JavaTM 2 Platform
Standard Ed. 5.0

javax.swing.tree
ÀÎÅÍÆäÀ̽º TreeModel

±âÁ¸ÀÇ ±¸Çö Ŭ·¡½ºÀÇ À϶÷:
DefaultTreeModel

public interface TreeModel

JTree ¿¡ ÃÖÀûÀÎ µ¥ÀÌÅÍ ¸ðµ¨À» Á¤ÀÇÇÏ´Â ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. Ä¿½ºÅÒ ±¸ÇöÀÇ ¿¹¸¦ Æ÷ÇÔÇÑ Æ®¸® ¸ðµ¨ÀÇ »ó¼¼ÇÑ °Í¿¡ ´ëÇÏ¿©´Â ¡¸The Java Tutorial¡¹ÀÇ¡¸How to Use Trees¡¹¸¦ ÂüÁ¶ÇϽʽÿÀ.

JTree ¿Í ±× °ü·Ã Ŭ·¡½º´Â TreeModel ³»ÀÇ ³ëµå¸¦ ½Äº°Çϱâ À§Çؼ­ TreePath¸¦ ±¤¹üÀ§ÇÏ°Ô °ÉÃÄ »ç¿ëÇÕ´Ï´Ù. TreeModel ·Î °°Àº ºÎ¸ð¾Æ·¡ÀÇ 2 °³°¡ ´Ù¸¥ À妽º¿¡ ÀÖ´Â °°Àº ¿ÀºêÁ§Æ® (equals ·Î ºñ±³µÈ °Í)°¡ µ¹·ÁÁÖ°íÁö¸é, »ý¼ºµÈ TreePath ¿ÀºêÁ§Æ®µµ ÀÌ¿Í °°ÀÌ µ¿ÀÏÇÏ´Ù°í º¸¿©Áý´Ï´Ù. ÀϺÎÀÇ ±¸Çö¿¡¼­´Â 2 °³ÀÇ TreePath °¡ µ¿ÀÏÇÑ °æ¿ì, ±×°ÍµéÀº °°Àº ³ëµå¶ó°í º¸¿©Áö´Â ÀÏÀÌ ÀÖ½À´Ï´Ù. ÀÌ Á¶°ÇÀÌ Ã¤¿öÁöÁö ¾ÊÀ¸¸é ÆäÀÎÆ® ¹®Á¦³ª ±× ¿ÜÀÇ ÀÌ»óÇÑ »çŰ¡ ¹ß»ýÇÏ´Â °æ¿ì°¡ ÀÖ½À´Ï´Ù. ¹Ù²Ù¾î ¸»Çϸé, ƯÁ¤ÀÇ ºÎ¸ð¿¡ ´ëÇÑ getChild ·Î °°Àº Object (equals ·Î ÆÇÁ¤µÈ °Í)°¡ µ¹·ÁÁÖ°íÁ³À» °æ¿ì´Â ¹®Á¦°¡ ¹ß»ýÇÏ´Â ÀÏÀÌ Àֱ⠶§¹®¿¡ ÀÌ·¯ÇÑ Ã³¸®´Â ½Ç½ÃÇÏÁö ¾Ê´Â °ÍÀ» ÃßõÇÕ´Ï´Ù.

