org.fife.rtext.plugins.heapindicator
Class HeapIndicatorPlugin

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JPanel
                  org.fife.ui.StatusBarPanel
                      org.fife.ui.app.StatusBarPlugin
                          org.fife.rtext.plugins.heapindicator.HeapIndicatorPlugin

All Implemented Interfaces:

javax.accessibility.Accessible, java.awt.image.ImageObserver, java.awt.MenuContainer, Plugin, java.io.Serializable

public class HeapIndicatorPlugin

extends StatusBarPlugin

A status bar component displaying the current JVM heap.

Version:

1.0

Author:

Robert Futrell

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class javax.swing.JPanel

javax.swing.JPanel.AccessibleJPanel

Nested classes inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Nested classes inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Nested classes inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

HeapIndicatorPlugin(AbstractPluggableGUIApplication app)
Constructor.

Method Summary

protected static long	bytesToKb(long bytes)
protected void	getData() Updates heap memory information.
java.awt.Color	getIconBorderColor()
java.awt.Color	getIconForeground()
PluginOptionsDialogPanel	getOptionsDialogPanel() Returns an options panel for use in an Options dialog.
java.lang.String	getPluginAuthor() Returns the author of the plugin.
javax.swing.Icon	getPluginIcon() Returns the icon to display beside the name of this plugin in the application's interface.
java.lang.String	getPluginName() Returns the name of the plugin.
java.lang.String	getPluginVersion() Returns the version of the plugin.
int	getRefreshInterval() Returns the refresh interval of the heap indicator.
java.lang.String	getToolTipText() Returns the text to display for the tooltip.
long	getTotalMemory() Returns the total amount of memory available to the JVM.
long	getUsedMemory() Returns the amount of memory currently being used by the JVM.
boolean	getUseSystemColors() Returns whether or not system colors are used when painting the heap indicator.
void	install(AbstractPluggableGUIApplication app) Called just after a plugin is added to a GUI application.
protected void	installTimer(int interval)
protected void	processMouseEvent(java.awt.event.MouseEvent e)
void	savePreferences() Called when the GUI application is shutting down. When this method is called, the Plugin should save any preferences.
void	setIconBorderColor(java.awt.Color iconBorderColor)
void	setIconForeground(java.awt.Color iconForeground)
void	setRefreshInterval(int interval) Sets the refresh interval for the heap indicator.
void	setUseSystemColors(boolean useSystemColors) Sets whether or not to use system colors when painting the heap indicator.
void	setVisible(boolean visible)
boolean	uninstall() Called just before this Plugin is removed from an GUIApplication.
protected void	uninstallTimer()

Methods inherited from class org.fife.ui.StatusBarPanel

isShadowEnabled, paintComponent, setShadowEnabled

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPreferredSize, getPropertyChangeListeners, getPropertyChangeListeners, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFont, setForeground, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setLayout, transferFocusBackward, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMouseWheelListeners, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Constructor Detail

HeapIndicatorPlugin

public HeapIndicatorPlugin(AbstractPluggableGUIApplication app)

Constructor.

Parameters:

app - The GUI application.

Method Detail

bytesToKb

protected static final long bytesToKb(long bytes)

getData

protected void getData()

Updates heap memory information.

getIconBorderColor

public java.awt.Color getIconBorderColor()

getIconForeground

public java.awt.Color getIconForeground()

getOptionsDialogPanel

public PluginOptionsDialogPanel getOptionsDialogPanel()

Returns an options panel for use in an Options dialog. This panel should contain all options pertaining to this plugin.

Returns:

The options panel.

getPluginAuthor

public java.lang.String getPluginAuthor()

Returns the author of the plugin.

Returns:

The author.

getPluginIcon

public javax.swing.Icon getPluginIcon()

Returns the icon to display beside the name of this plugin in the application's interface.

Returns:

The icon for this plugin. This value may be null to represent no icon.

getPluginName

public java.lang.String getPluginName()

Returns the name of the plugin.

Returns:

The plugin name.

getPluginVersion

public java.lang.String getPluginVersion()

Returns the version of the plugin.

Returns:

The version number of this plugin.

getRefreshInterval

public int getRefreshInterval()

Returns the refresh interval of the heap indicator.

Returns:

The refresh interval, in milliseconds.

See Also:

setRefreshInterval(int)

getToolTipText

public java.lang.String getToolTipText()

Returns the text to display for the tooltip.

Returns:

The tooltip text.

getTotalMemory

public long getTotalMemory()

Returns the total amount of memory available to the JVM.

Returns:

The total memory available to the JVM, in bytes.

See Also:

getUsedMemory()

getUsedMemory

public long getUsedMemory()

Returns the amount of memory currently being used by the JVM.

Returns:

The memory being used by the JVM, in bytes.

See Also:

getTotalMemory()

getUseSystemColors

public boolean getUseSystemColors()

Returns whether or not system colors are used when painting the heap indicator.

Returns:

Whether or not to use system colors.

See Also:

setUseSystemColors(boolean)

install

public void install(AbstractPluggableGUIApplication app)

Called just after a plugin is added to a GUI application. If this is a GUIPlugin, it has already been added visually. Plugins should use this method to register any listeners to the GUI application and do any other necessary setup.

Parameters:

app - The application to which this plugin was just added.

See Also:

uninstall()

installTimer

protected void installTimer(int interval)

processMouseEvent

protected void processMouseEvent(java.awt.event.MouseEvent e)

savePreferences

public void savePreferences()

Called when the GUI application is shutting down. When this method is called, the Plugin should save any preferences.

setIconBorderColor

public void setIconBorderColor(java.awt.Color iconBorderColor)

setIconForeground

public void setIconForeground(java.awt.Color iconForeground)

setRefreshInterval

public void setRefreshInterval(int interval)

Sets the refresh interval for the heap indicator.

Parameters:

interval - The new refresh interval, in milliseconds.

See Also:

getRefreshInterval()

setUseSystemColors

public void setUseSystemColors(boolean useSystemColors)

Sets whether or not to use system colors when painting the heap indicator.

Parameters:

useSystemColors - Whether or not to use system colors.

See Also:

getUseSystemColors()

setVisible

public void setVisible(boolean visible)

uninstall

public boolean uninstall()

Called just before this Plugin is removed from an GUIApplication. This gives the plugin a chance to clean up any loose ends (kill any threads, close any files, remove listeners, etc.).

Returns:

Whether the uninstall went cleanly.

See Also:

install(org.fife.ui.app.AbstractPluggableGUIApplication)

uninstallTimer

protected void uninstallTimer()