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±Û¾´ÀÌ :ÃÖÀ翵 1998³â 6¿ù 07ÀÏ 21:02:16

In Reply to: [Áú¹®] TextField¿¡¼­ À̺¥Æ® ¹ß»ý.... posted by ÃÖÀ翵 on 1998³â 6¿ù 06ÀÏ 18:33:14:

TextListener¶ó´Â interface°¡ Àִµ¥, ¿©±â¿¡´Â
void textValueChanged(TextEvent e)¶ó´Â ÇÔ¼ö¹Û¿¡
¾ø½À´Ï´Ù. ÀÌ ÇÔ¼ö´Â ÅؽºÆ®Çʵ峪 TextArea°°Àº
µ¥¼­ ÅؽºÆ®°¡ º¯È­ÇÒ ¶§, Áï ÇÑ ¹®ÀÚ¸¦ Ä¡°Å³ª
Áö¿ï¶§(back space) È£ÃâµË´Ï´Ù. ±×·¯³ª ƯÁ¤ ¹®ÀÚ³ª
Å°¿¡ ´ëÇÑ °ÍÀº ±¸ºÐÇÒ ¼ö ¾ø½À´Ï´Ù.


ÀÌ°ÍÀ» ÇØ°áÇϱâ À§ÇØ Àú´Â KeyListener¶ó´Â ÀÎÅÍÆäÀ̽º¸¦
»ç¿ëÇߴµ¥, ¿©±â¿¡¼­´Â void keyPressed(KeyEvent e)¿Í
keyTyped, keyReleased¶ó´Â 3°³ÀÇ ÇÔ¼ö°¡ ÀÖ½À´Ï´Ù.
ÀÌ ÇÔ¼ö ³»¿¡¼­ ÀÎÀÚ·Î ¹ÞÀº KeyEventÇüÀÇ e¸¦ ´ÙÀ½°ú
°°ÀÌ int keyValue = e.getKeyCode()·Î ƯÁ¤ Å°¿¡
´ëÇÑ Äڵ尪À» ¾òÀº ´ÙÀ½, if¹® µîÀ» ½á¼­ °É·¯³¾ ¼ö
ÀÖ½À´Ï´Ù. ƯÁ¤ Å°¿¡ ´ëÇÑ ÄÚµå´Â KeyEvent.VK_ENTERó·³
¾µ ¼ö ÀÖ½À´Ï´Ù.


±×·±µ¥ ÇÑ°¡Áö ÁÖÀÇÇÒ Á¡Àº KeyListener¸¦ »ç¿ëÇÏ·Á°í
Çϸé, ActionListenerÀÇ actionPerformed ¸Þ¼Òµå¸¦
±¸ÇöÇؼ­ textfield.requestFocus(); ¸¦ È£ÃâÇØ ÁÖ¾î¾ß
ÇÕ´Ï´Ù. Á¤È®ÇÑ ÀÌÀ¯´Â Àúµµ Àß ¸ð¸£°Ú½À´Ï´Ù.


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