1 files changed, 25 insertions, 2 deletions
diff --git a/src/lockedarray.h b/src/lockedarray.h
index 2b4b099d..c4c83ea9 100644
--- a/src/lockedarray.h
+++ b/src/lockedarray.h
@@ -44,7 +44,7 @@ class LockedArray
         bool isLocked() const { return mLocked; };
 
         T getEntry() const { return mData[mCurEntry]; };
-        void setEntry(T entry) { mData[mCurEntry] = entry; };
+        void setEntry(T entry) { mData[mCurEntry] = entry; mFilled = true; };
 
         void next();
         void prev();
@@ -53,6 +53,11 @@ class LockedArray
 
         unsigned int getSize() const { return mSize; };
 
+        /**
+         * Clears the array without changing size or data type
+         */
+        void clear();
+
     protected:
         unsigned int mSize;
 
@@ -60,11 +65,14 @@ class LockedArray
 
         unsigned int mCurEntry;
         bool mLocked;
+
+        bool mFilled;
 };
 
 template<class T>
 LockedArray<T>::LockedArray(unsigned int size):
-    mSize(size), mData(new T[size]), mCurEntry(0), mLocked(false)
+    mSize(size), mData(new T[size]), mCurEntry(0), mLocked(false),
+    mFilled(false)
 {
     std::fill_n(mData, mSize, (T)0);
 }
@@ -105,4 +113,19 @@ void LockedArray<T>::select(unsigned int pos)
         mCurEntry = 0;
 }
 
+template<class T>
+void LockedArray<T>::clear()
+{
+    if (!mFilled) return;
+
+    delete [] mData;
+
+    mData = new T[mSize];
+
+    std::fill_n(mData, mSize, (T)0);
+
+    mCurEntry = 0;
+
+    mLocked = false;
+}
 #endif