org.joshvm.ui

Class Display

java.lang.Object

org.joshvm.ui.Display

public class Display
extends Object

Display represents a display used to show UIObjects.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	Display.StateChangedListener Listener to receive state changed notification.

Field Summary

Fields

Modifier and Type	Field and Description
static int	TYPE_FOREGROUND State Type: Foreground

Method Summary

Methods

Modifier and Type	Method and Description
Area	getContentArea() Gets content area of the Display
static Display	getDisplay() Gets the default Display instance
boolean	hasForeground() Returns whether the display is in foreground
void	refresh() Refreshs the screen
void	requestForeground() Called to get the display to request the foreground
void	setScreen(Screen screen) Loads and shows the given screen.
void	setStateChangedListener(Display.StateChangedListener listener) Sets StateChangedListener to monitor state change event
void	stop() Stops this Display.

Methods inherited from class java.lang.Object

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

Field Detail

TYPE_FOREGROUND

public static final int TYPE_FOREGROUND

State Type: Foreground

See Also:

Constant Field Values

Method Detail

getDisplay

public static Display getDisplay()

Gets the default Display instance

getContentArea

public Area getContentArea()

Gets content area of the Display

setScreen

public void setScreen(Screen screen)

Loads and shows the given screen.

Previous screen will become invisible.

Parameters:

screen - new screen

refresh

public void refresh()

Refreshs the screen

stop

public void stop()

Stops this Display.

Call it when no longer use the display.

setStateChangedListener

public void setStateChangedListener(Display.StateChangedListener listener)

Sets StateChangedListener to monitor state change event

Parameters:

listener - StateChangedListener listener

hasForeground

public boolean hasForeground()

Returns whether the display is in foreground

requestForeground

public void requestForeground()

Called to get the display to request the foreground