mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
487 lines
14 KiB
C++
487 lines
14 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 "nsBrowserElement.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Services.h"
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#include "mozilla/dom/BrowserElementBinding.h"
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#include "mozilla/dom/DOMRequest.h"
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#include "mozilla/dom/ScriptSettings.h"
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#include "mozilla/dom/ToJSValue.h"
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#include "nsComponentManagerUtils.h"
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#include "nsContentUtils.h"
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#include "nsFrameLoader.h"
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#include "nsIDOMDOMRequest.h"
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#include "nsIDOMElement.h"
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#include "nsINode.h"
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#include "nsIPrincipal.h"
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using namespace mozilla::dom;
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namespace mozilla {
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bool
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nsBrowserElement::IsBrowserElementOrThrow(ErrorResult& aRv)
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{
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if (mBrowserElementAPI) {
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return true;
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}
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aRv.Throw(NS_ERROR_DOM_INVALID_NODE_TYPE_ERR);
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return false;
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}
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bool
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nsBrowserElement::IsNotWidgetOrThrow(ErrorResult& aRv)
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{
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if (!mOwnerIsWidget) {
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return true;
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}
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aRv.Throw(NS_ERROR_DOM_INVALID_NODE_TYPE_ERR);
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return false;
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}
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void
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nsBrowserElement::InitBrowserElementAPI()
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{
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bool isBrowserOrApp;
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nsCOMPtr<nsIFrameLoader> frameLoader = GetFrameLoader();
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NS_ENSURE_TRUE_VOID(frameLoader);
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nsresult rv = frameLoader->GetOwnerIsBrowserOrAppFrame(&isBrowserOrApp);
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NS_ENSURE_SUCCESS_VOID(rv);
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rv = frameLoader->GetOwnerIsWidget(&mOwnerIsWidget);
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NS_ENSURE_SUCCESS_VOID(rv);
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if (!isBrowserOrApp) {
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return;
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}
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mBrowserElementAPI = do_CreateInstance("@mozilla.org/dom/browser-element-api;1");
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if (mBrowserElementAPI) {
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mBrowserElementAPI->SetFrameLoader(frameLoader);
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}
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}
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void
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nsBrowserElement::SetVisible(bool aVisible, ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->SetVisible(aVisible);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::GetVisible(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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nsCOMPtr<nsIDOMDOMRequest> req;
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nsresult rv = mBrowserElementAPI->GetVisible(getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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void
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nsBrowserElement::SetActive(bool aVisible, ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->SetActive(aVisible);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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bool
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nsBrowserElement::GetActive(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), false);
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bool isActive;
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nsresult rv = mBrowserElementAPI->GetActive(&isActive);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return false;
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}
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return isActive;
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}
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void
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nsBrowserElement::SendMouseEvent(const nsAString& aType,
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uint32_t aX,
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uint32_t aY,
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uint32_t aButton,
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uint32_t aClickCount,
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uint32_t aModifiers,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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NS_ENSURE_TRUE_VOID(IsNotWidgetOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->SendMouseEvent(aType,
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aX,
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aY,
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aButton,
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aClickCount,
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aModifiers);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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void
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nsBrowserElement::SendTouchEvent(const nsAString& aType,
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const Sequence<uint32_t>& aIdentifiers,
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const Sequence<int32_t>& aXs,
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const Sequence<int32_t>& aYs,
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const Sequence<uint32_t>& aRxs,
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const Sequence<uint32_t>& aRys,
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const Sequence<float>& aRotationAngles,
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const Sequence<float>& aForces,
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uint32_t aCount,
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uint32_t aModifiers,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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NS_ENSURE_TRUE_VOID(IsNotWidgetOrThrow(aRv));
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if (aIdentifiers.Length() != aCount ||
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aXs.Length() != aCount ||
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aYs.Length() != aCount ||
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aRxs.Length() != aCount ||
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aRys.Length() != aCount ||
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aRotationAngles.Length() != aCount ||
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aForces.Length() != aCount) {
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aRv.Throw(NS_ERROR_DOM_INVALID_ACCESS_ERR);
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return;
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}
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nsresult rv = mBrowserElementAPI->SendTouchEvent(aType,
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aIdentifiers.Elements(),
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aXs.Elements(),
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aYs.Elements(),
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aRxs.Elements(),
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aRys.Elements(),
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aRotationAngles.Elements(),
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aForces.Elements(),
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aCount,
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aModifiers);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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void
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nsBrowserElement::GoBack(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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NS_ENSURE_TRUE_VOID(IsNotWidgetOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->GoBack();
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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void
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nsBrowserElement::GoForward(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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NS_ENSURE_TRUE_VOID(IsNotWidgetOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->GoForward();
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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void
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nsBrowserElement::Reload(bool aHardReload, ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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NS_ENSURE_TRUE_VOID(IsNotWidgetOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->Reload(aHardReload);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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void
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nsBrowserElement::Stop(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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NS_ENSURE_TRUE_VOID(IsNotWidgetOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->Stop();
