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transmission/wx/torrent-list.cc

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C++

/*
* Xmission - a cross-platform bittorrent client
* Copyright (C) 2007 Charles Kerr <charles@rebelbase.com>
*
* 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; version 2 of the License.
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include <wx/intl.h>
#include <torrent-list.h>
namespace
{
typedef std::vector<tr_torrent*> torrents_t;
enum
{
COL_POSITION,
COL_PERCENT_DONE,
COL_DOWNLOAD_SPEED,
COL_ETA,
COL_HASH,
COL_NAME,
COL_PEERS,
COL_RATIO,
COL_RECEIVED,
COL_REMAINING,
COL_SEEDS,
COL_SENT,
COL_SIZE,
COL_STATE,
COL_STATUS,
COL_TOTAL,
COL_UPLOAD_SPEED,
N_COLS
};
const wxString columnKeys[N_COLS] =
{
_T("position"),
_T("done"),
_T("download-speed"),
_T("eta"),
_T("hash"),
_T("name"),
_T("peers"),
_T("ratio"),
_T("received"),
_T("remaining"),
_T("seeds"),
_T("sent"),
_T("size"),
_T("state"),
_T("status"),
_T("total"),
_T("upload-speed")
};
int getTorrentColumn( const wxString& key )
{
typedef std::map<wxString,int> string2key_t;
static string2key_t columns;
if( columns.empty() )
{
columns[_T("position")] = COL_POSITION;
columns[_T("done")] = COL_PERCENT_DONE;
columns[_T("download-speed")] = COL_DOWNLOAD_SPEED;
columns[_T("eta")] = COL_ETA;
columns[_T("hash")] = COL_HASH;
columns[_T("name")] = COL_NAME;
columns[_T("peers")] = COL_PEERS;
columns[_T("ratio")] = COL_RATIO;
columns[_T("received")] = COL_RECEIVED;
columns[_T("remaining")] = COL_REMAINING;
columns[_T("seeds")] = COL_SEEDS;
columns[_T("sent")] = COL_SENT;
columns[_T("size")] = COL_SIZE;
columns[_T("state")] = COL_STATE;
columns[_T("status")] = COL_STATUS;
columns[_T("total")] = COL_TOTAL;
columns[_T("upload-speed")] = COL_UPLOAD_SPEED;
}
int i = -1;
string2key_t::const_iterator it = columns.find( key );
if( it != columns.end() )
i = it->second;
return i;
}
typedef std::vector<int> int_v;
int_v getTorrentColumns( wxConfig * config )
{
const wxString key = _T("torrent-list-columns");
wxString columnStr;
if( !config->Read( key, &columnStr, _T("name|download-speed|upload-speed|eta|peers|size|done|status|seeds") ) )
config->Write( key, columnStr );
int_v cols;
while( !columnStr.IsEmpty() )
{
const wxString key = columnStr.BeforeFirst(_T('|'));
columnStr.Remove( 0, key.Len() + 1 );
cols.push_back( getTorrentColumn( key ) );
}
return cols;
}
int bestDecimal( double num ) {
if ( num < 10 ) return 2;
if ( num < 100 ) return 1;
return 0;
}
wxString toWxStr( const std::string& s )
{
return wxString( s.c_str(), wxConvUTF8 );
}
wxString toWxStr( const char * s )
{
return wxString( s, wxConvUTF8 );
}
wxString getReadableSize( uint64_t size )
{
int i;
static const char *sizestrs[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB" };
for ( i=0; size>>10; ++i )
size = size >> 10;
char buf[512];
snprintf( buf, sizeof(buf), "%.*f %s", bestDecimal(size), (double)size, sizestrs[i] );
return toWxStr( buf );
}
wxString getReadableSize( float f )
{
return getReadableSize( (uint64_t)f );
}
wxString getReadableSpeed( float kib_sec )
{
wxString xstr = getReadableSize(1024*kib_sec);
xstr += _T("/s");
return xstr;
}
wxString getReadableTime( int i /*seconds*/ ) /*FIXME*/
{
const int s = i % 60; i /= 60;
const int m = i % 60; i /= 60;
const int h = i;
return wxString::Format( _T("%d:%02d:%02d"), h, m, s );
}
}
enum
{
TORRENT_LIST_CTRL = 1000
};
BEGIN_EVENT_TABLE(TorrentListCtrl, wxListCtrl)
