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java.lang.Object org.eclipse.swt.widgets.Widget org.eclipse.swt.widgets.Item org.eclipse.swt.widgets.TrayItem
public class TrayItem
Instances of this class represent icons that can be placed on the system tray or task bar status area.
IMPORTANT: This class is not intended to be subclassed.
Constructor Summary | |
---|---|
TrayItem(Tray parent,
int style)
Constructs a new instance of this class given its parent (which must be a Tray ) and a style value describing its behavior and
appearance. |
Method Summary | |
---|---|
void |
addMenuDetectListener(MenuDetectListener listener)
Adds the listener to the collection of listeners who will be notified when the platform-specific context menu trigger has occurred, by sending it one of the messages defined in the MenuDetectListener interface. |
void |
addSelectionListener(SelectionListener listener)
Adds the listener to the collection of listeners who will be notified when the receiver is selected by the user, by sending it one of the messages defined in the SelectionListener interface. |
Tray |
getParent()
Returns the receiver's parent, which must be a Tray . |
ToolTip |
getToolTip()
Returns the receiver's tool tip, or null if it has not been set. |
java.lang.String |
getToolTipText()
Returns the receiver's tool tip text, or null if it has not been set. |
boolean |
getVisible()
Returns true if the receiver is visible and false
otherwise. |
void |
removeMenuDetectListener(MenuDetectListener listener)
Removes the listener from the collection of listeners who will be notified when the platform-specific context menu trigger has occurred. |
void |
removeSelectionListener(SelectionListener listener)
Removes the listener from the collection of listeners who will be notified when the receiver is selected by the user. |
void |
setToolTip(ToolTip toolTip)
Sets the receiver's tool tip to the argument, which may be null indicating that no tool tip should be shown. |
void |
setToolTipText(java.lang.String value)
Sets the receiver's tool tip text to the argument, which may be null indicating that no tool tip text should be shown. |
void |
setVisible(boolean visible)
Makes the receiver visible if the argument is true , and makes
it invisible otherwise. |
Methods inherited from class org.eclipse.swt.widgets.Item |
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getImage, getText, setImage, setText |
Methods inherited from class org.eclipse.swt.widgets.Widget |
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addDisposeListener, addListener, checkSubclass, checkWidget, dispose, getAdapter, getData, getData, getDisplay, getListeners, getStyle, isDisposed, isListening, notifyListeners, removeDisposeListener, removeListener, removeListener, reskin, setData, setData, toString |
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 TrayItem(Tray parent, int style)
Tray
) and a style value describing its behavior and
appearance. The item is added to the end of the items maintained by its
parent.
The style value is either one of the style constants defined in class
SWT
which is applicable to instances of this class, or must be
built by bitwise OR'ing together (that is, using the
int
"|" operator) two or more of those SWT
style
constants. The class description lists the style constants that are
applicable to the class. Style bits are also inherited from superclasses.
parent
- a composite control which will be the parent of the new
instance (cannot be null)style
- the style of control to construct
java.lang.IllegalArgumentException
- SWTException
- SWT
,
Widget.checkSubclass()
,
Widget.getStyle()
Method Detail |
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public Tray getParent()
Tray
.
SWTException
- public void addSelectionListener(SelectionListener listener)
SelectionListener
interface.
widgetSelected
is called when the receiver is selected
widgetDefaultSelected
is called when the receiver is
double-clicked
listener
- the listener which should be notified when the receiver is
selected by the user
java.lang.IllegalArgumentException
- SWTException
- SelectionListener
,
removeSelectionListener(org.eclipse.swt.events.SelectionListener)
,
SelectionEvent
public java.lang.String getToolTipText()
SWTException
- public boolean getVisible()
true
if the receiver is visible and false
otherwise.
SWTException
- public void removeSelectionListener(SelectionListener listener)
listener
- the listener which should no longer be notified
java.lang.IllegalArgumentException
- SWTException
- SelectionListener
,
addSelectionListener(org.eclipse.swt.events.SelectionListener)
public void setToolTipText(java.lang.String value)
value
- the new tool tip text (or null)
SWTException
- public void setVisible(boolean visible)
true
, and makes
it invisible otherwise.
visible
- the new visibility state
SWTException
- public void addMenuDetectListener(MenuDetectListener listener)
MenuDetectListener
interface.
listener
- the listener which should be notified
java.lang.IllegalArgumentException
- SWTException
- MenuDetectListener
,
removeMenuDetectListener(org.eclipse.swt.events.MenuDetectListener)
public void removeMenuDetectListener(MenuDetectListener listener)
listener
- the listener which should no longer be notified
java.lang.IllegalArgumentException
- SWTException
- MenuDetectListener
,
addMenuDetectListener(org.eclipse.swt.events.MenuDetectListener)
public void setToolTip(ToolTip toolTip)
toolTip
- the new tool tip (or null)
SWTException
- public ToolTip getToolTip()
SWTException
-
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