org.eclipse.swt.events.MouseWheelListener Java Examples

/**
 * Removes listener from appropriate listener lists depending on the listener
 * interfaces that are implemented.
 * 
 * @param listener
 *            the listener
 */
public void removeMouseHandler(EventListener listener) {
	if (listener instanceof MouseListener) {
		removeMouseListener((MouseListener) listener);
	}
	if (listener instanceof MouseMoveListener) {
		removeMouseMoveListener((MouseMoveListener) listener);
	}
	if (listener instanceof MouseTrackListener) {
		removeMouseTrackListener((MouseTrackListener) listener);
	}
	if (listener instanceof MouseWheelListener) {
		removeMouseWheelListener((MouseWheelListener) listener);
	}
	if (listener instanceof PaintListener) {
		removePaintListener((PaintListener) listener);
	}
}
 

/**
 * Adds listener to appropriate listener lists depending on the listener
 * interfaces that are implemented.
 * 
 * @param listener
 *            the listener
 */
public void addMouseHandler(EventListener listener) {
	if (listener instanceof MouseListener) {
		addMouseListener((MouseListener) listener);
	}
	if (listener instanceof MouseMoveListener) {
		addMouseMoveListener((MouseMoveListener) listener);
	}
	if (listener instanceof MouseTrackListener) {
		addMouseTrackListener((MouseTrackListener) listener);
	}
	if (listener instanceof MouseWheelListener) {
		addMouseWheelListener((MouseWheelListener) listener);
	}
	if (listener instanceof PaintListener) {
		addPaintListener((PaintListener) listener);
	}
}
 

/**
 * Method to register the provider to chart viewer.
 */
protected void register() {
    IPlotArea plotArea = getChart().getPlotArea();
    Control control = plotArea.getControl();
    if (this instanceof MouseListener) {
        control.addMouseListener((MouseListener) this);
    }
    if (this instanceof MouseMoveListener) {
        control.addMouseMoveListener((MouseMoveListener) this);
    }
    if (this instanceof MouseWheelListener) {
        control.addMouseWheelListener((MouseWheelListener) this);
    }
    if (this instanceof MouseTrackListener) {
        control.addMouseTrackListener((MouseTrackListener) this);
    }
    if (this instanceof ICustomPaintListener) {
        plotArea.addCustomPaintListener((ICustomPaintListener) this);
    } else if (this instanceof PaintListener) {
        control.addPaintListener((PaintListener) this);
    }
    TmfAbstractToolTipHandler tooltipHandler = getTooltipHandler();
    if(tooltipHandler != null) {
        tooltipHandler.activateHoverHelp(control);
    }
}
 

/**
 * Method to deregister the provider from chart viewer.
 */
protected void deregister() {
    IPlotArea plotArea = getChart().getPlotArea();
    if (plotArea == null) {
        return;
    }
    Control control = plotArea.getControl();
    if (!control.isDisposed()) {
        if (this instanceof MouseListener) {
            control.removeMouseListener((MouseListener) this);
        }
        if (this instanceof MouseMoveListener) {
            control.removeMouseMoveListener((MouseMoveListener) this);
        }
        if (this instanceof MouseWheelListener) {
            control.removeMouseWheelListener((MouseWheelListener) this);
        }
        if (this instanceof MouseTrackListener) {
            control.removeMouseTrackListener((MouseTrackListener) this);
        }
        if (this instanceof ICustomPaintListener) {
            plotArea.removeCustomPaintListener((ICustomPaintListener) this);
        } else if (this instanceof PaintListener) {
            control.removePaintListener((PaintListener) this);
        }
        TmfAbstractToolTipHandler tooltipHandler = getTooltipHandler();
        if(tooltipHandler != null) {
            tooltipHandler.deactivateHoverHelp(control);
        }
    }
}
 

/**
 * Method to deregister the provider from chart viewer.
 */
protected void deregister() {
    IPlotArea plotArea = getChart().getPlotArea();
    if (plotArea == null) {
        return;
    }
    Control control = plotArea.getControl();
    if (!control.isDisposed()) {
        if (this instanceof MouseListener) {
            control.removeMouseListener((MouseListener) this);
        }
        if (this instanceof MouseMoveListener) {
            control.removeMouseMoveListener((MouseMoveListener) this);
        }
        if (this instanceof MouseWheelListener) {
            control.removeMouseWheelListener((MouseWheelListener) this);
        }
        if (this instanceof MouseTrackListener) {
            control.removeMouseTrackListener((MouseTrackListener) this);
        }
        if (this instanceof ICustomPaintListener) {
            plotArea.removeCustomPaintListener((ICustomPaintListener) this);
        } else if (this instanceof PaintListener) {
            control.removePaintListener((PaintListener) this);
        }

        TmfAbstractToolTipHandler tooltipHandler = getTooltipHandler();
        if(tooltipHandler != null) {
            tooltipHandler.deactivateHoverHelp(control);
        }
    }
}
 

