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com.theotherbell.ui
Class DatePicker  

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JPanel
                  com.theotherbell.ui.DatePicker

All Implemented Interfaces:

javax.accessibility.Accessible, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable

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public final class DatePicker

extends javax.swing.JPanel

GUI component that allows the user to choose a date from a calendar. Usage is illustrated in the sample code below:

  JDialog dlg = new JDialog(new Frame(), true);
  DatePicker dp = new DatePicker();
  dp.setHideOnSelect(false);
  dlg.getContentPane().add(dp);
  dlg.pack();
  dlg.show();
  System.out.println(dp.getDate().toString());
  dlg.dispose();
  System.exit(0);
 

Version:

1.1a

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Nested Class Summary

 

Nested classes inherited from class javax.swing.JPanel

javax.swing.JPanel.AccessibleJPanel

 

Nested classes inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

 

Nested classes inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

 

Nested classes inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

 

Field Summary
private  javax.swing.JButton	backButton           When clicked, displays the previous month.
private  javax.swing.JButton	cancelButton           When clicked, hides the calendar and sets the selected date to "empty".
private  javax.swing.JTextField[]	dayHeadings           Column headings for the days of the week.
private  javax.swing.JTextField[][]	daysInMonth           2-dimensional array for 6 weeks of 7 days each.
private  javax.swing.JButton	forwardButton           When clicked, displays the next month.
private static java.awt.Color	gray           Disabled color.
private  boolean	hideOnSelect           When true, the panel will be hidden as soon as a day is selected by clicking the day or clicking the Today button.
private static java.awt.Color	highlight           Highlighted color.
private static java.awt.Insets	insets           Insets for day components and small buttons.
private static java.awt.Font	largeFont           Large font.
private  javax.swing.JLabel	monthAndYear           Displays the currently selected month and year.
private  java.util.GregorianCalendar	originalDate           Tracks the original date set when the component was created.
private  java.util.GregorianCalendar	selectedDate           Currently selected date.
private  java.awt.Component	selectedDay           Most recently selected day component.
private static java.awt.Font	smallFont           Small font.
private static int	startX           X coordinate for upper left corner of week 1 day 1.
private static int	startY           Y coordinate for upper left corner of week 1 day 1.
private  javax.swing.JButton	todayButton           When clicked, sets the selected day to the current date.
private static java.awt.Color	white           Enabled color.

 

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

 

Fields inherited from class java.awt.Container

 

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

 

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

 

Constructor Summary

DatePicker()           Default constructor that sets the currently selected date to the current date.

DatePicker(java.util.Date initialDate)           Alternate constructor that sets the currently selected date to the specified date if non-null.

 

Method Summary
private  void	calculateCalendar()           Calculates the days of the month.
private static int	calculateDaysInMonth(java.util.Calendar c)           Calculates the number of days in the specified month.
private static java.lang.String	formatDateText(java.util.Date dt)           Returns a short string representation of the specified date (January, 2001).
java.util.Date	getDate()           Returns the currently selected date.
private static java.util.GregorianCalendar	getToday()           Returns the current date.
private  void	init()           Initializes the panel components according to the current value of selectedDate.
private  void	initButtons(boolean firstTime)           Initializes Today and Cancel buttons dependent on whether hideOnSelect is set; if the panel will stay open, the Cancel button is invisible.
boolean	isHideOnSelect()           Returns true if the panel will be made invisible after a day is selected.
private  void	onBackClicked(java.awt.event.ActionEvent evt)           Event handler for the back button that decrements the currently selected month.
private  void	onCancel(java.awt.event.ActionEvent evt)           Event handler for the Cancel button that unsets the currently selected date.
private  void	onDayClicked(java.awt.event.MouseEvent evt)           Event handler that sets the currently selected date to the clicked day.
private  void	onForwardClicked(java.awt.event.ActionEvent evt)           Event handler for the forward button that increments the currently selected month.
private  void	onToday(java.awt.event.ActionEvent evt)           Event handler for the Today button that sets the currently selected date to the current date.
void	setHideOnSelect(boolean hideOnSelect)           Controls whether the panel will be made invisible after a day is selected.

