overte/libraries/script-engine/src/ScriptCache.h
2015-03-30 16:21:47 -07:00

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1.2 KiB
C++

//
// ScriptCache.h
// libraries/script-engine/src
//
// Created by Brad Hefta-Gaub on 2015-03-30
// Copyright 2015 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#ifndef hifi_ScriptCache_h
#define hifi_ScriptCache_h
#include <ResourceCache.h>
#include "Script.h"
class ScriptUser {
public:
virtual void scriptContentsAvailable(const QUrl& url, const QString& scriptContents) = 0;
virtual void errorInLoadingScript(const QUrl& url) = 0;
};
/// Interface for loading scripts
class ScriptCache : public QObject, public Dependency {
Q_OBJECT
SINGLETON_DEPENDENCY
public:
QString getScript(const QUrl& url, ScriptUser* scriptUser, bool& isPending); // asynchronous
//QString getScript(const QUrl& url); // blocking call
private slots:
void scriptDownloaded();
//void scriptDownloadedSyncronously();
private:
ScriptCache(QObject* parent = NULL);
QHash<QUrl, QString> _scriptCache;
QMultiMap<QUrl, ScriptUser*> _scriptUsers;
QSet<QUrl> _blockingScriptsPending;
};
#endif // hifi_ScriptCache_h