visad.browser

Class Slider

java.lang.Object

java.awt.Component

visad.browser.Slider

All Implemented Interfaces:

MouseListener, MouseMotionListener, ImageObserver, MenuContainer, Serializable, EventListener

public class Slider
extends Component
implements MouseListener, MouseMotionListener

A simple slider widget.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.awt.Component

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

Fields

Modifier and Type	Field and Description
static int	GRIP_BOTTOM_Y Y-coordinate of bottom of grip.
static int	GRIP_HEIGHT Height of grip.
static int	GRIP_TOP_Y Y-coordinate of top of grip.
static int	GRIP_WIDTH Width of grip.
static int	LINE_LEVEL Y-coordinate of slider line.
protected float	maximum Maximum value of slider.
protected Dimension	maxSize Maximum widget size.
protected float	minimum Minimum value of slider.
protected Dimension	minSize Minimum widget size.
protected Dimension	prefSize Preferred widget size.
static int	SLIDER_PREF_HEIGHT Preferred slider height.
static int	SLIDER_PREF_WIDTH Preferred slider width.
protected float	value Current value of slider.
protected int	width Current width of slider.

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

Constructors

Constructor and Description
Slider() Constructs a slider with default value, minimum and maximum.
Slider(float value, float min, float max) Constructs a slider with the specified value, minimum and maximum.

Method Summary

Methods

Modifier and Type	Method and Description
void	addActionListener(ActionListener l) Adds a listener to be notified of slider changes.
float	getMaximum() Gets maximum slider value.
Dimension	getMaximumSize() Returns maximum size oa slider.
float	getMinimum() Gets minimum slider value.
Dimension	getMinimumSize() Returns minimum size of slider.
Dimension	getPreferredSize() Returns preferred size of slider.
float	getValue() Gets current slider value.
static void	main(String[] argv) Main method for testing purposes.
void	mouseClicked(MouseEvent e) Not used.
void	mouseDragged(MouseEvent e) MouseMotionListener method for moving grip.
void	mouseEntered(MouseEvent e) Not used.
void	mouseExited(MouseEvent e) Not used.
void	mouseMoved(MouseEvent e) Not used.
void	mousePressed(MouseEvent e) MouseListener method for moving grip.
void	mouseReleased(MouseEvent e) MouseListener method for moving grip.
void	notifyListeners() Notifies listeners of slider change.
void	paint(Graphics g) Draws the slider.
void	removeActionListener(ActionListener l) Removes a listener to be notified of slider changes.
void	repaint()
void	setActionCommand(String cmd) Sets command string for slider change notification.
void	setBounds(float min, float max) Sets minimum and maximum slider values.
void	setBounds(int x, int y, int w, int h) Detects changes in slider width.
void	setMaximumSize(Dimension dim) Sets preferred size of slider.
void	setMinimumSize(Dimension dim) Sets minimum size of slider.
void	setPreferredSize(Dimension dim) Sets preferred size of slider.
void	setValue(float value) Sets current slider value.

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, addNotify, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, deliverEvent, disable, disableEvents, dispatchEvent, doLayout, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getAccessibleContext, getAlignmentX, getAlignmentY, getBackground, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentAt, getComponentAt, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeys, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getListeners, getLocale, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, invalidate, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusCycleRoot, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, layout, list, list, list, list, list, locate, location, lostFocus, minimumSize, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, paramString, postEvent, preferredSize, prepareImage, prepareImage, print, printAll, processComponentEvent, processEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, reshape, resize, resize, revalidate, setBackground, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeys, setFocusTraversalKeysEnabled, setFont, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, setVisible, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle, update, validate

Methods inherited from class java.lang.Object

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

Field Detail

SLIDER_PREF_HEIGHT

public static final int SLIDER_PREF_HEIGHT

Preferred slider height.

See Also:

Constant Field Values

SLIDER_PREF_WIDTH

public static final int SLIDER_PREF_WIDTH

Preferred slider width.

See Also:

Constant Field Values

GRIP_WIDTH

public static final int GRIP_WIDTH

Width of grip.

