charvax.swing
Class JProgressBar

java.lang.Object
  charva.awt.Component
      charvax.swing.JComponent
          charvax.swing.JProgressBar

public class JProgressBar

extends JComponent

A component that displays an integer value within a bounded interval. A progress bar is typically used to indicate the progress of some task by displaying a percentage of completion and possibly a textual display of this percentage.

Field Summary

protected boolean	_indeterminate
protected java.lang.Thread	_indeterminateThread
protected int	_maximum
protected int	_minimum
protected java.lang.String	_string
protected boolean	_stringPainted
protected int	_value
protected int	_width The length of this component on the screen.

Fields inherited from class charvax.swing.JComponent

_border

Fields inherited from class charva.awt.Component

_alignmentX, _alignmentY, _background, _cursesColor, _enabled, _focusListeners, _foreground, _keyListeners, _origin, _parent, _visible, BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Constructor Summary

JProgressBar()
Creates a horizontal progress bar that displays a border but no progress string.

JProgressBar(int min_, int max_)
Creates a progress bar with the specified minimum and maximum values.

Method Summary

void	debug(int level_)
void	draw() Draws the border of the component (if there is one).
void	finalize()
int	getHeight()
int	getMaximum()
int	getMinimum()
Dimension	getSize() Get the screen size of the progress bar.
java.lang.String	getString() Returns the value of the progress string
int	getValue()
int	getWidth()
boolean	isFocusTraversable() This component will not receive focus when Tab or Shift-Tab is pressed.
boolean	isIndeterminate()
boolean	isStringPainted() Returns the value of the _stringPainted property
Dimension	minimumSize()
void	processKeyEvent(KeyEvent ke_) The JProgressBar class ignores key events.
void	requestFocus() The JProgressBar component never gets the keyboard input focus.
void	setIndeterminate(boolean newval)
void	setMaximum(int max_) Set the progress bar's maximum value.
void	setMinimum(int min_) Set the progress bar's minimum value.
void	setSize(Dimension size_) Set the size of the component on the screen.
void	setString(java.lang.String string_) Sets the value of the progress string
void	setStringPainted(boolean stringPainted_) Set the value of the _stringPainted property
void	setValue(int value_) Set the progress bar's value.

Methods inherited from class charvax.swing.JComponent

getBorder, getInsets, setBorder

Methods inherited from class charva.awt.Component

addFocusListener, addKeyListener, contains, contains, getAlignmentX, getAlignmentY, getAncestorWindow, getBackground, getBounds, getCursesColor, getForeground, getLocation, getLocationOnScreen, getName, getParent, hasFocus, hide, invalidate, isDisplayed, isEnabled, isTotallyObscured, isValid, isVisible, processEvent, processFocusEvent, processMouseEvent, repaint, requestSync, setBackground, setBounds, setBounds, setBounds, setEnabled, setForeground, setLocation, setLocation, setName, setParent, setVisible, show, validate, validateCursesColor

Methods inherited from class java.lang.Object

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

Field Detail

_minimum

protected int _minimum

_value

protected int _value

_maximum

protected int _maximum

_stringPainted

protected boolean _stringPainted

_string

protected java.lang.String _string

_width

protected int _width

The length of this component on the screen.

_indeterminate

protected boolean _indeterminate

_indeterminateThread

protected java.lang.Thread _indeterminateThread

Constructor Detail

JProgressBar

public JProgressBar()

Creates a horizontal progress bar that displays a border but no progress string.

JProgressBar

public JProgressBar(int min_,
                    int max_)

Creates a progress bar with the specified minimum and maximum values.

Method Detail

setMinimum

public void setMinimum(int min_)

Set the progress bar's minimum value.

setValue

public void setValue(int value_)

Set the progress bar's value.

setMaximum

public void setMaximum(int max_)

Set the progress bar's maximum value.

setSize

public void setSize(Dimension size_)

Set the size of the component on the screen.

getSize

public Dimension getSize()

Get the screen size of the progress bar.

Specified by:

getSize in class Component

getWidth

public int getWidth()

Specified by:

getWidth in class Component

getHeight

public int getHeight()

Specified by:

getHeight in class Component

draw

public void draw()

Description copied from class: JComponent

Draws the border of the component (if there is one).

Overrides:

draw in class JComponent

isFocusTraversable

public boolean isFocusTraversable()

This component will not receive focus when Tab or Shift-Tab is pressed.

Overrides:

isFocusTraversable in class Component

processKeyEvent

public void processKeyEvent(KeyEvent ke_)

The JProgressBar class ignores key events. A JProgressBar should never have input focus anyway.

Overrides:

processKeyEvent in class Component

requestFocus

public void requestFocus()

The JProgressBar component never gets the keyboard input focus.

Overrides:

requestFocus in class Component

debug

public void debug(int level_)

Specified by:

debug in class Component

minimumSize

public Dimension minimumSize()

Specified by:

minimumSize in class Component

getMinimum

public int getMinimum()

getValue

public int getValue()

getMaximum

public int getMaximum()

isStringPainted

public boolean isStringPainted()

Returns the value of the _stringPainted property

setStringPainted

public void setStringPainted(boolean stringPainted_)

Set the value of the _stringPainted property

setString

public void setString(java.lang.String string_)

Sets the value of the progress string

setIndeterminate

public void setIndeterminate(boolean newval)

isIndeterminate

public boolean isIndeterminate()

getString

public java.lang.String getString()

Returns the value of the progress string

finalize

public void finalize()