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
-
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 theModifyListener
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
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, toString
-
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 theModifyListener
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 classorg.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 classorg.eclipse.swt.widgets.Control
- See Also:
Control.setEnabled(boolean)
-
setToolTipText
public void setToolTipText(java.lang.String txt)- Overrides:
setToolTipText
in classorg.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
- ifvalue
is not a valid double value
-