刚学JAVA不久，尝试编的一个文本编辑器，请大家多多指教。
主要有打开，保存和字体选择功能，运用了JFileChooser和文件流！ -just learning Java soon to try to compile a text editor, please exhibitions. Major open, preservation and font selection function, and use the JFileChooser document flow!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001426s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.066259s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000993s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001122s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000903s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003299s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001000s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003920s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015168s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001276s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 44213 [ RunTime:0.015862s ]
