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      1 /**
      2  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
      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 WMLTaskElement_h
     22 #define WMLTaskElement_h
     23 
     24 #if ENABLE(WML)
     25 #include "WMLElement.h"
     26 
     27 #include <wtf/Vector.h>
     28 
     29 namespace WebCore {
     30 
     31 class WMLPageState;
     32 class WMLSetvarElement;
     33 
     34 class WMLTaskElement : public WMLElement {
     35 public:
     36     virtual bool isWMLTaskElement() const { return true; }
     37 
     38     virtual void insertedIntoDocument();
     39     virtual void removedFromDocument();
     40     virtual void executeTask() = 0;
     41 
     42     void registerVariableSetter(WMLSetvarElement*);
     43     void deregisterVariableSetter(WMLSetvarElement*);
     44 
     45 protected:
     46     WMLTaskElement(const QualifiedName& tagName, Document*);
     47     virtual ~WMLTaskElement();
     48 
     49     void storeVariableState(WMLPageState*);
     50 
     51 private:
     52     Vector<WMLSetvarElement*> m_variableSetterElements;
     53 };
     54 
     55 }
     56 
     57 #endif
     58 #endif
     59