给StringGrid添加复选框

[{"title":"（ 7 个子文件 190KB ） 给StringGrid添加复选框","children":[{"title":"CheckBox In StringGrid","children":[{"title":"Project1.dof <span style='color:#111;'> 1.97KB </span>","children":null,"spread":false},{"title":"Project1.exe <span style='color:#111;'> 443.00KB </span>","children":null,"spread":false},{"title":"Unit1.dfm <span style='color:#111;'> 699B </span>","children":null,"spread":false},{"title":"Project1.cfg <span style='color:#111;'> 434B </span>","children":null,"spread":false},{"title":"Project1.dpr <span style='color:#111;'> 188B </span>","children":null,"spread":false},{"title":"Unit1.pas <span style='color:#111;'> 2.32KB </span>","children":null,"spread":false},{"title":"Project1.res <span style='color:#111;'> 876B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]