gecko/dom/events/nsDOMDataTransfer.h
Robert O'Callahan eacbf18e37 Bug 946065. Part 5: Move content/events to dom/ and flatten away 'src' directory. r=Ms2ger
--HG--
rename : content/events/src/DOMWheelEvent.cpp => dom/events/DOMWheelEvent.cpp
rename : content/events/src/DOMWheelEvent.h => dom/events/DOMWheelEvent.h
rename : content/events/src/EventTarget.cpp => dom/events/EventTarget.cpp
rename : content/events/public/EventTarget.h => dom/events/EventTarget.h
rename : content/events/public/MutationEvent.h => dom/events/MutationEvent.h
rename : content/events/src/PointerEvent.cpp => dom/events/PointerEvent.cpp
rename : content/events/src/PointerEvent.h => dom/events/PointerEvent.h
rename : content/events/src/SpeechRecognitionError.cpp => dom/events/SpeechRecognitionError.cpp
rename : content/events/src/SpeechRecognitionError.h => dom/events/SpeechRecognitionError.h
rename : content/events/src/TextComposition.cpp => dom/events/TextComposition.cpp
rename : content/events/src/TextComposition.h => dom/events/TextComposition.h
rename : content/events/src/Touch.cpp => dom/events/Touch.cpp
rename : content/events/src/Touch.h => dom/events/Touch.h
rename : content/events/crashtests/104310-1.html => dom/events/crashtests/104310-1.html
rename : content/events/crashtests/116206-1.html => dom/events/crashtests/116206-1.html
rename : content/events/crashtests/135345-1.html => dom/events/crashtests/135345-1.html
rename : content/events/crashtests/422009-1.xhtml => dom/events/crashtests/422009-1.xhtml
rename : content/events/crashtests/457776-1.html => dom/events/crashtests/457776-1.html
rename : content/events/crashtests/496308-1.html => dom/events/crashtests/496308-1.html
rename : content/events/crashtests/682637-1.html => dom/events/crashtests/682637-1.html
rename : content/events/crashtests/crashtests.list => dom/events/crashtests/crashtests.list
rename : content/events/crashtests/eventctor-nulldictionary.html => dom/events/crashtests/eventctor-nulldictionary.html
rename : content/events/crashtests/eventctor-nullstorage.html => dom/events/crashtests/eventctor-nullstorage.html
rename : content/events/crashtests/recursive-DOMNodeInserted.html => dom/events/crashtests/recursive-DOMNodeInserted.html
rename : content/events/crashtests/recursive-onload.html => dom/events/crashtests/recursive-onload.html
rename : content/events/src/moz.build => dom/events/moz.build
rename : content/events/src/nsAsyncDOMEvent.cpp => dom/events/nsAsyncDOMEvent.cpp
rename : content/events/public/nsAsyncDOMEvent.h => dom/events/nsAsyncDOMEvent.h
rename : content/events/src/nsContentEventHandler.cpp => dom/events/nsContentEventHandler.cpp
rename : content/events/src/nsContentEventHandler.h => dom/events/nsContentEventHandler.h
rename : content/events/src/nsDOMAnimationEvent.cpp => dom/events/nsDOMAnimationEvent.cpp
rename : content/events/src/nsDOMAnimationEvent.h => dom/events/nsDOMAnimationEvent.h
rename : content/events/src/nsDOMBeforeUnloadEvent.cpp => dom/events/nsDOMBeforeUnloadEvent.cpp
rename : content/events/src/nsDOMBeforeUnloadEvent.h => dom/events/nsDOMBeforeUnloadEvent.h
rename : content/events/src/nsDOMClipboardEvent.cpp => dom/events/nsDOMClipboardEvent.cpp
rename : content/events/src/nsDOMClipboardEvent.h => dom/events/nsDOMClipboardEvent.h
rename : content/events/src/nsDOMCommandEvent.cpp => dom/events/nsDOMCommandEvent.cpp
rename : content/events/src/nsDOMCommandEvent.h => dom/events/nsDOMCommandEvent.h
rename : content/events/src/nsDOMCompositionEvent.cpp => dom/events/nsDOMCompositionEvent.cpp
