Class BasicScrollBarUI.ScrollListener

java.lang.Object
javax.swing.plaf.basic.BasicScrollBarUI.ScrollListener
All Implemented Interfaces:
ActionListener, EventListener
Enclosing class:
BasicScrollBarUI
protected class BasicScrollBarUI.ScrollListener extends Object implements ActionListener
Listener for scrolling events initiated in the ScrollPane.

  • Constructor Summary

    Constructors
    Constructor
    Description
    ScrollListener()
    Constructs a ScrollListener.
    ScrollListener(int dir, boolean block)
    Constructs a ScrollListener.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    actionPerformed(ActionEvent e)
    Invoked when an action occurs.
    void
    setDirection(int direction)
    Sets the direction.
    void
    setScrollByBlock(boolean block)
    Sets the scrolling by block

    Methods declared in class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    Modifier and Type
    Method
    Description
    protected Object
    clone()
    Answers a new instance of the same class as the receiver, whose slots have been filled in with the values in the slots of the receiver.
    boolean
    equals(Object o)
    Compares the argument to the receiver, and answers true if they represent the same object using a class specific comparison.
    protected void
    finalize()
    Deprecated, for removal: This API element is subject to removal in a future version.
    May cause performance issues, deadlocks and hangs.
    final Class<? extends Object>
    getClass()
    Answers the unique instance of java.lang.Class which represents the class of the receiver.
    int
    hashCode()
    Answers an integer hash code for the receiver.
    final void
    notify()
    Causes one thread which is waiting on the receiver to be made ready to run.
    final void
    notifyAll()
    Causes all threads which are waiting on the receiver to be made ready to run.
    String
    toString()
    Answers a string containing a concise, human-readable description of the receiver.
    final void
    wait()
    Causes the thread which sent this message to be made not ready to run pending some change in the receiver (as indicated by notify or notifyAll).
    final void
    wait(long time)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.
    final void
    wait(long time, int frac)
    Causes the thread which sent this message to be made not ready to run either pending some change in the receiver (as indicated by notify or notifyAll) or the expiration of the timeout.

  • Constructor Details

    • ScrollListener

      public ScrollListener()
      Constructs a ScrollListener.

    • ScrollListener

      public ScrollListener(int dir, boolean block)
      Constructs a ScrollListener.
      Parameters:
      dir - direction
      block - use block increment

  • Method Details

    • setDirection

      public void setDirection(int direction)
      Sets the direction.
      Parameters:
      direction - the new direction

    • setScrollByBlock

      public void setScrollByBlock(boolean block)
      Sets the scrolling by block
      Parameters:
      block - whether or not to scroll by block

    • actionPerformed

      public void actionPerformed(ActionEvent e)
      Invoked when an action occurs.
      Specified by:
      actionPerformed in interface ActionListener
      Parameters:
      e - the event to be processed