Package org.eclipse.nebula.widgets.opal.calculator

Class CalculatorCombo

java.lang.Object
org.eclipse.swt.widgets.Widget
org.eclipse.swt.widgets.Control
org.eclipse.swt.widgets.Scrollable
org.eclipse.swt.widgets.Composite
org.eclipse.nebula.widgets.opal.calculator.CalculatorCombo
All Implemented Interfaces:
org.eclipse.swt.graphics.Drawable
public class CalculatorCombo
extends org.eclipse.swt.widgets.Composite
The CalculatorCombo class represents a selectable user interface object that combines a text field and a calculator buttons panel and issues notification when an the value is modified.

Note that although this class is a subclass of Composite, it does not make sense to add children to it, or set a layout on it.

Styles:
BORDER, FLAT
Events:
Modify
See Also:
CCombo snippets

  • Field Summary

    Fields inherited from class org.eclipse.swt.widgets.Control

    handle

  • Constructor Summary

    Constructors 
    Constructor Description
    CalculatorCombo​(org.eclipse.swt.widgets.Composite parent, int style)
    Constructs a new instance of this class given its parent.

  • Method Summary

    Modifier and Type Method Description
    void addModifyListener​(org.eclipse.swt.events.ModifyListener listener)
    Adds the listener to the collection of listeners who will be notified when the receiver's text is modified, by sending it one of the messages defined in the ModifyListener interface.
    org.eclipse.swt.graphics.Point computeSize​(int wHint, int hHint, boolean changed)  
    java.lang.String getValue()  
    void removeModifyListener​(org.eclipse.swt.events.ModifyListener listener)
    Removes the listener from the collection of listeners who will be notified when the receiver's text is modified.
    void setEnabled​(boolean enabled)  
    void setToolTipText​(java.lang.String txt)  
    void setValue​(java.lang.String value)  

    Methods inherited from class org.eclipse.swt.widgets.Composite

    changed, checkSubclass, drawBackground, getBackgroundMode, getChildren, getLayout, getLayoutDeferred, getTabList, isLayoutDeferred, layout, layout, layout, layout, layout, setBackgroundMode, setFocus, setLayout, setLayoutDeferred, setTabList, toString

    Methods inherited from class org.eclipse.swt.widgets.Scrollable

    computeTrim, getClientArea, getHorizontalBar, getScrollbarsMode, getVerticalBar

    Methods inherited from class org.eclipse.swt.widgets.Control

    addControlListener, addDragDetectListener, addFocusListener, addGestureListener, addHelpListener, addKeyListener, addMenuDetectListener, addMouseListener, addMouseMoveListener, addMouseTrackListener, addMouseWheelListener, addPaintListener, addTouchListener, addTraverseListener, computeSize, dragDetect, dragDetect, forceFocus, getAccessible, getBackground, getBackgroundImage, getBorderWidth, getBounds, getCursor, getDragDetect, getEnabled, getFont, getForeground, getLayoutData, getLocation, getMenu, getMonitor, getOrientation, getParent, getRegion, getShell, getSize, getTextDirection, getToolTipText, getTouchEnabled, getVisible, internal_dispose_GC, internal_new_GC, isEnabled, isFocusControl, isReparentable, isVisible, moveAbove, moveBelow, pack, pack, print, redraw, redraw, removeControlListener, removeDragDetectListener, removeFocusListener, removeGestureListener, removeHelpListener, removeKeyListener, removeMenuDetectListener, removeMouseListener, removeMouseMoveListener, removeMouseTrackListener, removeMouseWheelListener, removePaintListener, removeTouchListener, removeTraverseListener, requestLayout, setBackground, setBackgroundImage, setBounds, setBounds, setCapture, setCursor, setDragDetect, setFont, setForeground, setLayoutData, setLocation, setLocation, setMenu, setOrientation, setParent, setRedraw, setRegion, setSize, setSize, setTextDirection, setTouchEnabled, setVisible, toControl, toControl, toDisplay, toDisplay, traverse, traverse, traverse, update

    Methods inherited from class org.eclipse.swt.widgets.Widget

    addDisposeListener, addListener, checkWidget, dispose, getData, getData, getDisplay, getListeners, getStyle, isAutoDirection, isDisposed, isListening, notifyListeners, removeDisposeListener, removeListener, removeListener, reskin, setData, setData

    Methods inherited from class java.lang.Object

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

    Methods inherited from interface org.eclipse.swt.graphics.Drawable

    isAutoScalable

  • Constructor Details

    • CalculatorCombo

      public CalculatorCombo​(org.eclipse.swt.widgets.Composite parent, int style)
      Constructs a new instance of this class given its parent.
      Parameters:
      parent - a widget which will be the parent of the new instance (cannot be null)
      style - not used
      Throws:
      java.lang.IllegalArgumentException -
      • ERROR_NULL_ARGUMENT - if the parent is null
      org.eclipse.swt.SWTException -
      • ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent

  • Method Details

    • addModifyListener

      public void addModifyListener​(org.eclipse.swt.events.ModifyListener listener)
      Adds the listener to the collection of listeners who will be notified when the receiver's text is modified, by sending it one of the messages defined in the ModifyListener interface.
      Parameters:
      listener - the listener which should be notified
      Throws:
      java.lang.IllegalArgumentException -
      • ERROR_NULL_ARGUMENT - if the listener is null
      org.eclipse.swt.SWTException -
      • ERROR_WIDGET_DISPOSED - if the receiver has been disposed
      • ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
      See Also:
      ModifyListener, removeModifyListener(org.eclipse.swt.events.ModifyListener)

    • computeSize

      public org.eclipse.swt.graphics.Point computeSize​(int wHint, int hHint, boolean changed)
      Overrides:
      computeSize in class org.eclipse.swt.widgets.Control
      See Also:
      Control.computeSize(int, int, boolean)

    • getValue

      public java.lang.String getValue()
      Returns:
      the value of the combo

    • removeModifyListener

      public void removeModifyListener​(org.eclipse.swt.events.ModifyListener listener)
      Removes the listener from the collection of listeners who will be notified when the receiver's text is modified.
      Parameters:
      listener - the listener which should no longer be notified
      Throws:
      java.lang.IllegalArgumentException -
      • ERROR_NULL_ARGUMENT - if the listener is null
      org.eclipse.swt.SWTException -
      • ERROR_WIDGET_DISPOSED - if the receiver has been disposed
      • ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
      See Also:
      ModifyListener, addModifyListener(org.eclipse.swt.events.ModifyListener)

    • setEnabled

      public void setEnabled​(boolean enabled)
      Overrides:
      setEnabled in class org.eclipse.swt.widgets.Control
      See Also:
      Control.setEnabled(boolean)

    • setToolTipText

      public void setToolTipText​(java.lang.String txt)
      Overrides:
      setToolTipText in class org.eclipse.swt.widgets.Control
      See Also:
      Control.setToolTipText(java.lang.String)

    • setValue

      public void setValue​(java.lang.String value)
      Parameters:
      value - new value
      Throws:
      java.lang.NumberFormatException - if value is not a valid double value