rename : content/events/src/nsDOMCompositionEvent.h => dom/events/nsDOMCompositionEvent.h
rename : content/events/src/nsDOMDataContainerEvent.cpp => dom/events/nsDOMDataContainerEvent.cpp
rename : content/events/src/nsDOMDataContainerEvent.h => dom/events/nsDOMDataContainerEvent.h
rename : content/events/src/nsDOMDataTransfer.cpp => dom/events/nsDOMDataTransfer.cpp
rename : content/events/src/nsDOMDataTransfer.h => dom/events/nsDOMDataTransfer.h
rename : content/events/src/nsDOMDeviceMotionEvent.cpp => dom/events/nsDOMDeviceMotionEvent.cpp
rename : content/events/src/nsDOMDeviceMotionEvent.h => dom/events/nsDOMDeviceMotionEvent.h
rename : content/events/src/nsDOMDragEvent.cpp => dom/events/nsDOMDragEvent.cpp
rename : content/events/src/nsDOMDragEvent.h => dom/events/nsDOMDragEvent.h
rename : content/events/src/nsDOMEvent.cpp => dom/events/nsDOMEvent.cpp
rename : content/events/src/nsDOMEvent.h => dom/events/nsDOMEvent.h
rename : content/events/src/nsDOMEventTargetHelper.cpp => dom/events/nsDOMEventTargetHelper.cpp
rename : content/events/src/nsDOMEventTargetHelper.h => dom/events/nsDOMEventTargetHelper.h
rename : content/events/src/nsDOMFocusEvent.cpp => dom/events/nsDOMFocusEvent.cpp
rename : content/events/src/nsDOMFocusEvent.h => dom/events/nsDOMFocusEvent.h
rename : content/events/public/nsDOMKeyNameList.h => dom/events/nsDOMKeyNameList.h
rename : content/events/src/nsDOMKeyboardEvent.cpp => dom/events/nsDOMKeyboardEvent.cpp
rename : content/events/src/nsDOMKeyboardEvent.h => dom/events/nsDOMKeyboardEvent.h
rename : content/events/src/nsDOMMessageEvent.cpp => dom/events/nsDOMMessageEvent.cpp
rename : content/events/src/nsDOMMessageEvent.h => dom/events/nsDOMMessageEvent.h
rename : content/events/src/nsDOMMouseEvent.cpp => dom/events/nsDOMMouseEvent.cpp
rename : content/events/src/nsDOMMouseEvent.h => dom/events/nsDOMMouseEvent.h
rename : content/events/src/nsDOMMouseScrollEvent.cpp => dom/events/nsDOMMouseScrollEvent.cpp
rename : content/events/src/nsDOMMouseScrollEvent.h => dom/events/nsDOMMouseScrollEvent.h
rename : content/events/src/nsDOMMutationEvent.cpp => dom/events/nsDOMMutationEvent.cpp
rename : content/events/src/nsDOMMutationEvent.h => dom/events/nsDOMMutationEvent.h
rename : content/events/src/nsDOMNotifyAudioAvailableEvent.cpp => dom/events/nsDOMNotifyAudioAvailableEvent.cpp
rename : content/events/src/nsDOMNotifyAudioAvailableEvent.h => dom/events/nsDOMNotifyAudioAvailableEvent.h
rename : content/events/src/nsDOMNotifyPaintEvent.cpp => dom/events/nsDOMNotifyPaintEvent.cpp
rename : content/events/src/nsDOMNotifyPaintEvent.h => dom/events/nsDOMNotifyPaintEvent.h
rename : content/events/src/nsDOMScrollAreaEvent.cpp => dom/events/nsDOMScrollAreaEvent.cpp
rename : content/events/src/nsDOMScrollAreaEvent.h => dom/events/nsDOMScrollAreaEvent.h
rename : content/events/src/nsDOMSimpleGestureEvent.cpp => dom/events/nsDOMSimpleGestureEvent.cpp
rename : content/events/src/nsDOMSimpleGestureEvent.h => dom/events/nsDOMSimpleGestureEvent.h
rename : content/events/src/nsDOMTextEvent.cpp => dom/events/nsDOMTextEvent.cpp
rename : content/events/src/nsDOMTextEvent.h => dom/events/nsDOMTextEvent.h
rename : content/events/src/nsDOMTouchEvent.cpp => dom/events/nsDOMTouchEvent.cpp
rename : content/events/src/nsDOMTouchEvent.h => dom/events/nsDOMTouchEvent.h
rename : content/events/src/nsDOMTransitionEvent.cpp => dom/events/nsDOMTransitionEvent.cpp
rename : content/events/src/nsDOMTransitionEvent.h => dom/events/nsDOMTransitionEvent.h
rename : content/events/src/nsDOMUIEvent.cpp => dom/events/nsDOMUIEvent.cpp
