(svn r23240) -Codechange: rework the code of the download status window

src/network/network_content_gui.h

@@ -0,0 +1,51 @@
+/* $Id$ */
+
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD 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, version 2.
+ * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file network_content_gui.h User interface for downloading files. */
+
+#ifndef NETWORK_CONTENT_GUI_H
+#define NETWORK_CONTENT_GUI_H
+
+#include "network_content.h"
+#include "../window_gui.h"
+
+/** Widgets used by this window */
+enum NetworkContentDownloadStatusWindowWidgets {
+	NCDSWW_BACKGROUND, ///< Background
+	NCDSWW_CANCELOK,   ///< (Optional) Cancel/OK button
+};
+
+/** Base window for showing the download status of content */
+class BaseNetworkContentDownloadStatusWindow : public Window, ContentCallback {
+protected:
+	uint total_bytes;      ///< Number of bytes to download
+	uint downloaded_bytes; ///< Number of bytes downloaded
+	uint total_files;      ///< Number of files to download
+	uint downloaded_files; ///< Number of files downloaded
+
+	uint32 cur_id; ///< The current ID of the downloaded file
+	char name[48]; ///< The current name of the downloaded file
+
+public:
+	/**
+	 * Create the window with the given description.
+	 * @param desc  The description of the window.
+	 */
+	BaseNetworkContentDownloadStatusWindow(const WindowDesc *desc);
+
+	/**
+	 * Free everything associated with this window.
+	 */
+	~BaseNetworkContentDownloadStatusWindow();
+
+	virtual void DrawWidget(const Rect &r, int widget) const;
+	virtual void OnDownloadProgress(const ContentInfo *ci, int bytes);
+};
+
+#endif /* NETWORK_CONTENT_GUI_H */