charvax.swing

Class JScrollPane

java.lang.Object

charva.awt.Component

charva.awt.Container

charvax.swing.JScrollPane

All Implemented Interfaces:

EventListener, ScrollListener

public class JScrollPane
extends Container
implements ScrollListener

provides a scrollable view of a component.

Field Summary

Fields inherited from class charva.awt.Container

_components, _currentFocus, _insets, _isValid, _layoutMgr, _minimumSize, _size

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

Constructors

Constructor and Description
JScrollPane() Creates an empty JScrollPane.
JScrollPane(Component component_) Create a JScrollPane that displays the contents of the specified component.

Method Summary

Modifier and Type	Method and Description
void	debug(int level_)
void	draw() Draw all the components in this container.
JViewport	getViewport() Returns the viewport of the component being displayed.
Border	getViewportBorder() Returns a reference to the border around the JScrollPane's viewport.
Dimension	minimumSize() Overrides the minimumSize() method of Container.
void	scroll(ScrollEvent e_) Called by a Scrollable object such as JTable or JList, when its state changes in such a way that it may need to be scrolled.
void	setSize(Dimension size_) Overrides the corresponding method in Container.
void	setSize(int width_, int height_) Overrides the corresponding method in Container.
void	setViewportBorder(Border viewportBorder_) Adds a border around the viewport.
void	setViewportView(Component component_) Creates a viewport if necessary, and then sets its view.
java.lang.String	toString()

Methods inherited from class charva.awt.Container

add, add, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentAt, getComponentCount, getComponents, getCurrentFocus, getHeight, getInsets, getSize, getWidth, invalidate, isFocusTraversable, isValid, nextFocus, previousFocus, processKeyEvent, remove, requestFocus, setBackground, setBounds, setBounds, setBounds, setFocus, setForeground, setHeight, setLayout, setWidth, validate

Methods inherited from class charva.awt.Component

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

Methods inherited from class java.lang.Object

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

Constructor Detail

JScrollPane

public JScrollPane()

Creates an empty JScrollPane.

JScrollPane

public JScrollPane(Component component_)

Create a JScrollPane that displays the contents of the specified component.

Parameters:

component_ - The component to be displayed. This component must implement the Scrollable interface.

Method Detail

setViewportView

public void setViewportView(Component component_)

Creates a viewport if necessary, and then sets its view.

Parameters:

component_ - the view to set in the viewport.

getViewport

public JViewport getViewport()

Returns the viewport of the component being displayed.

setSize

public void setSize(int width_,
                    int height_)

Overrides the corresponding method in Container.

Overrides:

setSize in class Container

setSize

public void setSize(Dimension size_)

Overrides the corresponding method in Container.

Overrides:

setSize in class Container

minimumSize

public Dimension minimumSize()

Overrides the minimumSize() method of Container.

Overrides:

minimumSize in class Container

scroll

public void scroll(ScrollEvent e_)

Called by a Scrollable object such as JTable or JList, when its state changes in such a way that it may need to be scrolled.

Specified by:

scroll in interface ScrollListener

draw

public void draw()

Description copied from class: Container

Draw all the components in this container.

Overrides:

draw in class Container

setViewportBorder

public void setViewportBorder(Border viewportBorder_)

Adds a border around the viewport.

getViewportBorder

public Border getViewportBorder()

Returns a reference to the border around the JScrollPane's viewport.

debug

public void debug(int level_)

Overrides:

debug in class Container

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object