rename : content/events/src/nsDOMUIEvent.h => dom/events/nsDOMUIEvent.h
rename : content/events/src/nsDOMXULCommandEvent.cpp => dom/events/nsDOMXULCommandEvent.cpp
rename : content/events/src/nsDOMXULCommandEvent.h => dom/events/nsDOMXULCommandEvent.h
rename : content/events/src/nsEventDispatcher.cpp => dom/events/nsEventDispatcher.cpp
rename : content/events/public/nsEventDispatcher.h => dom/events/nsEventDispatcher.h
rename : content/events/src/nsEventListenerManager.cpp => dom/events/nsEventListenerManager.cpp
rename : content/events/src/nsEventListenerManager.h => dom/events/nsEventListenerManager.h
rename : content/events/src/nsEventListenerService.cpp => dom/events/nsEventListenerService.cpp
rename : content/events/src/nsEventListenerService.h => dom/events/nsEventListenerService.h
rename : content/events/public/nsEventNameList.h => dom/events/nsEventNameList.h
rename : content/events/src/nsEventStateManager.cpp => dom/events/nsEventStateManager.cpp
rename : content/events/src/nsEventStateManager.h => dom/events/nsEventStateManager.h
rename : content/events/public/nsEventStates.h => dom/events/nsEventStates.h
rename : content/events/public/nsIEventListenerService.idl => dom/events/nsIEventListenerService.idl
rename : dom/base/nsIJSEventListener.h => dom/events/nsIJSEventListener.h
rename : content/events/src/nsIMEStateManager.cpp => dom/events/nsIMEStateManager.cpp
rename : content/events/src/nsIMEStateManager.h => dom/events/nsIMEStateManager.h
rename : content/events/public/nsIPrivateTextEvent.h => dom/events/nsIPrivateTextEvent.h
rename : content/events/public/nsIPrivateTextRange.h => dom/events/nsIPrivateTextRange.h
rename : dom/src/events/nsJSEventListener.cpp => dom/events/nsJSEventListener.cpp
rename : dom/src/events/nsJSEventListener.h => dom/events/nsJSEventListener.h
rename : content/events/src/nsPaintRequest.cpp => dom/events/nsPaintRequest.cpp
rename : content/events/src/nsPaintRequest.h => dom/events/nsPaintRequest.h
rename : content/events/src/nsPrivateTextRange.cpp => dom/events/nsPrivateTextRange.cpp
rename : content/events/src/nsPrivateTextRange.h => dom/events/nsPrivateTextRange.h
rename : content/events/public/nsVKList.h => dom/events/nsVKList.h
rename : content/events/test/bug226361_iframe.xhtml => dom/events/test/bug226361_iframe.xhtml
rename : content/events/test/bug299673.js => dom/events/test/bug299673.js
rename : content/events/test/bug322588-popup.html => dom/events/test/bug322588-popup.html
rename : content/events/test/bug415498-doc1.html => dom/events/test/bug415498-doc1.html
rename : content/events/test/bug415498-doc2.html => dom/events/test/bug415498-doc2.html
rename : content/events/test/bug426082.html => dom/events/test/bug426082.html
rename : content/events/test/bug457672.html => dom/events/test/bug457672.html
rename : content/events/test/bug591249_iframe.xul => dom/events/test/bug591249_iframe.xul
rename : content/events/test/bug602962.xul => dom/events/test/bug602962.xul
rename : content/events/test/bug656379-1.html => dom/events/test/bug656379-1.html
rename : content/events/test/chrome.ini => dom/events/test/chrome.ini
rename : content/events/test/empty.js => dom/events/test/empty.js
rename : content/events/test/file_bug679494.html => dom/events/test/file_bug679494.html
rename : content/events/test/mochitest.ini => dom/events/test/mochitest.ini
rename : content/events/test/test_addEventListenerExtraArg.html => dom/events/test/test_addEventListenerExtraArg.html
rename : content/events/test/test_all_synthetic_events.html => dom/events/test/test_all_synthetic_events.html
