coco2d-x save xml

*.h

{

#ifndef __MUSICLAYER_H__
#define __MUSICLAYER_H__
#include "cocos2d.h"
#include "cocos/ui/UIButton.h"
#include "cocos/ui/UIEditBox/UIEditBox.h"
#include "extensions/GUI/CCScrollView/CCTableView.h"
#include "SimpleAudioEngine.h"
#include <vector>
#include "iconv/UTF8.h"
#include "xml/XML.h"
#include "socket/Private/MemoryPool.h"
using namespace cocos2d;
using namespace ui;
using namespace CocosDenshion;
using namespace extension;
using namespace std;



class CustomTableViewCell : public TableViewCell
{
public:
    virtual void draw(cocos2d::Renderer *renderer, const cocos2d::Mat4 &transform, uint32_t flags) override;
};

class MusicLayer:public LayerColor, 
    EditBoxDelegate, 
    TableViewDataSource,
    TableViewDelegate
{
    int m_TableNum = 0;
    vector<string> m_ListPath;
    float m_CreateCellTime = 0.0f;
    TiXmlDocument *m_XMLDoc = nullptr;
    MemoryPool m_MemoryPool;
public:
    void inits();
    void free();
    MusicLayer();
    ~MusicLayer();
private:
    void OnCallback(cocos2d::Ref* pSender);
    virtual bool onTouchBegan(Touch *touch, Event *unused_event) override;

    virtual void editBoxEditingDidBegin(EditBox* editBox)override;
    CC_DEPRECATED_ATTRIBUTE virtual void editBoxEditingDidEnd(EditBox* editBox)override;
    virtual void editBoxTextChanged(EditBox* editBox, const std::string& text)override;
    virtual void editBoxReturn(EditBox* editBox)override;
    virtual void editBoxEditingDidEndWithAction(EditBox* editBox, EditBoxDelegate::EditBoxEndAction action)override;

    virtual void scrollViewDidScroll(ScrollView* view) override {}
    virtual void scrollViewDidZoom(ScrollView* view) override {}
    virtual void tableCellTouched(TableView* table, TableViewCell* cell)override;
    virtual Size tableCellSizeForIndex(TableView *table, ssize_t idx)override;
    virtual TableViewCell* tableCellAtIndex(TableView *table, ssize_t idx)override;
    virtual ssize_t numberOfCellsInTableView(TableView *table)override;
private:
    void initFileSearchPathLayer();
    void initPlayLayer();
    void initTableView();
    void refreshCellItem(Ref*node,ssize_t idx);
    void createXMLSavePathName(string filename);
    void addPath(string path);
    void addPathChild(string path, string data);
    void refreshTableView();

};
#endif // !__MUSICLAYER_H__

*.cpp

{

#include "MusicLayer.h"
#ifdef _WIN32
#include "ATBAudioEngine/ATBAudioEngine.h"
#endif




#define DISPLAY Director::getInstance()->getVisibleSize()
#define displayex Director::getInstance()->getVisibleSize()

MusicLayer::MusicLayer()
{
    this->inits();
    
}

MusicLayer::~MusicLayer()
{
    this->free();
}

void MusicLayer::free()
{
    if (m_XMLDoc != nullptr)
    {
        m_XMLDoc->SaveFile((FileUtils::getInstance()->getWritablePath() + "MusicData.xml").c_str());
        XML::GetInstance()->free(m_XMLDoc);
    }
}

void MusicLayer::inits()
{
    log("MusicLayer init");


    FileUtils::getInstance()->addSearchPath(FileUtils::getInstance()->getWritablePath());


    this->setTouchEnabled(true);
    auto ELTOBO = EventListenerTouchOneByOne::create();
    ELTOBO->setSwallowTouches(true);
    ELTOBO->onTouchBegan = std::move(std::bind(&MusicLayer::onTouchBegan, this, std::placeholders::_1, std::placeholders::_2));
    this->getEventDispatcher()->addEventListenerWithSceneGraphPriority(ELTOBO, this);
    //this->getEventDispatcher()->addEventListenerWithFixedPriority();
    //this->getEventDispatcher()->addCustomEventListener();

    string file("res/Button.png");
    auto btn = cocos2d::ui::Button::create(file, file, file);
    btn->setColor(Color3B(24, 48, 64));
    btn->setPressedActionEnabled(true);
    btn->setScale9Enabled(true);
    btn->setContentSize(Size(100, 50));
    btn->setPosition(Vec2(displayex.width - btn->getContentSize().width / 2,
        displayex.height - btn->getContentSize().height / 2));
    btn->setTitleColor(Color3B::BLUE);
    btn->setTitleFontSize(50);
    btn->setName("X");
    btn->setTitleText("X");
    btn->addClickEventListener(std::bind(&MusicLayer::OnCallback, this, std::placeholders::_1));
    this->addChild(btn);


