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java.lang.Objectjava.awt.Component
java.awt.TextComponent
java.awt.TextField
NumberField
public class NumberField
AWT-component for input and output of numeric values.
Nested Class Summary |
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Nested classes/interfaces inherited from class java.awt.TextField |
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java.awt.TextField.AccessibleAWTTextField |
Nested classes/interfaces inherited from class java.awt.TextComponent |
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java.awt.TextComponent.AccessibleAWTTextComponent |
Nested classes/interfaces inherited from class java.awt.Component |
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java.awt.Component.AccessibleAWTComponent, java.awt.Component.BaselineResizeBehavior, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy |
Field Summary |
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Fields inherited from class java.awt.TextComponent |
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textListener |
Fields inherited from class java.awt.Component |
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BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT |
Fields inherited from interface java.awt.image.ImageObserver |
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ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH |
Constructor Summary | |
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NumberField()
constructor for a NumberField |
Method Summary | |
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void |
clear()
Clears the NumberField |
double |
getDouble()
Gets a double-value from the NumberField. |
float |
getFloat()
Gets a float-value from the NumberField. |
int |
getInt()
Gets an int-value from the NumberField. |
long |
getLong()
Gets a long-value from the NumberField. |
boolean |
isNumeric()
Checks wether the NumberField contains a valid numeric value. |
protected void |
processKeyEvent(java.awt.event.KeyEvent e)
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void |
setDouble(double d)
Sets a double-value into the NumberField. |
void |
setDouble(double d,
int N)
Sets a double-value with N digits into the NumberField. |
void |
setFloat(float f)
Sets a float-value into the NumberField. |
void |
setFloat(float f,
int N)
Sets a float-value with N digits into the NumberField. |
void |
setInt(int i)
Sets an int-value into the NumberField. |
void |
setLong(long l)
Sets a long-value into the NumberField. |
Methods inherited from class java.awt.TextField |
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addActionListener, addNotify, echoCharIsSet, getAccessibleContext, getActionListeners, getColumns, getEchoChar, getListeners, getMinimumSize, getMinimumSize, getPreferredSize, getPreferredSize, minimumSize, minimumSize, paramString, preferredSize, preferredSize, processActionEvent, processEvent, removeActionListener, setColumns, setEchoChar, setEchoCharacter, setText |
Methods inherited from class java.awt.TextComponent |
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addTextListener, enableInputMethods, getBackground, getCaretPosition, getInputMethodRequests, getSelectedText, getSelectionEnd, getSelectionStart, getText, getTextListeners, isEditable, processTextEvent, removeNotify, removeTextListener, select, selectAll, setBackground, setCaretPosition, setEditable, setSelectionEnd, setSelectionStart |
Methods inherited from class java.awt.Component |
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action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, deliverEvent, disable, disableEvents, dispatchEvent, doLayout, enable, enable, enableEvents, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getAlignmentX, getAlignmentY, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentAt, getComponentAt, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeys, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getKeyListeners, getLocale, getLocation, getLocation, getLocationOnScreen, getMaximumSize, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, invalidate, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusCycleRoot, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, layout, list, list, list, list, list, locate, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paint, paintAll, postEvent, prepareImage, prepareImage, print, printAll, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, reshape, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeys, setFocusTraversalKeysEnabled, setFont, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle, update, validate |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public NumberField()
Method Detail |
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public double getDouble()
public float getFloat()
public int getInt()
public long getLong()
public boolean isNumeric()
public void setDouble(double d)
public void setDouble(double d, int N)
public void setFloat(float f)
public void setFloat(float f, int N)
public void setInt(int i)
public void setLong(long l)
public void clear()
protected void processKeyEvent(java.awt.event.KeyEvent e)
processKeyEvent
in class java.awt.Component
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