录
    if (dt.Rows.Count > 0)
    {
      FollowExamInfoGridView.DataSource = dt;
      FollowExamInfoGridView.DataBind();
      PagedDataSource ps = new PagedDataSource();
      ps.DataSource = dt.DefaultView;
      ps.AllowPaging = true;
      ps.PageSize = Convert.ToInt32(ddlPage.SelectedValue);
      lblPageCount.Text = ps.PageCount.ToString();
      this.lblPreButton.Enabled = true;
      this.lblNextButton.Enabled = true;
      ps.CurrentPageIndex = currentpage - 1;
      if (currentpage == 1)
      {
        this.lblPreButton.Enabled = false;
        this.lblFirstButton.Enabled = false;
      }
      else
      {
        this.lblPreButton.Enabled = true;
        this.lblFirstButton.Enabled = true;
      }
      if (currentpage == ps.PageCount)
      {
        this.lblNextButton.Enabled = false;
        this.lblLastButton.Enabled = false;
      }
      else
      {
        this.lblNextButton.Enabled = true;
        this.lblLastButton.Enabled = true;
      }
      FollowExamInfoGridView.DataSource = ps;
      FollowExamInfoGridView.DataBind();
    }
    
  }
  protected void lblPreButton_Click(object sender, EventArgs e)
  {
    this.lblPage.Text = Convert.ToString(Convert.ToUInt32(lblPage.Text) - 1);
    BindFollowExamInfoGridView(Convert.ToInt32(Request.QueryString["PersonID"]));
  }
  protected void lblNextButton_Click(object sender, EventArgs e)
  {
    this.lblPage.Text = Convert.ToString(Convert.ToUInt32(lblPage.Text) + 1);
    BindFollowExamInfoGridView(Convert.ToInt32(Request.QueryString["PersonID"]));
  }
  protected void lblFirstButton_Click(object sender, EventArgs e)
  {
    this.lblPage.Text = "1";
    BindFollowExamInfoGridView(Convert.ToInt32(Request.QueryString["PersonID"]));
  }
  protected void lblLastButton_Click(object sender, EventArgs e)
  {
    this.lblPage.Text = lblPageCount.Text;
    BindFollowExamInfoGridView(Convert.ToInt32(Request.QueryString["PersonID"]));
  }
  protected void ddlPage_SelectedIndexChanged(object sender, EventArgs e)
  {
    lblPage.Text = "1";
    BindFollowExamInfoGridView(Convert.ToInt32(Request.QueryString["PersonID"]));
  }
#endregion



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