src/pkg/YQPkgSelList.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgSelList.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 #include <qregexp.h>
  25 #include <zypp/ZYppFactory.h>
  26 #include <zypp/Resolver.h>
  27
  28
  29 #include "YQi18n.h"
  30 #include "utf8.h"
  31 #include "YQPkgSelList.h"
  32
  33
  34 YQPkgSelList::YQPkgSelList( QWidget * parent, bool autoFill, bool autoFilter )
  35     : YQPkgObjList( parent )
  36 {
  37     y2debug( "Creating selection list" );
  38
  39     int numCol = 0;
  40 #if FIXME
  41     addColumn( ""               );      _statusCol      = numCol++;
  42     addColumn( _( "Selection" ) );      _summaryCol     = numCol++;
  43     setAllColumnsShowFocus( true );
  44 #endif
  45
  46     _satisfiedIconCol   = _summaryCol;
  47     _brokenIconCol      = _summaryCol;
  48
  49     if ( autoFilter )
  50     {
  51         connect( this, SIGNAL( selectionChanged( QTreeWidgetItem * ) ),
  52                  this, SLOT  ( filter()                            ) );
  53     }
  54
  55     if ( autoFill )
  56     {
  57         fillList();
  58         selectSomething();
  59     }
  60
  61     y2debug( "Creating selection list done" );
  62 }
  63
  64
  65 YQPkgSelList::~YQPkgSelList()
  66 {
  67     // NOP
  68 }
  69
  70
  71 void
  72 YQPkgSelList::fillList()
  73 {
  74     clear();
  75     y2debug( "Filling selection list" );
  76
  77
  78     for ( ZyppPoolIterator it = zyppSelectionsBegin();
  79           it != zyppSelectionsEnd();
  80           ++it )
  81     {
  82         ZyppSelection zyppSelection = tryCastToZyppSelection( (*it)->theObj() );
  83
  84         if ( zyppSelection )
  85         {
  86             if ( zyppSelection->visible() && ! zyppSelection->isBase() )
  87             {
  88                 addPkgSelItem( *it, zyppSelection );
  89             }
  90         }
  91         else
  92         {
  93             y2error( "Found non-Selection selectable" );
  94         }
  95     }
  96
  97     y2debug( "Selection list filled" );
  98 }
  99
 100
 101 void
 102 YQPkgSelList::filterIfVisible()
 103 {
 104     if ( isVisible() )
 105         filter();
 106 }
 107
 108
 109 void
 110 YQPkgSelList::filter()
 111 {
 112     emit filterStart();
 113
 114     if ( selection() )  // The seleted QListViewItem
 115     {
 116         ZyppSelection zyppSelection = selection()->zyppSelection();
 117
 118         if ( zyppSelection )
 119         {
 120             set<string> wanted = zyppSelection->install_packages();
 121
 122             for ( ZyppPoolIterator it = zyppPkgBegin();
 123                   it != zyppPkgEnd();
 124                   ++it )
 125             {
 126                 string name = (*it)->theObj()->name();
 127
 128                 if ( contains( wanted, name ) )
 129                 {
 130                     ZyppPkg zyppPkg = tryCastToZyppPkg( (*it)->theObj() );
 131
 132                     if ( zyppPkg )
 133                     {
 134                         emit filterMatch( *it, zyppPkg );
 135                     }
 136                 }
 137             }
 138         }
 139     }
 140
 141     emit filterFinished();
 142 }
 143
 144
 145 void
 146 YQPkgSelList::addPkgSelItem( ZyppSel            selectable,
 147                              ZyppSelection      zyppSelection )
 148 {
 149     if ( ! selectable )
 150     {
 151         y2error( "NULL ZyppSel!" );
 152         return;
 153     }
 154
 155     YQPkgSelListItem * item = new YQPkgSelListItem( this, selectable, zyppSelection );
 156     applyExcludeRules( item );
 157 }
 158
 159
 160 YQPkgSelListItem *
 161 YQPkgSelList::selection() const
 162 {
 163 #if FIXME
 164     QTreeWidgetItem * item = selectedItem();
 165
 166     if ( ! item )
 167         return 0;
 168
 169     return dynamic_cast<YQPkgSelListItem *> (item);
 170 #else
 171     return 0;
 172 #endif
 173 }
 174
 175
 176
 177
 178
 179
 180 YQPkgSelListItem::YQPkgSelListItem( YQPkgSelList *      pkgSelList,
 181                                     ZyppSel             selectable,
 182                                     ZyppSelection       zyppSelection )
 183     : YQPkgObjListItem( pkgSelList, selectable, zyppSelection )
 184     , _pkgSelList( pkgSelList )
 185     , _zyppSelection( zyppSelection )
 186 {
 187     if ( ! _zyppSelection )
 188         _zyppSelection = tryCastToZyppSelection( selectable->theObj() );
 189
 190     QString text = fromUTF8( _zyppSelection->summary() );
 191
 192     // You don't want to know why we need this.
 193     text.replace( QRegExp( "Graphical Basis System" ), "Graphical Base System" );
 194     text.replace( QRegExp( "Gnome" ), "GNOME" );
 195
 196     setText( summaryCol(), text );
 197
 198     setStatusIcon();
 199 }
 200
 201
 202 YQPkgSelListItem::~YQPkgSelListItem()
 203 {
 204     // NOP
 205 }
 206
 207
 208 void
 209 YQPkgSelListItem::applyChanges()
 210 {
 211     solveResolvableCollections();
 212 }
 213
 214
 215 /**
 216  * Comparison function used for sorting the list.
 217  * Returns:
 218  * -1 if this <  other
 219  *  0 if this == other
 220  * +1 if this >  other
 221  **/
 222 int
 223 YQPkgSelListItem::compare( QTreeWidgetItem *    otherListViewItem,
 224                            int                  col,
 225                            bool                 ascending ) const
 226 {
 227     YQPkgSelListItem * other = ( YQPkgSelListItem * ) otherListViewItem;
 228
 229     if ( ! _zyppSelection || ! other || ! other->zyppSelection() )
 230         return 0;
 231
 232     return _zyppSelection->order().compare( other->zyppSelection()->order() );
 233 }
 234
 235
 236
 237 #include "YQPkgSelList.moc"