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::Download(const nsAString& aUrl,
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const BrowserElementDownloadOptions& aOptions,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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NS_ENSURE_TRUE(IsNotWidgetOrThrow(aRv), nullptr);
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nsCOMPtr<nsIDOMDOMRequest> req;
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nsCOMPtr<nsIXPConnectWrappedJS> wrappedObj = do_QueryInterface(mBrowserElementAPI);
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MOZ_ASSERT(wrappedObj, "Failed to get wrapped JS from XPCOM component.");
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AutoJSAPI jsapi;
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jsapi.Init(wrappedObj->GetJSObject());
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JSContext* cx = jsapi.cx();
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JS::Rooted<JS::Value> options(cx);
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if (!ToJSValue(cx, aOptions, &options)) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return nullptr;
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}
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nsresult rv = mBrowserElementAPI->Download(aUrl, options, getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::PurgeHistory(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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NS_ENSURE_TRUE(IsNotWidgetOrThrow(aRv), nullptr);
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nsCOMPtr<nsIDOMDOMRequest> req;
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nsresult rv = mBrowserElementAPI->PurgeHistory(getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::GetScreenshot(uint32_t aWidth,
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uint32_t aHeight,
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const nsAString& aMimeType,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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NS_ENSURE_TRUE(IsNotWidgetOrThrow(aRv), nullptr);
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nsCOMPtr<nsIDOMDOMRequest> req;
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nsresult rv = mBrowserElementAPI->GetScreenshot(aWidth, aHeight, aMimeType,
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getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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if (rv == NS_ERROR_INVALID_ARG) {
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aRv.Throw(NS_ERROR_DOM_INVALID_ACCESS_ERR);
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} else {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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void
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nsBrowserElement::Zoom(float aZoom, ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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NS_ENSURE_TRUE_VOID(IsNotWidgetOrThrow(aRv));
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nsresult rv = mBrowserElementAPI->Zoom(aZoom);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::GetCanGoBack(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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NS_ENSURE_TRUE(IsNotWidgetOrThrow(aRv), nullptr);
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nsCOMPtr<nsIDOMDOMRequest> req;
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nsresult rv = mBrowserElementAPI->GetCanGoBack(getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::GetCanGoForward(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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NS_ENSURE_TRUE(IsNotWidgetOrThrow(aRv), nullptr);
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nsCOMPtr<nsIDOMDOMRequest> req;
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nsresult rv = mBrowserElementAPI->GetCanGoForward(getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::GetContentDimensions(ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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NS_ENSURE_TRUE(IsNotWidgetOrThrow(aRv), nullptr);
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nsCOMPtr<nsIDOMDOMRequest> req;
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nsresult rv = mBrowserElementAPI->GetContentDimensions(getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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void
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nsBrowserElement::AddNextPaintListener(BrowserElementNextPaintEventCallback& aListener,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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CallbackObjectHolder<BrowserElementNextPaintEventCallback,
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nsIBrowserElementNextPaintListener> holder(&aListener);
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nsCOMPtr<nsIBrowserElementNextPaintListener> listener = holder.ToXPCOMCallback();
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nsresult rv = mBrowserElementAPI->AddNextPaintListener(listener);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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void
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nsBrowserElement::RemoveNextPaintListener(BrowserElementNextPaintEventCallback& aListener,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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CallbackObjectHolder<BrowserElementNextPaintEventCallback,
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nsIBrowserElementNextPaintListener> holder(&aListener);
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nsCOMPtr<nsIBrowserElementNextPaintListener> listener = holder.ToXPCOMCallback();
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nsresult rv = mBrowserElementAPI->RemoveNextPaintListener(listener);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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already_AddRefed<DOMRequest>
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nsBrowserElement::SetInputMethodActive(bool aIsActive,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE(IsBrowserElementOrThrow(aRv), nullptr);
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nsCOMPtr<nsIFrameLoader> frameLoader = GetFrameLoader();
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if (!frameLoader) {
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aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
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return nullptr;
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}
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nsCOMPtr<nsIDOMElement> ownerElement;
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nsresult rv = frameLoader->GetOwnerElement(getter_AddRefs(ownerElement));
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if (NS_FAILED(rv)) {
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aRv.Throw(rv);
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return nullptr;
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}
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nsCOMPtr<nsINode> node = do_QueryInterface(ownerElement);
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nsCOMPtr<nsIPrincipal> principal = node->NodePrincipal();
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if (!nsContentUtils::IsExactSitePermAllow(principal, "input-manage")) {
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aRv.Throw(NS_ERROR_DOM_INVALID_ACCESS_ERR);
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return nullptr;
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}
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nsCOMPtr<nsIDOMDOMRequest> req;
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rv = mBrowserElementAPI->SetInputMethodActive(aIsActive,
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getter_AddRefs(req));
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if (NS_WARN_IF(NS_FAILED(rv))) {
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if (rv == NS_ERROR_INVALID_ARG) {
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aRv.Throw(NS_ERROR_DOM_INVALID_ACCESS_ERR);
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} else {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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return nullptr;
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}
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return req.forget().downcast<DOMRequest>();
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}
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void
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nsBrowserElement::SetNFCFocus(bool aIsFocus,
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ErrorResult& aRv)
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{
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NS_ENSURE_TRUE_VOID(IsBrowserElementOrThrow(aRv));
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nsRefPtr<nsFrameLoader> frameLoader = GetFrameLoader();
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if (!frameLoader) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return;
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}
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nsCOMPtr<nsIDOMElement> ownerElement;
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nsresult rv = frameLoader->GetOwnerElement(getter_AddRefs(ownerElement));
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if (NS_FAILED(rv)) {
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aRv.Throw(rv);
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return;
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}
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nsCOMPtr<nsINode> node = do_QueryInterface(ownerElement);
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nsCOMPtr<nsIPrincipal> principal = node->NodePrincipal();
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if (!nsContentUtils::IsExactSitePermAllow(principal, "nfc-manager")) {
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aRv.Throw(NS_ERROR_DOM_INVALID_ACCESS_ERR);
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return;
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}
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rv = mBrowserElementAPI->SetNFCFocus(aIsFocus);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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}
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}
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} // namespace mozilla
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