+++ /dev/null
-/*
- * Jexer - Java Text User Interface
- *
- * The MIT License (MIT)
- *
- * Copyright (C) 2019 Kevin Lamonte
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * @author Kevin Lamonte [kevin.lamonte@gmail.com]
- * @version 1
- */
-package jexer.backend;
-
-import java.util.List;
-
-import jexer.event.TInputEvent;
-
-/**
- * HeadlessBackend
- */
-public class HeadlessBackend extends LogicalScreen implements Backend {
-
- // ------------------------------------------------------------------------
- // Variables --------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * The session information.
- */
- private SessionInfo sessionInfo;
-
- // ------------------------------------------------------------------------
- // Constructors -----------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Public constructor.
- */
- public HeadlessBackend() {
- sessionInfo = new TSessionInfo(width, height);
- }
-
- // ------------------------------------------------------------------------
- // Backend ----------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Getter for sessionInfo.
- *
- * @return the SessionInfo
- */
- public final SessionInfo getSessionInfo() {
- return sessionInfo;
- }
-
- /**
- * Get a Screen, which displays the text cells to the user.
- *
- * @return the Screen
- */
- public Screen getScreen() {
- return this;
- }
-
- /**
- * Subclasses must provide an implementation that syncs the logical
- * screen to the physical device.
- */
- public void flushScreen() {
- // NOP
- }
-
- /**
- * Check if there are events in the queue.
- *
- * @return if true, getEvents() has something to return to the application
- */
- public boolean hasEvents() {
- return false;
- }
-
- /**
- * Subclasses must provide an implementation to get keyboard, mouse, and
- * screen resize events.
- *
- * @param queue list to append new events to
- */
- public void getEvents(List<TInputEvent> queue) {
- // NOP
- }
-
- /**
- * Subclasses must provide an implementation that closes sockets,
- * restores console, etc.
- */
- public void shutdown() {
- // NOP
- }
-
- /**
- * Set listener to a different Object.
- *
- * @param listener the new listening object that run() wakes up on new
- * input
- */
- public void setListener(final Object listener) {
- // NOP
- }
-
- /**
- * Reload backend options from System properties.
- */
- public void reloadOptions() {
- // NOP
- }
-
-}