 

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

 

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFont, setForeground, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

 

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setLayout, transferFocusDownCycle, validate, validateTree

 

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

 

Methods inherited from class java.lang.Object

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

 

Field Detail

startX

private static final int startX

X coordinate for upper left corner of week 1 day 1.

See Also:

Constant Field Values

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startY

private static final int startY

Y coordinate for upper left corner of week 1 day 1.

See Also:

Constant Field Values

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smallFont

private static final java.awt.Font smallFont

Small font.

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largeFont

private static final java.awt.Font largeFont

Large font.

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insets

private static final java.awt.Insets insets

Insets for day components and small buttons.

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highlight

private static final java.awt.Color highlight

Highlighted color.

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white

private static final java.awt.Color white

Enabled color.

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gray

private static final java.awt.Color gray

Disabled color.

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selectedDay

private java.awt.Component selectedDay

Most recently selected day component.

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selectedDate

private java.util.GregorianCalendar selectedDate

Currently selected date.

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originalDate

private java.util.GregorianCalendar originalDate

Tracks the original date set when the component was created.

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hideOnSelect

private boolean hideOnSelect

When true, the panel will be hidden as soon as a day is selected by clicking the day or clicking the Today button.

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backButton

private final javax.swing.JButton backButton

When clicked, displays the previous month.

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monthAndYear

private final javax.swing.JLabel monthAndYear

Displays the currently selected month and year.

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forwardButton

private final javax.swing.JButton forwardButton

When clicked, displays the next month.

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dayHeadings

private final javax.swing.JTextField[] dayHeadings

Column headings for the days of the week.

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daysInMonth

private final javax.swing.JTextField[][] daysInMonth

2-dimensional array for 6 weeks of 7 days each.

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todayButton

private final javax.swing.JButton todayButton

When clicked, sets the selected day to the current date.

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cancelButton

private final javax.swing.JButton cancelButton

When clicked, hides the calendar and sets the selected date to "empty".

Constructor Detail

DatePicker

public DatePicker()

Default constructor that sets the currently selected date to the current date.

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DatePicker

public DatePicker(java.util.Date initialDate)

Alternate constructor that sets the currently selected date to the specified date if non-null.

Method Detail

isHideOnSelect

public boolean isHideOnSelect()

Returns true if the panel will be made invisible after a day is selected.

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setHideOnSelect

public void setHideOnSelect(boolean hideOnSelect)

Controls whether the panel will be made invisible after a day is selected.

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getDate

public java.util.Date getDate()

Returns the currently selected date.

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init

private void init()

Initializes the panel components according to the current value of selectedDate.

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initButtons

private void initButtons(boolean firstTime)

Initializes Today and Cancel buttons dependent on whether hideOnSelect is set; if the panel will stay open, the Cancel button is invisible.

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onToday

private void onToday(java.awt.event.ActionEvent evt)

Event handler for the Today button that sets the currently selected date to the current date.

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onCancel

private void onCancel(java.awt.event.ActionEvent evt)

Event handler for the Cancel button that unsets the currently selected date.

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onForwardClicked

private void onForwardClicked(java.awt.event.ActionEvent evt)

Event handler for the forward button that increments the currently selected month.

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onBackClicked

private void onBackClicked(java.awt.event.ActionEvent evt)

Event handler for the back button that decrements the currently selected month.

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onDayClicked

private void onDayClicked(java.awt.event.MouseEvent evt)

Event handler that sets the currently selected date to the clicked day.

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getToday

private static java.util.GregorianCalendar getToday()

Returns the current date.

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calculateCalendar

private void calculateCalendar()

Calculates the days of the month.

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calculateDaysInMonth

private static int calculateDaysInMonth(java.util.Calendar c)

Calculates the number of days in the specified month.

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formatDateText

private static java.lang.String formatDateText(java.util.Date dt)

Returns a short string representation of the specified date (January, 2001).

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> com >> theotherbell >> [ ui overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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