@Override public boolean onKeyDown(int keyCode, KeyEvent event) {
        switch (keyCode) {
..snip..
case KeyEvent.KEYCODE_MENU:
        // Si presionas la tecla "Menu"...
        String recText = "[INFO] Selecciona algo primero...";
    try {
        InputConnection inputConn = getCurrentInputConnection();
        ExtractedTextRequest textReq = new ExtractedTextRequest();
        textReq.flags = 0;
        textReq.token = 1;
        textReq.hintMaxChars = 1024;
        textReq.hintMaxLines = 20;
        recText = inputConn.getExtractedText(textReq, 0).text.toString();
        recText = "The input box has this content : \n".concat(recText);
        Toast.makeText(SoftKeyboard.this, recText, Toast.LENGTH_LONG).show();
    } catch (Throwable t) {
    }
    break;
..snip..