-/**
+/*
* Jexer - Java Text User Interface
*
- * Version: $Id$
- *
- * Author: Kevin Lamonte, <a href="mailto:kevin.lamonte@gmail.com">kevin.lamonte@gmail.com</a>
- *
* License: LGPLv3 or later
*
- * Copyright: This module is licensed under the GNU Lesser General
- * Public License Version 3. Please see the file "COPYING" in this
- * directory for more information about the GNU Lesser General Public
- * License Version 3.
+ * This module is licensed under the GNU Lesser General Public License
+ * Version 3. Please see the file "COPYING" in this directory for more
+ * information about the GNU Lesser General Public License Version 3.
*
* Copyright (C) 2015 Kevin Lamonte
*
* http://www.gnu.org/licenses/, or write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
+ *
+ * @author Kevin Lamonte [kevin.lamonte@gmail.com]
+ * @version 1
*/
package jexer.backend;
public abstract class Backend {
/**
- * The session information
+ * The session information.
*/
- public SessionInfo session;
+ protected SessionInfo sessionInfo;
/**
- * The screen to draw on
+ * Getter for sessionInfo.
+ *
+ * @return the SessionInfo
*/
- public Screen screen;
+ public final SessionInfo getSessionInfo() {
+ return sessionInfo;
+ }
+
+ /**
+ * The screen to draw on.
+ */
+ protected Screen screen;
+
+ /**
+ * Getter for screen.
+ *
+ * @return the Screen
+ */
+ public final Screen getScreen() {
+ return screen;
+ }
/**
* Subclasses must provide an implementation that syncs the logical
* screen to the physical device.
*/
- abstract public void flushScreen();
+ public abstract void flushScreen();
/**
* Subclasses must provide an implementation to get keyboard, mouse, and
* screen resize events.
*
- * @param timeout maximum amount of time (in millis) to wait for an
- * event. 0 means to return immediately, i.e. perform a poll.
- * @return events received, or an empty list if the timeout was reached
+ * @param queue list to append new events to
*/
- abstract public List<TInputEvent> getEvents(int timeout);
+ public abstract void getEvents(List<TInputEvent> queue);
/**
* Subclasses must provide an implementation that closes sockets,
* restores console, etc.
*/
- abstract public void shutdown();
+ public abstract void shutdown();
}
-