de.must.wuic

Class DataTextArea

java.lang.Object

java.awt.Component

java.awt.Container

javax.swing.JComponent

javax.swing.text.JTextComponent

javax.swing.JTextArea

de.must.wuic.MustTextArea

de.must.wuic.DataTextArea

All Implemented Interfaces:

Exemptible, ModifiedInformer, ContextHelp, DataComponent, DataTextComponent, Undoable, java.awt.event.KeyListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener, javax.accessibility.Accessible, javax.swing.Scrollable

public class DataTextArea
extends MustTextArea
implements DataTextComponent

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JTextArea

javax.swing.JTextArea.AccessibleJTextArea

Nested classes/interfaces inherited from class javax.swing.text.JTextComponent

javax.swing.text.JTextComponent.AccessibleJTextComponent, javax.swing.text.JTextComponent.DropLocation, javax.swing.text.JTextComponent.KeyBinding

Nested classes/interfaces inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

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

Field Summary

Fields inherited from class javax.swing.text.JTextComponent

DEFAULT_KEYMAP, FOCUS_ACCELERATOR_KEY

Fields inherited from class javax.swing.JComponent

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.Component

accessibleContext, 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

Constructors

Constructor and Description
DataTextArea(DataObject dO, java.lang.String columnName) Constructs a new database connected TextArea.
DataTextArea(int maxChars, DataObject dO, java.lang.String columnName) Constructs a new database connected TextArea.
DataTextArea(int maxChars, DataObject dO, java.lang.String columnName, int rows) Constructs a new database connected TextArea.

Method Summary

Modifier and Type	Method and Description
void	addComponentModificationListener(ComponentModificationListener l) Adds a component modification listener to this component.
DataObject	getAssignedDataObject() Returns the assigned data object.
boolean	isContentValid() Indicates whether the component's value is valid.
boolean	isFilled() Indicates whether the component has a value.
boolean	isModified() Indicates whether the component's value differs from its initial value.
boolean	isRequirementUnfulfilled() Indicates whether the component's value is mandatory but not filled.
boolean	isToSave() Indicates whether the component's value differs from its value at load time.
void	keyReleased(java.awt.event.KeyEvent e) Invoked when a key has been released.
void	loadValue() Loads the component's database stored value.
void	removeComponentModificationListener(ComponentModificationListener l) Removes a component modification listener to this component.
void	saveValue() Stores the component's value.
void	setRequired(boolean required) Determines whether input is required (mandatory).
void	setTextAsEditBeginValue(java.lang.String text) Sets the text as edit begin value which causes isModified to return false as long as user doesn't change the value.

Methods inherited from class de.must.wuic.MustTextArea

free, getHelpTarget, getHelpTopic, getRightMouseProvider, isRequired, keyPressed, keyTyped, setHelpContext, setHelpContext, setMaxChars, setText, undo

Methods inherited from class javax.swing.JTextArea

append, createDefaultModel, getAccessibleContext, getColumns, getColumnWidth, getLineCount, getLineEndOffset, getLineOfOffset, getLineStartOffset, getLineWrap, getPreferredScrollableViewportSize, getPreferredSize, getRowHeight, getRows, getScrollableTracksViewportWidth, getScrollableUnitIncrement, getTabSize, getUIClassID, getWrapStyleWord, insert, paramString, replaceRange, setColumns, setFont, setLineWrap, setRows, setTabSize, setWrapStyleWord

Methods inherited from class javax.swing.text.JTextComponent

addCaretListener, addInputMethodListener, addKeymap, copy, cut, fireCaretUpdate, getActions, getCaret, getCaretColor, getCaretListeners, getCaretPosition, getDisabledTextColor, getDocument, getDragEnabled, getDropLocation, getDropMode, getFocusAccelerator, getHighlighter, getInputMethodRequests, getKeymap, getKeymap, getMargin, getNavigationFilter, getPrintable, getScrollableBlockIncrement, getScrollableTracksViewportHeight, getSelectedText, getSelectedTextColor, getSelectionColor, getSelectionEnd, getSelectionStart, getText, getText, getToolTipText, getUI, isEditable, loadKeymap, modelToView, moveCaretPosition, paste, print, print, print, processInputMethodEvent, read, removeCaretListener, removeKeymap, removeNotify, replaceSelection, restoreComposedText, saveComposedText, select, selectAll, setCaret, setCaretColor, setCaretPosition, setComponentOrientation, setDisabledTextColor, setDocument, setDragEnabled, setDropMode, setEditable, setFocusAccelerator, setHighlighter, setKeymap, setMargin, setNavigationFilter, setSelectedTextColor, setSelectionColor, setSelectionEnd, setSelectionStart, setUI, updateUI, viewToModel, write

