ASP.NET Data Web Controls Kick Start by Scott Mitchell

By Scott Mitchell

Using the extra complex positive aspects of the knowledge net Controls has many builders stumped. those controls are particularly uncomplicated to take advantage of by way of basic info demonstrate. even if, they could do even more than only current facts. for instance, the DataGrid internet keep watch over allows sorting, paging, and enhancing of knowledge. moreover, those controls permit for templating of knowledge, which might be used to supply extra advanced perspectives. The DataGrid, DataList, and Repeater discussion board at the Microsoft ASP.NET boards acquired greater than 2,100 posts within the first month and a half use, or over 35 posts in keeping with day on standard. because the internet grasp of an ASP.NET website, Scott has additionally got various emails from readers and viewers asking questions on those net Controls. ASP.NET facts net Controls is perhaps an integral merchandise in each ASP.NET developer's toolbox.

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Additional info for ASP.NET Data Web Controls Kick Start

Example text

By using display Part I: Displaying Data 55 56 Part I: Displaying Data properties, the correct markup is automatically chosen and sent to the user based upon her browser. [ Team LiB ] [ Team LiB ] Customizing Data-Binding Output in Templates Until now, the majority of the examples we've examined that have used data-binding syntax within templates have simply output a particular value from the current item from the DataSource. DataItem, "SomePropertyOrValue") %> depending on the DataSource. The former example would be used if the DataSource is a string array, and the latter example might be used if the DataSource is a DataSet, DataReader, or some other complex object.

Part I: Displaying Data 49 50 Part I: Displaying Data Specifying Display Properties for the TemplateColumn Recall that the DataGrid can employ templates through the use of the TemplateColumn control. DataItem, "SomeColumnName") %> The display properties of the TemplateColumn are a subset of those of the BoundColumn. Specifically, the TemplateColumn's display properties include the following: • HeaderText • HeaderImageUrl • FooterText • ItemStyle • HeaderStyle • FooterStyle With the TemplateColumn, you have more control over the display in the header and footer through the use of the HeaderTemplate and FooterTemplate.

Specifically, the BackGround is set to Navy, and the ForeGround to White; the text is centered and made bold. When visiting with an uplevel browser, the header for the HTML table is rendered as the following:

Title Sales Performance

Note that the properties are all set in a style attribute of the tr tag. 0 or later), the following HTML is emitted:

Title Sales Performance

Here the display properties are set using HTML instead of CSS.

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