gparted/src/Device.cc

143 lines
3.6 KiB
C++

/* Copyright (C) 2004 Bart
* Copyright (C) 2010 Curtis Gedak
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "../include/Device.h"
namespace GParted
{
Device::Device()
{
Reset() ;
}
void Device::Reset()
{
paths .clear() ;
partitions .clear() ;
length = cylsize = 0 ;
heads = sectors = cylinders = 0 ;
model = "";
serial_number = "";
disktype = "";
sector_size = max_prims = highest_busy = 0 ;
readonly = false ;
max_partition_name_length = 0;
}
Device Device::get_copy_without_partitions() const
{
Device new_device; // (1) Construct new Device object.
new_device.length = this->length; // (2) Copy all members except partitions.
new_device.heads = this->heads;
new_device.sectors = this->sectors;
new_device.cylinders = this->cylinders;
new_device.cylsize = this->cylsize;
new_device.model = this->model;
new_device.disktype = this->disktype;
new_device.sector_size = this->sector_size;
new_device.max_prims = this->max_prims;
new_device.highest_busy = this->highest_busy;
new_device.readonly = this->readonly;
new_device.paths = this->paths;
new_device.max_partition_name_length = this->max_partition_name_length;
return new_device; // (3) Return by value.
}
void Device::add_path( const Glib::ustring & path, bool clear_paths )
{
if ( clear_paths )
paths .clear() ;
paths .push_back( path ) ;
sort_paths_and_remove_duplicates() ;
}
void Device::add_paths( const std::vector<Glib::ustring> & paths, bool clear_paths )
{
if ( clear_paths )
this ->paths .clear() ;
this ->paths .insert( this ->paths .end(), paths .begin(), paths .end() ) ;
sort_paths_and_remove_duplicates() ;
}
Glib::ustring Device::get_path() const
{
if ( paths .size() > 0 )
return paths .front() ;
return "" ;
}
std::vector<Glib::ustring> Device::get_paths() const
{
return paths ;
}
void Device::enable_partition_naming( int max_length )
{
if ( max_length > 0 )
max_partition_name_length = max_length;
else
max_partition_name_length = 0;
}
bool Device::partition_naming_supported() const
{
return max_partition_name_length > 0;
}
int Device::get_max_partition_name_length() const
{
return max_partition_name_length;
}
bool Device::operator==( const Device & device ) const
{
return this ->get_path() == device .get_path() ;
}
bool Device::operator!=( const Device & device ) const
{
return ! ( *this == device ) ;
}
void Device::sort_paths_and_remove_duplicates()
{
//remove duplicates
std::sort( paths .begin(), paths .end() ) ;
paths .erase( std::unique( paths .begin(), paths .end() ), paths .end() ) ;
//sort on length
std::sort( paths .begin(), paths .end(), compare_paths ) ;
}
bool Device::compare_paths( const Glib::ustring & A, const Glib::ustring & B )
{
return A .length() < B .length() ;
}
Device::~Device()
{
}
} //GParted