Initial commit

app/src/main/java/com/termux/terminal/TerminalOutput.java

@@ -0,0 +1,26 @@
+package com.termux.terminal;
+
+import java.nio.charset.StandardCharsets;
+
+/** A client which receives callbacks from events triggered by feeding input to a {@link TerminalEmulator}. */
+public abstract class TerminalOutput {
+
+	/** Write a string using the UTF-8 encoding to the terminal client. */
+	public final void write(String data) {
+		byte[] bytes = data.getBytes(StandardCharsets.UTF_8);
+		write(bytes, 0, bytes.length);
+	}
+
+	/** Write bytes to the terminal client. */
+	public abstract void write(byte[] data, int offset, int count);
+
+	/** Notify the terminal client that the terminal title has changed. */
+	public abstract void titleChanged(String oldTitle, String newTitle);
+
+	/** Notify the terminal client that the terminal title has changed. */
+	public abstract void clipboardText(String text);
+
+	/** Notify the terminal client that a bell character (ASCII 7, bell, BEL, \a, ^G)) has been received. */
+	public abstract void onBell();
+
+}