org.apache.log4j.lf5.viewer
Class LF5SwingUtils

java.lang.Object
  org.apache.log4j.lf5.viewer.LF5SwingUtils

public class LF5SwingUtils
extends Object

Provides methods to accomplish common yet non-trivial tasks with Swing. Obvious implementations of these methods have been tried and failed.

Author:

Richard Wan

Constructor Summary

LF5SwingUtils()

Method Summary

protected static boolean	contains(int row, TableModel model)
static void	makeScrollBarTrack(Adjustable scrollBar) Makes the specified Adjustable track if the view area expands and the specified Adjustable is located near the of the view.
static void	makeVerticalScrollBarTrack(JScrollPane pane) Makes the vertical scroll bar of the specified JScrollPane track if the view expands (e.g.
protected static void	moveAdjustable(int location, Adjustable scrollBar)
protected static void	repaintLater(JComponent component) Work around for JTable/viewport bug.
static void	selectRow(int row, JTable table, JScrollPane pane) Selects a the specified row in the specified JTable and scrolls the specified JScrollpane to the newly selected row.
protected static void	selectRow(int row, ListSelectionModel model)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LF5SwingUtils

public LF5SwingUtils()

Method Detail

selectRow

public static void selectRow(int row,
                             JTable table,
                             JScrollPane pane)

Selects a the specified row in the specified JTable and scrolls the specified JScrollpane to the newly selected row. More importantly, the call to repaint() delayed long enough to have the table properly paint the newly selected row which may be offscre

Parameters:

table - should belong to the specified JScrollPane

makeScrollBarTrack

public static void makeScrollBarTrack(Adjustable scrollBar)

Makes the specified Adjustable track if the view area expands and the specified Adjustable is located near the of the view.

makeVerticalScrollBarTrack

public static void makeVerticalScrollBarTrack(JScrollPane pane)

Makes the vertical scroll bar of the specified JScrollPane track if the view expands (e.g. if rows are added to an underlying table).

contains

protected static boolean contains(int row,
                                  TableModel model)

selectRow

protected static void selectRow(int row,
                                ListSelectionModel model)

moveAdjustable

protected static void moveAdjustable(int location,
                                     Adjustable scrollBar)

repaintLater

protected static void repaintLater(JComponent component)

Work around for JTable/viewport bug.