EVT_LIST_COL_CLICK( TORRENT_LIST_CTRL, TorrentListCtrl::OnSort )
EVT_LIST_ITEM_SELECTED( TORRENT_LIST_CTRL, TorrentListCtrl::OnItemSelected )
EVT_LIST_ITEM_DESELECTED( TORRENT_LIST_CTRL, TorrentListCtrl::OnItemDeselected )
END_EVENT_TABLE()
TorrentListCtrl :: TorrentListCtrl( tr_handle * handle,
wxConfig * config,
wxWindow * parent,
const wxPoint & pos,
const wxSize & size):
wxListCtrl( parent, TORRENT_LIST_CTRL, pos, size, wxLC_REPORT|wxLC_HRULES ),
myHandle( handle ),
myConfig( config )
{
wxString sortColStr;
myConfig->Read( _T("torrent-sort-column"), &sortColStr, columnKeys[COL_NAME] );
prevSortCol = getTorrentColumn( sortColStr );
bool descending;
myConfig->Read( _T("torrent-sort-is-descending"), &descending, FALSE );
if( descending )
prevSortCol = -prevSortCol;
Rebuild ();
}
TorrentListCtrl :: ~TorrentListCtrl()
{
}
void
TorrentListCtrl :: SetCell( int item, int column, const wxString& xstr )
{
wxListItem i;
i.SetId( item );
i.SetColumn( column );
i.SetMask( wxLIST_MASK_TEXT );
GetItem( i );
if( i.GetText() != xstr )
SetItem( item, column, xstr );
}
void
TorrentListCtrl :: RefreshTorrent( tr_torrent * tor,
int myTorrents_index,
const int_v & cols )
{
int row = -1;
int col = 0;
char buf[512];
std::string str;
const tr_stat * s = getStat( tor );
const tr_info * info = tr_torrentInfo( tor );
for( int_v::const_iterator it(cols.begin()), end(cols.end()); it!=end; ++it )
{
wxString xstr;
switch( *it )
{
case COL_POSITION:
snprintf( buf, sizeof(buf), "%d", 666 );
xstr = toWxStr( buf );
break;
case COL_PERCENT_DONE:
snprintf( buf, sizeof(buf), "%d%%", (int)(s->percentDone*100.0) );
xstr = toWxStr( buf );
break;
case COL_DOWNLOAD_SPEED:
if( s->rateDownload > 0.01 )
xstr = getReadableSpeed( s->rateDownload );
else
xstr.Clear( );
break;
case COL_ETA:
if( (int)(s->percentDone*100) >= 100 )
xstr.Clear ();
else if( s->eta < 0 )
xstr = toWxStr( "\xE2\x88\x9E" ); /* infinity, in utf-8 */
else
xstr = getReadableTime( s->eta );
break;
case COL_HASH:
xstr = toWxStr( info->hashString );
break;
case COL_NAME:
xstr = toWxStr( info->name );
break;
case COL_PEERS:
xstr = wxString::Format( _("%d (%d)"), s->peersConnected, s->leechers );
break;
case COL_RATIO:
xstr = wxString::Format( _T("%%%d"), (int)(s->uploadedEver / (double)s->downloadedEver) );
break;
case COL_RECEIVED:
xstr = getReadableSize( s->downloadedEver );
break;
case COL_REMAINING:
xstr = getReadableSize( s->leftUntilDone );
break;
case COL_SEEDS:
if( s->seeders > 0 )
xstr = wxString::Format( _T("%d"), s->seeders );
else
xstr.Clear ();
break;
case COL_SENT:
xstr = getReadableSize( s->uploadedEver );
break;
case COL_SIZE:
xstr = getReadableSize( info->totalSize );
break;
case COL_STATE: /* FIXME: divine the meaning of these two columns */
case COL_STATUS:
switch( s->status ) {
case TR_STATUS_STOPPING: xstr = _("Stopping"); break;
case TR_STATUS_STOPPED: xstr = _("Stopped"); break;
case TR_STATUS_CHECK: xstr = wxString::Format ( _("Checking Files (%.0f)"), s->recheckProgress ); break;
case TR_STATUS_CHECK_WAIT: xstr = _("Waiting to Check"); break;
case TR_STATUS_DOWNLOAD: xstr = _("Downloading"); break;
case TR_STATUS_DONE:
case TR_STATUS_SEED: xstr = _("Seeding"); break;
default: assert( 0 );
}
break;
case COL_TOTAL:
xstr = _T("Fixme");
break;
case COL_UPLOAD_SPEED:
if( s->rateUpload > 0.01 )
xstr = getReadableSpeed( s->rateUpload );
else
xstr.Clear( );
break;
default:
xstr = _T("Fixme");
}
if( col )
SetCell( row, col++, xstr );
else {
// first column... find the right row to put the info in.
