fileChanged.cpp

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#include "fileChanged.h"
 
namespace samurai
{
 
 
    void FileChanged::setFile(const char *path)
    {
        this->path = path;
 
        WIN32_FILE_ATTRIBUTE_DATA Data = {};
        if (GetFileAttributesEx(path, GetFileExInfoStandard, &Data))
        {
            time = Data.ftLastWriteTime;
        }
        else
        {
            time = {};
        }
 
    }
    
 
    bool FileChanged::changed()
    {
        if (time.dwHighDateTime == 0
            && time.dwLowDateTime == 0)
        {
            return 0;
        }
 
        if (path.empty()) { return 0; }
 
        WIN32_FILE_ATTRIBUTE_DATA Data = {};
        if (GetFileAttributesEx(path.string().c_str(), GetFileExInfoStandard, &Data))
        {
            if (time.dwHighDateTime == Data.ftLastWriteTime.dwHighDateTime
                && time.dwLowDateTime == Data.ftLastWriteTime.dwLowDateTime)
            {
                return 0;
            }
            else
            {
                time = Data.ftLastWriteTime;
                return 1;
            }
        }
 
        return 0;
    }
 
 
};