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     setTextFormat( Qt::RichText );
  72     setText( html_text );
  73 }
  74
  75
  76 QString
  77 YQPkgDependenciesView::simpleTable( ZyppObj pkg )
  78 {
  79     QString html = "<br>" +
  80         table(
  81               row( hcell( _( "Version:" ) ) + cell( pkg->edition().asString()   ) ) +
  82
  83               // Intentionally NOT translating the RPM depencency tags:
  84               // They make only sense to users who have some basic knowledge what they are anyway.
  85
  86               row( "Provides:",         pkg->dep( zypp::Dep::PROVIDES           ) ) +
  87               row( "Prerequires:",      pkg->dep( zypp::Dep::PREREQUIRES        ) ) +
  88               row( "Requires:",         pkg->dep( zypp::Dep::REQUIRES           ) ) +
  89               row( "Conflicts:",        pkg->dep( zypp::Dep::CONFLICTS          ) ) +
  90               row( "Obsoletes:",        pkg->dep( zypp::Dep::OBSOLETES          ) ) +
  91               row( "Recommends:",       pkg->dep( zypp::Dep::RECOMMENDS         ) ) +
  92               row( "Suggests:",         pkg->dep( zypp::Dep::SUGGESTS           ) ) +
  93               row( "Freshens:",         pkg->dep( zypp::Dep::FRESHENS           ) ) +
  94               row( "Enances:",          pkg->dep( zypp::Dep::ENHANCES           ) ) +
  95               row( "Supplements:",      pkg->dep( zypp::Dep::SUPPLEMENTS        ) )
  96               );
  97
  98     return html;
  99 }
 100
 101
 102 QString
 103 YQPkgDependenciesView::complexTable( ZyppObj installed, ZyppObj candidate )
 104 {
 105     ZyppObj p1 = candidate;
 106     ZyppObj p2 = installed;
 107
 108     QString p1_header = _( "<b>Alternate Version</b>" );
 109     QString p2_header = _( "<b>Installed Version</b>" );
 110
 111     QString html = "<br>" +
 112         table(
 113               row( hcell( QString( "" ) ) + hcell( "<b>" + p1_header + "</b>"       ) + hcell( "<b>" + p2_header + "</b>" ) ) +
 114
 115               row( hcell( _( "Version:" ) ) + cell( p1->edition().asString()    ) + cell( p2->edition().asString()      ) ) +
 116
 117               row( "Provides:",         p1->dep( zypp::Dep::PROVIDES    ), p2->dep( zypp::Dep::PROVIDES         ) ) +
 118               row( "Prerequires:",      p1->dep( zypp::Dep::PREREQUIRES ), p2->dep( zypp::Dep::PREREQUIRES      ) ) +
 119               row( "Requires:",         p1->dep( zypp::Dep::REQUIRES    ), p2->dep( zypp::Dep::REQUIRES         ) ) +
 120               row( "Conflicts:",        p1->dep( zypp::Dep::CONFLICTS   ), p2->dep( zypp::Dep::CONFLICTS        ) ) +
 121               row( "Obsoletes:",        p1->dep( zypp::Dep::OBSOLETES   ), p2->dep( zypp::Dep::OBSOLETES        ) ) +
 122               row( "Recommends:",       p1->dep( zypp::Dep::RECOMMENDS  ), p2->dep( zypp::Dep::RECOMMENDS       ) ) +
 123               row( "Suggests:",         p1->dep( zypp::Dep::SUGGESTS    ), p2->dep( zypp::Dep::SUGGESTS         ) ) +
 124               row( "Freshens:",         p1->dep( zypp::Dep::FRESHENS    ), p2->dep( zypp::Dep::FRESHENS         ) ) +
 125               row( "Enances:",          p1->dep( zypp::Dep::ENHANCES    ), p2->dep( zypp::Dep::ENHANCES         ) ) +
 126               row( "Supplements:",      p1->dep( zypp::Dep::SUPPLEMENTS ), p2->dep( zypp::Dep::SUPPLEMENTS      ) )
 127               );
 128
 129     return html;
 130 }
 131
 132
 133 QString
 134 YQPkgDependenciesView::row( const QString &             heading,
 135                             const zypp::CapSet &        capSet )
 136 {
 137     QString content = htmlLines( capSet );
 138
 139     if ( content.isEmpty() )
 140         return "";
 141
 142     return QString( "<tr>" ) +
 143         hcell( heading ) +
 144         "<td>" + content + "</td>"
 145         + "</tr>";
 146 }
 147
 148
 149 QString
 150 YQPkgDependenciesView::row( const QString &             heading,
 151                             const zypp::CapSet &        capSet1,
 152                             const zypp::CapSet &        capSet2 )
 153 {
 154     QString content1 = htmlLines( capSet1 );
 155     QString content2 = htmlLines( capSet2 );
 156
 157     if ( content1.isEmpty() && content2.isEmpty() )
 158         return "";
 159
 160     return QString( "<tr>" ) +
 161         hcell( heading ) +
 162         "<td>" + content1 + "</td>" +
 163         "<td>" + content2 + "</td>" +
 164         "</tr>";
 165 }
 166
 167
 168 QString
 169 YQPkgDependenciesView::htmlLines( const zypp::CapSet & capSet )
 170 {
 171     QString html;
 172
 173     for ( zypp::CapSet::const_iterator it = capSet.begin();
 174           it != capSet.end();
 175           ++it )
 176     {
 177         if ( ! html.isEmpty() )
 178             html += "<br>";
 179
 180         html += htmlEscape( ( *it).asString().c_str() );
 181     }
 182
 183     return html;
 184 }
 185
 186
 187 #include "YQPkgDependenciesView.moc"