ColumnVisibilityHolder

public ColumnVisibilityHolder(GridColumnCollection columns)

columnVisibilityHolder = ColumnVisibilityHolder(columns)

持有列能见度.

columns

列为相.

public int Count { get; }

value = columnVisibilityHolder.Count

数出列数

public bool Item { get; set; }

value = columnVisibilityHolder.Item
columnVisibilityHolder.Item = value

以索引方式获取或设置列能见度.