gecko-dev/dom/plugins/base/nsJSNPRuntime.h

109 строки
3.1 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 nsJSNPRuntime_h_
#define nsJSNPRuntime_h_
#include "nscore.h"
#include "npapi.h"
#include "npruntime.h"
#include "PLDHashTable.h"
#include "js/RootingAPI.h"
class nsJSNPRuntime
{
public:
static void OnPluginDestroy(NPP npp);
static void OnPluginDestroyPending(NPP npp);
};
class nsJSObjWrapperKey
{
public:
nsJSObjWrapperKey(JSObject *obj, NPP npp)
: mJSObj(obj), mNpp(npp)
{
}
bool operator==(const nsJSObjWrapperKey& other) const {
return mJSObj == other.mJSObj && mNpp == other.mNpp;
}
bool operator!=(const nsJSObjWrapperKey& other) const {
return !(*this == other);
}
void trace(JSTracer* trc) {
JS::TraceEdge(trc, &mJSObj, "nsJSObjWrapperKey");
}
nsJSObjWrapperKey(const nsJSObjWrapperKey& other)
: mJSObj(other.mJSObj),
mNpp(other.mNpp)
{}
void operator=(const nsJSObjWrapperKey& other) {
mJSObj = other.mJSObj;
mNpp = other.mNpp;
}
JS::Heap<JSObject*> mJSObj;
NPP mNpp;
};
class nsJSObjWrapper : public NPObject
{
public:
JS::Heap<JSObject *> mJSObj;
const NPP mNpp;
bool mDestroyPending;
static NPObject* GetNewOrUsed(NPP npp, JS::Handle<JSObject*> obj);
static bool HasOwnProperty(NPObject* npobj, NPIdentifier npid);
void trace(JSTracer* trc) {
JS::TraceEdge(trc, &mJSObj, "nsJSObjWrapper");
}
protected:
explicit nsJSObjWrapper(NPP npp);
~nsJSObjWrapper();
static NPObject * NP_Allocate(NPP npp, NPClass *aClass);
static void NP_Deallocate(NPObject *obj);
static void NP_Invalidate(NPObject *obj);
static bool NP_HasMethod(NPObject *, NPIdentifier identifier);
static bool NP_Invoke(NPObject *obj, NPIdentifier method,
const NPVariant *args, uint32_t argCount,
NPVariant *result);
static bool NP_InvokeDefault(NPObject *obj, const NPVariant *args,
uint32_t argCount, NPVariant *result);
static bool NP_HasProperty(NPObject * obj, NPIdentifier property);
static bool NP_GetProperty(NPObject *obj, NPIdentifier property,
NPVariant *result);
static bool NP_SetProperty(NPObject *obj, NPIdentifier property,
const NPVariant *value);
static bool NP_RemoveProperty(NPObject *obj, NPIdentifier property);
static bool NP_Enumerate(NPObject *npobj, NPIdentifier **identifier,
uint32_t *count);
static bool NP_Construct(NPObject *obj, const NPVariant *args,
uint32_t argCount, NPVariant *result);
public:
static NPClass sJSObjWrapperNPClass;
};
class nsNPObjWrapper
{
public:
static bool IsWrapper(JSObject *obj);
static void OnDestroy(NPObject *npobj);
static JSObject *GetNewOrUsed(NPP npp, JSContext *cx, NPObject *npobj);
};
bool
JSValToNPVariant(NPP npp, JSContext *cx, const JS::Value& val, NPVariant *variant);
#endif // nsJSNPRuntime_h_