NPObjectEvent.h

/* @@@LICENSE
*
*      Copyright (c) 2012 Hewlett-Packard Development Company, L.P.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
LICENSE@@@ */

#ifndef NPOBJ_EVENT_H
#define NPOBJ_EVENT_H

#include <npupp.h>
#include <npapi.h>
#include <string>

class BrowserAdapter;

/**
 * \brief This encapsulates an event that is passed to the application.
 *
 * \sa BrowserAdapter::jscb_eventFired
 *
 * \par Properties:
 * \li <b>type</b> string: event type. currently 'click'
 * \li <b>pageX</b> int
 * \li <b>pageY</b> int
 */
class NPObjectEvent : public NPObject
{
public:
    NPObjectEvent(BrowserAdapter *adapter);
    ~NPObjectEvent();

    static NPClass sNPObjectEventClass;

    void initialize(const char *type, int pageX, int pageY, int modifiers);

    bool hasProperty(NPIdentifier name);
    bool getProperty(NPIdentifier name, NPVariant *result);

    // Private NP Object callbacks, used for JavaScript integration.
    // (these translate into appropriate non-static method calls).
    static NPObject* PrvObjAllocate(NPP npp, NPClass* klass);
    static void PrvObjDeallocate(NPObject* obj);
    static void PrvObjInvalidate(NPObject* obj);
    static bool PrvObjHasMethod(NPObject* obj, NPIdentifier name);
    static bool PrvObjInvoke(NPObject *obj, NPIdentifier name,
                             const NPVariant *args, uint32_t argCount, NPVariant *result);
    static bool PrvObjInvokeDefault(NPObject *obj, const NPVariant *args,
                                    uint32_t argCount, NPVariant *result);
    static bool PrvObjHasProperty(NPObject *obj, NPIdentifier name);
    static bool PrvObjGetProperty(NPObject *obj, NPIdentifier name,
                                  NPVariant *result);
    static bool PrvObjSetProperty(NPObject *obj, NPIdentifier name,
                                  const NPVariant *value);
    static bool PrvObjRemoveProperty(NPObject *obj, NPIdentifier name);
    static bool PrvObjEnumerate(NPObject *obj, NPIdentifier **value,
                                uint32_t *count);
    static bool PrvObjConstruct(NPObject *obj, const NPVariant *args,
                                uint32_t argCount, NPVariant *result);

private:
    std::string m_type;
    int m_pageX;
    int m_pageY;
    int m_modifiers;
};

#endif