src/pkg/YQPkgDependenciesView.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgDependenciesView.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17   Textdomain "packages-qt"
  18
  19 /-*/
  20
  21 #define y2log_component "qt-pkg"
  22 #include <ycp/y2log.h>
  23
  24 #include <qdatetime.h>
  25 #include "YQPkgDependenciesView.h"
  26 #include "YQi18n.h"
  27 #include "utf8.h"
  28
  29
  30 YQPkgDependenciesView::YQPkgDependenciesView( QWidget * parent )
  31     : YQPkgGenericDetailsView( parent )
  32 {
  33 }
  34
  35
  36 YQPkgDependenciesView::~YQPkgDependenciesView()
  37 {
  38     // NOP
  39 }
  40
  41
  42 void
  43 YQPkgDependenciesView::showDetails( ZyppSel selectable )
  44 {
  45     _selectable = selectable;
  46
  47     if ( ! selectable )
  48     {
  49         clear();
  50         return;
  51     }
  52
  53     QString html_text = htmlHeading( selectable );
  54
  55     ZyppObj candidate = selectable->candidateObj();
  56     ZyppObj installed = selectable->installedObj();
  57
  58     if ( candidate && installed && candidate != installed )
  59     {
  60         html_text += complexTable( installed, candidate );
  61     }
  62     else
  63     {
  64         if ( candidate )
  65             html_text += simpleTable( candidate );
  66
  67         if ( installed )
  68             html_text += simpleTable( installed );
  69     }
  70
  71     setHtml( html_text );
  72 }
  73
  74
  75 QString
  76 YQPkgDependenciesView::simpleTable( ZyppObj pkg )
  77 {
  78     QString html = "<br>" +
  79         table(
  80               row( hcell( _( "Version:" ) ) + cell( pkg->edition().asString()   ) ) +
  81
  82               // Intentionally NOT translating the RPM depencency tags:
  83               // They make only sense to users who have some basic knowledge what they are anyway.
  84
  85               row( "Provides:",         pkg->dep( zypp::Dep::PROVIDES           ) ) +
  86               row( "Prerequires:",      pkg->dep( zypp::Dep::PREREQUIRES        ) ) +
  87               row( "Requires:",         pkg->dep( zypp::Dep::REQUIRES           ) ) +
  88               row( "Conflicts:",        pkg->dep( zypp::Dep::CONFLICTS          ) ) +
  89               row( "Obsoletes:",        pkg->dep( zypp::Dep::OBSOLETES          ) ) +
  90               row( "Recommends:",       pkg->dep( zypp::Dep::RECOMMENDS         ) ) +
  91               row( "Suggests:",         pkg->dep( zypp::Dep::SUGGESTS           ) ) +
  92               row( "Freshens:",         pkg->dep( zypp::Dep::FRESHENS           ) ) +
  93               row( "Enances:",          pkg->dep( zypp::Dep::ENHANCES           ) ) +
  94               row( "Supplements:",      pkg->dep( zypp::Dep::SUPPLEMENTS        ) )
  95               );
  96
  97     return html;
  98 }
  99
 100
 101 QString
 102 YQPkgDependenciesView::complexTable( ZyppObj installed, ZyppObj candidate )
 103 {
 104     ZyppObj p1 = candidate;
 105     ZyppObj p2 = installed;
 106
 107     QString p1_header = _( "<b>Alternate Version</b>" );
 108     QString p2_header = _( "<b>Installed Version</b>" );
 109
 110     QString html = "<br>" +
 111         table(
 112               row( hcell( QString( "" ) ) + hcell( "<b>" + p1_header + "</b>"       ) + hcell( "<b>" + p2_header + "</b>" ) ) +
 113
 114               row( hcell( _( "Version:" ) ) + cell( p1->edition().asString()    ) + cell( p2->edition().asString()      ) ) +
 115
 116               row( "Provides:",         p1->dep( zypp::Dep::PROVIDES    ), p2->dep( zypp::Dep::PROVIDES         ) ) +
 117               row( "Prerequires:",      p1->dep( zypp::Dep::PREREQUIRES ), p2->dep( zypp::Dep::PREREQUIRES      ) ) +
 118               row( "Requires:",         p1->dep( zypp::Dep::REQUIRES    ), p2->dep( zypp::Dep::REQUIRES         ) ) +
 119               row( "Conflicts:",        p1->dep( zypp::Dep::CONFLICTS   ), p2->dep( zypp::Dep::CONFLICTS        ) ) +
 120               row( "Obsoletes:",        p1->dep( zypp::Dep::OBSOLETES   ), p2->dep( zypp::Dep::OBSOLETES        ) ) +
 121               row( "Recommends:",       p1->dep( zypp::Dep::RECOMMENDS  ), p2->dep( zypp::Dep::RECOMMENDS       ) ) +
 122               row( "Suggests:",         p1->dep( zypp::Dep::SUGGESTS    ), p2->dep( zypp::Dep::SUGGESTS         ) ) +
 123               row( "Freshens:",         p1->dep( zypp::Dep::FRESHENS    ), p2->dep( zypp::Dep::FRESHENS         ) ) +
 124               row( "Enances:",          p1->dep( zypp::Dep::ENHANCES    ), p2->dep( zypp::Dep::ENHANCES         ) ) +
 125               row( "Supplements:",      p1->dep( zypp::Dep::SUPPLEMENTS ), p2->dep( zypp::Dep::SUPPLEMENTS      ) )
 126               );
 127
 128     return html;
 129 }
 130
 131
 132 QString
 133 YQPkgDependenciesView::row( const QString &             heading,
 134                             const zypp::CapSet &        capSet )
 135 {
 136     QString content = htmlLines( capSet );
 137
 138     if ( content.isEmpty() )
 139         return "";
 140
 141     return QString( "<tr>" ) +
 142         hcell( heading ) +
 143         "<td>" + content + "</td>"
 144         + "</tr>";
 145 }
 146
 147
 148 QString
 149 YQPkgDependenciesView::row( const QString &             heading,
 150                             const zypp::CapSet &        capSet1,
 151                             const zypp::CapSet &        capSet2 )
 152 {
 153     QString content1 = htmlLines( capSet1 );
 154     QString content2 = htmlLines( capSet2 );
 155
 156     if ( content1.isEmpty() && content2.isEmpty() )
 157         return "";
 158
 159     return QString( "<tr>" ) +
 160         hcell( heading ) +
 161         "<td>" + content1 + "</td>" +
 162         "<td>" + content2 + "</td>" +
 163         "</tr>";
 164 }
 165
 166
 167 QString
 168 YQPkgDependenciesView::htmlLines( const zypp::CapSet & capSet )
 169 {
 170     QString html;
 171
 172     for ( zypp::CapSet::const_iterator it = capSet.begin();
 173           it != capSet.end();
 174           ++it )
 175     {
 176         if ( ! html.isEmpty() )
 177             html += "<br>";
 178
 179         html += htmlEscape( ( *it).asString().c_str() );
 180     }
 181
 182     return html;
 183 }
 184
 185
 186 #include "YQPkgDependenciesView.moc"