// if the torrent's in the list already, update that row.
// otherwise, add a new row.
if( row < 0 ) {
str2int_t::const_iterator it = myHashToItem.find( info->hashString );
if( it != myHashToItem.end() ) {
row = it->second;
}
}
if( row >= 0 ) {
SetCell( row, col++, xstr );
}
else {
row = InsertItem( GetItemCount(), xstr );
col = 1;
myHashToItem[info->hashString] = row;
SetItemData( row, myTorrents_index );
}
}
}
}
/***
****
***/
void
TorrentListCtrl :: OnSort( wxListEvent& event )
{
const int_v cols = getTorrentColumns( myConfig );
const int key = cols[ event.GetColumn() ];
Sort( key );
}
void
TorrentListCtrl :: OnItemSelected( wxListEvent& WXUNUSED(event) )
{
std::set<tr_torrent*> sel;
long item = -1;
for ( ;; ) {
item = GetNextItem(item, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
if ( item == -1 )
break;
sel.insert( myTorrents[GetItemData(item)] );
}
fire_selection_changed( sel );
}
void
TorrentListCtrl :: OnItemDeselected( wxListEvent& event )
{
OnItemSelected( event );
}
/***
****
***/
static TorrentListCtrl * uglyHack = NULL;
int wxCALLBACK
TorrentListCtrl :: Compare( long item1, long item2, long sortData )
{
TorrentListCtrl * self = uglyHack;
tr_torrent * a = self->myTorrents[item1];
tr_torrent * b = self->myTorrents[item2];
const tr_info* ia = tr_torrentInfo( a );
const tr_info* ib = tr_torrentInfo( b );
const tr_stat* sa = self->getStat( a );
const tr_stat* sb = self->getStat( b );
int ret = 0;
switch( abs(sortData) )
{
case COL_POSITION:
ret = item1 - item2;
break;
case COL_PERCENT_DONE:
if( sa->percentDone < sb->percentDone )
ret = -1;
else if( sa->percentDone > sb->percentDone )
ret = 1;
else
ret = 0;
break;
case COL_DOWNLOAD_SPEED:
if( sa->rateDownload < sb->rateDownload )
ret = -1;
else if( sa->rateDownload > sb->rateDownload )
ret = 1;
else
ret = 0;
break;
case COL_ETA:
ret = sa->eta - sb->eta;
break;
case COL_HASH:
ret = strcmp( ia->hashString, ib->hashString );
break;
case COL_NAME:
ret = strcmp( ia->name, ib->name );
break;
case COL_PEERS:
/* FIXME: this is all peers, not just leechers
snprintf( buf, sizeof(buf), "%d (%d)", s->peersTotal, s->peersConnected );
xstr = toWxStr( buf );*/
break;
case COL_RATIO: {
const double ra = sa->uploadedEver / (double)(sa->downloadedEver + 0.01);
const double rb = sb->uploadedEver / (double)(sb->downloadedEver + 0.01);
if( ra < rb )
ret = -1;
else if( ra > rb )
ret = 1;
else
ret = 0;
break;
}
case COL_RECEIVED:
if( sa->downloadedEver < sb->downloadedEver )
ret = -1;
else if( sa->downloadedEver > sb->downloadedEver )
ret = 1;
else
ret = 0;
break;
case COL_REMAINING:
if( sa->leftUntilDone < sb->leftUntilDone )
ret = -1;
else if( sa->leftUntilDone > sb->leftUntilDone )
ret = 1;
else
ret = 0;
break;
case COL_SEEDS:
/*snprintf( buf, sizeof(buf), "%d", s->seeders );
xstr = toWxStr( buf );*/
break;
