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ExtJs GridPanel动态列完整版.doc

发布:2023-10-09约7.03千字共5页下载文档
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? 如图是我做成的效果:前面3列为固定的,后面4列是动态从数据库读取的。 ? ScoreSheetView类-用于生成json字符串 [java]? \o view plain view plain \o copy copy public?class?ScoreSheetView?implements?Serializable?{?? ?? ????private?static?final?long?serialVersionUID?=?-7478139883055728881L;?? ?? ????private?Semester?semester;?? ?? ????private?StudentView?student;?? ?? ????private?String?scoreSheet;?? ?? ????private?ListDouble?scores;?? ? 表头类-生成成绩动态表头 [java]? \o view plain view plain \o copy copy public?class?ScoreSheetHeaderView?implements?Serializable?{?? ?? ????private?static?final?long?serialVersionUID?=?-9116348910410634412L;?? ?? ????private?String?header;?? ?? ????private?String?dataIndex;?? ? controller类中控制: ? [java]? \o view plain view plain \o copy copy @RequestMapping(/portfolio/srcs/getScoreSheet.htm)?? ???public?ModelAndView?getScoreSheet(?? ???????????@RequestParam(semesterId)?Long?semesterId,?HttpSession?session,?? ???????????ModelMap?modelMap)?{?? ??????????????ListScoreSheetView?views?=?new?ArrayListScoreSheetView();?? ?????????????????ListScoreSheetRow?scoreSheets?=scoreSheetRowDao.findByStudent(?? ????????????????????????????for?(ScoreSheetRow?row?:?scoreSheets)?{?? ???????????????????????ScoreSheetView?view?=?new?ScoreSheetView(row);?? ???????????????????????view.setScores(getScores(row));?? ???????????????????????views.add(view);?? ???????????????????}?? ???????????????}?? ???????????}?? ???????????modelMap.put(success,?true);?? ???????????modelMap.put(totalCount,?views.size());?? ???????????modelMap.put(root,?views);?? ???????}?? ???????return?new?ModelAndView(new?MappingJacksonJsonView(),?modelMap);?? ???}?? ? [java]? \o view plain view plain \o copy copy ?@RequestMapping(/portfolio/srcs/getScoreSheetHeaders.htm)?? ????public?ModelAndView?getScoreSheetHeaders(HttpSession?session,?? ????????????ModelMap?modelMap)?{?? ????????ListScoreSheetHeaderView?headerViews?=?new?ArrayListScoreSheetHeaderView();?? //取得headerViews??? ?????????ScoreSheetHeaderView?headerView?=?new?ScoreSheetHeaderV
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