求Ext动态加载grid的例子

Question

有一个grid，表头和列都是在数据库中查询到的。点击某个查询条件，grid里面重新加载根据查询条件返回的表头和内容

Answer 1

用gridpanel里的一个方法:
[code="java"]
reconfigure( Ext.data.Store store, Ext.grid.ColumnModel colModel ) : void
Reconfigures the grid to use a different Store and Column Model. The View will be bound to the new objects and refres...
Reconfigures the grid to use a different Store and Column Model. The View will be bound to the new objects and refreshed.
Parameters:

* store : Ext.data.Store
  The new Ext.data.Store object
* colModel : Ext.grid.ColumnModel
  The new Ext.grid.ColumnModel object

Returns:

* void

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