    this->initFileSearchPathLayer();

    this->initPlayLayer();

    this->initTableView();

    this->createXMLSavePathName(FileUtils::getInstance()->getWritablePath() + "MusicData.xml");

    this->refreshTableView();
}

void MusicLayer::initFileSearchPathLayer()
{
    //seting layer
    auto setLayer = LayerColor::create(Color4B(24, 48, 64, 255));
    setLayer->setContentSize(Size(displayex.width / 3, displayex.height - 50));
    setLayer->setPosition(0, 50);
    setLayer->setName("setLayer");
    this->addChild(setLayer, 1);

    string file("res/Button.png");
    auto btn = cocos2d::ui::Button::create(file, file, file);
    btn->setColor(Color3B(24, 48, 64));
    btn->setPressedActionEnabled(true);
    btn->setScale9Enabled(true);
    btn->setContentSize(Size(setLayer->getContentSize().width - 100, 40));
    btn->setPosition(Vec2(setLayer->getContentSize().width / 2,
        setLayer->getContentSize().height - btn->getContentSize().height / 2));
    btn->setTitleColor(Color3B::BLUE);
    btn->setTitleFontSize(30);
    btn->setName("Search");
    btn->setTitleText("SEARCH");
    btn->addClickEventListener(std::bind(&MusicLayer::OnCallback, this, std::placeholders::_1));
    setLayer->addChild(btn);
}

void MusicLayer::initPlayLayer()
{
    //player layer
    auto playLayer = LayerColor::create(Color4B(16, 65, 86, 255));
    playLayer->setContentSize(Size(displayex.width, 50));
    this->addChild(playLayer, 1);



    string file("res/Button.png");
    auto btn = cocos2d::ui::Button::create(file, file, file);
    btn->setColor(Color3B(24, 48, 64));
    btn->setPosition(Vec2(playLayer->getContentSize().width / 2,
        playLayer->getContentSize().height / 2));
    btn->setPressedActionEnabled(true);
    btn->setScale9Enabled(true);
    btn->setContentSize(Size(100, 50));
    btn->setTitleColor(Color3B::BLUE);
    btn->setTitleFontSize(20);
    btn->setName("play");
    btn->setTitleText("PLAY");
    btn->addClickEventListener(std::bind(&MusicLayer::OnCallback, this, std::placeholders::_1));
    playLayer->addChild(btn);
}

void MusicLayer::initTableView()
{
    auto setLayer = this->getChildByName("setLayer");
    auto tableView = TableView::create(this, Size(setLayer->getContentSize().width, setLayer->getContentSize().height - 50));
    tableView->setColor(Color3B(13, 64, 98));
    tableView->setName("tableView");
    tableView->setContentSize(Size(setLayer->getContentSize().width, setLayer->getContentSize().height - 100));
    tableView->setDirection(ScrollView::Direction::VERTICAL);
    tableView->setDelegate(this);
    tableView->setTouchEnabled(true);
    tableView->reloadData();
    setLayer->addChild(tableView);
}

void MusicLayer::createXMLSavePathName(string filename)
{
    auto doc = XML::GetInstance()->create();
    ssize_t size = 0;
    auto retData = FileUtils::getInstance()->getFileData(filename, "rb+", &size);
    char *data = (char*)(m_MemoryPool.Allocate(size + 1));
    memcpy(data, retData, size);
    std::cout << data << std::endl;

    doc->Parse((const char*)(data));

    if (!retData)
    {
        m_XMLDoc = doc;
        XML::GetInstance()->createRoot(doc, "root");
    }
    else
    {
        XML::GetInstance()->free(doc);
        m_XMLDoc = new TiXmlDocument();
        m_XMLDoc->Parse((const char*)(data));

        auto root = m_XMLDoc->FirstChildElement("root");
        for (auto i = root->FirstChildElement(); i != nullptr; i = i->NextSiblingElement())
        {
            if (i != nullptr)
            {
                auto text = i->GetText();
                if (text != nullptr)
                {
                    FileUtils::getInstance()->addSearchPath(text);
                    for (auto j = i->FirstChildElement(); j != nullptr; j = j->NextSiblingElement())
                    {
                        std::cout << j->GetText() << std::endl;
                        this->m_ListPath.push_back(j->GetText());
                        this->m_TableNum++;
                    }
                }
            }
        }

