src/pkg/YQPkgGenericDetailsView.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgGenericDetailsView.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17 /-*/
  18
  19 #define y2log_component "qt-pkg"
  20 #include <ycp/y2log.h>
  21 #include <QTabWidget>
  22 #include <QRegExp>
  23 #include <QDateTime>
  24
  25 #include "YQPkgGenericDetailsView.h"
  26 #include "YQi18n.h"
  27 #include "YQUI.h"
  28 #include "utf8.h"
  29
  30 using std::string;
  31
  32
  33 YQPkgGenericDetailsView::YQPkgGenericDetailsView( QWidget * parent )
  34     : QTextBrowser( parent )
  35 {
  36     _selectable = 0;
  37     _parentTab  = dynamic_cast<QTabWidget *> (parent);
  38
  39     if ( _parentTab )
  40     {
  41         connect( parent, SIGNAL( currentChanged(QWidget *) ),
  42                  this,   SLOT  ( reload        (QWidget *) ) );
  43     }
  44 }
  45
  46
  47 YQPkgGenericDetailsView::~YQPkgGenericDetailsView()
  48 {
  49     // NOP
  50 }
  51
  52
  53 void
  54 YQPkgGenericDetailsView::reload( QWidget * newCurrent )
  55 {
  56     if ( newCurrent == this )
  57     {
  58         showDetailsIfVisible( _selectable );
  59     }
  60 }
  61
  62
  63 void
  64 YQPkgGenericDetailsView::showDetailsIfVisible( ZyppSel selectable )
  65 {
  66     _selectable = selectable;
  67
  68     if ( _parentTab )           // Is this view embedded into a tab widget?
  69     {
  70         if ( _parentTab->currentWidget() == this )  // Is this page the topmost?
  71         {
  72             showDetails( selectable );
  73         }
  74     }
  75     else        // No tab parent - simply show data unconditionally.
  76     {
  77         showDetails( selectable );
  78     }
  79 }
  80
  81
  82 QSize
  83 YQPkgGenericDetailsView::minimumSizeHint() const
  84 {
  85     return QSize( 0, 0 );
  86 }
  87
  88
  89 QString
  90 YQPkgGenericDetailsView::htmlHeading( ZyppSel selectable, bool showVersion )
  91 {
  92     if ( ! selectable )
  93         return "";
  94
  95     ZyppObj zyppObj = selectable->theObj();
  96
  97     if ( ! zyppObj )
  98         return "";
  99
 100     QString summary = fromUTF8( zyppObj->summary() );
 101
 102     QString html = "<table";
 103
 104     if ( ! YQUI::ui()->usingVisionImpairedPalette() )
 105         html += " bgcolor=#E0E0F8";
 106
 107     html += "><tr><td><b>"
 108         + fromUTF8( zyppObj->name() )
 109         + "</b>";
 110
 111     if ( showVersion )
 112         html += QString( "<b>-" ) + zyppObj->edition().asString().c_str() + "</b>";
 113
 114     if ( ! summary.isEmpty() )
 115         html += " - " + summary;
 116
 117     html += "</td></tr></table><br>";
 118
 119     return html;
 120 }
 121
 122
 123
 124 QString
 125 YQPkgGenericDetailsView::htmlEscape( const QString & plainText )
 126 {
 127     QString html = plainText;
 128     // y2debug( "Escaping '%s'", (const char *) plainText );
 129
 130     html.replace( QRegExp( "&" ), "&amp;" );
 131     html.replace( QRegExp( "<" ), "&lt;"  );
 132     html.replace( QRegExp( ">" ), "&gt;"  );
 133
 134     return html;
 135 }
 136
 137
 138 QString
 139 YQPkgGenericDetailsView::table( const QString & contents )
 140 {
 141     QString html = "<table border=1";
 142
 143     if ( ! YQUI::ui()->usingVisionImpairedPalette() )
 144         html += " bgcolor=#F0F0F0";
 145     html += ">" + contents + "</table>";
 146
 147     return html;
 148 }
 149
 150
 151 QString
 152 YQPkgGenericDetailsView::row( const QString & contents )
 153 {
 154     return "<tr>" + contents + "</tr>";
 155 }
 156
 157
 158 QString
 159 YQPkgGenericDetailsView::cell( QString contents )
 160 {
 161     contents = htmlEscape( contents );
 162     return "<td valign=top>" + contents + "</td>";
 163 }
 164
 165
 166 QString
 167 YQPkgGenericDetailsView::cell( int contents )
 168 {
 169     QString html;
 170     html.sprintf( "<td valign=top>%d</td>", contents );
 171
 172     return html;
 173 }
 174
 175
 176 QString
 177 YQPkgGenericDetailsView::cell( const zypp::Date & date )
 178 {
 179     return cell( ( (time_t) date == (time_t) 0 ? "" : date.asString() ) );
 180 }
 181
 182
 183 QString
 184 YQPkgGenericDetailsView::cell( const string & contents )
 185 {
 186     return cell( fromUTF8( contents ) );
 187 }
 188
 189
 190 QString
 191 YQPkgGenericDetailsView::hcell( QString contents )
 192 {
 193     QString html = "<td valign=top";
 194
 195     if ( ! YQUI::ui()->usingVisionImpairedPalette() )
 196         html += " bgcolor=#D0D0D0";
 197
 198     html += ">" + contents + "</td>";
 199
 200     return html;
 201 }
 202
 203
 204 #include "YQPkgGenericDetailsView.moc"