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111 lines
3.3 KiB
Plaintext
111 lines
3.3 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupports.idl"
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#include "nsITransferable.idl"
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%{ C++
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#include "nsSize.h"
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%}
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native nsSize (nsSize);
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webidl DataTransfer;
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webidl Document;
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webidl Node;
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[scriptable, builtinclass, uuid(25bce737-73f0-43c7-bc20-c71044a73c5a)]
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interface nsIDragSession : nsISupports
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{
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/**
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* Set the current state of the drag, whether it can be dropped or not.
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* usually the target "frame" sets this so the native system can render the correct feedback
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*/
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attribute boolean canDrop;
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/**
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* Indicates if the drop event should be dispatched only to chrome.
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*/
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attribute boolean onlyChromeDrop;
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/**
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* Sets the action (copy, move, link, et.c) for the current drag
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*/
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attribute unsigned long dragAction;
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/**
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* Sets the current width and height of the drag target area.
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* It will contain the current size of the Frame that the drag is currently in
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*/
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[noscript] attribute nsSize targetSize;
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/**
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* Get the number of items that were dropped
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*/
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readonly attribute unsigned long numDropItems;
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/**
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* The document where the drag was started, which will be null if the
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* drag originated outside the application. Useful for determining if a drop
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* originated in the same document.
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*/
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readonly attribute Document sourceDocument;
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/**
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* The dom node that was originally dragged to start the session, which will be null if the
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* drag originated outside the application.
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*/
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readonly attribute Node sourceNode;
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/**
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* The URI spec of the triggering principal. This may be different than
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* sourceNode's principal when sourceNode is xul:browser and the drag is
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* triggered in a browsing context inside it.
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*/
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attribute AUTF8String triggeringPrincipalURISpec;
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/**
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* The data transfer object for the current drag.
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*/
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[binaryname(DataTransferXPCOM)]
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attribute DataTransfer dataTransfer;
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[notxpcom, nostdcall] DataTransfer getDataTransfer();
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[notxpcom, nostdcall] void setDataTransfer(in DataTransfer aDataTransfer);
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/**
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* Get data from a Drag&Drop. Can be called while the drag is in process
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* or after the drop has completed.
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*
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* @param aTransferable the transferable for the data to be put into
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* @param aItemIndex which of multiple drag items, zero-based
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*/
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void getData ( in nsITransferable aTransferable, in unsigned long aItemIndex ) ;
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/**
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* Check to set if any of the native data on the clipboard matches this data flavor
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*/
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boolean isDataFlavorSupported ( in string aDataFlavor ) ;
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void userCancelled();
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void dragEventDispatchedToChildProcess();
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// Called when nsIDragSession implementation should update the UI for the
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// drag-and-drop based on the data got from the child process in response to
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// NS_DRAGDROP_OVER sent from parent process to child process.
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void updateDragEffect();
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// Change the drag image, using similar arguments as
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// nsIDragService::InvokeDragSessionWithImage.
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void updateDragImage(in Node aImage, in long aImageX, in long aImageY);
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};
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%{ C++
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%}
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