rename : content/events/test/test_bug226361.xhtml => dom/events/test/test_bug226361.xhtml
rename : content/events/test/test_bug238987.html => dom/events/test/test_bug238987.html
rename : content/events/test/test_bug288392.html => dom/events/test/test_bug288392.html
rename : content/events/test/test_bug299673-1.html => dom/events/test/test_bug299673-1.html
rename : content/events/test/test_bug299673-2.html => dom/events/test/test_bug299673-2.html
rename : content/events/test/test_bug322588.html => dom/events/test/test_bug322588.html
rename : content/events/test/test_bug328885.html => dom/events/test/test_bug328885.html
rename : content/events/test/test_bug336682.js => dom/events/test/test_bug336682.js
rename : content/events/test/test_bug336682_1.html => dom/events/test/test_bug336682_1.html
rename : content/events/test/test_bug336682_2.xul => dom/events/test/test_bug336682_2.xul
rename : content/events/test/test_bug367781.html => dom/events/test/test_bug367781.html
rename : content/events/test/test_bug368835.html => dom/events/test/test_bug368835.html
rename : content/events/test/test_bug379120.html => dom/events/test/test_bug379120.html
rename : content/events/test/test_bug391568.xhtml => dom/events/test/test_bug391568.xhtml
rename : content/events/test/test_bug402089.html => dom/events/test/test_bug402089.html
rename : content/events/test/test_bug405632.html => dom/events/test/test_bug405632.html
rename : content/events/test/test_bug409604.html => dom/events/test/test_bug409604.html
rename : content/events/test/test_bug412567.html => dom/events/test/test_bug412567.html
rename : content/events/test/test_bug415498.xul => dom/events/test/test_bug415498.xul
rename : content/events/test/test_bug422132.html => dom/events/test/test_bug422132.html
rename : content/events/test/test_bug426082.html => dom/events/test/test_bug426082.html
rename : content/events/test/test_bug427537.html => dom/events/test/test_bug427537.html
rename : content/events/test/test_bug428988.html => dom/events/test/test_bug428988.html
rename : content/events/test/test_bug432698.html => dom/events/test/test_bug432698.html
rename : content/events/test/test_bug443985.html => dom/events/test/test_bug443985.html
rename : content/events/test/test_bug447736.html => dom/events/test/test_bug447736.html
rename : content/events/test/test_bug448602.html => dom/events/test/test_bug448602.html
rename : content/events/test/test_bug450876.html => dom/events/test/test_bug450876.html
rename : content/events/test/test_bug456273.html => dom/events/test/test_bug456273.html
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rename : content/events/test/test_bug493251.html => dom/events/test/test_bug493251.html
rename : content/events/test/test_bug502818.html => dom/events/test/test_bug502818.html
rename : content/events/test/test_bug508479.html => dom/events/test/test_bug508479.html
rename : content/events/test/test_bug517851.html => dom/events/test/test_bug517851.html
rename : content/events/test/test_bug534833.html => dom/events/test/test_bug534833.html
rename : content/events/test/test_bug545268.html => dom/events/test/test_bug545268.html
rename : content/events/test/test_bug547996-1.html => dom/events/test/test_bug547996-1.html
rename : content/events/test/test_bug547996-2.xhtml => dom/events/test/test_bug547996-2.xhtml
rename : content/events/test/test_bug556493.html => dom/events/test/test_bug556493.html
rename : content/events/test/test_bug563329.html => dom/events/test/test_bug563329.html
