InjectedBundleScriptWorld.cpp [plain text]
#include "config.h"
#include "InjectedBundleScriptWorld.h"
#include <WebCore/DOMWrapperWorld.h>
#include <WebCore/ScriptController.h>
#include <wtf/HashMap.h>
#include <wtf/NeverDestroyed.h>
using namespace WebCore;
namespace WebKit {
typedef HashMap<DOMWrapperWorld*, InjectedBundleScriptWorld*> WorldMap;
static WorldMap& allWorlds()
{
static NeverDestroyed<WorldMap> map;
return map;
}
Ref<InjectedBundleScriptWorld> InjectedBundleScriptWorld::create()
{
return adoptRef(*new InjectedBundleScriptWorld(ScriptController::createWorld()));
}
PassRefPtr<InjectedBundleScriptWorld> InjectedBundleScriptWorld::getOrCreate(DOMWrapperWorld& world)
{
if (&world == &mainThreadNormalWorld())
return normalWorld();
if (InjectedBundleScriptWorld* existingWorld = allWorlds().get(&world))
return existingWorld;
return adoptRef(new InjectedBundleScriptWorld(&world));
}
InjectedBundleScriptWorld* InjectedBundleScriptWorld::normalWorld()
{
static InjectedBundleScriptWorld* world = adoptRef(new InjectedBundleScriptWorld(&mainThreadNormalWorld())).leakRef();
return world;
}
InjectedBundleScriptWorld::InjectedBundleScriptWorld(PassRefPtr<DOMWrapperWorld> world)
: m_world(world)
{
ASSERT(!allWorlds().contains(m_world.get()));
allWorlds().add(m_world.get(), this);
}
InjectedBundleScriptWorld::~InjectedBundleScriptWorld()
{
ASSERT(allWorlds().contains(m_world.get()));
allWorlds().remove(m_world.get());
}
DOMWrapperWorld& InjectedBundleScriptWorld::coreWorld() const
{
return *m_world.get();
}
void InjectedBundleScriptWorld::clearWrappers()
{
m_world->clearWrappers();
}
}