csheets.ui.ext

Class CellDecorator

java.lang.Object

csheets.ui.ext.CellDecorator

Direct Known Subclasses:

AssertableCellDecorator, CommentedCellDecorator, TestableCellDecorator

public abstract class CellDecorator
extends Object

A cell decorator visualizes extension-specific data by drawing on top of a cell's graphics context. Decorators should respect the enabled state set on them.

Author:

Einar Pehrson

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	enabled Whether the decorator should be used when rendering, default is false

Constructor Summary

Constructors

Constructor and Description
CellDecorator() Creates a new cell decorator.

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	decorate(JComponent component, Graphics g, Cell cell, boolean selected, boolean hasFocus) Decorates the given graphics context, by drawing visualizations of extension-specific data on it.
boolean	isEnabled() Returns whether the decorator should be used when rendering.
void	setEnabled(boolean enabled) Sets whether the decorator should be used when rendering.

Methods inherited from class java.lang.Object

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

Field Detail

enabled

protected boolean enabled

Whether the decorator should be used when rendering, default is false

Constructor Detail

CellDecorator

public CellDecorator()

Creates a new cell decorator.

Method Detail

decorate

public abstract void decorate(JComponent component,
            Graphics g,
            Cell cell,
            boolean selected,
            boolean hasFocus)

Decorates the given graphics context, by drawing visualizations of extension-specific data on it.

Parameters:

component - the cell renderer component

g - the graphics context on which drawing should be done

cell - the cell being rendered

selected - whether the cell is selected

hasFocus - whether the cell has focus

isEnabled

public final boolean isEnabled()

Returns whether the decorator should be used when rendering.

Returns:

true if the decorator should be used when rendering

setEnabled

public final void setEnabled(boolean enabled)

Sets whether the decorator should be used when rendering.

Parameters:

enabled - whether the decorator should be used when rendering