Java Code Examples for org.eclipse.swt.widgets.Display#getMonitors()

/**
 * This method is needed in the case where the display has multiple monitors, but they do not form a uniform
 * rectangle. In this case, it is possible for Geometry.moveInside() to not detect that the window is partially or
 * completely clipped. We check to make sure at least the upper left portion of the rectangle is visible to give the
 * user the ability to reposition the dialog in this rare case.
 *
 * @param constrainee
 * @param display
 * @return
 */
private boolean isClippedByUnalignedMonitors( Rectangle constrainee, Display display ) {
  boolean isClipped;
  Monitor[] monitors = display.getMonitors();
  if ( monitors.length > 0 ) {
    // Loop searches for a monitor proving false
    isClipped = true;
    for ( Monitor monitor : monitors ) {
      if ( monitor.getClientArea().contains( constrainee.x + 10, constrainee.y + 10 ) ) {
        isClipped = false;
        break;
      }
    }
  } else {
    isClipped = false;
  }

  return isClipped;
}
 

/**
 * Returns the monitor whose client area contains the given point. If no monitor contains the point, returns the
 * monitor that is closest to the point.
 *
 * @param toSearch
 *            point to find (display coordinates).
 * @param toFind
 *            point to find (display coordinates).
 * @return the monitor closest to the given point.
 */
private static Monitor getClosestMonitor(final Display toSearch, final Point toFind) {
	int closest = Integer.MAX_VALUE;

	final Monitor[] monitors = toSearch.getMonitors();
	Monitor result = monitors[0];

	for (int index = 0; index < monitors.length; index++) {
		final Monitor current = monitors[index];

		final Rectangle clientArea = current.getClientArea();

		if (clientArea.contains(toFind)) {
			return current;
		}

		final int distance = Geometry.distanceSquared(Geometry.centerPoint(clientArea), toFind);
		if (distance < closest) {
			closest = distance;
			result = current;
		}
	}

	return result;
}
 

private static Rectangle getCurrentMonitorBounds(Display dsp) {
	Monitor monitor = dsp.getPrimaryMonitor();

	// Choose current Monitor
	Point cursor = dsp.getCursorLocation();
	Monitor[] monitors = dsp.getMonitors();
	for (Monitor mon : monitors) {
		Rectangle mbounds = mon.getBounds();
		if (mbounds.contains(cursor)) {
			monitor = mon;
			break;
		}
	}

	return monitor.getBounds();
}
 

/**
 * Returns the monitor whose client area contains the given point. If no
 * monitor contains the point, returns the monitor that is closest to the
 * point.
 * <p>
 * Copied from
 * <code>org.eclipse.jface.window.Window.getClosestMonitor(Display, Point)</code>
 * </p>
 * 
 * @param display the display showing the monitors
 * @param point point to find (display coordinates)
 * @return the monitor closest to the given point
 */
private static Monitor getClosestMonitor(Display display, Point point) {
  int closest = Integer.MAX_VALUE;

  Monitor[] monitors = display.getMonitors();
  Monitor result = monitors[0];

  for (int i = 0; i < monitors.length; i++) {
    Monitor current = monitors[i];

    Rectangle clientArea = current.getClientArea();

    if (clientArea.contains(point))
      return current;

    int distance = Geometry.distanceSquared(Geometry.centerPoint(clientArea),
        point);
    if (distance < closest) {
      closest = distance;
      result = current;
    }
  }

  return result;
}
 

/**
 * This method was copy/pasted from JFace.
 */
private static Monitor getClosestMonitor(final Display toSearch, final Point toFind) {
	int closest = Integer.MAX_VALUE;

	final Monitor[] monitors = toSearch.getMonitors();
	Monitor result = monitors[0];

	for (final Monitor current : monitors) {
		final Rectangle clientArea = current.getClientArea();

		if (clientArea.contains(toFind)) { return current; }

		final int distance = Geometry.distanceSquared(Geometry.centerPoint(clientArea), toFind);
		if (distance < closest) {
			closest = distance;
			result = current;
		}
	}

	return result;
}
 

/**
 * Returns the monitor whose client area contains the given point. If no monitor contains the
 * point, returns the monitor that is closest to the point.
 * <p>
 * Copied from <code>org.eclipse.jface.window.Window.getClosestMonitor(Display, Point)</code>
 * </p>
 *
 * @param display the display showing the monitors
 * @param point point to find (display coordinates)
 * @return the monitor closest to the given point
 */
private static Monitor getClosestMonitor(Display display, Point point) {
	int closest= Integer.MAX_VALUE;

	Monitor[] monitors= display.getMonitors();
	Monitor result= monitors[0];

	for (int i= 0; i < monitors.length; i++) {
		Monitor current= monitors[i];

