Cocos2dx3.0 TextField 输入中文的问题

void GLView::onGLFWCharCallback(GLFWwindow *window, unsigned int character)
{
    if (character < 128)
    {
        IMEDispatcher::sharedDispatcher()->dispatchInsertText((const char*)&character, 1);
    }
    else
    {
        long items_read = 0;
        long items_write = 0;
        char* buf = cc_utf16_to_utf8((unsigned short*)&character, 1, &items_read, &items_write);
        IMEDispatcher::sharedDispatcher()->dispatchInsertText(buf, items_write);
        free(buf);
    }    
}