At run time, the ListView control replaces the placeholder with the content that is defined for each item in the ItemTemplate and AlternatingItemTemplate templates.
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difference gridview and listview.
What is the difference and what are these placeholders for?
<center>
<asp:ListView ID="ListView1" GroupItemCount="4" runat="server" DataKeyNames="img_id"
DataSourceID="SqlDataSourc
<LayoutTemplate>
<asp:PlaceHolder ID="groupPlaceholder" runat="server" />
</LayoutTemplate>
<GroupTemplate>
<div>
<asp:PlaceHolder ID="itemPlaceholder" runat="server" />
</div>
</GroupTemplate>
<ItemTemplate>
<asp:Image ID="picAlbum" runat="server" ImageUrl='<%# "Handler.ashx?img_id=" + Eval("img_id") + "&" + "imagesize=T" %>' />
</ItemTemplate>
<EmptyItemTemplate>
</EmptyItemTemplate>
</asp:ListView>
<asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ ConnectionStrings:dbaspnet
SelectCommand="SELECT [img_id], [img_title], [img_stream]
FROM [tbl_images] where img_is_primary = 0"></asp:SqlDataSource>
</center>
<%--<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False
DataSourceID="SqlDataSourc
<Columns>
<asp:BoundField DataField="img_id" HeaderText="img_id" InsertVisible="False" ReadOnly="True"
SortExpression="img_id" />
<asp:BoundField DataField="img_title" HeaderText="img_title" SortExpression="img_title"
<asp:TemplateField HeaderText="Image">
<ItemTemplate>
<asp:Image ID="Image1" runat="server" ImageUrl='<%# "~/Handler.ashx?img_id=" + Eval("img_id")%>'
Width="135" Height="145" border="0" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
</asp:GridView>
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Answers
every control has his a specific functionality
the truth is i never tried to simulate them using gridview, but i know that you can create your own custom controls and you can nest one in the other
i think the listview is more better for this purpose as gridview, because it has a customizable layout. [but this is my opinion]
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by: quicksilver17Posted on 2009-11-08 at 01:43:24ID: 25769952
Comparing ListView with GridView,DataList and Repeater :
http://weblogs.asp.net/ana