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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
#include "nsISupportsArray.idl"
#include "nsITransferable.idl"
%{ C++
#include "nsSize.h"
%}
native nsSize (nsSize);
interface nsIDOMDocument;
interface nsIDOMNode;
interface nsIDOMDataTransfer;
[scriptable, uuid(fde41f6a-c710-46f8-a0a8-1ff76ca4ff57)]
interface nsIDragSession : nsISupports
{
/**
* Set the current state of the drag, whether it can be dropped or not.
* usually the target "frame" sets this so the native system can render the correct feedback
*/
attribute boolean canDrop;
/**
* Indicates if the drop event should be dispatched only to chrome.
*/
attribute boolean onlyChromeDrop;
/**
* Sets the action (copy, move, link, et.c) for the current drag
*/
attribute unsigned long dragAction;
/**
* Sets the current width and height of the drag target area.
* It will contain the current size of the Frame that the drag is currently in
*/
[noscript] attribute nsSize targetSize;
/**
* Get the number of items that were dropped
*/
readonly attribute unsigned long numDropItems;
/**
* The document where the drag was started, which will be null if the
* drag originated outside the application. Useful for determining if a drop
* originated in the same document.
*/
readonly attribute nsIDOMDocument sourceDocument;
/**
* The dom node that was originally dragged to start the session, which will be null if the
* drag originated outside the application.
*/
readonly attribute nsIDOMNode sourceNode;
/**
* The data transfer object for the current drag.
*/
attribute nsIDOMDataTransfer dataTransfer;
/**
* Get data from a Drag&Drop. Can be called while the drag is in process
* or after the drop has completed.
*
* @param aTransferable the transferable for the data to be put into
* @param aItemIndex which of multiple drag items, zero-based
*/
void getData ( in nsITransferable aTransferable, in unsigned long aItemIndex ) ;
/**
* Check to set if any of the native data on the clipboard matches this data flavor
*/
boolean isDataFlavorSupported ( in string aDataFlavor ) ;
};
%{ C++
%}
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