rename : content/events/test/test_bug574663.html => dom/events/test/test_bug574663.html
rename : content/events/test/test_bug586961.xul => dom/events/test/test_bug586961.xul
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rename : content/events/test/test_bug593959.html => dom/events/test/test_bug593959.html
rename : content/events/test/test_bug602962.xul => dom/events/test/test_bug602962.xul
rename : content/events/test/test_bug603008.html => dom/events/test/test_bug603008.html
rename : content/events/test/test_bug605242.html => dom/events/test/test_bug605242.html
rename : content/events/test/test_bug607464.html => dom/events/test/test_bug607464.html
rename : content/events/test/test_bug613634.html => dom/events/test/test_bug613634.html
rename : content/events/test/test_bug615597.html => dom/events/test/test_bug615597.html
rename : content/events/test/test_bug617528.xul => dom/events/test/test_bug617528.xul
rename : content/events/test/test_bug624127.html => dom/events/test/test_bug624127.html
rename : content/events/test/test_bug635465.html => dom/events/test/test_bug635465.html
rename : content/events/test/test_bug641477.html => dom/events/test/test_bug641477.html
rename : content/events/test/test_bug648573.html => dom/events/test/test_bug648573.html
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rename : content/events/test/test_bug656379-2.html => dom/events/test/test_bug656379-2.html
rename : content/events/test/test_bug656954.html => dom/events/test/test_bug656954.html
rename : content/events/test/test_bug659071.html => dom/events/test/test_bug659071.html
rename : content/events/test/test_bug659350.html => dom/events/test/test_bug659350.html
rename : content/events/test/test_bug662678.html => dom/events/test/test_bug662678.html
rename : content/events/test/test_bug667612.html => dom/events/test/test_bug667612.html
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rename : content/events/test/test_bug742376.html => dom/events/test/test_bug742376.html
rename : content/events/test/test_bug812744.html => dom/events/test/test_bug812744.html
rename : content/events/test/test_bug822898.html => dom/events/test/test_bug822898.html
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rename : content/events/test/test_bug855741.html => dom/events/test/test_bug855741.html
rename : content/events/test/test_bug864040.html => dom/events/test/test_bug864040.html
rename : content/events/test/test_bug930374-chrome.html => dom/events/test/test_bug930374-chrome.html
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rename : content/events/test/test_clickevent_on_input.html => dom/events/test/test_clickevent_on_input.html
rename : content/events/test/test_continuous_wheel_events.html => dom/events/test/test_continuous_wheel_events.html
rename : content/events/test/test_dblclick_explicit_original_target.html => dom/events/test/test_dblclick_explicit_original_target.html
rename : content/events/test/test_dom_keyboard_event.html => dom/events/test/test_dom_keyboard_event.html
rename : content/events/test/test_dom_mouse_event.html => dom/events/test/test_dom_mouse_event.html
rename : content/events/test/test_dom_wheel_event.html => dom/events/test/test_dom_wheel_event.html
rename : content/events/test/test_draggableprop.html => dom/events/test/test_draggableprop.html
rename : content/events/test/test_dragstart.html => dom/events/test/test_dragstart.html
rename : content/events/test/test_eventctors.html => dom/events/test/test_eventctors.html
rename : content/events/test/test_eventctors.xul => dom/events/test/test_eventctors.xul
