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gparted/src/Dialog_Base_Partition.cc

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/* Copyright (C) 2004 Bart
*
* 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 Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "../include/Dialog_Base_Partition.h"
namespace GParted
{
Dialog_Base_Partition::Dialog_Base_Partition()
{
this ->set_has_separator( false ) ;
//FIXME: somehow the 'off by a few' MiB's warning disappeared.
//I need to display it whenever the round to cylinders isn't checked.
frame_resizer_base = NULL;
GRIP = false ;
this ->fixed_start = false ;
this ->set_resizable( false );
ORIG_BEFORE = ORIG_SIZE = ORIG_AFTER = -1 ;
//pack resizer hbox
this ->get_vbox() ->pack_start( hbox_resizer, Gtk::PACK_SHRINK );
//add label_minmax
this ->get_vbox() ->pack_start( label_minmax, Gtk::PACK_SHRINK );
//pack hbox_main
this ->get_vbox() ->pack_start( hbox_main, Gtk::PACK_SHRINK );
//put the vbox with resizer stuff (cool widget and spinbuttons) in the hbox_main
hbox_main .pack_start( vbox_resize_move, Gtk::PACK_EXPAND_PADDING );
//fill table
table_resize .set_border_width( 5 ) ;
table_resize .set_row_spacings( 5 ) ;
hbox_table.pack_start( table_resize, Gtk::PACK_EXPAND_PADDING ) ;
hbox_table .set_border_width( 5 ) ;
vbox_resize_move .pack_start( hbox_table, Gtk::PACK_SHRINK );
//add spinbutton_before
table_resize .attach(
* Utils::mk_label( static_cast<Glib::ustring>( _( "Free Space Preceding (MiB):") ) + " \t" ),
0, 1, 0, 1,
Gtk::SHRINK );
spinbutton_before .set_numeric( true );
spinbutton_before .set_increments( 1, 100 );
table_resize.attach( spinbutton_before, 1, 2, 0, 1, Gtk::FILL );
//add spinbutton_size
table_resize.attach( * Utils::mk_label( _( "New Size (MiB):" ) ), 0, 1, 1, 2 );
spinbutton_size .set_numeric( true );
spinbutton_size .set_increments( 1, 100 );
table_resize.attach( spinbutton_size, 1, 2, 1, 2, Gtk::FILL );
//add spinbutton_after
table_resize.attach( * Utils::mk_label( _( "Free Space Following (MiB):") ), 0, 1, 2, 3 ) ;
spinbutton_after .set_numeric( true );
spinbutton_after .set_increments( 1, 100 );
table_resize.attach( spinbutton_after, 1, 2, 2, 3, Gtk::FILL );
if ( ! fixed_start )
before_value = spinbutton_before .get_value() ;
//connect signalhandlers of the spinbuttons
if ( ! fixed_start )
spinbutton_before .signal_value_changed() .connect(
sigc::bind<SPINBUTTON>(
sigc::mem_fun(*this, &Dialog_Base_Partition::on_spinbutton_value_changed), BEFORE ) ) ;
spinbutton_size .signal_value_changed() .connect(
sigc::bind<SPINBUTTON>(
sigc::mem_fun(*this, &Dialog_Base_Partition::on_spinbutton_value_changed), SIZE ) ) ;
spinbutton_after .signal_value_changed() .connect(
sigc::bind<SPINBUTTON>(
sigc::mem_fun(*this, &Dialog_Base_Partition::on_spinbutton_value_changed), AFTER ) ) ;
this->add_button( Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL );
this ->show_all_children() ;
}
void Dialog_Base_Partition::Set_Resizer( bool extended )
{
if ( extended )
frame_resizer_base = new Frame_Resizer_Extended() ;
else
{
frame_resizer_base = new Frame_Resizer_Base() ;
frame_resizer_base ->signal_move .connect( sigc::mem_fun( this, &Dialog_Base_Partition::on_signal_move ) );
}
frame_resizer_base ->set_border_width( 5 ) ;
frame_resizer_base ->set_shadow_type( Gtk::SHADOW_ETCHED_OUT );
//connect signals
frame_resizer_base ->signal_resize .connect( sigc::mem_fun( this, &Dialog_Base_Partition::on_signal_resize ) );
hbox_resizer .pack_start( *frame_resizer_base, Gtk::PACK_EXPAND_PADDING );
this ->show_all_children() ;
}
Partition Dialog_Base_Partition::Get_New_Partition()
{
if ( ORIG_BEFORE != spinbutton_before .get_value_as_int() )
selected_partition .sector_start = START + spinbutton_before .get_value_as_int() * MEBIBYTE ;
if ( ORIG_AFTER != spinbutton_after .get_value_as_int() )
selected_partition .sector_end =
selected_partition .sector_start + spinbutton_size .get_value_as_int() * MEBIBYTE ;
//due to loss of precision during calcs from Sector -> MiB and back, it is possible
//the new partition thinks it's bigger then it can be. Here we solve this.
if ( selected_partition .sector_start < START )
selected_partition .sector_start = START ;
if ( selected_partition .sector_end > (START + total_length -1) )
selected_partition .sector_end = START + total_length -1 ;
//grow a bit into small freespace ( < 1MiB )
if ( (selected_partition .sector_start - START) < MEBIBYTE )
selected_partition .sector_start = START ;
if ( ( START + total_length -1 - selected_partition .sector_end ) < MEBIBYTE )
selected_partition .sector_end = START + total_length -1 ;
//set new value of unused..
