DragEvent.scala

/*
 * Copyright (c) 2011-2014, ScalaFX Project
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the ScalaFX Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE SCALAFX PROJECT OR ITS CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package scalafx.scene.input

import javafx.scene.{input => jfxsi}

import scala.language.implicitConversions
import scalafx.Includes._
import scalafx.delegate.SFXDelegate
import scalafx.event.EventType

object DragEvent {
  implicit def sfxDragEvent2jfx(de: DragEvent): jfxsi.DragEvent = if (de != null) de.delegate else null

  /**
   * Common supertype for all drag event types.
   */
  val Any: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.ANY

  /**
   * This event occurs on drag-and-drop gesture source after its data has been dropped on a drop target.
   */
  val DragDone: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.DRAG_DONE

  /**
   * This event occurs when the mouse button is released during drag and drop gesture on a drop target.
   */
  val DragDropped: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.DRAG_DROPPED

  /**
   * This event occurs when drag gesture enters a node.
   */
  val DragEntered: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.DRAG_ENTERED

  /**
   * This event occurs when drag gesture enters a node.
   */
  val DragEnteredTarget: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.DRAG_ENTERED_TARGET

  /**
   * This event occurs when drag gesture exits a node.
   */
  val DragExited: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.DRAG_EXITED

  /**
   * This event occurs when drag gesture exits a node.
   */
  val DragExitedTarget: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.DRAG_EXITED_TARGET

  /**
   * This event occurs when drag gesture progresses within this node.
   */
  val DragOver: EventType[jfxsi.DragEvent] = jfxsi.DragEvent.DRAG_OVER

}

class DragEvent(override val delegate: jfxsi.DragEvent) extends InputEvent(delegate) with SFXDelegate[jfxsi.DragEvent] {

  /**
   * Accepts this DragEvent, choosing the transfer mode for the drop operation.
   */
  def acceptTransferModes(transferModes: jfxsi.TransferMode*) {
    delegate.acceptTransferModes(transferModes: _*)
  }

  /**
   * Gets transfer mode accepted by potential target.
   */
  def acceptedTransferMode: TransferMode = delegate.getAcceptedTransferMode

  /**
   * A dragboard that is available to transfer data.
   */
  def dragboard: Dragboard = delegate.getDragboard

  /**
   * The source object of the drag and drop gesture.
   */
  def gestureSource: Object = delegate.getGestureSource

  /**
   * The target object of the drag and drop gesture.
   */
  def gestureTarget: Object = delegate.getGestureTarget

  /**
   * Returns horizontal position of the event relative to the origin of the Scene that contains the DragEvent's source.
   */
  def sceneX: Double = delegate.getSceneX

  /**
   * Returns vertical position of the event relative to the origin of the Scene that contains the DragEvent's source.
   */
  def sceneY: Double = delegate.getSceneY

  /**
   * Returns absolute horizontal position of the event.
   */
  def screenX: Double = delegate.getScreenX

  /**
   * Returns absolute vertical position of the event.
   */
  def screenY: Double = delegate.getScreenY

  /**
   * Data transfer mode.
   */
  def transferMode: TransferMode = delegate.getTransferMode

  /**
   * Horizontal position of the event relative to the origin of the DragEvent's source.
   */
  def x: Double = delegate.getX

  /**
   * Vertical position of the event relative to the origin of the DragEvent's source.
   */
  def y: Double = delegate.getY

  /**
   * Indicates if this event has been accepted.
   */
  def accepted: Boolean = delegate.isAccepted

  /**
   * Whether setDropCompleted(true) has been called on this event.
   */
  def dropCompleted: Boolean = delegate.isDropCompleted
  /**
   * Indicates that transfer handling of this DragEvent was completed successfully during a DRAG_DROPPED event handler.
   */
  def dropCompleted_=(isTransferDone: Boolean) {
    delegate.setDropCompleted(isTransferDone)
  }

}

/*
Event	copyFor(java.lang.Object newSource, EventTarget newTarget)
Creates and returns a copy of this event with the specified event source and target.
*/