    }
}

void MusicLayer::addPath(string path)
{
    if (m_XMLDoc != nullptr)
    {
        auto node = XML::GetInstance()->createNode("path");
        auto text = XML::GetInstance()->createText(path);
        node->LinkEndChild(text);
        this->m_XMLDoc->RootElement()->LinkEndChild(node);
    }
}

void MusicLayer::addPathChild(string path, string data)
{
    if (m_XMLDoc != nullptr)
    {
        auto root = this->m_XMLDoc->RootElement()->FirstChildElement();
        for (auto i = root; i != nullptr; i = root->NextSiblingElement())
        {
            std::cout << i->GetText() << std::endl;
            if (i->GetText() == path)
            {
                auto node = XML::GetInstance()->createNode("child");
                auto text = XML::GetInstance()->createText(data);
                node->LinkEndChild(text);
                i->LinkEndChild(node);
                break;
            }
        }

    }
}

void MusicLayer::refreshTableView()
{
    auto setLayer = this->getChildByName("setLayer");
    if (setLayer != nullptr)
    {
        TableView *tableView = (TableView*)(setLayer->getChildByName("tableView"));
        if (tableView != nullptr)
        {
            tableView->reloadData();
        }
    }
}




void MusicLayer::OnCallback(cocos2d::Ref* pSender)
{
    string name = ((Node*)(pSender))->getName();
    if (name == "play")
    {
        SimpleAudioEngine::getInstance()->playBackgroundMusic("D:/Audio/YZFHKMS-H.mp3", true);
    }
    else if (name == "X")
    {
        auto action = Sequence::create(MoveTo::create(0.2f, Vec3(-(displayex.width), 0, 0)),
            DelayTime::create(0.1f),
            CallFunc::create([=]()
        {
            this->removeFromParent();
        }), nullptr);
        this->runAction(action);
    }
    else if (name == "Search")
    {
        auto editBox = this->getChildByName("path");
        if (!(editBox))
        {
            auto edit = ui::EditBox::create(Size(400, 50), "res/input.png");
            edit->setPosition(Vec2(displayex.width / 2 + 10, displayex.height - edit->getContentSize().height / 2));
            edit->setName("path");
            edit->setTag(0);
            this->addChild(edit);
            edit->setDelegate(this);
        }
        else
        {
            if (editBox->getTag() == 0)
            {
                editBox->runAction(MoveTo::create(0.2f, Vec3(displayex.width / 2 + 10, displayex.height - editBox->getContentSize().height / 2, 0)));
                editBox->setTag(1);
            }
            else if (editBox->getTag() == 1)
            {
                editBox->runAction(MoveTo::create(0.2f, Vec3(-(editBox->getContentSize().width), editBox->getPosition().y, 0)));
                editBox->setTag(0);
            }
        }
    }
    else if (name == "path")
    {
        log("path");
    }
}

void MusicLayer::editBoxEditingDidBegin(EditBox* editBox)
{
    log("editBoxEditingDidBegin");
}
void MusicLayer::editBoxEditingDidEnd(EditBox* editBox)
{
    log("editBoxEditingDidEnd");
}
void MusicLayer::editBoxTextChanged(EditBox* editBox, const std::string& text)
{
    log("editBoxTextChanged");
}
void MusicLayer::editBoxReturn(EditBox* editBox)
{
    string str = editBox->getText();
    editBox->setTag(0);
    if (str == "")
    {
        log("editBoxReturn: %s", "NULL");
        editBox->runAction(MoveTo::create(0.2f, Vec3(-(editBox->getContentSize().width), editBox->getPosition().y, 0)));
        return;
    }
    else
    {
        log("editBoxReturn: %s", str.c_str());
    }

    auto setLayer = this->getChildByName("setLayer");
    TableView *tableView = (TableView*)(setLayer->getChildByName("tableView"));
    tableView->reloadData();

    
    auto sePath = FileUtils::getInstance()->getSearchPaths();
    bool isExist = false;
    for (auto sp = sePath.begin(); sp != sePath.end(); sp++)
    {
        if (str.c_str()[str.length() - 1] != '/')
        {
            str.push_back('/');
        }
        if ((*sp) == str)
        {
            isExist = true; break;
        }
    }
    //如果路径不存在
    if (!isExist)
    {
        FileUtils::getInstance()->addSearchPath(str);
        this->addPath(str);

        auto VV = FileUtils::getInstance()->listFiles(str);
        for (auto i = VV.begin(); i != VV.end(); i++)
        {
            auto is_0 = i->find("./", 0);
            auto is_1 = i->find("../", 0);
            int pos = 0;
            int sPos = 0;
            char tmp[128] = { 0 };
            if (is_0 == -1 && is_1 == -1)
            {
                log("%s", i->c_str());
                pos = i->find(".mp3", 0);
                if (pos != 0 && pos != -1)
                {
                    for (int j = i->size(); j >= 0; j--)
                    {
                        if ((i->c_str())[j] == '/')
                        {
                            sPos = j;
                            break;
                        }
                    }
                    memcpy(tmp, i->c_str() + sPos + 1, (i->size() - sPos));
                    this->addPathChild(str, tmp);
                    this->m_ListPath.push_back(tmp);
                    this->m_TableNum++;
                }
            }
        }
    }

    tableView->reloadData();

    editBox->runAction(MoveTo::create(0.2f, Vec3(-(editBox->getContentSize().width), editBox->getPosition().y, 0)));