case COL_SENT:
if( sa->uploadedEver < sb->uploadedEver )
ret = -1;
else if( sa->uploadedEver > sb->uploadedEver )
ret = 1;
else
ret = 0;
break;
case COL_SIZE:
if( ia->totalSize < ib->totalSize ) ret = -1;
else if( ia->totalSize > ib->totalSize ) ret = 1;
else ret = 0;
break;
case COL_STATE: /* FIXME */
case COL_STATUS:
ret = sa->status - sb->status;
break;
case COL_TOTAL:
/*xstr = _T("Fixme");*/
break;
case COL_UPLOAD_SPEED:
if( sa->rateUpload < sb->rateUpload )
ret = -1;
else if( sa->rateUpload > sb->rateUpload )
ret = 1;
else
ret = 0;
break;
default:
abort ();
}
if( sortData < 0 )
ret = -ret;
return ret;
}
void
TorrentListCtrl :: Sort( int column )
{
if( column == prevSortCol )
column = -column;
prevSortCol = column;
Resort ();
}
bool
TorrentListCtrl :: IsSorted( ) const
{
bool is_sorted = true;
long prevItem=-1, curItem=-1;
uglyHack = const_cast<TorrentListCtrl*>(this);
while( is_sorted )
{
prevItem = curItem;
curItem = GetNextItem( curItem, wxLIST_NEXT_ALL, wxLIST_STATE_DONTCARE );
if ( curItem == -1 )
break;
if( prevItem>=0 && curItem>=0 )
if( Compare( prevItem, curItem, prevSortCol ) > 0 )
is_sorted = false;
}
uglyHack = 0;
return is_sorted;
}
void
TorrentListCtrl :: Resort( )
{
myConfig->Write( _T("torrent-sort-column"), columnKeys[abs(prevSortCol)] );
myConfig->Write( _T("torrent-sort-is-descending"), prevSortCol < 0 );
if( !IsSorted ( ) )
{
uglyHack = this;
SortItems( Compare, prevSortCol );
const int n = GetItemCount ();
str2int_t tmp;
for( int i=0; i<n; ++i ) {
int idx = GetItemData( i );
const tr_info * info = tr_torrentInfo( myTorrents[idx] );
tmp[info->hashString] = i;
}
myHashToItem.swap( tmp );
uglyHack = NULL;
}
}
/***
****
***/
void
TorrentListCtrl :: Refresh ()
{
const int_v cols = getTorrentColumns( myConfig );
const int rowCount = GetItemCount();
for( int row=0; row<rowCount; ++row )
{
int array_index = GetItemData( row );
tr_torrent * tor = myTorrents[array_index];
RefreshTorrent( tor, array_index, cols );
}
}
void
TorrentListCtrl :: Repopulate ()
{
DeleteAllItems();
myHashToItem.clear ();
const int_v cols = getTorrentColumns( myConfig );
int i = 0;
for( torrents_t::const_iterator it(myTorrents.begin()),
end(myTorrents.end()); it!=end; ++it )
RefreshTorrent( *it, i++, cols );
Resort( );
}
void
TorrentListCtrl :: Rebuild()
{
ClearAll( );
myHashToItem.clear ();
int i = 0;
const int_v cols = getTorrentColumns( myConfig );
for( int_v ::const_iterator it(cols.begin()), end(cols.end()); it!=end; ++it )
{
int format = wxLIST_FORMAT_LEFT;
int width = -1;
wxString h;
switch( *it )
{
case COL_POSITION: h = _("#"); format = wxLIST_FORMAT_CENTRE; break;
case COL_PERCENT_DONE: h = _("Done"); width = 50; format = wxLIST_FORMAT_RIGHT; break;
case COL_DOWNLOAD_SPEED: h = _("Down"); width = 80; format = wxLIST_FORMAT_RIGHT; break;