See Also:

Constant Field Values

GRIP_HEIGHT

public static final int GRIP_HEIGHT

Height of grip.

See Also:

Constant Field Values

GRIP_TOP_Y

public static final int GRIP_TOP_Y

Y-coordinate of top of grip.

See Also:

Constant Field Values

GRIP_BOTTOM_Y

public static final int GRIP_BOTTOM_Y

Y-coordinate of bottom of grip.

See Also:

Constant Field Values

LINE_LEVEL

public static final int LINE_LEVEL

Y-coordinate of slider line.

See Also:

Constant Field Values

width

protected int width

Current width of slider.

value

protected float value

Current value of slider.

minimum

protected float minimum

Minimum value of slider.

maximum

protected float maximum

Maximum value of slider.

minSize

protected Dimension minSize

Minimum widget size.

prefSize

protected Dimension prefSize

Preferred widget size.

maxSize

protected Dimension maxSize

Maximum widget size.

Constructor Detail

Slider

public Slider()

Constructs a slider with default value, minimum and maximum.

Slider

public Slider(float value,
      float min,
      float max)

Constructs a slider with the specified value, minimum and maximum.

Method Detail

getValue

public float getValue()

Gets current slider value.

getMinimum

public float getMinimum()

Gets minimum slider value.

getMaximum

public float getMaximum()

Gets maximum slider value.

setValue

public void setValue(float value)

Sets current slider value.

setBounds

public void setBounds(float min,
             float max)

Sets minimum and maximum slider values.

setBounds

public void setBounds(int x,
             int y,
             int w,
             int h)

Detects changes in slider width.

Overrides:

setBounds in class Component

addActionListener

public void addActionListener(ActionListener l)

Adds a listener to be notified of slider changes.

removeActionListener

public void removeActionListener(ActionListener l)

Removes a listener to be notified of slider changes.

setActionCommand

public void setActionCommand(String cmd)

Sets command string for slider change notification.

notifyListeners

public void notifyListeners()

Notifies listeners of slider change.

mousePressed

public void mousePressed(MouseEvent e)

MouseListener method for moving grip.

Specified by:

mousePressed in interface MouseListener

mouseReleased

public void mouseReleased(MouseEvent e)

MouseListener method for moving grip.

Specified by:

mouseReleased in interface MouseListener

mouseClicked

public void mouseClicked(MouseEvent e)

Not used.

Specified by:

mouseClicked in interface MouseListener

mouseEntered

public void mouseEntered(MouseEvent e)

Not used.

Specified by:

mouseEntered in interface MouseListener

mouseExited

public void mouseExited(MouseEvent e)

Not used.

Specified by:

mouseExited in interface MouseListener

mouseDragged

public void mouseDragged(MouseEvent e)

MouseMotionListener method for moving grip.

Specified by:

mouseDragged in interface MouseMotionListener

mouseMoved

public void mouseMoved(MouseEvent e)

Not used.

Specified by:

mouseMoved in interface MouseMotionListener

getMinimumSize

public Dimension getMinimumSize()

Returns minimum size of slider.

Overrides:

getMinimumSize in class Component

setMinimumSize

public void setMinimumSize(Dimension dim)

Sets minimum size of slider.

Overrides:

setMinimumSize in class Component

getPreferredSize

public Dimension getPreferredSize()

Returns preferred size of slider.

Overrides:

getPreferredSize in class Component

setPreferredSize

public void setPreferredSize(Dimension dim)

Sets preferred size of slider.

Overrides:

setPreferredSize in class Component

getMaximumSize

public Dimension getMaximumSize()

Returns maximum size oa slider.

Overrides:

getMaximumSize in class Component

setMaximumSize

public void setMaximumSize(Dimension dim)

Sets preferred size of slider.

Overrides:

setMaximumSize in class Component

paint

public void paint(Graphics g)

Draws the slider.

Overrides:

paint in class Component

repaint

public void repaint()

Overrides:

repaint in class Component

main

public static void main(String[] argv)

Main method for testing purposes.