Rowvalidating example

Virtual mode is necessary only when you need to supplement or replace bound mode.

All Cells; Auto Size Columns Mode 属性的设定值枚举请参照 msdn 的 Data Grid View Auto Size Rows Mode 说明。 2)指定列或行自动调整 // 第一列自动调整 Data Grid View1. Auto Size Mode =Data Grid View Auto Size Column Mode. 后,有意义的。有关自定义排序信息,请参见本主题中的自定义排序节后面。 当Data Grid View控件同时包含绑定和未绑定列进行排序,在未绑定列的值不能自动维护。为了保持这些值,你必须执行Virtual Mode属性设置为true,并处理Cell Value Needed和Cell Value Pushed事件虚拟模式。 5.6.1编程排序 您可以排序的Data Grid View编程方式调用它的排序方法。 本的Sort(Data Grid View Column,List Sort Direction)Sort方法重载采用Data Grid View Column和一个枚举值作为参数List Sort Direction。此重载时非常有用,可以通过与有意义的命令,但你不想配置值的列自动分拣排序。当调用此重载并同一个Data Grid View Column Sort Mode. If you are implementing virtual mode in order to work efficiently with large amounts of data, you will also want to ensure that you are working efficiently with the Data Grid View control itself.For more information about the efficient use of cell styles, automatic sizing, selections, and row sharing, see Best Practices for Scaling the Windows Forms Data Grid View Control.Some standard Data Grid View events (such as events that occur when users add or delete rows, or when cell values are edited, parsed, validated, or formatted) are useful in virtual mode, as well.You can also handle events that let you maintain values not typically stored in a bound data source, such as cell Tool Tip text, cell and row error text, cell and row shortcut menu data, and row height data.

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  1. A stateful design would hit a deliver Page service that's been keeping track of the page you're on, and delivers the next one. You've probably already worked within systems that use it.