asp.net Checbox在GridView中的应用实例分析_实用技巧_

<%#DataBinder.Eval(Container.DataItem,"oldName")%>

 protected void HkrGridView1_RowCreated(object sender, GridViewRowEventArgs e) { if (e.Row.RowType == DataControlRowType.Header) { TableCellCollection tcHeader = e.Row.Cells; tcHeader.Clear(); //第一行表头 tcHeader.Add(new TableHeaderCell()); tcHeader[0].Text = "序号
No."; tcHeader.Add(new TableHeaderCell()); tcHeader[1].Text = "附件名称"; tcHeader.Add(new TableHeaderCell()); tcHeader[2].Text = "备注"; tcHeader.Add(new TableHeaderCell()); tcHeader[3].Text = "选择"; } } protected void HkrGridView1_RowDataBound(object sender, GridViewRowEventArgs e) { GridViewRow gr = e.Row; if (e.Row.RowIndex != -1) { e.Row.Cells[0].Text = (e.Row.RowIndex + 1).ToString(); } } private void HkrGridViewBind(){ string strSql = "SELECT keyId,newName, oldName, localHome,memo FROM aq_file_up WHERE (relaid = @relaid) AND (fjType = @fjType) AND (usestatus = 1)"; SqlParameter[] sps = { new SqlParameter("@relaid",this.hdnRelaId.Value), new SqlParameter("@fjType",this.hdnFjType.Value) }; DataTable dt = pms.SqlHelper.ExecuteDataTable(CommandType.Text, strSql, sps); tabGridView1.DataSource = dt; tabGridView1.DataBind(); } rotected void Button1_Click(object sender, EventArgs e) { CheckBoxAll.Checked = false; CheckBox1.Checked = false; for (int i = 0; i <= tabGridView1.Rows.Count - 1; i++) { CheckBox cb = (CheckBox)tabGridView1.Rows[i].FindControl("CheckBox"); cb.Checked = false; } } protected void CheckBox1_CheckedChanged(object sender, EventArgs e) { for (int i = 0; i <= tabGridView1.Rows.Count - 1; i++) { CheckBox cb = (CheckBox)tabGridView1.Rows[i].FindControl("CheckBox"); if (cb.Checked == false) { cb.Checked = true; } else { cb.Checked = false; } } //CheckBox1.Checked =true; CheckBoxAll.Checked = false; } protected void CheckBoxAll_CheckedChanged(object sender, EventArgs e) { for (int i = 0; i <= tabGridView1.Rows.Count - 1; i++) { CheckBox cb = (CheckBox)tabGridView1.Rows[i].FindControl("CheckBox"); if (CheckBoxAll.Checked == true) { cb.Checked = true; } else { cb.Checked = false; } } CheckBox1.Checked = false; }