@Override
public void removeMouseWheelListener ( final MouseWheelListener listener )
{
    if ( !this.control.isDisposed () )
    {
        this.control.removeMouseWheelListener ( listener );
    }
}
 

/**
 * Method to register the provider to chart viewer.
 */
protected void register() {
    IPlotArea plotArea = getChart().getPlotArea();
    Control control = plotArea.getControl();
    if (this instanceof MouseListener) {
        control.addMouseListener((MouseListener) this);
    }
    if (this instanceof MouseMoveListener) {
        control.addMouseMoveListener((MouseMoveListener) this);
    }
    if (this instanceof MouseWheelListener) {
        control.addMouseWheelListener((MouseWheelListener) this);
    }
    if (this instanceof MouseTrackListener) {
        control.addMouseTrackListener((MouseTrackListener) this);
    }
    if (this instanceof ICustomPaintListener) {
        plotArea.addCustomPaintListener((ICustomPaintListener) this);
    } else if (this instanceof PaintListener) {
        control.addPaintListener((PaintListener) this);
    }
    TmfAbstractToolTipHandler tooltipHandler = getTooltipHandler();
    if(tooltipHandler != null) {
        tooltipHandler.activateHoverHelp(control);
    }


}
 

@Override
public void removeMouseWheelListener(MouseWheelListener listener) {
	// XXX: The workaround for JDK-8161282 requires, that the typed mouse
	// wheel listener, registered by the JavaSE-1.8 superclass, is ignored;
	// the JavaSE-1.8 workaround and the fix within the JavaSE-1.9
	// superclass both use an untyped listener.
	if (JAVA_8) {
		if (!listener.getClass().getName()
				.startsWith(FXCanvas.class.getName() + "$")) {
			super.removeMouseWheelListener(listener);
		}
	} else {
		super.removeMouseWheelListener(listener);
	}
}
 

@Override
public void addMouseWheelListener(MouseWheelListener listener) {
	// XXX: The workaround for JDK-8161282 requires, that the typed mouse
	// wheel listener, registered by the JavaSE-1.8 superclass, is ignored;
	// the JavaSE-1.8 workaround and the fix within the JavaSE-1.9
	// superclass both use an untyped listener.
	if (JAVA_8) {
		if (!listener.getClass().getName()
				.startsWith(FXCanvas.class.getName() + "$")) {
			super.addMouseWheelListener(listener);
		}
	} else {
		super.addMouseWheelListener(listener);
	}
}
 

/**
 * Initialize the mouse wheel listener to support zooming in and out.
 */
protected void initMouseWheelListener() {
	cloud.addMouseWheelListener(new MouseWheelListener() {

		@Override
		public void mouseScrolled(MouseEvent e) {
			if (e.count > 0) {
				cloud.zoomIn();
			} else {
				cloud.zoomOut();
			}

		}
	});
}
 

/**
 * Hook an SWT listener on the canvas where the chart is drawn.
 * The purpose of this method is to allow some degree of customization.
 * @param listener The SWT listener to attach to the canvas.
 */
public void addSWTListener(SWTEventListener listener) {
    if (listener instanceof ControlListener) {
        this.canvas.addControlListener((ControlListener) listener);
    } 
    else if (listener instanceof DisposeListener) {
        this.canvas.addDisposeListener((DisposeListener) listener);
    } 
    else if (listener instanceof DragDetectListener) {
        this.canvas.addDragDetectListener((DragDetectListener) listener);
    } 
    else if (listener instanceof FocusListener) {
        this.canvas.addFocusListener((FocusListener) listener);
    } 
    else if (listener instanceof HelpListener) {
        this.canvas.addHelpListener((HelpListener) listener);
    } 
    else if (listener instanceof KeyListener) {
        this.canvas.addKeyListener((KeyListener) listener);
    } 
    else if (listener instanceof MenuDetectListener) {
        this.canvas.addMenuDetectListener((MenuDetectListener) listener);
    } 
    else if (listener instanceof MouseListener) {
        this.canvas.addMouseListener((MouseListener) listener);
    } 
    else if (listener instanceof MouseMoveListener) {
        this.canvas.addMouseMoveListener((MouseMoveListener) listener);
    } 
    else if (listener instanceof MouseTrackListener) {
        this.canvas.addMouseTrackListener((MouseTrackListener) listener);
    } 
    else if (listener instanceof MouseWheelListener) {
        this.canvas.addMouseWheelListener((MouseWheelListener) listener);
    } 
    else if (listener instanceof PaintListener) {
        this.canvas.addPaintListener((PaintListener) listener);
    } 
    else if (listener instanceof TraverseListener) {
        this.canvas.addTraverseListener((TraverseListener) listener);
    } 
}
 

