/* 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:
Span<
const RefPtr<HTMLInputElement>> GetButtonsInGroup(
nsRadioGroupStruct* aGroup)
const;
nsClassHashtable<nsStringHashKey, nsRadioGroupStruct> mRadioGroups;
};
}
// namespace mozilla::dom
#endif // mozilla_dom_nsRadioGroupStruct_h