palmed.ui
Class Component

java.lang.Object
  palmed.ui.Component

All Implemented Interfaces:

IComponent

public final class Component
extends java.lang.Object
implements IComponent

This class implements a component within a container.

Version:

$Revision$ $Date$

Author:

Mathieu Champlon

Constructor Summary

Component(IComponent component)
Create a component.

Method Summary

boolean	click(int x, int y) Handle a click event.
void	drag(int x, int y) Handle a drag event.
int	getHeight() Retrieve the current height.
int	getLayout() Retrieve the layout.
int	getWidth() Retrieve the current width.
void	move(int x, int y) Move the component to the given position.
void	paint(javax.microedition.lcdui.Graphics g) Paint the component.
void	resize(int width, int height) Request a component resize.
void	unclick(int x, int y) Handle an unclick event.

Methods inherited from class java.lang.Object

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

Constructor Detail

Component

public Component(IComponent component)

Create a component.

Parameters:

component - the underlying user component

Method Detail

move

public void move(int x,
                 int y)

Move the component to the given position.

Parameters:

x - the position abscissa

y - the position ordinate

paint

public void paint(javax.microedition.lcdui.Graphics g)

Paint the component.

Specified by:

paint in interface IComponent

Parameters:

g - the graphics

resize

public void resize(int width,
                   int height)

Request a component resize.

Specified by:

resize in interface IComponent

Parameters:

width - the new width

height - the new height

getLayout

public int getLayout()

Retrieve the layout.

Supported layouts are :

• Item.LAYOUT_DEFAULT
• Item.LAYOUT_EXPAND
• Item.LAYOUT_VEXPAND

Specified by:

getLayout in interface IComponent

Returns:

a combination of layout flags

click

public boolean click(int x,
                     int y)

Handle a click event.

Specified by:

click in interface IComponent

Parameters:

x - the pointer abscissa

y - the pointer ordinate

Returns:

whether the component claims focus or not

drag

public void drag(int x,
                 int y)

Handle a drag event.

The component must have claimed focus upon click in order to receive this event.

Specified by:

drag in interface IComponent

Parameters:

x - the pointer abscissa

y - the pointer ordinate

unclick

public void unclick(int x,
                    int y)

Handle an unclick event.

The component must have claimed focus upon click ini order to receive this event.

Specified by:

unclick in interface IComponent

Parameters:

x - the pointer abscissa

y - the pointer ordinate

getWidth

public int getWidth()

Retrieve the current width.

Specified by:

getWidth in interface IComponent

Returns:

the width in pixels

getHeight

public int getHeight()

Retrieve the current height.

Specified by:

getHeight in interface IComponent

Returns:

the height in pixels