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¸ÕÀú ÆÄÀÏÀ» ÇÊÅ͸µÇϱâ À§ÇØ ÇÊ¿äÇÑ Å¬·¡½º°¡ javax.swing.filechooser.FileFilter Ŭ·¡½ºÀÌ´Ù. ±×·±µ¥ ÀÌ Å¬·¡½º´Â abstract À¯ÇüÀÇ Å¬·¡½º À̱⠶§¹®¿¡ Á÷Á¢ ÀνºÅϽº¸¦ ¸¸µé¼ö ¾ø°í ¸Þ¼Òµåµµ ¸ðµÎ abstractÇüÀ̱⠶§¹®¿¡ ¹Ýµå½Ã OverridingÇØ¾ß ¸¸ ÇÑ´Ù. OverridingÇØ¾ß ÇÒ ¸Þ¼Òµå´Â accept(File f)¿Í getDescription()ÀÌ ÀÖ´Ù. Á»´õ ÆíÇÏ°Ô ÇÁ·Î±×·¥ Çϱâ À§ÇØ javax.swing.filechooser.FileFilter Ŭ·¡½º¸¦ »ó¼Ó¹Þ¾Æ MyFilter¸¦ ¸¸µé¾î ¾²ÀÚ. import java.io.*; class MyFilter extends javax.swing.filechooser.FileFilter { String type; String desc; public MyFilter(String type, String desc) { this.type = type; this.desc = desc; } public boolean accept(File f) { return f.getName().endsWith(type) || f.isDirectory(); } public String getDescription() { return desc; } } À§ÀÇ ¼Ò½º¿¡¼ accept(File f)¸Þ¼Òµå´Â ¿ÜºÎ·Î ºÎÅÍ Àü´Þ ¹ÞÀº ÆÄÀÏÀÇ Á¾·ù°¡ type À¯ÇüÀ̰ųª, µð·ºÅ丮À̸é ÂüÀ» ¸®ÅÏÇÑ´Ù. getDescription()¸Þ¼Òµå´Â ÆÄÀÏ ¼±Åà »óÀÚ¿¡ Ç¥½ÃÇÒ ÆÄÀÏÀÇ Á¾·ù¸¦ ¹®ÀÚÇüÀ¸·Î ¸®ÅÏÇÑ´Ù. ±×·³, ÆÄÀÏÀÇ ÇÊÅ͸µÀÌ ÇÊ¿äÇÑ Å¬·¡½º¿¡¼ ¾Æ·¡¿Í °°ÀÌ MyFilter¸¦ »ý¼ºÇÏ¿© »ç¿ëÇÏ¸é µÈ´Ù. JFileChooser fc = new JFileChooser(); fc.addChoosableFileFilter(new MyFilter(".java","Java Files")); ±×·³, ÁñÇÁ... |
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