src/pkg/YQPkgSelDescriptionView.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgSelDescriptionView.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17 /-*/
  18
  19 #define y2log_component "qt-pkg"
  20 #include <ycp/y2log.h>
  21
  22 #include <unistd.h>
  23 #include <QRegExp>
  24
  25 #include "YQPkgSelDescriptionView.h"
  26 #include "YQUI.h"
  27 #include "YQi18n.h"
  28 #include "utf8.h"
  29
  30 using std::list;
  31 using std::string;
  32
  33
  34 YQPkgSelDescriptionView::YQPkgSelDescriptionView( QWidget * parent )
  35     : YQPkgDescriptionView( parent )
  36 {
  37 }
  38
  39
  40 YQPkgSelDescriptionView::~YQPkgSelDescriptionView()
  41 {
  42     // NOP
  43 }
  44
  45
  46 void
  47 YQPkgSelDescriptionView::showDetails( ZyppSel selectable )
  48 {
  49     _selectable = selectable;
  50
  51     if ( ! selectable )
  52     {
  53         clear();
  54         return;
  55     }
  56
  57     QString html_text = htmlHeading( selectable );
  58
  59     QString description = fromUTF8( selectable->theObj()->description() );
  60
  61     if ( ! description.contains( "<!-- DT:Rich -->" ) )
  62         description = simpleHtmlParagraphs( description );
  63
  64     html_text += description;
  65
  66     setHtml( html_text );
  67     //FIXME ensureVisible( 0, 0 );      // Otherwise hyperlinks will be centered
  68 }
  69
  70
  71
  72 QString
  73 YQPkgSelDescriptionView::htmlHeading( ZyppSel selectable )
  74 {
  75     ZyppObj             zyppObj         = selectable->theObj();
  76     ZyppSelection       selection       = tryCastToZyppSelection( zyppObj );
  77     ZyppPattern         pattern         = tryCastToZyppPattern  ( zyppObj );
  78
  79     if ( ! selection && ! pattern )
  80         return YQPkgGenericDetailsView::htmlHeading( selectable );
  81
  82     QString summary = fromUTF8( zyppObj->summary() );
  83     bool useBigFont = ( summary.length() <= 40 );
  84
  85     if ( summary.isEmpty() )                    // No summary?
  86         summary = fromUTF8( zyppObj->name() );  // Use name instead (internal only normally)
  87
  88     QString icon = pattern ? pattern->icon().asString().c_str() : "";
  89
  90     if ( icon.isEmpty() )
  91     {
  92         icon = zyppObj->name().c_str();
  93         icon.replace( ' ', '_' );
  94     }
  95
  96     if ( ! icon.isEmpty() )
  97     {
  98         if ( icon.startsWith( "./" ) )
  99             icon.replace( QRegExp( "^\\./" ), "" );
 100
 101         if ( ! icon.endsWith( ".png", Qt::CaseInsensitive ) &&
 102              ! icon.endsWith( ".jpg", Qt::CaseInsensitive )   )
 103             icon += ".png";
 104
 105         QString origIconName = icon;
 106
 107         if ( ! icon.contains( "/" ) )           // no path at all
 108         {
 109             // Look in icon directories:
 110             //
 111             //   /usr/share/YaST2/theme/current/icons/32x32/apps/
 112             //   /usr/share/YaST2/theme/current/icons/48x48/apps/
 113
 114             QString iconBaseName = icon;
 115             icon = findIcon( QString( THEMEDIR ) + "/icons/32x32/apps/" + iconBaseName );
 116
 117             if ( icon.isEmpty() )
 118                 icon = findIcon( QString( THEMEDIR ) + "/icons/48x48/apps/" + iconBaseName );
 119         }
 120         else if ( ! icon.startsWith( "/" ) )    // relative path
 121         {
 122             // Use path relative to theme directory:
 123             //
 124             //   /usr/share/YaST2/theme/current/ + icon
 125
 126             icon = findIcon( QString( THEMEDIR ) + "/" + icon );
 127         }
 128
 129         if ( pattern && icon.isEmpty() )
 130             y2warning( "No icon for pattern %s - icon name: %s",
 131                        zyppObj->name().c_str(), qPrintable(origIconName) );
 132     }
 133
 134
 135     QString html = "<table width=100%";
 136
 137     if ( ! YQUI::ui()->usingVisionImpairedPalette() )
 138         html += " bgcolor=#C8C8F8";     // or #E0E0F8 (very light blueish grey)
 139
 140     html += "><tr><td>"
 141         + ( useBigFont ? QString( "<h2>" ) : QString( "<b>" ) )
 142         + summary
 143         + ( useBigFont ? QString( "</h2>" ) : QString( "</b>" ) )
 144         + "</td></tr>"
 145         + "</table>";
 146
 147     if ( ! icon.isEmpty() )
 148     {
 149         html = QString( "<table width=100%><tr>" )
 150             + "<td><img src=\"" + icon + "\"></td>"
 151             + "<td width=100%>" + html + "</td>"
 152             + "</tr></table>";
 153     }
 154
 155     return html;
 156 }
 157
 158
 159
 160 QString
 161 YQPkgSelDescriptionView::findIcon( const QString & icon ) const
 162 {
 163     if ( access( qPrintable(icon), R_OK ) == 0 )
 164     {
 165         y2debug( "Found icon %s", qPrintable(icon) );
 166         return icon;
 167     }
 168     else
 169     {
 170         y2debug( "No icon %s", qPrintable(icon) );
 171         return "";
 172     }
 173 }
 174
 175
 176 #include "YQPkgSelDescriptionView.moc"