Expose ECMA48 Reader and Writer

[fanfix.git] / src / jexer / backend / ECMA48Backend.java

diff --git a/src/jexer/backend/ECMA48Backend.java b/src/jexer/backend/ECMA48Backend.java
index 5dfac6d4ae9570dfdaef550efa3010715910b52f..62fae34b609e25647b27f9bce1603d98542298f1 100644 (file)
--- a/src/jexer/backend/ECMA48Backend.java
+++ b/src/jexer/backend/ECMA48Backend.java
@@ -1,29 +1,27 @@
 /*
  * Jexer - Java Text User Interface
  *
- * License: LGPLv3 or later
+ * The MIT License (MIT)
  *
- * 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) 2016 Kevin Lamonte
  *
- *     Copyright (C) 2015  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:
  *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 3 of
- * the License, or (at your option) any later version.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
  *
- * 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 Lesser General Public
- * License along with this program; if not, see
- * http://www.gnu.org/licenses/, or write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
+ * 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
@@ -32,6 +30,8 @@ package jexer.backend;
 
 import java.io.InputStream;
 import java.io.OutputStream;
+import java.io.PrintWriter;
+import java.io.Reader;
 import java.io.UnsupportedEncodingException;
 import java.util.List;
 
@@ -82,6 +82,56 @@ public final class ECMA48Backend extends Backend {
         terminal.flush();
     }
 
+    /**
+     * Public constructor.
+     *
+     * @param listener the object this backend needs to wake up when new
+     * input comes in
+     * @param input the InputStream underlying 'reader'.  Its available()
+     * method is used to determine if reader.read() will block or not.
+     * @param reader a Reader connected to the remote user.
+     * @param writer a PrintWriter connected to the remote user.
+     * @param setRawMode if true, set System.in into raw mode with stty.
+     * This should in general not be used.  It is here solely for Demo3,
+     * which uses System.in.
+     * @throws IllegalArgumentException if input, reader, or writer are null.
+     */
+    public ECMA48Backend(final Object listener, final InputStream input,
+        final Reader reader, final PrintWriter writer,
+        final boolean setRawMode) {
+
+        // Create a terminal and explicitly set stdin into raw mode
+        terminal = new ECMA48Terminal(listener, input, reader, writer,
+            setRawMode);
+
+        // Keep the terminal's sessionInfo so that TApplication can see it
+        sessionInfo = terminal.getSessionInfo();
+
+        // Create a screen
+        screen = new ECMA48Screen(terminal);
+
+        // Clear the screen
+        terminal.getOutput().write(terminal.clearAll());
+        terminal.flush();
+    }
+
+    /**
+     * Public constructor.
+     *
+     * @param listener the object this backend needs to wake up when new
+     * input comes in
+     * @param input the InputStream underlying 'reader'.  Its available()
+     * method is used to determine if reader.read() will block or not.
+     * @param reader a Reader connected to the remote user.
+     * @param writer a PrintWriter connected to the remote user.
+     * @throws IllegalArgumentException if input, reader, or writer are null.
+     */
+    public ECMA48Backend(final Object listener, final InputStream input,
+        final Reader reader, final PrintWriter writer) {
+
+        this(listener, input, reader, writer, false);
+    }
+
     /**
      * Sync the logical screen to the physical device.
      */