Java Code Examples for java.awt.event.MouseEvent#CTRL_DOWN_MASK

@Override
public void mouseMoved(MouseEvent e) {
    // Mac OSX simulates with ctrl + mouse 1 the second mouse button hence no dragging events get fired.
    //
    if (isPlatformOsx()) {
        if (!movementEnabled || !isMoving)
            return;
        // Is only the selected mouse button pressed?
        if (e.getModifiersEx() == MouseEvent.CTRL_DOWN_MASK) {
            Point p = e.getPoint();
            if (lastDragPoint != null) {
                int diffx = lastDragPoint.x - p.x;
                int diffy = lastDragPoint.y - p.y;
                map.moveMap(diffx, diffy);
            }
            lastDragPoint = p;
        }
    }
}
 

private boolean process (Widget widget, Point localLocation, int modifiers) {
    boolean ctrl = (modifiers & MouseEvent.CTRL_DOWN_MASK) != 0;
    boolean shift = (modifiers & MouseEvent.SHIFT_DOWN_MASK) != 0;
    ContiguousSelectEvent.SelectionType type = ctrl
            ? (shift ? ContiguousSelectEvent.SelectionType.ADDITIVE_CONTIGUOUS : ContiguousSelectEvent.SelectionType.ADDITIVE_NON_CONTIGUOUS)
            : (shift ? ContiguousSelectEvent.SelectionType.REPLACE_CONTIGUOUS : ContiguousSelectEvent.SelectionType.REPLACE_NON_CONTIGUOUS);
    ContiguousSelectEvent providerEvent = ContiguousSelectEvent.create (previousWidget, previousLocalLocation, widget, localLocation, type);
    if (provider.isSelectionAllowed (providerEvent)) {
        provider.select(providerEvent);
        if (! shift) {
            previousWidget = widget;
            previousLocalLocation = localLocation;
        }
        return true;
    }
    return false;
}
 

public void mouseMoved(MouseEvent e) {
	// Mac OSX simulates with ctrl + mouse 1 the second mouse button hence no
	// dragging events get fired.
	//
	if (isPlatformOsx()) {
		if (!movementEnabled || !isMoving)
			return;
		// Is only the selected mouse button pressed?
		if (e.getModifiersEx() == MouseEvent.CTRL_DOWN_MASK) {
			Point p = e.getPoint();
			if (lastDragPoint != null) {
				int diffx = lastDragPoint.x - p.x;
				int diffy = lastDragPoint.y - p.y;
				map.moveMap(diffx, diffy);
			}
			lastDragPoint = p;
		}

	}

}
 

private int extractButtons(final MouseEvent event) {
  int result = AbstractTool.BUTTON_NONE;
  if ((event.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) != 0) {
    result |= AbstractTool.BUTTON_CTRL;
  }
  if ((event.getModifiersEx() & MouseEvent.ALT_DOWN_MASK) != 0) {
    result |= AbstractTool.BUTTON_ALT;
  }
  if ((event.getModifiersEx() & MouseEvent.SHIFT_DOWN_MASK) != 0) {
    result |= AbstractTool.BUTTON_SHIFT;
  }
  if ((event.getModifiersEx() & MouseEvent.BUTTON1_DOWN_MASK) != 0) {
    result |= AbstractTool.BUTTON_MOUSE_LEFT;
  }
  if ((event.getModifiersEx() & MouseEvent.BUTTON2_DOWN_MASK) != 0) {
    result |= AbstractTool.BUTTON_MOUSE_MIDDLE;
  }
  if ((event.getModifiersEx() & MouseEvent.BUTTON3_DOWN_MASK) != 0) {
    result |= AbstractTool.BUTTON_MOUSE_RIGHT;
  }
  return result;
}
 

public State mousePressed (Widget widget, WidgetMouseEvent event) {
    if (isLocked()) {
        return State.createLocked(widget, this);
    }
    
