brf.j2me.dynaworks.ui
Class Button

java.lang.Object
  |
  +--brf.j2me.dynaworks.ui.BasicWidget
        |
        +--brf.j2me.dynaworks.ui.Button

All Implemented Interfaces:

UserWidget

public class Button

extends BasicWidget

Custom user control widget for a button.

Version:

1.0

Author:

Bernd R. Fix

See Also:

BasicWidget, UserWidget

Field Summary

private boolean	enabled button enabled?
private java.lang.String	label button label.
private boolean	pressed button pressed?

Fields inherited from class brf.j2me.dynaworks.ui.BasicWidget

g, h, w, x, y

Constructor Summary

Button(java.lang.String label, int x, int y)
constructor.

Method Summary

ActionEvent	handlePenDown(int xc, int yc) Handle a "pen down" event.
ActionEvent	handlePenMove(int xc, int yc) Handle a "pen move" event.
ActionEvent	handlePenUp(int xc, int yc) Handle a "pen up" event.
void	loseFocus() control is losing the focus.
void	paint() Paint the user control.
(package private) void	setEnabled(boolean state) enable/disable button.
(package private) void	setText(java.lang.String s) set the button label.

Methods inherited from class brf.j2me.dynaworks.ui.BasicWidget

, contains, handleKeyDown, handleSysKeyDown, hasFocus, setFocus

Methods inherited from class java.lang.Object

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

Field Detail

label

private java.lang.String label

button label.

enabled

private boolean enabled

button enabled?

pressed

private boolean pressed

button pressed?

Constructor Detail

Button

public Button(java.lang.String label,
              int x,
              int y)

constructor.

Parameters:

label - String - a label for the button.

x - int - x coordinate of upper-left corner.

y - int - y coordinate of upper-left corner.

Method Detail

loseFocus

public void loseFocus()

control is losing the focus.

Overrides:

loseFocus in class BasicWidget

setEnabled

void setEnabled(boolean state)

enable/disable button.

Parameters:

state - boolean - new mode for button.

setText

void setText(java.lang.String s)

set the button label.

Parameters:

s - String - new button text.

handlePenDown

public ActionEvent handlePenDown(int xc,
                                 int yc)

Handle a "pen down" event. Return an ActionEvent if neccessary.

Overrides:

handlePenDown in class BasicWidget

Parameters:

xc - int - x coordinate of hit point.

yc - int - y coordinate of hit point.

Returns:

ActionEvent - event triggered by PenDown (or null).

See Also:

ActionEvent

handlePenMove

public ActionEvent handlePenMove(int xc,
                                 int yc)

Handle a "pen move" event. Return an ActionEvent if neccessary.

Overrides:

handlePenMove in class BasicWidget

Parameters:

xc - int - x coordinate of pen point.

yc - int - y coordinate of pen point.

Returns:

ActionEvent - event triggered by PenMove (or null).

See Also:

ActionEvent

handlePenUp

public ActionEvent handlePenUp(int xc,
                               int yc)

Handle a "pen up" event. Return an ActionEvent if neccessary.

Overrides:

handlePenUp in class BasicWidget

Parameters:

xc - int - x coordinate of pen point.

yc - int - y coordinate of pen point.

Returns:

ActionEvent - event triggered by PenUp (or null).

See Also:

ActionEvent

paint

public void paint()

Paint the user control.

Overrides:

paint in class BasicWidget