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Merge pull request #14097 from TheCodez/patch-1 

Add missing getChildByTag<>() api
This commit is contained in:
pandamicro 2015-10-10 09:43:46 +08:00
parent 5a4ccf25dd 493d95c3f6
commit ee3399a4a4
1 changed files with 11 additions and 0 deletions
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11
cocos/2d/CCNode.h
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@ -769,6 +769,17 @@ public:
* Please use `getChildByName()` instead. * Please use `getChildByName()` instead.
*/ */
virtual Node * getChildByTag(int tag) const; virtual Node * getChildByTag(int tag) const;
/**
* Gets a child from the container with its tag that can be cast to Type T.
*
* @param tag An identifier to find the child node.
*
* @return a Node with the given tag that can be cast to Type T.
*/
template <typename T>
inline T getChildByTag(int tag) const { return static_cast<T>(getChildByTag(tag)); }
/** /**
* Gets a child from the container with its name. * Gets a child from the container with its name.
* *