Home | History | Annotate | Download | only in forms
      1 /*
      2  * Copyright (C) 2007, 2008, 2009 Apple Inc. All rights reserved.
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  *
     19  */
     20 
     21 #ifndef CheckedRadioButtons_h
     22 #define CheckedRadioButtons_h
     23 
     24 #include "wtf/Forward.h"
     25 #include "wtf/HashMap.h"
     26 #include "wtf/OwnPtr.h"
     27 #include "wtf/text/StringHash.h"
     28 
     29 namespace WebCore {
     30 
     31 class HTMLInputElement;
     32 class RadioButtonGroup;
     33 
     34 // FIXME: Rename the class. The class was a simple map from a name to a checked
     35 // radio button. It manages RadioButtonGroup objects now.
     36 class CheckedRadioButtons {
     37 public:
     38     CheckedRadioButtons();
     39     ~CheckedRadioButtons();
     40     void addButton(HTMLInputElement*);
     41     void updateCheckedState(HTMLInputElement*);
     42     void requiredAttributeChanged(HTMLInputElement*);
     43     void removeButton(HTMLInputElement*);
     44     HTMLInputElement* checkedButtonForGroup(const AtomicString& groupName) const;
     45     bool isInRequiredGroup(HTMLInputElement*) const;
     46 
     47 private:
     48     typedef HashMap<StringImpl*, OwnPtr<RadioButtonGroup> > NameToGroupMap;
     49     OwnPtr<NameToGroupMap> m_nameToGroupMap;
     50 };
     51 
     52 } // namespace WebCore
     53 
     54 #endif // CheckedRadioButtons_h
     55