    Point localLocation = event.getPoint();
    
    if (event.getButton() == MouseEvent.BUTTON1 || event.getButton() == MouseEvent.BUTTON2) {
        invertSelection = (event.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) != 0;
        
        if (provider.isSelectionAllowed(widget, localLocation, invertSelection)) {
            aiming = provider.isAimingAllowed(widget, localLocation, invertSelection);
            if (aiming) {
                updateState(widget, localLocation);
                return State.createLocked(widget, this);
            } else {
                provider.select(widget, localLocation, invertSelection);
                return State.CHAIN_ONLY;
            }
        }
    } else if (trapRightClick && event.getButton() == MouseEvent.BUTTON3) {
        provider.select(widget, localLocation, false);
        return State.CHAIN_ONLY;
    }
    
    return State.REJECTED;
}
 

private boolean canDrag(MouseEvent e) {
    return (e.getModifiersEx() & (MouseEvent.ALT_DOWN_MASK |
                                  MouseEvent.ALT_GRAPH_DOWN_MASK |
                                  MouseEvent.CTRL_DOWN_MASK |
                                  MouseEvent.META_DOWN_MASK |
                                  MouseEvent.SHIFT_DOWN_MASK)) == 0;
}
 

@Override
public State mousePressed(Widget widget, WidgetMouseEvent event) {
    if (event.getClickCount() >= 2 && (event.getButton() == MouseEvent.BUTTON1 || event.getButton() == MouseEvent.BUTTON2)) {
        boolean invert = (event.getModifiersEx() & MouseEvent.CTRL_DOWN_MASK) != 0;
        Point point = event.getPoint();
        if (provider.isSelectionAllowed(widget, point, invert)) {
            provider.select(widget, point, invert);
            return State.CHAIN_ONLY;
        }
    }
    return State.REJECTED;
}
 

private TransitionEvent.Direction getDesiredDirection(Signal.State state, int mask) {
    if (state == Signal.State.UNSTABLE) {
        switch (mask) {
        case MouseEvent.SHIFT_DOWN_MASK:
            return TransitionEvent.Direction.RISE;
        case MouseEvent.CTRL_DOWN_MASK:
            return TransitionEvent.Direction.FALL;
        default:
            return TransitionEvent.Direction.STABILISE;
        }
    }
    if (state == Signal.State.HIGH) {
        switch (mask) {
        case MouseEvent.SHIFT_DOWN_MASK | MouseEvent.CTRL_DOWN_MASK:
            return TransitionEvent.Direction.DESTABILISE;
        default:
            return TransitionEvent.Direction.FALL;
        }
    }
    if (state == Signal.State.LOW) {
        switch (mask) {
        case MouseEvent.SHIFT_DOWN_MASK | MouseEvent.CTRL_DOWN_MASK:
            return TransitionEvent.Direction.DESTABILISE;
        default:
            return TransitionEvent.Direction.RISE;
        }
    }
    if (state == Signal.State.STABLE) {
        return TransitionEvent.Direction.DESTABILISE;
    }
    return null;
}
 

/**
 * @return string representation of passed mouse shortcut. This method should
 *         be used only for serializing of the <code>MouseShortcut</code>
 */
private static String getMouseShortcutString(MouseShortcut shortcut) {
  StringBuilder buffer = new StringBuilder();

  // modifiers

  int modifiers = shortcut.getModifiers();
  if ((MouseEvent.SHIFT_DOWN_MASK & modifiers) > 0) {
    buffer.append(SHIFT);
    buffer.append(' ');
  }
  if ((MouseEvent.CTRL_DOWN_MASK & modifiers) > 0) {
    buffer.append(CONTROL);
    buffer.append(' ');
  }
  if ((MouseEvent.META_DOWN_MASK & modifiers) > 0) {
    buffer.append(META);
    buffer.append(' ');
  }
  if ((MouseEvent.ALT_DOWN_MASK & modifiers) > 0) {
    buffer.append(ALT);
    buffer.append(' ');
  }
  if ((MouseEvent.ALT_GRAPH_DOWN_MASK & modifiers) > 0) {
    buffer.append(ALT_GRAPH);
    buffer.append(' ');
  }

  // button

  buffer.append("button").append(shortcut.getButton()).append(' ');

  if (shortcut.getClickCount() > 1) {
    buffer.append(DOUBLE_CLICK);
  }
  return buffer.toString().trim(); // trim trailing space (if any)
}
 

public static int getMenuKeyMouseMask() {
    if (getOs().isMac()) {
        return MouseEvent.META_DOWN_MASK;
    }
    return MouseEvent.CTRL_DOWN_MASK;
}