Changeset 5785 in orxonox.OLD for trunk/src/lib

Timestamp:

Nov 26, 2005, 9:01:27 PM (19 years ago)

Author:

bensch

Message:

orxonox/trunk: history ok again

File:

• trunk/src/lib/shell/shell_input.cc (modified) (2 diffs)

trunk/src/lib/shell/shell_input.cc

@@ -246 +246 @@
     this->history.push_back(currentText);
     this->historyScrolling = true;
-    this->historyIT = this->history.end();
-  }
-
-  char* prevElem = *(this->historyIT--);
-  if (prevElem == NULL)
-    return;
-  else
-  {
-    this->flush();
-    this->setInputText(prevElem);
+    this->historyIT = --this->history.end();
+  }
+
+  if(this->historyIT != this->history.begin())
+  {
+    char* prevElem = *(--this->historyIT);
+    if (prevElem == NULL)
+      return;
+    else
+    {
+      this->flush();
+      this->setInputText(prevElem);
+    }
   }
 }
@@ -266 +269 @@
   if (!this->historyScrolling)
     return;
-  char* nextElem = *(this->historyIT++);
-  if (nextElem == NULL)
-    return;
-  else
-  {
-    this->flush();
-    this->setInputText(nextElem);
+  if (this->historyIT != this->history.end())
+  {
+    char* nextElem = *(++this->historyIT);
+    if (nextElem == NULL)
+      return;
+    else
+    {
+      this->flush();
+      this->setInputText(nextElem);
+    }
   }
 }