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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 mozilla_dom_nsRadioGroupStruct_h
#define mozilla_dom_nsRadioGroupStruct_h
#include "nsClassHashtable.h"
class nsIContent;
namespace mozilla::dom {
class HTMLInputElement;
struct nsRadioGroupStruct;
class RadioGroupContainer final {
public:
RadioGroupContainer();
~RadioGroupContainer();
static void Traverse(RadioGroupContainer* tmp,
nsCycleCollectionTraversalCallback& cb);
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const;
template <typename VisitCallback>
void WalkRadioGroup(const nsAString& aName, VisitCallback&& aCallback,
const HTMLInputElement* aExcludedElement) {
nsRadioGroupStruct* radioGroup = GetOrCreateRadioGroup(aName);
for (HTMLInputElement* button : GetButtonsInGroup(radioGroup)) {
if (button != aExcludedElement && !aCallback(button)) {
return;
}
}
}
void SetCurrentRadioButton(const nsAString& aName, HTMLInputElement* aRadio);
HTMLInputElement* GetCurrentRadioButton(const nsAString& aName);
nsresult GetNextRadioButton(const nsAString& aName, const bool aPrevious,
HTMLInputElement* aFocusedRadio,
HTMLInputElement** aRadioOut);
HTMLInputElement* GetFirstRadioButton(const nsAString& aName);
void AddToRadioGroup(const nsAString& aName, HTMLInputElement* aRadio,
nsIContent* aAncestor);
void RemoveFromRadioGroup(const nsAString& aName, HTMLInputElement* aRadio);
uint32_t GetRequiredRadioCount(const nsAString& aName) const;
void RadioRequiredWillChange(const nsAString& aName, bool aRequiredAdded);
bool GetValueMissingState(const nsAString& aName) const;
void SetValueMissingState(const nsAString& aName, bool aValue);
// for radio group
nsRadioGroupStruct* GetRadioGroup(const nsAString& aName) const;
nsRadioGroupStruct* GetOrCreateRadioGroup(const nsAString& aName);
private:
const nsTArray<RefPtr<HTMLInputElement>>& GetButtonsInGroup(
nsRadioGroupStruct* aGroup) const;
nsClassHashtable<nsStringHashKey, nsRadioGroupStruct> mRadioGroups;
};
} // namespace mozilla::dom
#endif // mozilla_dom_nsRadioGroupStruct_h
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