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backends/dlc/dlcmanager.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef BACKENDS_DLC_DLCMANAGER_H
+#define BACKENDS_DLC_DLCMANAGER_H
+
+#include "common/str.h"
+#include "common/str-array.h"
+#include "common/queue.h"
+#include "common/singleton.h"
+
+#include "gui/object.h"
+
+#include "backends/networking/http/request.h"
+
+namespace GUI {
+class LauncherDialog;
+}
+
+namespace DLC {
+class Store;
+struct DLCDesc;
+}
+
+namespace DLC {
+
+class DLCManager : public Common::Singleton<DLCManager>, public GUI::CommandSender {
+
+	Store *_store;
+	GUI::LauncherDialog *_launcher;
+
+	bool _isDLCDownloading = false;
+	Common::String _currentDownloadingDLC;
+
+public:
+	bool _fetchDLCs = false;
+	bool _interruptCurrentDownload = false;
+	uint32 _currentDownloadedSize;
+	Common::String _errorText;
+	Common::Array<DLCDesc*> _dlcs;
+	Common::Array<DLCDesc*> _dlcsInProgress;
+	Common::Queue<DLCDesc*> _queuedDownloadTasks;
+	
+	DLCManager();
+	virtual ~DLCManager();
+
+	void init();
+
+	// Runs only once
+	void getAllDLCs();
+
+	void refreshDLCList();
+
+	void refreshLauncherGameList();
+
+	void setLauncher(GUI::LauncherDialog *launcher);
+
+	// Add download task to queue, runs on click download button, 
+	void addDownload(uint32 idx);
+
+	bool cancelDownload(uint32 idx);
+
+	void processDownloadQueue();
+
+	Common::String getCurrentDownloadingDLC() const;
+
+	uint getDLCIdxFromId(const Common::String &id) const;
+
+	void startDownloadAsync(const Common::String &id, const Common::String &url);
+};
+
+#define DLCMan        DLC::DLCManager::instance()
+
+} // End of namespace DLC
+
+
+#endif