°ü·Ã Ç׸ñ:
TreePath

¸Þ¼­µå °³¿ä
 void addTreeModelListener (TreeModelListener  l)
          Æ®¸®°¡ º¯°æµÈ µÚ¿¡ ¼Û½ÅµÈ TreeModelEvent ¸®½º³Ê¸¦ Ãß°¡ÇÕ´Ï´Ù.
 Object getChild (Object  parent, int index)
          ºÎ¸ð°¡ °¡Áö´Â ¾ÆÀÌ ¹è¿­ÀÇ, À妽º index ¿¡ ÀÖ´Â parent ¾ÆÀ̸¦ µ¹·ÁÁÝ´Ï´Ù.
 int getChildCount (Object  parent)
          parent ¾ÆÀÌÀÇ ¼ö¸¦ µ¹·ÁÁÝ´Ï´Ù.
 int getIndexOfChild (Object  parent, Object  child)
          ºÎ¸ð¿¡ À־ÀÇ ¾ÆÀÌÀÇ À妽º¸¦ µ¹·ÁÁÝ´Ï´Ù.
 Object getRoot ()
          Æ®¸®ÀÇ ·çÆ®¸¦ µ¹·ÁÁÝ´Ï´Ù.
 boolean isLeaf (Object  node)
          node °¡ ÀÙÀÇ °æ¿ì´Â true¸¦ µ¹·ÁÁÝ´Ï´Ù.
 void removeTreeModelListener (TreeModelListener  l)
          ±×¶§±îÁö addTreeModelListener ·Î Ãß°¡µÇ°í ÀÖ´ø ¸®½º³Ê¸¦ »èÁ¦ÇÕ´Ï´Ù.
 void valueForPathChanged (TreePath  path, Object  newValue)
          newValue ¿¡ÀÇ path ¿¡ ÇØ ½Äº°µÇ´Â Ç׸ñÀÇ °ªÀ» À¯Àú°¡ º¯°æÇϸé, ¸Þ¼¼Áö·Î ¼Û½ÅµË´Ï´Ù.
 

¸Þ¼­µåÀÇ »ó¼¼

getRoot

Object  getRoot()
Æ®¸®ÀÇ ·çÆ®¸¦ µ¹·ÁÁÝ´Ï´Ù. Æ®¸®¿¡ ³ëµå°¡ ¾ø´Â °æ¿ì¸¸,null¸¦ µ¹·ÁÁÝ´Ï´Ù.

¹Ýȯ°ª:
Æ®¸®ÀÇ ·çÆ®

getChild

Object  getChild(Object  parent,
                int index)
ºÎ¸ð°¡ °¡Áö´Â ¾ÆÀÌ ¹è¿­ÀÇ, À妽º index ¿¡ ÀÖ´Â parent ¾ÆÀ̸¦ µ¹·ÁÁÝ´Ï´Ù. parent´Â ÀÌ µ¥ÀÌÅÍ ¼Ò½º·ÎºÎÅÍ ±×¶§±îÁö ÃëµæµÈ ³ëµå°¡ ¾Æ´Ï¸é ¾ÈµË´Ï´Ù. index °¡ parent À¯È¿ÇÑ À妽º (Áï,index >= 0 && index < getChildCount(parent))ÀÎ °æ¿ì´Â null¸¦ µ¹·ÁÁÖÁö ¾Ê½À´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
parent - ÀÌ µ¥ÀÌÅÍ ¼Ò½º·ÎºÎÅÍ ÃëµæµÈ, Æ®¸®³»ÀÇ ³ëµå
¹Ýȯ°ª:
À妽º index ¿¡ ÀÖ´Â parent ¾ÆÀÌ

getChildCount

int getChildCount(Object  parent)
parent ¾ÆÀÌÀÇ ¼ö¸¦ µ¹·ÁÁÝ´Ï´Ù. ³ëµå°¡ ÀÙÀÇ °æ¿ì³ª, ³ëµå°¡ ¾ÆÀ̸¦ °¡ÁöÁö ¾Ê´Â °æ¿ì´Â 0À» µ¹·ÁÁÝ´Ï´Ù. parent´Â ÀÌ µ¥ÀÌÅÍ ¼Ò½º·ÎºÎÅÍ ±×¶§±îÁö ÃëµæµÈ ³ëµå°¡ ¾Æ´Ï¸é ¾ÈµË´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
parent - ÀÌ µ¥ÀÌÅÍ ¼Ò½º·ÎºÎÅÍ ÃëµæµÈ, Æ®¸®³»ÀÇ ³ëµå
¹Ýȯ°ª:
³ëµå parent ¾ÆÀÌÀÇ ¼ö