		Rectangle clientArea= current.getClientArea();

		if (clientArea.contains(point))
			return current;

		int distance= Geometry.distanceSquared(Geometry.centerPoint(clientArea), point);
		if (distance < closest) {
			closest= distance;
			result= current;
		}
	}

	return result;
}
 

/**
 * This method is needed in the case where the display has multiple monitors, but they do not form a uniform
 * rectangle. In this case, it is possible for Geometry.moveInside() to not detect that the window is partially or
 * completely clipped. We check to make sure at least the upper left portion of the rectangle is visible to give the
 * user the ability to reposition the dialog in this rare case.
 *
 * @param constrainee
 * @param display
 * @return
 */
private boolean isClippedByUnalignedMonitors( Rectangle constrainee, Display display ) {
  boolean isClipped;
  Monitor[] monitors = display.getMonitors();
  if ( monitors.length > 0 ) {
    // Loop searches for a monitor proving false
    isClipped = true;
    for ( Monitor monitor : monitors ) {
      if ( monitor.getClientArea().contains( constrainee.x + 10, constrainee.y + 10 ) ) {
        isClipped = false;
        break;
      }
    }
  } else {
    isClipped = false;
  }

  return isClipped;
}
 

public MainView(Display mainDisplay) {
	super();
	
	Shell shell = new Shell(mainDisplay, SWT.SHELL_TRIM & ~SWT.MAX); 
	 shell.setText("Yune: A Universal Fire Emblem Randomizer (v0.9.1)");
	 shell.setImage(new Image(mainDisplay, Main.class.getClassLoader().getResourceAsStream("YuneIcon.png")));
	 
	 screenHeight = mainDisplay.getBounds().height;
	 for (Monitor monitor : mainDisplay.getMonitors()) {
		 screenHeight = Math.max(screenHeight, monitor.getClientArea().height);
	 }
	 
	 screenHeight -= 20;
	 
	 mainShell = shell;
	 
	 setupMainShell();
	 
	 resize();
	 
	 /* Open shell window */
	  mainShell.open();
	  
	  mainDisplay.addFilter(SWT.KeyDown, new Listener() {
		@Override
		public void handleEvent(Event event) {
			if (((event.stateMask & SWT.CTRL) != 0) && ((event.stateMask & SWT.SHIFT) != 0) && (event.keyCode == 'c') && !consoleShellOpened) {
				openConsole();
			}
		}
	  });
}
 

private Monitor selectMonitor(Display display) {
  Shell activeShell = display.getActiveShell();
  if (activeShell != null && activeShell.getMonitor() != null) {
    return activeShell.getMonitor();
  }

  // Fall-back
  Monitor[] monitors = display.getMonitors();
  if (monitors.length > 0) {
    return monitors[0];
  }

  // Worst case. What? Can this happen?
  return null;
}
 

/**
 * Returns the monitor whose client area contains the given point. If no
 * monitor contains the point, returns the monitor that is closest to the
 * point.
 * <p>
 * Copied from
 * <code>org.eclipse.jface.window.Window.getClosestMonitor(Display, Point)</code>
 * </p>
 * 
 * @param display
 *            the display showing the monitors
 * @param point
 *            point to find (display coordinates)
 * @return the monitor closest to the given point
 */
private static Monitor getClosestMonitor( Display display, Point point )
{
	int closest = Integer.MAX_VALUE;

	Monitor[] monitors = display.getMonitors( );
	Monitor result = monitors[0];

	for ( int i = 0; i < monitors.length; i++ )
	{
		Monitor current = monitors[i];

		Rectangle clientArea = current.getClientArea( );

		if ( clientArea.contains( point ) )
			return current;

		int distance = Geometry.distanceSquared( Geometry.centerPoint( clientArea ),
				point );
		if ( distance < closest )
		{
			closest = distance;
			result = current;
		}
	}

	return result;
}
 

/**
 * Returns the monitor on which the application was launched.
 *
 * @param display
 * @return
 */
private static Monitor getMonitor(Display display) {
    Point mouse = display.getCursorLocation();
    for (Monitor monitor : display.getMonitors()) {
        if (monitor.getBounds().contains(mouse)) {
            return monitor;
        }
    }
    return display.getPrimaryMonitor();
}
 

public GanttTester() {
    final Display display = Display.getDefault(); //new Display();
    final Monitor m = display.getMonitors()[0];
    final Shell shell = new Shell(display);
    shell.setText("GanttChart Test Application");
    shell.setLayout(new FillLayout());

    final SashForm sfVSplit = new SashForm(shell, SWT.VERTICAL);
    final SashForm sfHSplit = new SashForm(sfVSplit, SWT.HORIZONTAL);

    final ViewForm vfBottom = new ViewForm(sfVSplit, SWT.NONE);
    _vfChart = new ViewForm(sfHSplit, SWT.NONE);
    final ViewForm rightForm = new ViewForm(sfHSplit, SWT.NONE);

