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## jcontrol.ui.wombat
Class NumberChooser

    java.lang.Object
      jcontrol.ui.wombat.Component
          jcontrol.ui.wombat.AbstractFocusComponent
              jcontrol.ui.wombat.NumberChooser

All Implemented Interfaces:
  EventListener, ActionProducer, KeyListener, TouchListener, IFocusable

    public class NumberChooser

extends AbstractFocusComponent

The class `NumberChosser` implements a label showing a number. The number can be changed via the up-down buttons on the keyboard or by using the touch screen.
When the user changes the state, an `ActionEvent` of type `ActionEvent.VALUE_CHANGED` is fired.

(c) Copyright 2005-2007 DOMOLOGIC GmbH

Field Summary

Fields inherited from class jcontrol.ui.wombat.AbstractFocusComponent
`BORDER_WIDTH, listener`

Fields inherited from class jcontrol.ui.wombat.Component
`backgroundColor, COLOR_COMPONENT_BACKGROUND, COLOR_COMPONENT_BACKGROUND_HIGHLIGHTED, COLOR_COMPONENT_DARK_SHADOW, COLOR_COMPONENT_FOREGROUND, COLOR_COMPONENT_FOREGROUND_INACTIVE, COLOR_COMPONENT_HIGHLIGHT_SHADOW, COLOR_COMPONENT_LIGHT_SHADOW, COLOR_COMPONENT_LIST_BACKGROUND, COLOR_COMPONENT_NORMAL_SHADOW, COLOR_COMPONENT_SELECTION_TEXT, COLOR_COMPONENT_SELECTION_TEXT_BACKGROUND, COLOR_COMPONENT_SELECTION_TEXT_BACKGROUND_INACTIVE, COLOR_COMPONENT_SELECTION_TEXT_INACTIVE, eventQueue, font, foregroundColor, frame, height, parent, RESERVED1, RESERVED2, RESERVED3, RESERVED4, RESERVED5, RESERVED6, state, STATE_ABORT_UPDATE, STATE_ANIMATED, STATE_BG_COLOR_SET, STATE_COVERED, STATE_DIRTY_MASK, STATE_DIRTY_PAINTALL, STATE_DIRTY_REPAINT, STATE_DIRTY_UPDATE, STATE_DISABLED, STATE_DISPOSED, STATE_FG_COLOR_SET, STATE_FOCUS, STATE_HEIGHT_FIXED, STATE_NO_REDRAW, STATE_REVALIDATE, STATE_SELECTED, STATE_SIZE_FIXED, STATE_UPDATED, STATE_VISIBLE, STATE_WIDTH_FIXED, transparentColor, width, x, y`

Fields inherited from interface jcontrol.ui.wombat.IFocusable
`TRANSFER_FOCUS_BACKWARD, TRANSFER_FOCUS_FORWARD`

Fields inherited from interface jcontrol.ui.wombat.event.TouchListener
`RESULT_ACCEPTED, RESULT_EXECUTED, RESULT_NONE`

Constructor Summary
`NumberChooser(int x, int y, int min, int max)` Creates a new number chooser.

Method Summary
`int` | `getValue()` Returns the current value.
`KeyEvent` | `onKeyEvent(KeyEvent e)` Handle key events.
`int` | `onTouchEvent(TouchEvent e)` Handle TouchEvent.
`void` | `paint(XGraphics g)` Paint this number chooser.
`boolean` | `setValue(int value)` Sets the specified value.

Methods inherited from class jcontrol.ui.wombat.AbstractFocusComponent
`clearCorners, drawBevelRect, drawButton, drawDottedRect, drawFocusRect, getActionListener, onActionEvent, requestFocus, setActionListener, setEnabled, setVisible`

Methods inherited from class jcontrol.ui.wombat.Component
`drawDisabledImage, getFrame, isEnabled, isVisible, isVisibleInternal, redrawInternalAndParent, repaint, repaintAll, safeExec, setBackgroundColor, setBackgroundColorInternal, setBounds, setDirty, setFont, setForegroundColor, setForegroundColorInternal, setParametersInternal, setRedraw, setTransparentColor, unsafeExec, update`

Methods inherited from class java.lang.Object
`clone, equals, getClass, notifyAll, toString, wait`

Constructor Detail

### NumberChooser

    public NumberChooser(int x,
                         int y,
                         int min,
                         int max)

  Creates a new number chooser.

  Parameters:
    `x` - the x position
    `y` - the y position
    `min` - the minimum value the number chooser should be able to show
    `max` - the maximum value the number chooser should be able to show

Method Detail

### setValue

    public boolean setValue(int value)

  Sets the specified value.

  Parameters:
    `value` - the value to set
  Returns:
    true if the value has changed

### getValue

    public int getValue()

  Returns the current value.

### paint

    public void paint(XGraphics g)

  Paint this number chooser. Don't call this method directly.

  Overrides:
    `paint` in class `Component`
  Parameters:
    `g` - the application's graphics object.

### onKeyEvent

    public KeyEvent onKeyEvent(KeyEvent e)

  Handle key events. On several user actions, an `ActionEvent` is fired.

  Specified by:
    `onKeyEvent` in interface `KeyListener`
  Specified by:
    `onKeyEvent` in class `AbstractFocusComponent`
  Parameters:
    `e` - the event that contains information about the key.
  Returns:
    `null` if the KeyEvent has been consumed by the KeyListener,
    or the the specified KeyEvent if it should be passed on to the next KeyListener.

### onTouchEvent

    public int onTouchEvent(TouchEvent e)

  Handle TouchEvent.

  Specified by:
    `onTouchEvent` in interface `TouchListener`
  Specified by:
    `onTouchEvent` in class `AbstractFocusComponent`
  Parameters:
    `e` - The touch event.
  Returns:
    `RESULT_ACCEPTED` if the TouchEvent has been consumed by the TouchListener,
    `RESULT_EXECUTED` if the TouchEvent has been consumed by the TouchListener and some important action has been performed, e.g. an action event has been invoked,
    `RESULT_NONE` if the TouchEvent should be passed on to the next TouchListener.

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