refactor string tag to name

cocos/2d/CCNode.cpp

@@ -141,8 +141,6 @@ Node::Node(void)
     kmMat4Identity(&_transform);
     kmMat4Identity(&_inverse);
     kmMat4Identity(&_additionalTransform);
-
-    memset(_strTag, sizeof(_strTag), 0);
 }
 
 Node::~Node()
@@ -596,17 +594,16 @@ void Node::setTag(int var)
     _tag = var;
 }
 
-//StrTag getter
-char* Node::getStrTag()
+//name getter
+std::string& Node::getName()
 {
-    return &(_strTag[0]);
+    return _name;
 }
 
-//StrTag setter
-void Node::setStrTag(const char* strTag)
+//name setter
+void Node::setName(const std::string& name)
 {
-    strncpy(_strTag, strTag, sizeof(_strTag)-1);
-    _strTag[sizeof(_strTag)-1] = 0;
+    _name = name;
 }
 /// userData setter
 void Node::setUserData(void *var)
@@ -712,27 +709,22 @@ Node* Node::getChildByTag(int tag)
     return nullptr;
 }
 
-Node* Node::getChildByStrTag(const char* label, bool recursive)
+Node* Node::getChildByName(const std::string& name)
 {
 
     for (auto& child : _children)
     {
-       if(child)
-       {
-            if(strncmp(child->_strTag, label, sizeof(child->_strTag)-1) == 0)
-            {
-                return child;
-            }
-            if(recursive)
-            {
-                auto found = child->getChildByStrTag(label, true);
-                if(found != nullptr)
-                {
-                    return found;
-                }
-
-            }
-       }
+   
+        if(child->_name == name)
+        {
+            return child;
+        }
+    
+        auto found = child->getChildByName(name);
+        if(found != nullptr)
+        {
+            return found;
+        }
     }
     return nullptr;
 }

cocos/2d/CCNode.h

@@ -678,7 +678,7 @@ public:
      *
      * @return the first Node object whose label equals to the input parameter
      */
-    virtual Node* getChildByStrTag(const char* label, bool recursive);
+    virtual Node* getChildByName(const std::string& name);
     /**
      * Return an array of children
      *
@@ -855,7 +855,7 @@ public:
      *
      * @return A C string that identifies the node.
      */
-    virtual char* getStrTag();
+    virtual std::string& getName();
     /**
      * Changes the string TAG that is used to identify the node easily.
      *
@@ -863,7 +863,7 @@ public:
      *
      * @param strTag   A C String that indentifies the node.
      */
-    virtual void setStrTag(const char* strTag);
+    virtual void setName(const std::string& name);
     /**
      * Returns a custom user data pointer
      *
@@ -1513,7 +1513,7 @@ protected:
 
     int _tag;                         ///< a tag. Can be any number you assigned just to identify this node
     
-    char _strTag[64];               ///<a string label, a user defined string to identify this node
+    std::string _name;               ///<a string label, a user defined string to identify this node
 
     void *_userData;                ///< A user assingned void pointer, Can be point to any cpp object
     Ref *_userObject;               ///< A user assigned Object