rename : content/events/test/test_focus_disabled.html => dom/events/test/test_focus_disabled.html
rename : content/events/test/test_messageEvent.html => dom/events/test/test_messageEvent.html
rename : content/events/test/test_moz_mouse_pixel_scroll_event.html => dom/events/test/test_moz_mouse_pixel_scroll_event.html
rename : content/events/test/test_wheel_default_action.html => dom/events/test/test_wheel_default_action.html
rename : content/events/test/window_bug493251.html => dom/events/test/window_bug493251.html
rename : content/events/test/window_bug617528.xul => dom/events/test/window_bug617528.xul
rename : content/events/test/window_bug659071.html => dom/events/test/window_bug659071.html
rename : content/events/test/window_wheel_default_action.html => dom/events/test/window_wheel_default_action.html
extra : rebase_source : 5eb1db8f1791b8842ddc683e3c0ea13e4e3a933b
2014-01-10 16:03:25 +13:00

206 lines
6.9 KiB
C++

/* -*- Mode: C++; 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/. */
#ifndef nsDOMDataTransfer_h__
#define nsDOMDataTransfer_h__
#include "nsString.h"
#include "nsTArray.h"
#include "nsIVariant.h"
#include "nsIPrincipal.h"
#include "nsIDOMDataTransfer.h"
#include "nsIDOMElement.h"
#include "nsCycleCollectionParticipant.h"
#include "nsAutoPtr.h"
#include "nsDOMFile.h"
#include "mozilla/Attributes.h"
class nsITransferable;
class nsISupportsArray;
class nsILoadContext;
/**
* TransferItem is used to hold data for a particular format. Each piece of
* data has a principal set from the caller which added it. This allows a
* caller that wishes to retrieve the data to only be able to access the data
* it is allowed to, yet still allow a chrome caller to retrieve any of the
* data.
*/
struct TransferItem {
nsString mFormat;
nsCOMPtr<nsIPrincipal> mPrincipal;
nsCOMPtr<nsIVariant> mData;
};
class nsDOMDataTransfer MOZ_FINAL : public nsIDOMDataTransfer
{
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_NSIDOMDATATRANSFER
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsDOMDataTransfer, nsIDOMDataTransfer)
friend class nsEventStateManager;
protected:
// hide the default constructor
nsDOMDataTransfer();
// this constructor is used only by the Clone method to copy the fields as
// needed to a new data transfer.
nsDOMDataTransfer(uint32_t aEventType,
const uint32_t aEffectAllowed,
bool aCursorState,
bool aIsExternal,
bool aUserCancelled,
bool aIsCrossDomainSubFrameDrop,
int32_t aClipboardType,
nsTArray<nsTArray<TransferItem> >& aItems,
nsIDOMElement* aDragImage,
uint32_t aDragImageX,
uint32_t aDragImageY);
~nsDOMDataTransfer()
{
if (mFiles) {
mFiles->Disconnect();
}
}
static const char sEffects[8][9];
public:
// Constructor for nsDOMDataTransfer.
//
// aEventType is an event constant (such as NS_DRAGDROP_START)
//
// aIsExternal must only be true when used to create a dataTransfer for a
// paste or a drag that was started without using a data transfer. The
// latter will occur when an external drag occurs, that is, a drag where the
// source is another application, or a drag is started by calling the drag
// service directly. For clipboard operations, aClipboardType indicates
// which clipboard to use, from nsIClipboard, or -1 for non-clipboard operations,
// or if access to the system clipboard should not be allowed.
nsDOMDataTransfer(uint32_t aEventType, bool aIsExternal, int32_t aClipboardType);
void GetDragTarget(nsIDOMElement** aDragTarget)
{
*aDragTarget = mDragTarget;
NS_IF_ADDREF(*aDragTarget);
}
// a readonly dataTransfer cannot have new data added or existing data removed.
