3 files changed, 50 insertions, 2 deletions

diff --git a/node/node.pri b/node/node.pri
index 090483e..4a7d55d 100644
--- a/node/node.pri
+++ b/node/node.pri
@@ -8,7 +8,8 @@ HEADERS += \
     node/sortresult.h \
     node/keepdiceexecnode.h \
     node/countexecutenode.h \
-    node/explosedicenode.h
+    node/explosedicenode.h \
+    node/parenthesesnode.h
 
 SOURCES += \
     node/dicerollernode.cpp \
@@ -20,4 +21,5 @@ SOURCES += \
     node/sortresult.cpp \
     node/keepdiceexecnode.cpp \
     node/countexecutenode.cpp \
-    node/explosedicenode.cpp
+    node/explosedicenode.cpp \
+    node/parenthesesnode.cpp
diff --git a/node/parenthesesnode.cpp b/node/parenthesesnode.cpp
new file mode 100644
index 0000000..7bd5a6a
--- /dev/null
+++ b/node/parenthesesnode.cpp
@@ -0,0 +1,29 @@
+#include "parenthesesnode.h"
+
+ParenthesesNode::ParenthesesNode()
+{
+
+}
+void ParenthesesNode::setInternelNode(ExecutionNode* node)
+{
+    m_internalNode = node;
+}
+void ParenthesesNode::run(ExecutionNode* /*previous*/)
+{
+    if(NULL!=m_internalNode)
+    {
+        m_internalNode->run(this);
+        ExecutionNode* temp=m_internalNode;
+       while(NULL!=temp->getNextNode())
+       {
+            temp=temp->getNextNode();
+       }
+       m_result = m_internalNode->getResult();
+    }
+
+
+    if(NULL!=m_nextNode)
+    {
+        m_nextNode->run(this);
+    }
+}
diff --git a/node/parenthesesnode.h b/node/parenthesesnode.h
new file mode 100644
index 0000000..3347ba4
--- /dev/null
+++ b/node/parenthesesnode.h
@@ -0,0 +1,17 @@
+#ifndef PARENTHESESNODE_H
+#define PARENTHESESNODE_H
+
+#include "executionnode.h"
+
+class ParenthesesNode : public ExecutionNode
+{
+public:
+    ParenthesesNode();
+    virtual void run(ExecutionNode* previous = NULL)=0;
+
+    void setInternelNode(ExecutionNode* node);
+private:
+    ExecutionNode* m_internalNode;
+};
+
+#endif // PARENTHESESNODE_H