isLeaf

boolean isLeaf(Object  node)
node °¡ ÀÙÀÇ °æ¿ì´Â true¸¦ µ¹·ÁÁÝ´Ï´Ù. node °¡ ¾ÆÀ̸¦ °¡ÁöÁö ¾Ê´Â °æ¿ì¿¡¼­µµ, ÀÌ ¸Þ¼­µå´Â false¸¦ µ¹·ÁÁÙ ¼ö°¡ ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ½Ã½ºÅÛÀÇ µð·ºÅ丮¿¡ ÆÄÀÏÀÌ µé¾î°¡ ÀÖÁö ¾ÊÀº °æ¿ì, ±× µð·ºÅ丮¸¦ ³ªÅ¸³»´Â ³ëµå´Â ÀÙÀÌ ¾Æ´Ò »Ó¸¸ ¾Æ´Ï¶ó, ¾ÆÀ̵µ °¡Áö°í ÀÖÁö ¾Ê½À´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
node - ÀÌ µ¥ÀÌÅÍ ¼Ò½º·ÎºÎÅÍ ÃëµæµÈ, Æ®¸®³»ÀÇ ³ëµå
¹Ýȯ°ª:
node °¡ ÀÙÀÇ °æ¿ì´Â true

valueForPathChanged

void valueForPathChanged(TreePath  path,
                         Object  newValue)
newValue ¿¡ÀÇ path ¿¡ ÇØ ½Äº°µÇ´Â Ç׸ñÀÇ °ªÀ» À¯Àú°¡ º¯°æÇϸé, ¸Þ¼¼Áö·Î ¼Û½ÅµË´Ï´Ù. newValue °¡ Á¤¸»·Î »õ·Î¿î °ªÀ» ¹ÌÇÏ´Â °æ¿ì¿¡´Â ¸ðµ¨Àº treeNodesChanged À̺¥Æ®¸¦ ¼Û½ÅÇÏÁö ¾ÊÀ¸¸é ¾ÈµË´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
path - À¯Àú°¡ º¯°æÇÑ ³ëµå¿¡ÀÇ ÆÐ½º
newValue - TreeCellEditor ·ÎºÎÅÍÀÇ »õ·Î¿î °ª

getIndexOfChild

int getIndexOfChild(Object  parent,
                    Object  child)
ºÎ¸ð¿¡ À־ÀÇ ¾ÆÀÌÀÇ À妽º¸¦ µ¹·ÁÁÝ´Ï´Ù. parent ¶Ç´Â child ¾î´À ÂÊÀÎÁö°¡ null °æ¿ì´Â -1À» µ¹·ÁÁÝ´Ï´Ù. parent ¶Ç´Â child ¾î´À ÂÊÀÎÁö°¡ ÀÌ Æ®¸® ¸ðµ¨¿¡ ¼ÓÇÏÁö ¾ÊÀº °æ¿ìµµ,-1¸¦ µ¹·ÁÁÝ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
parent - ÀÌ µ¥ÀÌÅÍ ¼Ò½º·ÎºÎÅÍ ÃëµæµÈ, Æ®¸®³»ÀÇ ³ëµå
child - ´ë»óÀÌ µÇ´Â ³ëµå
¹Ýȯ°ª:
ºÎ¸ð¿¡ À־ÀÇ ¾ÆÀÌÀÇ À妽º. parent ¶Ç´Â child ¾î´À ÂÊÀÎÁö°¡ null ÀÎÁö, ÀÌ Æ®¸® ¸ðµ¨¿¡ ¼ÓÇÏÁö ¾ÊÀº °æ¿ì´Â -1

addTreeModelListener

void addTreeModelListener(TreeModelListener  l)
Æ®¸®°¡ º¯°æµÈ µÚ¿¡ ¼Û½ÅµÈ TreeModelEvent ¸®½º³Ê¸¦ Ãß°¡ÇÕ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
l - Ãß°¡ÇÏ´Â ¸®½º³Ê
°ü·Ã Ç׸ñ:
removeTreeModelListener(javax.swing.event.TreeModelListener)

removeTreeModelListener

void removeTreeModelListener(TreeModelListener  l)
±×¶§±îÁö addTreeModelListener ·Î Ãß°¡µÇ°í ÀÖ´ø ¸®½º³Ê¸¦ »èÁ¦ÇÕ´Ï´Ù.

ÆÄ¶ó¹ÌÅÍ:
l - »èÁ¦ÇÏ´Â ¸®½º³Ê
°ü·Ã Ç׸ñ:
addTreeModelListener(javax.swing.event.TreeModelListener)

JavaTM 2 Platform
Standard Ed. 5.0

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