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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 _nsRadioVisitor_h__
#define _nsRadioVisitor_h__
#include "mozilla/Attributes.h"
#include "nsIRadioVisitor.h"
class nsIFormControl;
/**
* nsRadioVisitor is the base class implementing nsIRadioVisitor and inherited
* by all radio visitors.
*/
class nsRadioVisitor : public nsIRadioVisitor
{
protected:
virtual ~nsRadioVisitor() { }
public:
nsRadioVisitor() { }
NS_DECL_ISUPPORTS
virtual bool Visit(nsIFormControl* aRadio) override = 0;
};
/**
* The following declarations are radio visitors inheriting from nsRadioVisitor.
*/
/**
* nsRadioSetCheckedChangedVisitor is calling SetCheckedChanged with the given
* parameter to all radio elements in the group.
*/
class nsRadioSetCheckedChangedVisitor : public nsRadioVisitor
{
public:
explicit nsRadioSetCheckedChangedVisitor(bool aCheckedChanged)
: mCheckedChanged(aCheckedChanged)
{ }
virtual bool Visit(nsIFormControl* aRadio) override;
protected:
bool mCheckedChanged;
};
/**
* nsRadioGetCheckedChangedVisitor is getting the current checked changed value.
* Getting it from one radio element is the group is enough given that all
* elements should have the same value.
*/
class nsRadioGetCheckedChangedVisitor : public nsRadioVisitor
{
public:
nsRadioGetCheckedChangedVisitor(bool* aCheckedChanged,
nsIFormControl* aExcludeElement)
: mCheckedChanged(aCheckedChanged)
, mExcludeElement(aExcludeElement)
{ }
virtual bool Visit(nsIFormControl* aRadio) override;
protected:
bool* mCheckedChanged;
nsIFormControl* mExcludeElement;
};
/**
* nsRadioSetValueMissingState is calling SetValueMissingState with the given
* parameter to all radio elements in the group.
* It is also calling ContentStatesChanged if needed.
*/
class nsRadioSetValueMissingState : public nsRadioVisitor
{
public:
nsRadioSetValueMissingState(nsIFormControl* aExcludeElement,
bool aValidity, bool aNotify)
: mExcludeElement(aExcludeElement)
, mValidity(aValidity)
, mNotify(aNotify)
{ }
virtual bool Visit(nsIFormControl* aRadio) override;
protected:
nsIFormControl* mExcludeElement;
bool mValidity;
bool mNotify;
};
class nsRadioUpdateStateVisitor : public nsRadioVisitor
{
public:
explicit nsRadioUpdateStateVisitor(nsIFormControl* aExcludeElement)
: mExcludeElement(aExcludeElement)
{ }
virtual bool Visit(nsIFormControl* aRadio) override;
protected:
nsIFormControl* mExcludeElement;
};
#endif // _nsRadioVisitor_h__
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