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jcurses.widgets
Class PopUpList  

java.lang.Object
  jcurses.widgets.Widget
      jcurses.widgets.PopUpList

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public class PopUpList

extends Widget

This class implements a popup list. Such list has always one of the items selected and gives the possibility to change this selection ( througth an popup menu that is shown, if the user typed 'enter')

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Field Summary
private static jcurses.system.InputChar	__changeValueChar
private static jcurses.system.CharColor	__focusedPopUpDefaultColors
private static jcurses.system.CharColor	__popUpDefaultColors
private  jcurses.system.CharColor	_focusedPopUpColors
(package private)  java.util.Vector	_items
private  jcurses.event.ValueChangedListenerManager	_listenerManager
private  int	_selectedIndex

 

Fields inherited from class jcurses.widgets.Widget

_parent, _window

 

Constructor Summary

PopUpList()

 

Method Summary
void	add(int pos, java.lang.String item)           Adds an item at the specified position
void	add(java.lang.String item)           Adds an item
void	addListener(jcurses.event.ValueChangedListener listener)           Adds a listener to register selected value changes
void	clear()           Clears the item list
protected  void	doPaint()           This method paints the widget.
protected  void	doRepaint()           This method repaints the widget.
protected  void	focus()           The method is called bei setFocus to tell widget, thas it has get focus.
jcurses.system.CharColor	getDefaultColors()
jcurses.system.CharColor	getFocusedPopUpColors()
private  jcurses.system.CharColor	getFocusedPopUpDefaultColors()
private  int	getMaxLength()
protected  jcurses.util.Rectangle	getPreferredSize()           This method gives the widget container the infomation about the preferred size of this widget.
int	getSelectedIndex()           Returns the currently selected index
java.lang.String	getSelectedItem()           Returns the currently selected item
private  java.lang.String	getText()
protected  boolean	handleInput(jcurses.system.InputChar ch)           The method is called by framework to let the widget handle an input char.
protected  boolean	isFocusable()           The method declares, whether the widget can handle input ( get focus ), that is, whether this is an input widget.
void	remove(int pos)           Removes the item at the specified position
void	remove(java.lang.String item)           Removes the first ocuurence of the specified item
void	removeListener(jcurses.event.ValueChangedListener listener)           Removes a listener
void	setFocusedPopUpColors(jcurses.system.CharColor colors)           Sets colors used to paint the widget, if it has focus
protected  void	unfocus()           The method is called bei setFocus to tell widget, thas it has lost focus.

 

Methods inherited from class jcurses.widgets.Widget

getAbsoluteX, getAbsoluteY, getColors, getFocus, getParent, getRectangle, getShortCutsList, getSize, getVisible, getWindow, getX, getY, hasFocus, isVisible, paint, repaint, setColors, setFocus, setParent, setSize, setVisible, setWindow, setX, setY

 

Methods inherited from class java.lang.Object

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

 

Field Detail

_selectedIndex

private int _selectedIndex

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_items

java.util.Vector _items

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_listenerManager

private jcurses.event.ValueChangedListenerManager _listenerManager

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__popUpDefaultColors

private static jcurses.system.CharColor __popUpDefaultColors

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__focusedPopUpDefaultColors

private static jcurses.system.CharColor __focusedPopUpDefaultColors

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_focusedPopUpColors

private jcurses.system.CharColor _focusedPopUpColors

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__changeValueChar

private static jcurses.system.InputChar __changeValueChar

Constructor Detail

PopUpList

public PopUpList()

Method Detail

getDefaultColors

public jcurses.system.CharColor getDefaultColors()

Overrides:

getDefaultColors in class Widget

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getFocusedPopUpDefaultColors

private jcurses.system.CharColor getFocusedPopUpDefaultColors()

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getFocusedPopUpColors

public jcurses.system.CharColor getFocusedPopUpColors()

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setFocusedPopUpColors

public void setFocusedPopUpColors(jcurses.system.CharColor colors)

Sets colors used to paint the widget, if it has focus

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add

public void add(java.lang.String item)

Adds an item

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add

public void add(int pos,
                java.lang.String item)

Adds an item at the specified position

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remove

public void remove(java.lang.String item)

Removes the first ocuurence of the specified item

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remove

public void remove(int pos)

Removes the item at the specified position

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clear

public void clear()

Clears the item list

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getSelectedIndex

public int getSelectedIndex()

Returns the currently selected index

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getSelectedItem

public java.lang.String getSelectedItem()

Returns the currently selected item

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getPreferredSize

protected jcurses.util.Rectangle getPreferredSize()

Description copied from class: Widget

This method gives the widget container the infomation about the preferred size of this widget. Must be implemented by derived classes.

Specified by:

getPreferredSize in class Widget

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getMaxLength

private int getMaxLength()

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getText

private java.lang.String getText()

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doPaint

protected void doPaint()

Description copied from class: Widget

This method paints the widget. Will be called by paint(), only if the widget is visible. Must be implemented be derived classes.

Specified by:

doPaint in class Widget

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isFocusable

protected boolean isFocusable()

Description copied from class: Widget

The method declares, whether the widget can handle input ( get focus ), that is, whether this is an input widget.

Overrides:

isFocusable in class Widget

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doRepaint

protected void doRepaint()

Description copied from class: Widget

This method repaints the widget. Will be called by paint(), only if the widget is visible. Must be implemented be derived classes.

Specified by:

doRepaint in class Widget

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handleInput

protected boolean handleInput(jcurses.system.InputChar ch)

Description copied from class: Widget

The method is called by framework to let the widget handle an input char. Schould be overrided be derived classes, if these can handle input.

Overrides:

handleInput in class Widget

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focus

protected void focus()

Description copied from class: Widget

The method is called bei setFocus to tell widget, thas it has get focus. This method schold be overrided bei derived class to react getting focus, for examlple to repaint widget gettig focus.

Overrides:

focus in class Widget

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unfocus

protected void unfocus()

Description copied from class: Widget

The method is called bei setFocus to tell widget, thas it has lost focus. This method schold be overrided bei derived class to react losing focus, for examlple to repaint widget losing focus.

Overrides:

unfocus in class Widget

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addListener

public void addListener(jcurses.event.ValueChangedListener listener)

Adds a listener to register selected value changes

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removeListener

public void removeListener(jcurses.event.ValueChangedListener listener)

Removes a listener

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Home >> All >> jcurses >> [ widgets overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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