org.ocd.dcf.dnd
Class DropManager

java.lang.Object
  |
  +--org.ocd.dcf.dnd.DropManager

All Implemented Interfaces:

java.awt.event.AWTEventListener, java.util.EventListener, IDropManager

public class DropManager

extends java.lang.Object

implements IDropManager, java.awt.event.AWTEventListener

<< License Info Goes HERE >> All Rights Reserved. DragListenerAdapter Description:

Since:

$Date: 2002/08/09 02:41:37 $

Version:

$Revision: 1.8 $

Author:

$Author: drichan $

Method Summary

protected void	addWindow(java.awt.Window pWindow) Add a Window that will be checked for targets during Drag Operations
void	dragStarted(java.awt.dnd.DragSourceContext pContext, java.awt.Image pDragImage, java.awt.Point pOffSet) A DnD Session has been started, using a DragImage OffSet from the Cursor by pImageOffset
void	dragStopped(java.awt.event.MouseEvent pEvent) The Dragging Operation has stopped Try and do a Drop if located over a DropTarget
void	eventDispatched(java.awt.AWTEvent event) Invoked when an event is dispatched in the AWT.
static java.awt.Image	getComponentImage(java.awt.Component pComp) Get an Image for a Component
java.awt.dnd.DragSourceContext	getCurrentDragSourceContext() Get the DragSourceContext for the current drag operation
java.awt.datatransfer.Transferable	getCurrentTransferable() Get the Transferable for the current drag operation
static IDropManager	getDropManager() Get the Drop Manager Instance
java.awt.dnd.DropTarget	getDropTarget(java.awt.Point pLocation) Return a Drop Component for the component at the Current Location This method should search up the component hierarchy until it finds a Drop Target
protected void	moveWindowToTop(java.awt.Window pWin) Moves the Window to the top of the window list
protected void	removeWindow(java.awt.Window pWindow)
void	setDefaultDropTarget(java.awt.dnd.DropTarget pDropTarget) Sets the default drop target if a drag occurs over any item that is not a Drop Target.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getDropManager

public static IDropManager getDropManager()

Get the Drop Manager Instance

dragStarted

public void dragStarted(java.awt.dnd.DragSourceContext pContext,
                        java.awt.Image pDragImage,
                        java.awt.Point pOffSet)

A DnD Session has been started, using a DragImage OffSet from the Cursor by pImageOffset

Specified by:

dragStarted in interface IDropManager

Parameters:

pContext - of the Drag Source

pDragImage - Image to display during DnD operation

pImageOffset - offSet of image location from Cursor or null to use Drag Component's Location

dragStopped

public void dragStopped(java.awt.event.MouseEvent pEvent)

The Dragging Operation has stopped Try and do a Drop if located over a DropTarget

Parameters:

MouseEvent - where the mouse was released

getCurrentTransferable

public java.awt.datatransfer.Transferable getCurrentTransferable()

Get the Transferable for the current drag operation

Specified by:

getCurrentTransferable in interface IDropManager

Returns:

Transferable

getCurrentDragSourceContext

public java.awt.dnd.DragSourceContext getCurrentDragSourceContext()

Get the DragSourceContext for the current drag operation

Specified by:

getCurrentDragSourceContext in interface IDropManager

Returns:

DragSourceContext

getComponentImage

public static java.awt.Image getComponentImage(java.awt.Component pComp)

Get an Image for a Component

Returns:

Image

addWindow

protected void addWindow(java.awt.Window pWindow)

Add a Window that will be checked for targets during Drag Operations

Parameters:

pWindow - window that will be checked

removeWindow

protected void removeWindow(java.awt.Window pWindow)

moveWindowToTop

protected void moveWindowToTop(java.awt.Window pWin)

Moves the Window to the top of the window list

Parameters:

pWin -

setDefaultDropTarget

public void setDefaultDropTarget(java.awt.dnd.DropTarget pDropTarget)

Sets the default drop target if a drag occurs over any item that is not a Drop Target. This should usually be the desktop of the system.

Specified by:

setDefaultDropTarget in interface IDropManager

Parameters:

default - Drop Target

getDropTarget

public java.awt.dnd.DropTarget getDropTarget(java.awt.Point pLocation)

Return a Drop Component for the component at the Current Location This method should search up the component hierarchy until it finds a Drop Target

Specified by:

getDropTarget in interface IDropManager

Parameters:

Location - look for the Drop Target in Screen Corrdinates

eventDispatched

public void eventDispatched(java.awt.AWTEvent event)

Invoked when an event is dispatched in the AWT.

Specified by:

eventDispatched in interface java.awt.event.AWTEventListener