src/pkg/YQPkgPatchFilterView.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgPatchFilterView.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17   Textdomain "packages-qt"
  18
  19 /-*/
  20
  21 #define QT3_SUPPORT 1
  22
  23 #define y2log_component "qt-pkg"
  24 #include <ycp/y2log.h>
  25
  26 #include <qcombobox.h>
  27 #include <qlabel.h>
  28 #include <qsplitter.h>
  29 #include <qtabwidget.h>
  30 #include <qdatetime.h>
  31 //Added by qt3to4:
  32 #include <q3frame.h>
  33
  34 #include <FSize.h>
  35 #include <zypp/ui/PatchContents.h>
  36
  37 #include "YQPkgPatchFilterView.h"
  38 #include "YQPkgPatchList.h"
  39 #include "YQPkgDescriptionView.h"
  40 #include "YQPkgSelList.h"
  41 #include "QY2LayoutUtils.h"
  42 #include "YQi18n.h"
  43
  44 typedef zypp::ui::PatchContents                 ZyppPatchContents;
  45 typedef zypp::ui::PatchContents::const_iterator ZyppPatchContentsIterator;
  46
  47 using std::set;
  48
  49 #define ENABLE_TOTAL_DOWNLOAD_SIZE      0
  50
  51 #define SPACING                 6       // between subwidgets
  52 #define MARGIN                  4       // around the widget
  53
  54
  55 YQPkgPatchFilterView::YQPkgPatchFilterView( QWidget * parent )
  56     : Q3VBox( parent )
  57 {
  58     Q3VBox * vbox;
  59
  60     _splitter                   = new QSplitter( Qt::Vertical, this );  Q_CHECK_PTR( _splitter  );
  61     vbox                        = new Q3VBox( _splitter );                      Q_CHECK_PTR( vbox               );
  62     _patchList                  = new YQPkgPatchList( vbox );                   Q_CHECK_PTR( _patchList         );
  63
  64     addVSpacing( vbox, 4 );
  65
  66     Q3HBox * hbox               = new Q3HBox( vbox ); Q_CHECK_PTR( hbox );
  67     hbox->setSpacing( SPACING );
  68
  69     QLabel * label              = new QLabel( _( "&Show Patch Category:" ), hbox );
  70
  71     _patchFilter                = new QComboBox( hbox );
  72     Q_CHECK_PTR( _patchFilter );
  73
  74     _patchFilter->insertItem( _( "Installable Patches" ),                       0 );
  75     _patchFilter->insertItem( _( "Installable and Installed Patches" ), 1 );
  76     _patchFilter->insertItem( _( "All Patches" ),                               2 );
  77     _patchFilter->setCurrentItem( 0 );
  78     _patchFilter->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) ); // hor/vert
  79     label->setBuddy( _patchFilter );
  80
  81     connect( _patchFilter, SIGNAL( activated( int ) ), this, SLOT( fillPatchList() ) );
  82     addVSpacing( vbox, 4 );
  83
  84     vbox                        = new Q3VBox( _splitter );                      Q_CHECK_PTR( vbox                       );
  85     addVSpacing( vbox, 8 );
  86
  87     _detailsViews               = new QTabWidget( vbox );                       Q_CHECK_PTR( _detailsViews      );
  88     _detailsViews->setMargin( MARGIN );
  89
  90     _descriptionView            = new YQPkgDescriptionView( _detailsViews );    Q_CHECK_PTR( _descriptionView   );
  91
  92     _descriptionView->setMinimumSize( 0, 0 );
  93     _detailsViews->addTab( _descriptionView, _( "Patch Description" ) );
  94
  95
  96 #if ENABLE_TOTAL_DOWNLOAD_SIZE
  97     //
  98     // HBox for total download size
  99     //
 100
 101     addVSpacing( vbox, 4 );
 102     hbox = new Q3HBox( vbox ); Q_CHECK_PTR( hbox );
 103     addHStretch( hbox );
 104
 105     new QLabel( _( "Estimated Download Size:" ) + " ", hbox );
 106     _totalDownloadSize          = new QLabel( FSize(0).asString().c_str(), hbox );
 107     Q_CHECK_PTR( _totalDownloadSize );
 108
 109
 110     // Give the total download size a 3D look
 111
 112     _totalDownloadSize->setFrameStyle( Q3Frame::Panel | Q3Frame::Sunken );
 113     _totalDownloadSize->setLineWidth(1);
 114     _totalDownloadSize->setMidLineWidth(2);
 115 #endif
 116
 117
 118     connect( _patchList,        SIGNAL( currentItemChanged    ( ZyppSel ) ),
