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Since it’s subclassed, our users won’t need to know anything about Generics to use the adapter. Data Object(true) – this tells Visual Studio to list the class in the Choose a Business Object screen of the configure datasource wizard. The reason we implemented IEquatable above is to support the List. Like before, we use some Attributes to let the Visual Studio designer know about our class. Data binding with the Grid View can be done by the principals of the 3 tier design model. It supports all sql commands from the middle tier and handles sorting, paging and caching operations.For more info about this model and the implementation, see the tutorials of Using ADO. You only have to supply the underlying object and map the methods from the Business Layer to the different sql commands.As with any other control you can change the layout by changing the correct properties.Or you can use the , ...) each have their own set of properties to add style too, or you can make use of a CSS-class or a theme/skin and link it to the correct part.
This can be useful in cases you need the data before showing the control (e.g.If you want to select, edit or delete rows of a Grid View, you'll have to use keys to keep track of which row has been selected.This key exists out of two parts: the A common used method to delete several rows at once is to use a checkbox to assign which rows have to be deleted.A very simple class for a Person could look like this: If you’ve not seen the [ ] syntax before, these are Attributes.This simple markup tells the compiler additional information about the entity, which is then used to generate additional code.
NET supplies a data control structure called which supplies the possibility to use the 3 tier design model and has the advantage that less code has to be written.