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Learning Ext JS 4 by Armando Gonzalez, Crysfel Villa

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Columns

The columns property in the grid panel matches the model fields with the columns of the grid. By default, the columns are sortable and will toggle the sorting direction between ascending and descending when you click on the column header. Each column header has a menu that shows up when you click on the right-hand side of the header. In that menu you can sort data, or show and hide columns of the grid panel as shown in the following screenshot:

Columns

The Ext JS 4 offers six kinds of column classes and all are located under the Ext.grid.column namespace. We are going to explain how each of these column classes work by adding an extra configuration ...

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