src/pkg/YQPkgLangList.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgLangList.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
  26 #include "YQi18n.h"
  27 #include "utf8.h"
  28 #include "YQPkgLangList.h"
  29
  30 using std::set;
  31
  32
  33 YQPkgLangList::YQPkgLangList( QWidget * parent )
  34     : YQPkgObjList( parent )
  35 {
  36     y2debug( "Creating language list" );
  37
  38     int numCol = 0;
  39     QStringList headers;
  40     headers <<  "";     _statusCol      = numCol++;
  41
  42     // Translators: Table column heading for language ISO code like "de_DE", "en_US"
  43     // Please keep this short to avoid stretching the column too wide!
  44     headers <<  _( "Code"       );      _nameCol        = numCol++;
  45
  46     // Full (human readable) language / country name like "German (Austria)"
  47     headers <<  _( "Language"); _summaryCol     = numCol++;
  48     setAllColumnsShowFocus( true );
  49     setHeaderLabels(headers);
  50
  51     connect( this,      SIGNAL( currentItemChanged        ( QTreeWidgetItem *, QTreeWidgetItem * ) ),
  52              this,      SLOT  ( filter()                                    ) );
  53
  54     fillList();
  55     selectSomething();
  56
  57     y2debug( "Creating language list done" );
  58 }
  59
  60
  61 YQPkgLangList::~YQPkgLangList()
  62 {
  63     // NOP
  64 }
  65
  66
  67 void
  68 YQPkgLangList::fillList()
  69 {
  70     clear();
  71     y2debug( "Filling language list" );
  72
  73
  74     for ( ZyppPoolIterator it = zyppLangBegin();
  75           it != zyppLangEnd();
  76           ++it )
  77     {
  78         ZyppLang zyppLang = tryCastToZyppLang( (*it)->theObj() );
  79
  80         if ( zyppLang )
  81             addLangItem( *it, zyppLang );
  82         else
  83             y2error( "Found non-Language selectable" );
  84     }
  85
  86     y2debug( "Language list filled" );
  87 }
  88
  89
  90 void
  91 YQPkgLangList::filterIfVisible()
  92 {
  93     if ( isVisible() )
  94         filter();
  95 }
  96
  97
  98 void
  99 YQPkgLangList::filter()
 100 {
 101     emit filterStart();
 102
 103     if ( selection() )
 104     {
 105         ZyppLang lang = selection()->zyppLang();
 106
 107         if ( lang )
 108         {
 109             string currentLang = lang->name();
 110
 111             //
 112             // Iterate over all selectables in pool
 113             //
 114
 115             for ( ZyppPoolIterator it = zyppPkgBegin();
 116                   it != zyppPkgEnd();
 117                   ++it )
 118             {
 119                 ZyppObj zyppObj = (*it)->theObj();
 120
 121                 if ( zyppObj )
 122                 {
 123                     //
 124                     // Iterate over all "freshens" dependencies of this object
 125                     //
 126
 127                     zypp::CapSet freshens = zyppObj->dep( zypp::Dep::FRESHENS );
 128
 129                     for ( zypp::CapSet::const_iterator cap_it = freshens.begin();
 130                           cap_it != freshens.end();
 131                           ++cap_it )
 132                     {
 133                         if ( (*cap_it).index() == currentLang ) // obj freshens this language
 134                         {
 135                             ZyppPkg pkg = tryCastToZyppPkg( zyppObj );
 136
 137                             if ( pkg )
 138                             {
 139                                 y2debug( "Found pkg %s for lang %s",
 140                                          pkg->name().c_str(), currentLang.c_str() );
 141
 142                                 emit filterMatch( *it, pkg );
 143                             }
 144                             else
 145                             {
 146                                 y2warning( "Found non-pkg obj %s for lang %s",
 147                                            pkg->name().c_str(), currentLang.c_str() );
 148                             }
 149                         }
 150                     }
 151                 }
 152             }
 153         }
 154     }
 155
 156     emit filterFinished();
 157 }
 158
 159
 160 void
 161 YQPkgLangList::addLangItem( ZyppSel     selectable,
 162                             ZyppLang    zyppLang )
 163 {
 164     if ( ! selectable )
 165     {
 166         y2error( "NULL ZyppSel!" );
 167         return;
 168     }
 169
 170     new YQPkgLangListItem( this, selectable, zyppLang );
 171 }
 172
 173
 174 YQPkgLangListItem *
 175 YQPkgLangList::selection() const
 176 {
 177 #if FIXME
 178     Q3ListViewItem * item = selectedItem();
 179
 180     if ( ! item )
 181         return 0;
 182
 183     return dynamic_cast<YQPkgLangListItem *> (item);
 184 #else
 185     return 0;
 186 #endif
 187 }
 188
 189
 190
 191
 192
 193
 194 YQPkgLangListItem::YQPkgLangListItem( YQPkgLangList *   langList,
 195                                       ZyppSel           selectable,
 196                                       ZyppLang          lang            )
 197     : YQPkgObjListItem( langList, selectable, lang )
 198     , _langList( langList )
 199     , _zyppLang( lang )
 200 {
 201 }
 202
 203
 204
 205 YQPkgLangListItem::~YQPkgLangListItem()
 206 {
 207     // NOP
 208 }
 209
 210
 211 void
 212 YQPkgLangListItem::applyChanges()
 213 {
 214     solveResolvableCollections();
 215 }
 216
 217
 218
 219
 220 #include "YQPkgLangList.moc"