From 3eaecb641fd8328212e6c503bc056794f7290b17 Mon Sep 17 00:00:00 2001
From: Robert Zorko <robertz@gurucue.com>
Date: Fri, 18 Sep 2015 14:39:14 +0200
Subject: changes for th latest changes

---
 js/prolog.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'js/prolog.js')

diff --git a/js/prolog.js b/js/prolog.js
index 29ceb3d..fad1dd4 100644
--- a/js/prolog.js
+++ b/js/prolog.js
@@ -8,6 +8,7 @@
 
     var makePrologTerminalHandler = function (jqConsole, editor, problem_id, activityHandler) {
         var promptMode = true, // default: query composition; alternative: query result browsing
+            manualStop = false, // if the user stopped showing next answers (false) or if there are no more answers (true)
             terminal = codeq.makeConsole(jqConsole, {
                 'greeting': 'CodeQ Prolog terminal proxy'
             }),
@@ -24,7 +25,7 @@
                 }
                 if (promptMode) {
                     terminal.setLineBuffered();
-                    terminal.append('.\n?- ', 'output');
+                    terminal.append(manualStop ? '?- ' : '.\n?- ', 'output');
                 }
             },
             tcf = function terminalCommandFailed (error) {
@@ -49,6 +50,7 @@
         terminal.onInput = function (command) {
             if (promptMode) {
                 promptMode = false;
+                manualStop = false;
                 terminal.setNotBuffered();
                 return codeq.comms.sendQuery({
                     'problem_id': problem_id,
@@ -70,6 +72,7 @@
                 }
                 else {
                     // stop searching for answers
+                    manualStop = true;
                     return codeq.comms.sendQuery({
                         'problem_id': problem_id,
                         'step': 'end',
-- 
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