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setForeground, setInheritsPopupMenu, 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, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, 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, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, 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, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, 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

Methods inherited from interface de.must.wuic.DataTextComponent

getText, setText

Methods inherited from interface de.must.wuic.DataComponent

requestFocusInWindow, selectAll, setEditable, setToolTipText

Methods inherited from interface de.must.middle.Exemptible

free

Constructor Detail

DataTextArea

public DataTextArea(DataObject dO,
                    java.lang.String columnName)

Constructs a new database connected TextArea.

Parameters:

dO - the data object to assign to

columnName - the name of the column the text field is to assign to

DataTextArea

public DataTextArea(int maxChars,
                    DataObject dO,
                    java.lang.String columnName)

Constructs a new database connected TextArea.

Parameters:

maxChars - input control relevant max character length of the text field

dO - the data object to assign to

columnName - the name of the column the text field is to assign to

DataTextArea

public DataTextArea(int maxChars,
                    DataObject dO,
                    java.lang.String columnName,
                    int rows)

Constructs a new database connected TextArea.

Parameters:

maxChars - input control relevant max character length of the text field

dO - the data object to assign to

columnName - the name of the column the text field is to assign to

rows - the name of the row the text field is to assign to

Method Detail

getAssignedDataObject

public DataObject getAssignedDataObject()

Returns the assigned data object.

Specified by:

getAssignedDataObject in interface DataComponent

Returns:

the assigned data object

setTextAsEditBeginValue

public void setTextAsEditBeginValue(java.lang.String text)

Sets the text as edit begin value which causes isModified to return false as long as user doesn't change the value.

Overrides:

setTextAsEditBeginValue in class MustTextArea

Parameters:

newText - the new text

setRequired

public void setRequired(boolean required)

Determines whether input is required (mandatory).

Specified by:

setRequired in interface DataComponent

Overrides:

setRequired in class MustTextArea

Parameters:

required - if true, input is mandatory; otherwise, input is not mandatory

loadValue

public void loadValue()

Loads the component's database stored value.

Specified by:

loadValue in interface DataComponent

isFilled

public boolean isFilled()

Indicates whether the component has a value.

Specified by:

isFilled in interface DataComponent

Overrides:

isFilled in class MustTextArea

Returns:

true if the component has a value

isModified

public boolean isModified()

Description copied from interface: ModifiedInformer

Indicates whether the component's value differs from its initial value.

Specified by:

isModified in interface ModifiedInformer

Overrides:

isModified in class MustTextArea

Returns:

true if the component's value differs from its initial value

isToSave

public boolean isToSave()

Description copied from interface: DataComponent

Indicates whether the component's value differs from its value at load time.

Specified by:

isToSave in interface DataComponent

Returns:

true if the component's value differs from its value at load time

isContentValid

public boolean isContentValid()

Indicates whether the component's value is valid.

Specified by:

isContentValid in interface DataComponent

Returns:

true if the component's value is valid

isRequirementUnfulfilled

public boolean isRequirementUnfulfilled()

Indicates whether the component's value is mandatory but not filled.

Specified by:

isRequirementUnfulfilled in interface DataComponent

Overrides:

isRequirementUnfulfilled in class MustTextArea

Returns:

if mandatory input is unfulfilled

keyReleased

public void keyReleased(java.awt.event.KeyEvent e)

Invoked when a key has been released. Used to fire a component modified event.

Specified by:

keyReleased in interface java.awt.event.KeyListener

Overrides:

keyReleased in class MustTextArea

Parameters:

e - the key event

addComponentModificationListener

public void addComponentModificationListener(ComponentModificationListener l)

Description copied from interface: DataComponent

Adds a component modification listener to this component. Needed e.g. for data components depending from a sublist.

Specified by:

addComponentModificationListener in interface DataComponent

Parameters:

l - component modification listener to add

removeComponentModificationListener

public void removeComponentModificationListener(ComponentModificationListener l)

Description copied from interface: DataComponent

Removes a component modification listener to this component. Needed e.g. for data components depending from a sublist.

Specified by:

removeComponentModificationListener in interface DataComponent

Parameters:

l - component modification listener to add

See Also:

DataList

saveValue

public void saveValue()

Description copied from interface: DataComponent

Stores the component's value.

Specified by:

saveValue in interface DataComponent