#include <io.h>
#include <iostream>
//#include <vector>

using namespace std;

int main()
{
	 _finddata_t	FileInfo;	 
	string				FilePathStr;
	char *				FilePath = "d:\\Image\\tempet\\";
	long					Handle = _findfirst(FilePathStr.assign(FilePath).append("*.bmp").c_str(), &FileInfo);

	 while( _findnext( Handle,  &FileInfo) == 0)
	 {
		 cout << FilePathStr.assign(FilePath).append(FileInfo.name).c_str() << endl;
	 }
	 _findclose( Handle);

	 return 0;
}

不考虑子文件夹

void getFiles( string path, vector<string>& files )
{
	//文件句柄
	long   hFile   =   0;
	//文件信息
	struct _finddata_t fileinfo;
	string p;
	if((hFile = _findfirst(p.assign(path).append("\\*").c_str(),&fileinfo)) !=  -1)
	{
		do
		{
			//如果是目录,迭代之
			//如果不是,加入列表
			if((fileinfo.attrib &  _A_SUBDIR))
			{
				if(strcmp(fileinfo.name,".") != 0  &&  strcmp(fileinfo.name,"..") != 0)
					getFiles( p.assign(path).append("\\").append(fileinfo.name), files );
			}
			else
			{
				files.push_back(p.assign(path).append("\\").append(fileinfo.name) );
			}
		}while(_findnext(hFile, &fileinfo)  == 0);
		_findclose(hFile);
	}
}

int main()
{
	char * filePath = "D:\\Image";  
	vector<string> files;

	////获取该路径下的所有文件
	getFiles(filePath, files );

	char str[30];
	int size = files.size();
	for (int i = 0;i < size;i++)
	{
		cout<<files[i].c_str()<<endl;
	}
}

	const char * imgFolder = "d:\\Image";
	vector<string> subFolder;
	_finddata_t  FileInfo;  
	string Folder(imgFolder);
	long  Handle = _findfirst( Folder.append("\\").append("*").c_str(), &FileInfo);
	vector<string> dir;
	if(Handle == -1)
	{
		return -1;
	}
	string str(FileInfo.name); 
	if(str.find('.') == -1)  
	{
		str.insert(0, string(imgFolder).append("\\"));
		subFolder.push_back(str);  
	}
	while( _findnext( Handle, &FileInfo ) == 0 )
	{  		 
		str = string(FileInfo.name); 
		if(str.find('.') == -1)  
		{
			str.insert(0, string(imgFolder).append("\\"));
			subFolder.push_back(str);  
		}
	} 
	_findclose(Handle); 
	for(int k=0; k<subFolder.size(); k++)
	{
		cout<<subFolder[k]<<endl;
	}