<%@ Page Language="C#" AutoEventWireup="True" %>
<%@ Import Namespace="System.Data" %>
<html>
<script language="C#" runat="server">
DataTable Cart;
DataView CartView;
ICollection CreateDataSource()
{
DataTable dt = new DataTable();
DataRow dr;
dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
dt.Columns.Add(new DataColumn("StringValue", typeof(string)));
dt.Columns.Add(new DataColumn("CurrencyValue", typeof(double)));
for (int i = 0; i < 9; i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Item " + i.ToString();
dr[2] = 1.23 * (i + 1);
dt.Rows.Add(dr);
}
DataView dv = new DataView(dt);
return dv;
}
void Page_Load(Object sender, EventArgs e)
{
if (!IsPostBack)
{
// Load this data only once.
ItemsGrid.DataSource= CreateDataSource();
ItemsGrid.DataBind();
}
}
void Item_Created(Object sender, DataGridItemEventArgs e)
{
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{ TableCell myTableCell;
myTableCell = e.Item.Cells[1];
Button myDeleteButton;
myDeleteButton = (Button)myTableCell.Controls[0];
myDeleteButton.Attributes.Add("disabled", "true");
}
}
</script>
<body><form runat=server>
<asp:DataGrid id="ItemsGrid"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
AutoGenerateColumns="false"
OnItemCreated="Item_Created"runat="server"><HeaderStyle BackColor="#00aaaa">
</HeaderStyle><Columns><asp:ButtonColumn
HeaderText="Add to cart"
ButtonType="PushButton"
Text="Add"
/><asp:ButtonColumn
HeaderText="Remove from cart"
ButtonType="PushButton"
Text="Remove"
/><asp:BoundColumn
HeaderText="Item"
DataField="StringValue"/><asp:BoundColumn
HeaderText="Price"
DataField="CurrencyValue"
DataFormatString="{0:c}"><ItemStyle HorizontalAlign="right">
</ItemStyle></asp:BoundColumn> </Columns></asp:DataGrid></form></body>
</html>
<%@ Import Namespace="System.Data" %>
<html>
<script language="C#" runat="server">
DataTable Cart;
DataView CartView;
ICollection CreateDataSource()
{
DataTable dt = new DataTable();
DataRow dr;
dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
dt.Columns.Add(new DataColumn("StringValue", typeof(string)));
dt.Columns.Add(new DataColumn("CurrencyValue", typeof(double)));
for (int i = 0; i < 9; i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Item " + i.ToString();
dr[2] = 1.23 * (i + 1);
dt.Rows.Add(dr);
}
DataView dv = new DataView(dt);
return dv;
}
void Page_Load(Object sender, EventArgs e)
{
if (!IsPostBack)
{
// Load this data only once.
ItemsGrid.DataSource= CreateDataSource();
ItemsGrid.DataBind();
}
}
void Item_Created(Object sender, DataGridItemEventArgs e)
{
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{ TableCell myTableCell;
myTableCell = e.Item.Cells[1];
Button myDeleteButton;
myDeleteButton = (Button)myTableCell.Controls[0];
myDeleteButton.Attributes.Add("disabled", "true");
}
}
</script>
<body><form runat=server>
<asp:DataGrid id="ItemsGrid"
BorderColor="black"
BorderWidth="1"
CellPadding="3"
AutoGenerateColumns="false"
OnItemCreated="Item_Created"runat="server"><HeaderStyle BackColor="#00aaaa">
</HeaderStyle><Columns><asp:ButtonColumn
HeaderText="Add to cart"
ButtonType="PushButton"
Text="Add"
/><asp:ButtonColumn
HeaderText="Remove from cart"
ButtonType="PushButton"
Text="Remove"
/><asp:BoundColumn
HeaderText="Item"
DataField="StringValue"/><asp:BoundColumn
HeaderText="Price"
DataField="CurrencyValue"
DataFormatString="{0:c}"><ItemStyle HorizontalAlign="right">
</ItemStyle></asp:BoundColumn> </Columns></asp:DataGrid></form></body>
</html>
Button myDeleteButton;
myDeleteButton = (Button)myTableCell.Controls[0];
myDeleteButton.Attributes.Add("disabled", "true"); 3Q
<%@ Import Namespace="System.Data" %>
<html>
<script language="C#" runat="server">
DataTable Cart;
DataView CartView;
ICollection CreateDataSource()
{
DataTable dt = new DataTable();
DataRow dr;
dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
dt.Columns.Add(new DataColumn("StringValue", typeof(string)));
for (int i = 0; i < 9; i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Item " + i.ToString();
dt.Rows.Add(dr);
}
DataView dv = new DataView(dt);
return dv;
}
void Page_Load(Object sender, EventArgs e)
{
if (!IsPostBack)
{
ItemsGrid.DataSource= CreateDataSource();
ItemsGrid.DataBind();
}
}
void Item_DataBound(Object sender, DataGridItemEventArgs e)
{
if(e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{
Label a;
a = (Label)e.Item.Cells[1].FindControl("a");
if(a.Text=="Item 3" || a.Text=="Item 5"){
TableCell myTableCell;
myTableCell = e.Item.Cells[0];
Button myDeleteButton;
myDeleteButton = (Button)myTableCell.Controls[0];
myDeleteButton.Attributes.Add("disabled", "true");
}
}
}
</script>
<body><form runat=server>
<asp:DataGrid id="ItemsGrid"
AutoGenerateColumns="false"
OnItemDataBound="Item_DataBound"
runat="server"><Columns><asp:ButtonColumn
HeaderText="Remove from cart"
ButtonType="PushButton"
Text="Remove"
/>
<asp:TemplateColumn><HeaderTemplate>
Item
</HeaderTemplate><ItemTemplate>
<asp:Label id=a
Text='<%# DataBinder.Eval(Container.DataItem, "StringValue") %>'
runat="server"/>
</ItemTemplate>
</asp:TemplateColumn>
</Columns>
</asp:DataGrid>
</form>
</body>
</html>