gecko-dev/dom/html/RadioNodeList.cpp

61 lines
1.7 KiB
C++

/* -*- 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/. */
#include "mozilla/dom/RadioNodeList.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/RadioNodeListBinding.h"
#include "js/TypeDecls.h"
#include "HTMLInputElement.h"
namespace mozilla::dom {
/* virtual */
JSObject* RadioNodeList::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return RadioNodeList_Binding::Wrap(aCx, this, aGivenProto);
}
HTMLInputElement* GetAsRadio(nsIContent* node) {
auto* el = HTMLInputElement::FromNode(node);
if (el && el->ControlType() == FormControlType::InputRadio) {
return el;
}
return nullptr;
}
void RadioNodeList::GetValue(nsString& retval, CallerType aCallerType) {
for (uint32_t i = 0; i < Length(); i++) {
HTMLInputElement* maybeRadio = GetAsRadio(Item(i));
if (maybeRadio && maybeRadio->Checked()) {
maybeRadio->GetValue(retval, aCallerType);
return;
}
}
retval.Truncate();
}
void RadioNodeList::SetValue(const nsAString& value, CallerType aCallerType) {
for (uint32_t i = 0; i < Length(); i++) {
HTMLInputElement* maybeRadio = GetAsRadio(Item(i));
if (!maybeRadio) {
continue;
}
nsString curval = nsString();
maybeRadio->GetValue(curval, aCallerType);
if (curval.Equals(value)) {
maybeRadio->SetChecked(true);
return;
}
}
}
NS_IMPL_ISUPPORTS_INHERITED(RadioNodeList, nsSimpleContentList, RadioNodeList)
} // namespace mozilla::dom