#include "config.h"
#include "ScriptState.h"
#include "Frame.h"
#include "JSDOMWindowBase.h"
#include "Node.h"
#include "Page.h"
#include "WorkerContext.h"
#include "WorkerScriptController.h"
#include <heap/StrongInlines.h>
#include <interpreter/CallFrame.h>
#include <runtime/JSGlobalObject.h>
#if ENABLE(WORKERS)
#include "JSWorkerContext.h"
#endif
namespace WebCore {
ScriptStateProtectedPtr::~ScriptStateProtectedPtr()
{
}
ScriptStateProtectedPtr::ScriptStateProtectedPtr(ScriptState* scriptState)
: m_globalObject(scriptState->globalData(), scriptState->lexicalGlobalObject())
{
}
ScriptState* ScriptStateProtectedPtr::get() const
{
if (m_globalObject)
return const_cast<JSC::JSGlobalObject*>(m_globalObject.get())->globalExec();
return 0;
}
DOMWindow* domWindowFromScriptState(ScriptState* scriptState)
{
JSC::JSGlobalObject* globalObject = scriptState->lexicalGlobalObject();
if (!globalObject->inherits(&JSDOMWindowBase::s_info))
return 0;
return JSC::jsCast<JSDOMWindowBase*>(globalObject)->impl();
}
ScriptExecutionContext* scriptExecutionContextFromScriptState(ScriptState* scriptState)
{
JSC::JSGlobalObject* globalObject = scriptState->lexicalGlobalObject();
if (!globalObject->inherits(&JSDOMGlobalObject::s_info))
return 0;
return JSC::jsCast<JSDOMGlobalObject*>(globalObject)->scriptExecutionContext();
}
bool evalEnabled(ScriptState* scriptState)
{
JSC::JSGlobalObject* globalObject = scriptState->lexicalGlobalObject();
return globalObject->evalEnabled();
}
void setEvalEnabled(ScriptState* scriptState, bool enabled)
{
JSC::JSGlobalObject* globalObject = scriptState->lexicalGlobalObject();
return globalObject->setEvalEnabled(enabled);
}
ScriptState* mainWorldScriptState(Frame* frame)
{
JSDOMWindowShell* shell = frame->script()->windowShell(mainThreadNormalWorld());
return shell->window()->globalExec();
}
ScriptState* scriptStateFromNode(DOMWrapperWorld* world, Node* node)
{
if (!node)
return 0;
Document* document = node->document();
if (!document)
return 0;
Frame* frame = document->frame();
if (!frame)
return 0;
if (!frame->script()->canExecuteScripts(NotAboutToExecuteScript))
return 0;
return frame->script()->globalObject(world)->globalExec();
}
ScriptState* scriptStateFromPage(DOMWrapperWorld* world, Page* page)
{
return page->mainFrame()->script()->globalObject(world)->globalExec();
}
#if ENABLE(WORKERS)
ScriptState* scriptStateFromWorkerContext(WorkerContext* workerContext)
{
return workerContext->script()->workerContextWrapper()->globalExec();
}
#endif
}