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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
#include "Core/precomp.h"
#include "API/Core/System/cl_assert.h"
#include "directory_scanner_win32.h"
/////////////////////////////////////////////////////////////////////////////
// CL_DirectoryScanner_Win32 construction:
CL_DirectoryScanner_Win32::CL_DirectoryScanner_Win32()
: handle(INVALID_HANDLE_VALUE), first_next(true)
{
}
CL_DirectoryScanner_Win32::CL_DirectoryScanner_Win32(const CL_DirectoryScanner_Win32 ©)
: handle(INVALID_HANDLE_VALUE), first_next(true)
{
}
CL_DirectoryScanner_Win32::~CL_DirectoryScanner_Win32()
{
if (INVALID_HANDLE_VALUE) FindClose(handle);
}
/////////////////////////////////////////////////////////////////////////////
// CL_DirectoryScanner_Win32 attributes:
bool CL_DirectoryScanner_Win32::scan (const std::string &pathname)
{
return scan(pathname, "*.*");
}
bool CL_DirectoryScanner_Win32::scan (const std::string &pathname, const std::string& pattern)
{
if (handle != INVALID_HANDLE_VALUE)
{
FindClose(handle);
handle = INVALID_HANDLE_VALUE;
}
/*
// Find the full path of the directory we are about to search:
int size_buffer = GetFullPathName(pathname, 0, 0, 0);
LPTSTR buffer = new TCHAR[size_buffer];
LPTSTR filepart = 0;
GetFullPathName(pathname, size_buffer, buffer, &filepart);
full_pathname = path_with_ending_slash(buffer);
delete[] buffer;
*/
directory_path = path_with_ending_slash(pathname);
// Start our search:
std::string filename = directory_path + pattern;
handle = FindFirstFile(filename.c_str (), &fileinfo);
first_next = true;
return (handle != INVALID_HANDLE_VALUE);
}
std::string CL_DirectoryScanner_Win32::get_directory_path()
{
return directory_path;
}
int CL_DirectoryScanner_Win32::get_size()
{
return fileinfo.nFileSizeLow;
}
std::string CL_DirectoryScanner_Win32::get_name()
{
if (first_next) return std::string();
return std::string(fileinfo.cFileName);
}
std::string CL_DirectoryScanner_Win32::get_pathname()
{
if (first_next) return std::string();
return directory_path + std::string(fileinfo.cFileName);
}
bool CL_DirectoryScanner_Win32::is_directory()
{
if (first_next) return false;
return (fileinfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY;
}
bool CL_DirectoryScanner_Win32::is_hidden()
{
if (first_next) return false;
return (fileinfo.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN) == FILE_ATTRIBUTE_HIDDEN;
}
bool CL_DirectoryScanner_Win32::is_readable()
{
if (first_next) return false;
HANDLE file = CreateFile(
get_pathname().c_str(),
GENERIC_READ,
FILE_SHARE_READ,
0,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL | FILE_FLAG_NO_BUFFERING,
0);
if (file != INVALID_HANDLE_VALUE) CloseHandle(file);
return file != INVALID_HANDLE_VALUE;
}
bool CL_DirectoryScanner_Win32::is_writable()
{
if (first_next) return false;
HANDLE file = CreateFile(
get_pathname().c_str(),
GENERIC_READ,
FILE_SHARE_READ,
0,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL | FILE_FLAG_NO_BUFFERING,
0);
if (file != INVALID_HANDLE_VALUE) CloseHandle(file);
return file != INVALID_HANDLE_VALUE;
}
/////////////////////////////////////////////////////////////////////////////
// CL_DirectoryScanner_Win32 operations:
bool CL_DirectoryScanner_Win32::next()
{
if (handle == INVALID_HANDLE_VALUE) return false;
if (first_next)
{
first_next = false;
return true;
}
return FindNextFile(handle, &fileinfo) == TRUE;
}
/////////////////////////////////////////////////////////////////////////////
// CL_DirectoryScanner_Win32 implementation:
std::string CL_DirectoryScanner_Win32::path_with_ending_slash(const std::string &path)
{
int len = path.length();
if (len == 0) return ".\\";
if (path[len-1] == '/' || path[len-1] == '\\') return path;
return path + "\\";
}
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