    final ScrolledComposite sc = new ScrolledComposite(rightForm, SWT.V_SCROLL | SWT.H_SCROLL);
    rightForm.setContent(sc);
    sc.setExpandHorizontal(true);
    sc.setExpandVertical(true);
    sc.getVerticalBar().setPageIncrement(150);

    final Composite rightComposite = new Composite(sc, SWT.NONE);
    final GridLayout gl = new GridLayout();
    gl.marginLeft = 0;
    gl.marginTop = 0;
    gl.horizontalSpacing = 0;
    gl.verticalSpacing = 0;
    gl.marginBottom = 0;
    gl.marginHeight = 0;
    gl.marginWidth = 0;
    rightComposite.setLayout(gl);

    sc.setContent(rightComposite);

    rightComposite.addListener(SWT.Resize, new Listener() {

        public void handleEvent(final Event event) {
            sc.setMinSize(rightComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));
        }

    });

    sfVSplit.setWeights(new int[] { 91, 9 });
    sfHSplit.setWeights(new int[] { 70, 30 });

    // top left side
    _ganttChart = new GanttChart(_vfChart, SWT.MULTI);
    _vfChart.setContent(_ganttChart);
    _ganttComposite = _ganttChart.getGanttComposite();

    final TabFolder tfRight = new TabFolder(rightComposite, SWT.BORDER);
    final TabItem tiGeneral = new TabItem(tfRight, SWT.NONE);
    tiGeneral.setText("Creation");

    final TabItem tiAdvanced = new TabItem(tfRight, SWT.NONE);
    tiAdvanced.setText("Advanced");

    final TabItem tiEventLog = new TabItem(tfRight, SWT.NONE);
    tiEventLog.setText("Event Log");

    final Composite bottom = new Composite(rightComposite, SWT.NONE);
    bottom.setLayout(new GridLayout());
    createCreateButtons(bottom);

    vfBottom.setContent(createBottom(vfBottom));
    tiGeneral.setControl(createCreationTab(tfRight)); // NOPMD
    tiAdvanced.setControl(createAdvancedTab(tfRight));
    tiEventLog.setControl(createEventLogTab(tfRight));

    shell.setMaximized(true);
    // uncomment to put on right-hand-side monitor
    shell.setLocation(new Point(m.getClientArea().x, 0));

    sc.setMinSize(rightComposite.computeSize(SWT.DEFAULT, SWT.DEFAULT));

    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.removeListener(SWT.KeyDown, _undoRedoListener);

    shell.dispose();
}
 

private void registerMultiLineEditorColumn(IConfigRegistry configRegistry, String columnLabel) {
	// configure the multi line text editor
	configRegistry.registerConfigAttribute(EditConfigAttributes.CELL_EDITOR,
			new MultiLineTextCellEditor(false) {
				protected Control activateCell(Composite parent, Object originalCanonicalValue) {
					editorBeenOpened(getRowIndex(), getColumnIndex());
					return super.activateCell(parent, originalCanonicalValue);
				}

				public void close() {
					editorBeenClosed(getRowIndex(), getColumnIndex());
					super.close();
				}
			}, DisplayMode.NORMAL, columnLabel);

	Style cellStyle = new Style();
	cellStyle.setAttributeValue(CellStyleAttributes.HORIZONTAL_ALIGNMENT, HorizontalAlignmentEnum.LEFT);
	configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_STYLE, cellStyle, DisplayMode.NORMAL,
			columnLabel);
	configRegistry.registerConfigAttribute(CellConfigAttributes.CELL_STYLE, cellStyle, DisplayMode.EDIT,
			columnLabel);

	// configure custom dialog settings
	Display display = Display.getCurrent();
	Map<String, Object> editDialogSettings = new HashMap<String, Object>();
	editDialogSettings.put(ICellEditDialog.DIALOG_SHELL_TITLE, "Edit");
	editDialogSettings.put(ICellEditDialog.DIALOG_SHELL_ICON, display.getSystemImage(SWT.ICON_WARNING));
	editDialogSettings.put(ICellEditDialog.DIALOG_SHELL_RESIZABLE, Boolean.TRUE);

	Point size = new Point(400, 300);
	editDialogSettings.put(ICellEditDialog.DIALOG_SHELL_SIZE, size);

	int screenWidth = display.getBounds().width;
	int screenHeight = display.getBounds().height;
	Point location = new Point((screenWidth / (2 * display.getMonitors().length)) - (size.x / 2),
			(screenHeight / 2) - (size.y / 2));
	editDialogSettings.put(ICellEditDialog.DIALOG_SHELL_LOCATION, location);

	configRegistry.registerConfigAttribute(EditConfigAttributes.EDIT_DIALOG_SETTINGS, editDialogSettings,
			DisplayMode.EDIT, columnLabel);
}