case COL_ETA: h = _("ETA"); format = wxLIST_FORMAT_RIGHT; break;
case COL_HASH: h = _("Checksum"); break;
case COL_NAME: h = _("Name"); width = 500; break;
case COL_PEERS: h = _("Peers"); format = wxLIST_FORMAT_RIGHT; break;
case COL_RATIO: h = _("Ratio"); format = wxLIST_FORMAT_RIGHT; break;
case COL_RECEIVED: h = _("Received"); format = wxLIST_FORMAT_RIGHT; break;
case COL_REMAINING: h = _("Remaining"); format = wxLIST_FORMAT_RIGHT; break;
case COL_SEEDS: h = _("Seeds"); format = wxLIST_FORMAT_RIGHT; break;
case COL_SENT: h = _("Sent"); format = wxLIST_FORMAT_RIGHT; break;
case COL_SIZE: h = _("Size"); format = wxLIST_FORMAT_RIGHT; break;
case COL_STATE: h = _("State"); width = 120; break;
case COL_STATUS: h = _("Status"); width = 120; break;
case COL_TOTAL: h = _("Total"); break;
case COL_UPLOAD_SPEED: h = _("Up"); width = 80; format = wxLIST_FORMAT_RIGHT;break;
default: h = _("Error"); break;
}
InsertColumn( i++, h, format, width );
}
Repopulate( );
}
typedef std::set<tr_torrent*> torrent_set;
void
TorrentListCtrl :: Assign( const torrents_t& torrents )
{
torrent_set prev, cur, removed;
torrents_v added;
prev.insert( myTorrents.begin(), myTorrents.end() );
cur.insert( torrents.begin(), torrents.end() );
std::set_difference (prev.begin(), prev.end(),
cur.begin(), cur.end(), inserter(removed, removed.begin()));
std::set_difference (cur.begin(), cur.end(),
prev.begin(), prev.end(), inserter(added, added.begin()));
Remove( removed );
Add( added );
Refresh( );
Resort( );
}
void
TorrentListCtrl :: Add( const torrents_v& add )
{
const int_v cols = getTorrentColumns( myConfig );
int i = myTorrents.size();
myTorrents.insert( myTorrents.end(), add.begin(), add.end() );
for( torrents_v::const_iterator it(add.begin()), end(add.end()); it!=end; ++it )
RefreshTorrent( *it, i++, cols );
}
void
TorrentListCtrl :: Remove( const torrent_set& remove )
{
torrents_v vtmp;
str2int_t htmp;
for( int item=0; item<GetItemCount(); )
{
tr_torrent * tor = myTorrents[GetItemData(item)];
const tr_info * info = tr_torrentInfo( tor );
if( remove.count( tor ) )
{
DeleteItem( item );
continue;
}
vtmp.push_back( tor );
SetItemData( item, vtmp.size()-1 );
htmp[ info->hashString ] = item;
++item;
}
myHashToItem.swap( htmp );
myTorrents.swap( vtmp );
}
/***
****
***/
const tr_stat*
TorrentListCtrl :: getStat( tr_torrent * tor )
{
const tr_info * info = tr_torrentInfo( tor );
const time_t now = time( 0 );
TorStat& ts = myHashToStat[ info->hashString ];
if( ts.time < now ) {
ts.time = now;
ts.stat = tr_torrentStat( tor );
}
return ts.stat;
}
/***
****
***/
void
TorrentListCtrl :: SelectAll( )
{
for( int i=0, n=GetItemCount(); i<n; ++i )
SetItemState( i, ~0, wxLIST_STATE_SELECTED );
}
void
TorrentListCtrl :: DeselectAll( )
{
for( int i=0, n=GetItemCount(); i<n; ++i )
SetItemState( i, 0, wxLIST_STATE_SELECTED );
}