今天學習了gridview
的全選,刪除,定義儲存過程分頁
下面是我的作業
定義儲存過程分頁
using system;
using system.collections.generic;
using system.linq;
using system.web;
using system.web.ui;
using system.web.ui.webcontrols;
using system.data.sqlclient;
using system.data;
public partial class default2 : system.web.ui.page
protected void page_load(object sender, eventargs e)
if(!ispostback)
bindstudent(1);
private void bindstudent(int pageindex)
string str = "server=win-632odudu94q\\sqlexpress; integrated security=true; initial catalog=student";
using (sqlconnection sqlcnn = new sqlconnection(str))
using (sqlcommand sqlcmm = sqlcnn.createcommand())
sqlcmm.commandtext = "sp_student_select_by_page_rownumber";
sqlcmm.commandtype = system.data.commandtype.storedprocedure;
sqlcmm.parameters.addwithvalue("@pagesize", 3);
sqlcmm.parameters.add("@pagecount", sqldbtype.int).direction = parameterdirection.output;
sqlcmm.parameters.addwithvalue("@pageindex", pageindex);
sqldataadapter da = new sqldataadapter(sqlcmm);
dataset ds = new dataset();
da.fill(ds);
this.gridview1.datasource = ds.tables[0];
this.gridview1.databind();
this.hiddenfield1.value = pageindex.tostring();
this.hiddenfield2.value = sqlcmm.parameters["@pagecount"].value.tostring();
this.label1.text = pageindex + "/" + this.hiddenfield2.value;
protected void button1_click(object sender, eventargs e)
this.bindstudent(1);
protected void button2_click(object sender, eventargs e)
int index = convert.toint32(this.hiddenfield1.value);
if (index > 0)
index--;
this.bindstudent(index);
protected void button3_click(object sender, eventargs e)
int index = convert.toint32(this.hiddenfield1.value);
int total = convert.toint32(this.hiddenfield2.value);
if (index < total)
index++;
this.bindstudent(index);
protected void button4_click(object sender, eventargs e)
this.bindstudent(convert.toint32(this.hiddenfield2.value));
protected void button5_click(object sender, eventargs e)
int total = convert.toint32(this.hiddenfield2.value);
int index = convert.toint32(this.textbox1.text);
if (index <= total)
this.bindstudent(index);
手動新增** 全選並且刪除選中
using system;
using system.collections.generic;
using system.linq;
using system.web;
using system.web.ui;
using system.web.ui.webcontrols;
using system.data.sqlclient;
using system.data;
public partial class _default : system.web.ui.page
protected void page_load(object sender, eventargs e)
protected void checkbox2_checkedchanged(object sender, eventargs e)
checkbox ckb = sender as checkbox;
foreach (gridviewrow row in this.gridview1.rows)
if (row.rowtype == datacontrolrowtype.datarow)
(row.cells[0].findcontrol("checkbox1") as checkbox).checked = ckb.checked;
protected void button1_click(object sender, eventargs e)
//checkbox ckb = sender as checkbox;
foreach (gridviewrow row in this.gridview1.rows)
if (row.rowtype == datacontrolrowtype.datarow)
checkbox ckb= row.cells[0].findcontrol("checkbox1") as checkbox;
if (ckb.checked)
int id=convert.toint32(row.cells[1].text);
string str = "server=win-632odudu94q\\sqlexpress; integrated security=true; initial catalog=products";
using (sqlconnection sqlcnn = new sqlconnection(str))
using (sqlcommand sqlcmm = sqlcnn.createcommand())
sqlcmm.commandtext = "delete from products where id="+id;
dataset ds = new dataset();
tryusing (sqldataadapter da = new sqldataadapter(sqlcmm))
da.fill(ds);
catch (exception ex)
this.response.write(ex.message);
response.redirect("default.aspx");
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