mirror of
https://github.com/HeyPuter/firefox.git
synced 2026-11-13 20:14:57 -10:00
sefeng
aa02ca52be
This patch completes the top layer requirement for showModal() Spec: https://html.spec.whatwg.org/multipage/interactive-elements.html#dom-dialog-showmodal Differential Revision: https://phabricator.services.mozilla.com/D74922
105 lines
3.0 KiB
C++
105 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/HTMLDialogElement.h"
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#include "mozilla/dom/HTMLDialogElementBinding.h"
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#include "mozilla/dom/HTMLUnknownElement.h"
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#include "mozilla/StaticPrefs_dom.h"
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// Expand NS_IMPL_NS_NEW_HTML_ELEMENT(Dialog) with pref check
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nsGenericHTMLElement* NS_NewHTMLDialogElement(
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already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
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mozilla::dom::FromParser aFromParser) {
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RefPtr<mozilla::dom::NodeInfo> nodeInfo(aNodeInfo);
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auto* nim = nodeInfo->NodeInfoManager();
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if (!mozilla::dom::HTMLDialogElement::IsDialogEnabled()) {
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return new (nim) mozilla::dom::HTMLUnknownElement(nodeInfo.forget());
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}
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return new (nim) mozilla::dom::HTMLDialogElement(nodeInfo.forget());
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}
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namespace mozilla {
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namespace dom {
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HTMLDialogElement::~HTMLDialogElement() = default;
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NS_IMPL_ELEMENT_CLONE(HTMLDialogElement)
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bool HTMLDialogElement::IsDialogEnabled() {
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return StaticPrefs::dom_dialog_element_enabled();
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}
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void HTMLDialogElement::Close(
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const mozilla::dom::Optional<nsAString>& aReturnValue) {
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if (!Open()) {
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return;
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}
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if (aReturnValue.WasPassed()) {
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SetReturnValue(aReturnValue.Value());
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}
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ErrorResult ignored;
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SetOpen(false, ignored);
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ignored.SuppressException();
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Document* doc = OwnerDoc();
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auto predictFunc = [self = RefPtr<HTMLDialogElement>(this)](
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Element* element) { return element == self; };
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doc->TopLayerPop(predictFunc);
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RefPtr<AsyncEventDispatcher> eventDispatcher = new AsyncEventDispatcher(
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this, NS_LITERAL_STRING("close"), CanBubble::eNo);
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eventDispatcher->PostDOMEvent();
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}
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void HTMLDialogElement::Show() {
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if (Open()) {
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return;
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}
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ErrorResult ignored;
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SetOpen(true, ignored);
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ignored.SuppressException();
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}
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bool HTMLDialogElement::IsInTopLayer() const {
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return OwnerDoc()->DoesTopLayerContain(this);
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}
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void HTMLDialogElement::UnbindFromTree(bool aNullParent) {
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if (IsInTopLayer()) {
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Document* doc = OwnerDoc();
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auto predictFunc = [self = RefPtr<HTMLDialogElement>(this)](
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Element* element) { return element == self; };
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doc->TopLayerPop(predictFunc);
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}
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nsGenericHTMLElement::UnbindFromTree(aNullParent);
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}
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void HTMLDialogElement::ShowModal(ErrorResult& aError) {
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if (!IsInComposedDoc() || Open()) {
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aError.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return;
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}
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Document* doc = OwnerDoc();
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if (!IsInTopLayer()) {
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doc->TopLayerPush(this);
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}
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SetOpen(true, aError);
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aError.SuppressException();
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}
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JSObject* HTMLDialogElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return HTMLDialogElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace dom
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} // namespace mozilla
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