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