}
void MusicLayer::editBoxEditingDidEndWithAction(EditBox* editBox, EditBoxDelegate::EditBoxEndAction action)
{

    log("editBoxEditingDidEndWithAction");
}

void CustomTableViewCell::draw(Renderer *renderer, const Mat4 &transform, uint32_t flags)
{
    TableViewCell::draw(renderer, transform, flags);
    // draw bounding box
    //auto pos = getPosition();
    //auto size = Size(178, 200);
    //Vec2 vertices[4] = {
    //    Vec2(pos.x + 1, pos.y + 1),
    //    Vec2(pos.x + size.width - 1, pos.y + 1),
    //    Vec2(pos.x + size.width - 1, pos.y + size.height - 1),
    //    Vec2(pos.x + 1, pos.y + size.height - 1),
    //};
    //DrawPrimitives::drawColor4B(0, 0, 255, 255);
    //DrawPrimitives::drawPoly(vertices, 4, true);
}
void MusicLayer::tableCellTouched(TableView* table, TableViewCell* cell)
{
    CCLOG("cell touched at index: %ld", static_cast<long>(cell->getIdx()));
    string file = m_ListPath[(int)(cell->getIdx())].c_str();
    log("tableCellTouched %s", file.c_str());
    log("fullPathForFilename %s", FileUtils::getInstance()->fullPathForFilename(file).c_str());
    string GB2312File = UTF8::GetInstance()->UTF_8_TO_GB2312(FileUtils::getInstance()->fullPathForFilename(file));
    string utf8File = FileUtils::getInstance()->fullPathForFilename(file);
#ifdef _WIN32
    ATBAE::GetInstance()->PauseAllMusicAndEffects();
    ATBAE::GetInstance()->LoadMusicsAndPlay(GB2312File);
#else
    SimpleAudioEngine::getInstance()->playBackgroundMusic(utf8File.c_str(), true);
#endif
}
Size MusicLayer::tableCellSizeForIndex(TableView *table, ssize_t idx)
{
    return Size(displayex.width / 3 - 10, 50);
}
TableViewCell* MusicLayer::tableCellAtIndex(TableView *table, ssize_t idx)
{
    //auto string = StringUtils::format("%ld", static_cast<long>(idx));
    TableViewCell *cell = table->dequeueCell();
    if (!cell)
    {
        cell = new (std::nothrow) CustomTableViewCell();
        cell->autorelease();

        auto sprite = Sprite::create("res/Button.png");
        sprite->setAnchorPoint(Vec2::ZERO);
        sprite->setColor(Color3B(24, 48, 64));
        sprite->setPosition(Vec2(displayex.width / 2, 0));
        sprite->setContentSize(Size(displayex.width / 3 - 10, 50));
        sprite->setTag(123);
        cell->addChild(sprite);

        auto label = Label::createWithSystemFont(m_ListPath[idx], "Helvetica", 21.0F);
        label->setAnchorPoint(Vec2(0.0f, 0.5f));
        label->setPosition(Vec2(10, sprite->getContentSize().height / 2));
        label->setTag(123);
        sprite->addChild(label);
        sprite->runAction(MoveTo::create(m_CreateCellTime,Vec3(0,0,0)));
        m_CreateCellTime += 0.2f;
        log("create cell ");
    }
    else
    {
        //auto label = (Label*)(cell->getChildByTag(123)->getChildByTag(123));
        //label->setString(string);
        //label->setAnchorPoint(Vec2(0.0f, 0.5f));
        //label->setPosition(Vec2(0, label->getPosition().y));
        //log("update cell set string %s",string.c_str());
        this->refreshCellItem((Ref*)(cell), idx);
    }
    return cell;
}
void MusicLayer::refreshCellItem(Ref*node, ssize_t idx)
{
    auto label = (Label*)(((Node*)(node))->getChildByTag(123)->getChildByTag(123));
    label->setString(m_ListPath[(int)(idx)]);
}
ssize_t MusicLayer::numberOfCellsInTableView(TableView *table)
{
    log("cell num");
    return m_TableNum;
}

bool MusicLayer::onTouchBegan(Touch *pTouch, Event *pEvent)
{
    log("touch MusicLayer");
    return true;
}

 

}

}