1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
<?php
class Sample2 extends TPage
{
protected function getData()
{
// We use viewstate keep track of data.
// In real applications, data should come from database.
if(($data=$this->getViewState('Data',null))===null)
{
$data=array(
array('id'=>'ITN001','name'=>'Motherboard','quantity'=>1,'price'=>100.00),
array('id'=>'ITN002','name'=>'CPU','quantity'=>1,'price'=>150.00),
array('id'=>'ITN003','name'=>'Harddrive','quantity'=>2,'price'=>80.00),
array('id'=>'ITN004','name'=>'Sound card','quantity'=>1,'price'=>40.00),
array('id'=>'ITN005','name'=>'Video card','quantity'=>1,'price'=>150.00),
array('id'=>'ITN006','name'=>'Keyboard','quantity'=>1,'price'=>20.00),
array('id'=>'ITN007','name'=>'Monitor','quantity'=>2,'price'=>300.00),
);
$this->saveData($data);
}
return $data;
}
protected function saveData($data)
{
// In real applications, data should be saved to database.
$this->setViewState('Data',$data);
}
function onLoad($param)
{
parent::onLoad($param);
if(!$this->IsPostBack)
{
$this->DataList->DataSource=$this->Data;
$this->DataList->dataBind();
}
}
function editItem($sender,$param)
{
$this->DataList->EditItemIndex=$param->Item->ItemIndex;
$this->DataList->DataSource=$this->Data;
$this->DataList->dataBind();
}
function cancelItem($sender,$param)
{
$this->DataList->SelectedItemIndex=-1;
$this->DataList->EditItemIndex=-1;
$this->DataList->DataSource=$this->Data;
$this->DataList->dataBind();
}
function updateItem($sender,$param)
{
$item=$param->Item;
$data=$this->Data;
$product=&$data[$item->ItemIndex];
$product['name']=$item->ProductName->Text;
$product['price']=TPropertyValue::ensureFloat($item->ProductPrice->Text);
$product['quantity']=TPropertyValue::ensureInteger($item->ProductQuantity->Text);
$this->saveData($data);
$this->DataList->EditItemIndex=-1;
$this->DataList->DataSource=$data;
$this->DataList->dataBind();
}
function deleteItem($sender,$param)
{
$data=$this->Data;
array_splice($data,$param->Item->ItemIndex,1);
$this->saveData($data);
$this->DataList->SelectedItemIndex=-1;
$this->DataList->EditItemIndex=-1;
$this->DataList->DataSource=$data;
$this->DataList->dataBind();
}
function selectItem($sender,$param)
{
$this->DataList->DataSource=$this->Data;
$this->DataList->dataBind();
}
}
?>
|
