YiBundle.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_BUNDLE_H_
#define _YI_BUNDLE_H_

#include "binding/YiScriptableObject.h"
#include "framework/YiAny.h"
#include "framework/YiPredef.h"
#include "utility/YiError.h"
#include "utility/YiString.h"

class CYIBundle : public CYIScriptableObject
{
public:
    CYIBundle();

    CYIBundle(const CYIBundle &bundle);

    virtual ~CYIBundle();

    CYIBundle & operator=(const CYIBundle &bundle);

    template <typename T>
    void    Put(const CYIString &key, T value);

    template <typename T>
    bool Get(const CYIString &key, T *pValue) const;

    template <typename T>
    T GetWithDefault(const CYIString &key, const T &defaultValue) const;

    template <typename T>
    T Get(const CYIString &key) const;

    bool IsKeyPresent(const CYIString &key) const;

    void    Clear();

protected:
    virtual void OnDataModified(const CYIString &key);

private:
    std::map<CYIString, CYIAny> m_data;
};

template <typename T>
void CYIBundle::Put(const CYIString &key, T value)
{
    m_data[key] = CYIAny(value);
    OnDataModified(key);
}

template <typename T>
bool CYIBundle::Get(const CYIString &key, T *pValue) const
{
    std::map<CYIString, CYIAny>::const_iterator element = m_data.find(key);

    if (element != m_data.end())
    {
        *pValue = AnyCast<T>(element->second);
        return true;
    }

    return false;
}

template <typename T>
T CYIBundle::GetWithDefault(const CYIString &key, const T &defaultValue) const
{
    std::map<CYIString, CYIAny>::const_iterator element = m_data.find(key);

    if (element != m_data.end())
    {
        return AnyCast<T>(element->second);
    }

    // Key not found!
    return defaultValue;
}

template <typename T>
T CYIBundle::Get(const CYIString &key) const
{
    std::map<CYIString, CYIAny>::const_iterator element = m_data.find(key);

    if (element != m_data.end())
    {
        return AnyCast<T>(element->second);
    }

    // Key not found!
    YI_LOGI("CYIBundle", "Key '%s' not found in bundle while using direct access. The default constructor of the template type will be used.", key.GetData());
    return T();
}

#endif // _YI_BUNDLE_H_