swing:text_fields

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision
Previous revision
swing:text_fields [2015/05/10 17:41]
gthanos [Scroll Panes (Scroll Bars)]
swing:text_fields [2016/02/26 11:15] (current)
Line 384: Line 384:
 </​code>​ </​code>​
  
 +===== Document Listeners =====
 +
 +Κάθε component ή κάθε κατηγορία component συνδέεται με κάποιο Listener Interface. Τα παραπάνω text related components συνδέονται με το interface [[http://​docs.oracle.com/​javase/​7/​docs/​api/​javax/​swing/​event/​DocumentListener.html|javax.swing.event.DocumentListener]]. Οι μέθοδοι του συγκεκριμένου interface δίνονται παρακάτω.
 +<code java>
 +void changedUpdate(DocumentEvent e);
 +//Gives notification that an attribute or set of attributes changed.
 +
 +void insertUpdate(DocumentEvent e);
 +//Gives notification that there was an insert into the document.
 +
 +void removeUpdate(DocumentEvent e);
 +//Gives notification that a portion of the document has been removed.
 +</​code>​
  
  
  
swing/text_fields.1431279679.txt.gz · Last modified: 2016/02/26 11:15 (external edit)