tringGrid的扩展控件, 在StringGrid的基础上增加了: 分别定义每列属性 支持多层表头、表头斜线 单元格合并、拆分 每个单元格可单独设置字体、颜色、对齐等格式 随意行、列锁定 指定表格背景图片，格线顔色 对每行数据提供状态管理(Modified,Inserted,Deleted,Unmodified) 动态插入、删除行列 支持下拉框，按纽等内嵌编辑器，并能自由扩充 支持列头点击排序, 记录Filter过滤显示 并增加OnEnterCell与OnLeaveCell事件，可得知鼠标光标是否经过某格 支持在设计期间进行编辑，支持直接打印、预览,对于超宽部分能够自动分页。以上有部份功能暂时还未完成-tringGrid extension controls, based on the increase StringGrid: Each column attributes are defined　support multi-header, the header slash cell merging, splitting　each cell can be individually set fonts, colors, alignment, and other formats random row, column lock specified form background image, grid line color for each row of data provided by the state administration (Modified, Inserted, Deleted, Unmodified) dynamic insertion, deletion ranks to support the drop-down boxes, buttons and other embedded editor, and can freely expand click on a column header to sort support, records show filter filtration and increased OnEnterCell with OnLeaveCell event, whether the mouse cursor can be learned through a grid support during the design editing, support for direct printing, preview, for the wide part of the page automatically. Some of the above features have yet to be completed