if ( selected_partition .sectors_used != -1 )
selected_partition .sectors_unused = selected_partition .get_length() - selected_partition .sectors_used ;
return selected_partition ;
}
void Dialog_Base_Partition::Set_Confirm_Button( CONFIRMBUTTON button_type )
{
switch( button_type )
{
case NEW :
this ->add_button( Gtk::Stock::ADD, Gtk::RESPONSE_OK );
break ;
case RESIZE_MOVE:
image_temp = manage( new Gtk::Image( Gtk::Stock::GOTO_LAST, Gtk::ICON_SIZE_BUTTON ) );
hbox_resize_move .pack_start( *image_temp, Gtk::PACK_EXPAND_PADDING ) ;
hbox_resize_move .pack_start( * Utils::mk_label( fixed_start ? _("Resize") : _("Resize/Move") ),
Gtk::PACK_EXPAND_PADDING ) ;
button_resize_move .add( hbox_resize_move ) ;
this ->add_action_widget ( button_resize_move, Gtk::RESPONSE_OK ) ;
button_resize_move .set_sensitive( false ) ;
break ;
case PASTE :
this ->add_button( Gtk::Stock::PASTE, Gtk::RESPONSE_OK );
break ;
}
}
void Dialog_Base_Partition::Set_MinMax_Text( long min, long max )
{
str_temp = String::ucompose( _("Minimum Size: %1 MiB"), min ) + "\t\t" ;
str_temp += String::ucompose( _("Maximum Size: %1 MiB"), max ) ;
label_minmax .set_text( str_temp ) ;
}
void Dialog_Base_Partition::on_signal_move( int x_start, int x_end )
{
GRIP = true ;
spinbutton_before .set_value( x_start == 0 ? 0 : x_start * MB_PER_PIXEL ) ;
if ( x_end == 500 )
{
spinbutton_after .set_value( 0 ) ;
spinbutton_before .set_value( TOTAL_MB - spinbutton_size .get_value() ) ;
}
else
spinbutton_after .set_value( TOTAL_MB - spinbutton_before .get_value() - spinbutton_size .get_value() ) ;
Check_Change() ;
GRIP = false ;
}
void Dialog_Base_Partition::on_signal_resize( int x_start, int x_end, Frame_Resizer_Base::ArrowType arrow )
{
GRIP = true ;
spinbutton_size .set_value( ( x_end - x_start ) * MB_PER_PIXEL ) ;
before_value = fixed_start ? 0 : spinbutton_before .get_value() ;
if ( arrow == Frame_Resizer_Base::ARROW_RIGHT ) //don't touch freespace before, leave it as it is
{
if ( x_end == 500 )
{
spinbutton_after .set_value( 0 ) ;
spinbutton_size .set_value( TOTAL_MB - before_value ) ;
}
else
spinbutton_after .set_value( TOTAL_MB - before_value - spinbutton_size .get_value() ) ;
}
else if ( arrow == Frame_Resizer_Base::ARROW_LEFT ) //don't touch freespace after, leave it as it is
{
if ( x_start == 0 )
{
spinbutton_before .set_value( 0 );
spinbutton_size .set_value( TOTAL_MB - spinbutton_after.get_value() ) ;
}
else
spinbutton_before .set_value(
TOTAL_MB - spinbutton_size .get_value() - spinbutton_after .get_value() ) ;
}
Check_Change() ;
GRIP = false ;
}
void Dialog_Base_Partition::on_spinbutton_value_changed( SPINBUTTON spinbutton )
{
if ( ! GRIP )
{
before_value = fixed_start ? 0 : spinbutton_before .get_value() ;
//Balance the spinbuttons
switch ( spinbutton )
{
case BEFORE :
spinbutton_after .set_value( TOTAL_MB - spinbutton_size .get_value() - before_value ) ;
spinbutton_size .set_value( TOTAL_MB - before_value - spinbutton_after .get_value() ) ;
break ;
case SIZE :
spinbutton_after .set_value( TOTAL_MB - before_value - spinbutton_size .get_value() );
if ( ! fixed_start )
spinbutton_before .set_value(
TOTAL_MB - spinbutton_size .get_value() - spinbutton_after .get_value() );
break;
case AFTER :
if ( ! fixed_start )
spinbutton_before .set_value(
TOTAL_MB - spinbutton_size .get_value() - spinbutton_after .get_value() );
spinbutton_size .set_value( TOTAL_MB - before_value - spinbutton_after .get_value() ) ;
break;
}
//And apply the changes to the visual view...
if ( ! fixed_start )
frame_resizer_base ->set_x_start( Utils::round( spinbutton_before .get_value() / MB_PER_PIXEL ) ) ;
frame_resizer_base ->set_x_end( 500 - Utils::round( spinbutton_after .get_value() / MB_PER_PIXEL ) ) ;
frame_resizer_base ->Draw_Partition() ;
Check_Change() ;
}
}
void Dialog_Base_Partition::Check_Change()
{
button_resize_move .set_sensitive(
ORIG_BEFORE != spinbutton_before .get_value_as_int() ||
ORIG_SIZE != spinbutton_size .get_value_as_int() ||
ORIG_AFTER != spinbutton_after .get_value_as_int() ) ;
}
Dialog_Base_Partition::~Dialog_Base_Partition()
{
if ( frame_resizer_base )
delete frame_resizer_base ;
}
} //GParted
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