// Only the dropEffect and effectAllowed may be modified.
void SetReadOnly() { mReadOnly = true; }
// converts the data into an array of nsITransferable objects to be used for
// drag and drop or clipboard operations.
already_AddRefed<nsISupportsArray> GetTransferables(nsIDOMNode* aDragTarget);
// converts the data for a single item at aIndex into an nsITransferable object.
already_AddRefed<nsITransferable> GetTransferable(uint32_t aIndex,
nsILoadContext* aLoadContext);
// converts the data in the variant to an nsISupportString if possible or
// an nsISupports or null otherwise.
bool ConvertFromVariant(nsIVariant* aVariant,
nsISupports** aSupports,
uint32_t* aLength);
// clears all of the data
void ClearAll();
// Similar to SetData except also specifies the principal to store.
// aData may be null when called from CacheExternalDragFormats or
// CacheExternalClipboardFormats.
nsresult SetDataWithPrincipal(const nsAString& aFormat,
nsIVariant* aData,
uint32_t aIndex,
nsIPrincipal* aPrincipal);
protected:
// returns a weak reference to the drag image
nsIDOMElement* GetDragImage(int32_t* aX, int32_t* aY)
{
*aX = mDragImageX;
*aY = mDragImageY;
return mDragImage;
}
// returns a weak reference to the current principal
nsIPrincipal* GetCurrentPrincipal(nsresult* rv);
// converts some formats used for compatibility in aInFormat into aOutFormat.
// Text and text/unicode become text/plain, and URL becomes text/uri-list
void GetRealFormat(const nsAString& aInFormat, nsAString& aOutFormat);
// caches text and uri-list data formats that exist in the drag service or
// clipboard for retrieval later.
void CacheExternalData(const char* aFormat, uint32_t aIndex, nsIPrincipal* aPrincipal);
// caches the formats that exist in the drag service that were added by an
// external drag
void CacheExternalDragFormats();
// caches the formats that exist in the clipboard
void CacheExternalClipboardFormats();
// fills in the data field of aItem with the data from the drag service or
// clipboard for a given index.
void FillInExternalData(TransferItem& aItem, uint32_t aIndex);
// the event type this data transfer is for. This will correspond to an
// event->message value.
uint32_t mEventType;
// the drop effect and effect allowed
uint32_t mDropEffect;
uint32_t mEffectAllowed;
// Indicates the behavior of the cursor during drag operations
bool mCursorState;
// readonly data transfers may not be modified except the drop effect and
// effect allowed.
bool mReadOnly;
// true for drags started without a data transfer, for example, those from
// another application.
bool mIsExternal;
// true if the user cancelled the drag. Used only for the dragend event.
bool mUserCancelled;
// true if this is a cross-domain drop from a subframe where access to the
// data should be prevented
bool mIsCrossDomainSubFrameDrop;
// Indicates which clipboard type to use for clipboard operations. Ignored for
// drag and drop.
int32_t mClipboardType;
// array of items, each containing an array of format->data pairs
nsTArray<nsTArray<TransferItem> > mItems;
// array of files, containing only the files present in the dataTransfer
nsRefPtr<nsDOMFileList> mFiles;
// the target of the drag. The drag and dragend events will fire at this.
nsCOMPtr<nsIDOMElement> mDragTarget;
// the custom drag image and coordinates within the image. If mDragImage is
// null, the default image is created from the drag target.
nsCOMPtr<nsIDOMElement> mDragImage;
uint32_t mDragImageX;
uint32_t mDragImageY;
};
#endif // nsDOMDataTransfer_h__