DELPHI+表格控件DBGridEh

一、 DBGridEh（增强型表格组件）功能详解.....................................................................4 二、 应用实例..........................................................................................................................5 1. 定制标题行......................................................................................................................5 1) 制作复杂标题行.......................................................................................................5 2) 按钮式标题..............................................................................................................5 3) 标题行显示图片.......................................................................................................5 4) 如根据不同状态在数据单元格中显示相应图片...................................................5 5) 自动显示标题行的升降排序标志符（▽降序△升序）并做相应排序...............6 6) 点dbgrideh标题排序..............................................................................................7 7) 在 DBGridEH 中怎样实现多重排序(标题出现0123等排列序号)?................11 8) 让dbgrid显示序号................................................................................................11 2. 外观布局........................................................................................................................12 1) 根据不同字段值显示相应的小图片.....................................................................12 2) 显示检查框（checkbox）外观.............................................................................12 3) 显示单、多列下拉列表.........................................................................................12 4) 显示日历下拉列表.................................................................................................13 5) 3D或平面外观效果...............................................................................................13 6) 行头和列头的启用关闭.........................................................................................13 7) DBGrid如何实现透明效果?.................................................................................13 8) 滚动条的各种应用.................................................................................................16 9) 数据行高................................................................................................................19 10) DBGrid设置Rowheight后如何将单元格内容纵向和垂直都居中?..............19 11) 设置DBGridEH自适应列宽的最好方法.........................................................20 12) Ehlib的DBGridEh首列加序号........................................................................21 13) 分行分列、单元格的颜色设置.........................................................................23 14) 点击不同单元格列，执行不同的动作.............................................................27 15) 下拉式计算器.....................................................................................................28 16) 鼠标移到某个单元格，指针形状改变.............................................................28 17) 自动填充网格列宽到网格客户区.....................................................................29