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/*
* Copyright © 2008 Christian Persch
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __TOTEM_NPOBJECT_H__
#define __TOTEM_NPOBJECT_H__
#include <assert.h>
#include "npapi.h"
#include "npruntime.h"
class totemPlugin;
class totemNPObject;
class totemNPClass_base;
template<class T> class totemNPClass;
class totemNPObject : public NPObject {
public:
totemNPObject (NPP);
virtual ~totemNPObject ();
void* operator new (size_t aSize) throw ();
protected:
friend class totemNPClass_base;
/* NPObject methods */
virtual void Invalidate ();
virtual bool HasMethod (NPIdentifier aName);
virtual bool Invoke (NPIdentifier aName, const NPVariant *argv, uint32_t argc, NPVariant *_result);
virtual bool InvokeDefault (const NPVariant *argv, uint32_t argc, NPVariant *_result);
virtual bool HasProperty (NPIdentifier aName);
virtual bool GetProperty (NPIdentifier aName, NPVariant *_result);
virtual bool SetProperty (NPIdentifier aName, const NPVariant *aValue);
virtual bool RemoveProperty (NPIdentifier aName);
virtual bool Enumerate (NPIdentifier **_result, uint32_t *_count);
virtual bool Construct (const NPVariant *argv, uint32_t argc, NPVariant *_result);
/* By Index methods */
virtual bool InvokeByIndex (int aIndex, const NPVariant *argv, uint32_t argc, NPVariant *_result);
virtual bool GetPropertyByIndex (int aIndex, NPVariant *_result);
virtual bool SetPropertyByIndex (int aIndex, const NPVariant *aValue);
virtual bool RemovePropertyByIndex (int aIndex);
private:
NPP mNPP;
totemPlugin *mPlugin;
protected:
bool IsValid () const { return mPlugin != 0; }
totemPlugin* Plugin () const { assert (IsValid ()); return mPlugin; }
bool Throw (const char*);
bool ThrowPropertyNotWritable ();
bool ThrowSecurityError ();
bool CheckArgc (uint32_t, uint32_t, uint32_t = uint32_t(-1), bool = true);
bool CheckArgType (NPVariantType, NPVariantType, uint32_t = 0);
bool CheckArg (const NPVariant*, uint32_t, uint32_t, NPVariantType);
bool CheckArgv (const NPVariant*, uint32_t, uint32_t, ...);
bool GetBoolFromArguments (const NPVariant*, uint32_t, uint32_t, bool&);
bool GetInt32FromArguments (const NPVariant*, uint32_t, uint32_t, int32_t&);
bool GetDoubleFromArguments (const NPVariant*, uint32_t, uint32_t, double&);
bool GetNPStringFromArguments (const NPVariant*, uint32_t, uint32_t, NPString&);
bool DupStringFromArguments (const NPVariant*, uint32_t, uint32_t, char*&);
bool GetObjectFromArguments (const NPVariant*, uint32_t, uint32_t, NPObject*&);
bool VoidVariant (NPVariant*);
bool NullVariant (NPVariant*);
bool BoolVariant (NPVariant*, bool);
bool Int32Variant (NPVariant*, int32_t);
bool DoubleVariant (NPVariant*, double);
bool StringVariant (NPVariant*, const char*, int32_t = -1);
bool ObjectVariant (NPVariant*, NPObject*);
private:
totemNPClass_base* GetClass() const { return static_cast<totemNPClass_base*>(_class); }
};
/* Helper macros */
#define TOTEM_LOG_CTOR() g_debug ("%s [%p]", __func__, (void*) this)
#define TOTEM_LOG_DTOR() g_debug ("%s [%p]", __func__, (void*) this)
#define TOTEM_LOG_INVOKE(i, T) \
{\
static bool logAccess[G_N_ELEMENTS (methodNames)];\
if (!logAccess[i]) {\
g_debug ("NOTE: site calls function %s::%s", #T, methodNames[i]);\
logAccess[i] = true;\
}\
}
#define TOTEM_LOG_GETTER(i, T) \
{\
static bool logAccess[G_N_ELEMENTS (propertyNames)];\
if (!logAccess[i]) {\
g_debug ("NOTE: site gets property %s::%s", #T, propertyNames[i]);\
logAccess[i] = true;\
}\
}
#define TOTEM_LOG_SETTER(i, T) \
{\
static bool logAccess[G_N_ELEMENTS (propertyNames)];\
if (!logAccess[i]) {\
g_debug ("NOTE: site sets property %s::%s", #T, propertyNames[i]);\
logAccess[i] = true;\
}\
}
#define TOTEM_WARN_INVOKE_UNIMPLEMENTED(i, T) \
{\
static bool logWarning[G_N_ELEMENTS (methodNames)];\
if (!logWarning[i]) {\
g_warning ("WARNING: function %s::%s is unimplemented", #T, methodNames[i]);\
logWarning[i] = true;\
}\
}
#define TOTEM_WARN_1_INVOKE_UNIMPLEMENTED(i, T) \
{\
static bool logWarning;\
if (!logWarning) {\
g_warning ("WARNING: function %s::%s is unimplemented", #T, methodNames[i]);\
logWarning = true;\
}\
}
#define TOTEM_WARN_GETTER_UNIMPLEMENTED(i, T) \
{\
static bool logWarning[G_N_ELEMENTS (propertyNames)];\
if (!logWarning[i]) {\
g_warning ("WARNING: getter for property %s::%s is unimplemented", #T, propertyNames[i]);\
logWarning[i] = true;\
}\
}
#define TOTEM_WARN_1_GETTER_UNIMPLEMENTED(i, T) \
{\
static bool logWarning;\
if (!logWarning) {\
g_warning ("WARNING: getter for property %s::%s is unimplemented", #T, propertyNames[i]);\
logWarning = true;\
}\
}
#define TOTEM_WARN_SETTER_UNIMPLEMENTED(i, T) \
{\
static bool logWarning[G_N_ELEMENTS (propertyNames)];\
if (!logWarning[i]) {\
g_warning ("WARNING: setter for property %s::%s is unimplemented", #T, propertyNames[i]);\
logWarning[i] = true;\
}\
}
#define TOTEM_WARN_1_SETTER_UNIMPLEMENTED(i, T) \
{\
static bool logWarning;\
if (!logWarning) {\
g_warning ("WARNING: setter for property %s::%s is unimplemented", #T, propertyNames[i]);\
logWarning = true;\
}\
}
#endif /* __TOTEM_NPOBJECT_H__ */
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