/**
 * Hook an SWT listener on the canvas where the chart is drawn.
 * The purpose of this method is to allow some degree of customization.
 *
 * @param listener The SWT listener to attach to the canvas.
 */
public void addSWTListener(EventListener listener) {
    if (listener instanceof ControlListener) {
        this.canvas.addControlListener((ControlListener) listener);
    }
    else if (listener instanceof DisposeListener) {
        this.canvas.addDisposeListener((DisposeListener) listener);
    }
    else if (listener instanceof DragDetectListener) {
        this.canvas.addDragDetectListener((DragDetectListener) listener);
    }
    else if (listener instanceof FocusListener) {
        this.canvas.addFocusListener((FocusListener) listener);
    }
    else if (listener instanceof HelpListener) {
        this.canvas.addHelpListener((HelpListener) listener);
    }
    else if (listener instanceof KeyListener) {
        this.canvas.addKeyListener((KeyListener) listener);
    }
    else if (listener instanceof MenuDetectListener) {
        this.canvas.addMenuDetectListener((MenuDetectListener) listener);
    }
    else if (listener instanceof MouseListener) {
        this.canvas.addMouseListener((MouseListener) listener);
    }
    else if (listener instanceof MouseMoveListener) {
        this.canvas.addMouseMoveListener((MouseMoveListener) listener);
    }
    else if (listener instanceof MouseTrackListener) {
        this.canvas.addMouseTrackListener((MouseTrackListener) listener);
    }
    else if (listener instanceof MouseWheelListener) {
        this.canvas.addMouseWheelListener((MouseWheelListener) listener);
    }
    else if (listener instanceof PaintListener) {
        this.canvas.addPaintListener((PaintListener) listener);
    }
    else if (listener instanceof TraverseListener) {
        this.canvas.addTraverseListener((TraverseListener) listener);
    }
}
 

@Override
public void removeMouseWheelListener(MouseWheelListener listener) {
	checkWidget();
	mouseWheelListeners.remove(listener);
}
 

@Override
public void addMouseWheelListener(MouseWheelListener listener) {
	checkWidget();
	Assert.isLegal(listener != null);
	mouseWheelListeners.add(listener);
}
 

@Override
public void removeMouseWheelListener ( final MouseWheelListener listener )
{
}
 

@Override
public void addMouseWheelListener ( final MouseWheelListener listener )
{
}
 

@Override
public void addMouseWheelListener ( final MouseWheelListener listener )
{
    this.control.addMouseWheelListener ( listener );
}
 

public void removeMouseWheelListener(MouseWheelListener listener) {
    mComboControl.removeMouseWheelListener(listener);
}
 

public void addMouseWheelListener(MouseWheelListener listener) {
    mComboControl.addMouseWheelListener(listener);
}
 

/**
 * Removes the listener from the collection of listeners who will
 * be notified when the mouse wheel is scrolled.
 *
 * @param listener the listener which should no longer be notified
 *
 * @exception IllegalArgumentException
 *                <ul>
 *                <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
 *                </ul>
 * @exception SWTException
 *                <ul>
 *                <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *                <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 *                </ul>
 *
 * @see MouseWheelListener
 * @see #addMouseWheelListener
 *
 * @since 3.3
 */
@Override
public void removeMouseWheelListener(final MouseWheelListener listener) {
	super.removeMouseWheelListener(listener);
	comp.removeMouseWheelListener(listener);
	passwordField.removeMouseWheelListener(listener);
}
 

/**
 * Adds the listener to the collection of listeners who will
 * be notified when the mouse wheel is scrolled, by sending
 * it one of the messages defined in the
 * <code>MouseWheelListener</code> interface.
 *
 * @param listener the listener which should be notified
 *
 * @exception IllegalArgumentException
 *                <ul>
 *                <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
 *                </ul>
 * @exception SWTException
 *                <ul>
 *                <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *                <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 *                </ul>
 *
 * @see MouseWheelListener
 * @see #removeMouseWheelListener
 *
 * @since 3.3
 */
@Override
public void addMouseWheelListener(final MouseWheelListener listener) {
	super.addMouseWheelListener(listener);
	comp.addMouseWheelListener(listener);
	passwordField.addMouseWheelListener(listener);
}
 

/**
 * Add a mouse wheel listener to the text control
 * @param listener the mouse wheel listener
 */
public void addMouseWheelListener(MouseWheelListener listener) {
    fTextValue.addMouseWheelListener(listener);
}
 

/**
 * Remove a mouse wheel listener from the text control
 * @param listener the mouse wheel listener
 */
public void removeMouseWheelListener(MouseWheelListener listener) {
    fTextValue.removeMouseWheelListener(listener);
}
 

/**
 * Add a mouse wheel listener to the histogram
 *
 * @param listener
 *            the mouse wheel listener
 */
public void addMouseWheelListener(MouseWheelListener listener) {
    fCanvas.addMouseWheelListener(listener);
}
 

/**
 * Remove a mouse wheel listener from the histogram
 *
 * @param listener
 *            the mouse wheel listener
 */
public void removeMouseWheelListener(MouseWheelListener listener) {
    fCanvas.removeMouseWheelListener(listener);
}
 

public abstract void removeMouseWheelListener ( MouseWheelListener listener ); 

public abstract void addMouseWheelListener ( MouseWheelListener listener );