 119              _descriptionView,  SLOT  ( showDetailsIfVisible( ZyppSel ) ) );
 120
 121     connect( _patchList,        SIGNAL( statusChanged()                 ),
 122              this,              SLOT  ( updateTotalDownloadSize()       ) );
 123
 124     updateTotalDownloadSize();
 125 }
 126
 127
 128 YQPkgPatchFilterView::~YQPkgPatchFilterView()
 129 {
 130     // NOP
 131 }
 132
 133
 134 void
 135 YQPkgPatchFilterView::updateTotalDownloadSize()
 136 {
 137     set<ZyppSel> selectablesToInstall;
 138     QTime calcTime;
 139     calcTime.start();
 140
 141     for ( ZyppPoolIterator patches_it = zyppPatchesBegin();
 142           patches_it != zyppPatchesEnd();
 143           ++patches_it )
 144     {
 145         ZyppPatch patch = tryCastToZyppPatch( (*patches_it)->theObj() );
 146
 147         if ( patch )
 148         {
 149             ZyppPatchContents patchContents( patch );
 150
 151             for ( ZyppPatchContentsIterator contents_it = patchContents.begin();
 152                   contents_it != patchContents.end();
 153                   ++contents_it )
 154             {
 155                 ZyppPkg pkg = tryCastToZyppPkg( *contents_it );
 156                 ZyppSel sel;
 157
 158                 if ( pkg )
 159                     sel = _selMapper.findZyppSel( pkg );
 160
 161                 if ( sel )
 162                 {
 163                     switch ( sel->status() )
 164                     {
 165                         case S_Install:
 166                         case S_AutoInstall:
 167                         case S_Update:
 168                         case S_AutoUpdate:
 169                             // Insert the patch contents selectables into a set,
 170                             // don't immediately sum up their sizes: The same
 171                             // package could be in more than one patch, but of
 172                             // course it will be downloaded only once.
 173
 174                             selectablesToInstall.insert( sel );
 175                             break;
 176
 177                         case S_Del:
 178                         case S_AutoDel:
 179                         case S_NoInst:
 180                         case S_KeepInstalled:
 181                         case S_Taboo:
 182                         case S_Protected:
 183                             break;
 184
 185                             // intentionally omitting 'default' branch so the compiler can
 186                             // catch unhandled enum states
 187                     }
 188
 189                 }
 190             }
 191         }
 192     }
 193
 194
 195     FSize totalSize = 0;
 196
 197     for ( set<ZyppSel>::iterator it = selectablesToInstall.begin();
 198           it != selectablesToInstall.end();
 199           ++it )
 200     {
 201         if ( (*it)->candidateObj() )
 202             totalSize += (*it)->candidateObj()->size();
 203     }
 204
 205 #if ENABLE_TOTAL_DOWNLOAD_SIZE
 206     _totalDownloadSize->setText( totalSize.asString().c_str() );
 207 #endif
 208
 209     y2debug( "Calculated total download size in %d millisec", calcTime.elapsed() );
 210 }
 211
 212
 213 void
 214 YQPkgPatchFilterView::fillPatchList()
 215 {
 216     switch ( _patchFilter->currentItem() )
 217     {
 218         case 0:         _patchList->setFilterCriteria( YQPkgPatchList::RelevantPatches             );   break;
 219         case 1:         _patchList->setFilterCriteria( YQPkgPatchList::RelevantAndInstalledPatches );   break;
 220         case 2:         _patchList->setFilterCriteria( YQPkgPatchList::AllPatches                  );   break;
 221         default:        _patchList->setFilterCriteria( YQPkgPatchList::RelevantPatches             );   break;
 222     }
 223
 224     _patchList->fillList();
 225     _patchList->selectSomething();
 226 }
 227
 228
 229 #include "YQPkgPatchFilterView.moc"