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2f3de4dea0
Backed out changeset 46cf4c3eb447 (bug 899367) Backed out changeset d8a876219fc7 (bug 899367) Backed out changeset d930333f95a7 (bug 899367) Backed out changeset efae8cc0fff8 (bug 899367) Backed out changeset 1dd262d146a6 (bug 899367) Backed out changeset 4c396b8a51d0 (bug 899367) Backed out changeset c8c30176639a (bug 899367) Backed out changeset aaa8fbcf9aaf (bug 899367) Backed out changeset d1a782044a4b (bug 899367) Backed out changeset b2672ab55046 (bug 899367) Backed out changeset fc4deb0b06fa (bug 899367) Backed out changeset b9f1018a609c (bug 899367)
135 lines
3.3 KiB
C++
135 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "FileRequest.h"
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#include "DOMFileRequest.h"
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#include "nsCxPusher.h"
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#include "nsEventDispatcher.h"
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#include "nsError.h"
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#include "nsIDOMProgressEvent.h"
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#include "nsDOMClassInfoID.h"
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#include "FileHelper.h"
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#include "LockedFile.h"
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USING_FILE_NAMESPACE
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FileRequest::FileRequest(nsIDOMWindow* aWindow)
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: DOMRequest(aWindow)
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{
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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}
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FileRequest::~FileRequest()
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{
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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}
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// static
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already_AddRefed<FileRequest>
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FileRequest::Create(nsIDOMWindow* aOwner,
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LockedFile* aLockedFile,
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bool aIsFileRequest)
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{
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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nsRefPtr<FileRequest> request;
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if (aIsFileRequest) {
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request = new DOMFileRequest(aOwner);
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} else {
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request = new FileRequest(aOwner);
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}
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request->mLockedFile = aLockedFile;
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return request.forget();
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}
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nsresult
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FileRequest::PreHandleEvent(nsEventChainPreVisitor& aVisitor)
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{
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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aVisitor.mCanHandle = true;
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aVisitor.mParentTarget = mLockedFile;
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return NS_OK;
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}
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nsresult
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FileRequest::NotifyHelperCompleted(FileHelper* aFileHelper)
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{
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NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
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nsresult rv = aFileHelper->mResultCode;
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// If the request failed then fire error event and return.
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if (NS_FAILED(rv)) {
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FireError(rv);
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return NS_OK;
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}
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// Otherwise we need to get the result from the helper.
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nsIScriptContext* sc = GetContextForEventHandlers(&rv);
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NS_ENSURE_STATE(sc);
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AutoPushJSContext cx(sc->GetNativeContext());
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NS_ASSERTION(cx, "Failed to get a context!");
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JS::Rooted<JS::Value> result(cx);
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JS::Rooted<JSObject*> global(cx, sc->GetNativeGlobal());
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NS_ASSERTION(global, "Failed to get global object!");
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JSAutoCompartment ac(cx, global);
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rv = aFileHelper->GetSuccessResult(cx, result.address());
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if (NS_FAILED(rv)) {
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NS_WARNING("GetSuccessResult failed!");
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}
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if (NS_SUCCEEDED(rv)) {
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FireSuccess(result);
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}
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else {
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FireError(rv);
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}
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return NS_OK;
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}
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NS_IMPL_CYCLE_COLLECTION_INHERITED_1(FileRequest, DOMRequest,
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mLockedFile)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(FileRequest)
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NS_INTERFACE_MAP_END_INHERITING(DOMRequest)
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NS_IMPL_ADDREF_INHERITED(FileRequest, DOMRequest)
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NS_IMPL_RELEASE_INHERITED(FileRequest, DOMRequest)
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void
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FileRequest::FireProgressEvent(uint64_t aLoaded, uint64_t aTotal)
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{
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if (NS_FAILED(CheckInnerWindowCorrectness())) {
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return;
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}
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nsCOMPtr<nsIDOMEvent> event;
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nsresult rv = NS_NewDOMProgressEvent(getter_AddRefs(event), this,
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nullptr, nullptr);
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if (NS_FAILED(rv)) {
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return;
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}
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nsCOMPtr<nsIDOMProgressEvent> progress = do_QueryInterface(event);
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MOZ_ASSERT(progress);
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rv = progress->InitProgressEvent(NS_LITERAL_STRING("progress"), false, false,
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false, aLoaded, aTotal);
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if (NS_FAILED(rv)) {
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return;
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}
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DispatchTrustedEvent(event);
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}
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