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89830cff26
- #334: more tele from TabBrowser; also remove gMultiProcessBrowser since we don't support it (16f8592aa) - #431: M1388354 M1388014 (da843afa1) - #438: M1393098 (539efce0c) - #388: M1354564 (d375d57d3) - #429: Brotli 1.0.1 (c69914a5a) (with ppc-only defines removed) - #429: install modules/woff2 (current to Fx57) (87b560912) (with ppc-only defines removed) - #429: update OTS to 5.2.0 plus patches and M1396026 (1ce2a83ec) (with binary literals removed) - #317: update graphite2 to 1.3.10 (f4bf5ad97) - #429: update Harfbuzz to 1.5.1 (083639c71) - #317: patch thebes for graphite2 alignment issues; enable graphite fonts (b7fead52b) - #434: adjust video queue settings; Mach factor decode delay logic (default off) (9b5b09a6c) - clean up a couple warnings (f37f7669d) - #426: M1385395 (b8ebae839) - #438: M1375599 (84bfb83b1) - #442: M1381157 (ffbe7ea3a)
145 lines
4.1 KiB
C++
145 lines
4.1 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/EventDispatcher.h"
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#include "mozilla/EventStates.h"
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#include "mozilla/dom/HTMLOptGroupElement.h"
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#include "mozilla/dom/HTMLOptGroupElementBinding.h"
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#include "mozilla/dom/HTMLSelectElement.h" // SafeOptionListMutation
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#include "nsGkAtoms.h"
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#include "nsStyleConsts.h"
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#include "nsIFrame.h"
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#include "nsIFormControlFrame.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(OptGroup)
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namespace mozilla {
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namespace dom {
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/**
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* The implementation of <optgroup>
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*/
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HTMLOptGroupElement::HTMLOptGroupElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo)
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: nsGenericHTMLElement(aNodeInfo)
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{
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// We start off enabled
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AddStatesSilently(NS_EVENT_STATE_ENABLED);
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}
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HTMLOptGroupElement::~HTMLOptGroupElement()
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{
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}
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NS_IMPL_ISUPPORTS_INHERITED(HTMLOptGroupElement, nsGenericHTMLElement,
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nsIDOMHTMLOptGroupElement)
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NS_IMPL_ELEMENT_CLONE(HTMLOptGroupElement)
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NS_IMPL_BOOL_ATTR(HTMLOptGroupElement, Disabled, disabled)
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NS_IMPL_STRING_ATTR(HTMLOptGroupElement, Label, label)
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nsresult
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HTMLOptGroupElement::PreHandleEvent(EventChainPreVisitor& aVisitor)
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{
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aVisitor.mCanHandle = false;
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// Do not process any DOM events if the element is disabled
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// XXXsmaug This is not the right thing to do. But what is?
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if (HasAttr(kNameSpaceID_None, nsGkAtoms::disabled)) {
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return NS_OK;
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}
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nsIFrame* frame = GetPrimaryFrame();
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if (frame) {
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const nsStyleUserInterface* uiStyle = frame->StyleUserInterface();
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if (uiStyle->mUserInput == NS_STYLE_USER_INPUT_NONE ||
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uiStyle->mUserInput == NS_STYLE_USER_INPUT_DISABLED) {
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return NS_OK;
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}
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}
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return nsGenericHTMLElement::PreHandleEvent(aVisitor);
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}
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Element*
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HTMLOptGroupElement::GetSelect()
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{
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Element* parent = nsINode::GetParentElement();
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if (!parent || !parent->IsHTMLElement(nsGkAtoms::select)) {
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return nullptr;
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}
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return parent;
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}
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nsresult
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HTMLOptGroupElement::InsertChildAt(nsIContent* aKid,
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uint32_t aIndex,
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bool aNotify)
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{
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SafeOptionListMutation safeMutation(GetSelect(), this, aKid, aIndex, aNotify);
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nsresult rv = nsGenericHTMLElement::InsertChildAt(aKid, aIndex, aNotify);
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if (NS_FAILED(rv)) {
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safeMutation.MutationFailed();
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}
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return rv;
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}
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void
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HTMLOptGroupElement::RemoveChildAt(uint32_t aIndex, bool aNotify)
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{
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SafeOptionListMutation safeMutation(GetSelect(), this, nullptr, aIndex,
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aNotify);
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nsGenericHTMLElement::RemoveChildAt(aIndex, aNotify);
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}
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nsresult
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HTMLOptGroupElement::AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
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const nsAttrValue* aValue, bool aNotify)
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{
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if (aNameSpaceID == kNameSpaceID_None && aName == nsGkAtoms::disabled) {
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EventStates disabledStates;
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if (aValue) {
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disabledStates |= NS_EVENT_STATE_DISABLED;
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} else {
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disabledStates |= NS_EVENT_STATE_ENABLED;
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}
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EventStates oldDisabledStates = State() & DISABLED_STATES;
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EventStates changedStates = disabledStates ^ oldDisabledStates;
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if (!changedStates.IsEmpty()) {
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ToggleStates(changedStates, aNotify);
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// All our children <option> have their :disabled state depending on our
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// disabled attribute. We should make sure their state is updated.
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for (nsIContent* child = nsINode::GetFirstChild(); child;
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child = child->GetNextSibling()) {
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if (auto optElement = HTMLOptionElement::FromContent(child)) {
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optElement->OptGroupDisabledChanged(true);
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}
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}
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}
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}
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return nsGenericHTMLElement::AfterSetAttr(aNameSpaceID, aName, aValue,
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aNotify);
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}
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JSObject*
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HTMLOptGroupElement::WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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return HTMLOptGroupElementBinding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace dom
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} // namespace mozilla
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