src/pkg/YQPkgVersionsView.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgVersionsView.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17   Textdomain "packages-qt"
  18
  19 /-*/
  20
  21 #define y2log_component "qt-pkg"
  22
  23 #include <YQZypp.h>
  24 #include <zypp/Repository.h>
  25 #include <ycp/y2log.h>
  26 #include <qtabwidget.h>
  27 #include <qregexp.h>
  28 #include <q3header.h>
  29
  30 #include "YQPkgVersionsView.h"
  31 #include "YQPkgRepoList.h"
  32 #include "YQIconPool.h"
  33 #include "YQi18n.h"
  34 #include "utf8.h"
  35
  36
  37 YQPkgVersionsView::YQPkgVersionsView( QWidget * parent, bool userCanSwitch )
  38     : QY2ListView( parent )
  39 {
  40     _selectable         = 0;
  41     _parentTab          = dynamic_cast<QTabWidget *> (parent);
  42     _userCanSwitch      = userCanSwitch;
  43
  44     _versionCol = -42;
  45     _archCol    = -42;
  46     _productCol = -42;
  47     _urlCol     = -42;
  48     _repoCol    = -42;
  49     _statusCol  = -42;
  50     _nameCol    = -42;
  51     _summaryCol = -42;
  52
  53 #if FIXME
  54     int numCol = 0;
  55     addColumn( _( "Version"     ) );    _versionCol     = numCol++;
  56     addColumn( _( "Arch."       ) );    _archCol        = numCol++;
  57     addColumn( _( "Product"     ) );    _productCol     = numCol++;
  58     addColumn( _( "Repository"  ) );    _repoCol        = numCol++;
  59     addColumn( _( "URL"         ) );    _urlCol         = numCol++;
  60 #endif
  61     _statusCol  = _productCol;
  62
  63     _nameCol    = _versionCol;
  64     _summaryCol = _repoCol;
  65
  66     setSortByInsertionSequence( true );
  67
  68     // saveColumnWidths();      // Minimize column widths
  69     // header()->hide();
  70
  71
  72     if ( _parentTab )
  73     {
  74         connect( parent, SIGNAL( currentChanged(QWidget *) ),
  75                  this,   SLOT  ( reload        (QWidget *) ) );
  76     }
  77
  78     connect( this,      SIGNAL( selectionChanged        () ),
  79              this,      SLOT  ( checkForChangedCandidate() ) );
  80 }
  81
  82
  83 YQPkgVersionsView::~YQPkgVersionsView()
  84 {
  85     // NOP
  86 }
  87
  88
  89 void
  90 YQPkgVersionsView::reload( QWidget * newCurrent )
  91 {
  92     if ( newCurrent == this )
  93         showDetailsIfVisible( _selectable );
  94 }
  95
  96
  97 void
  98 YQPkgVersionsView::showDetailsIfVisible( ZyppSel selectable )
  99 {
 100     _selectable = selectable;
 101
 102     if ( _parentTab )           // Is this view embedded into a tab widget?
 103     {
 104         if ( _parentTab->currentPage() == this )  // Is this page the topmost?
 105             showDetails( selectable );
 106     }
 107     else        // No tab parent - simply show data unconditionally.
 108     {
 109         showDetails( selectable );
 110     }
 111 }
 112
 113
 114 void
 115 YQPkgVersionsView::showDetails( ZyppSel selectable )
 116 {
 117     _selectable = selectable;
 118     clear();
 119
 120     if ( ! selectable )
 121         return;
 122
 123 #if FIXME
 124     QY2CheckListItem * root = new QY2CheckListItem( this, selectable->theObj()->name().c_str(),
 125                                                     Q3CheckListItem::Controller );
 126     Q_CHECK_PTR( root );
 127     root->setOpen( true );
 128
 129     bool installedIsAvailable = false;
 130
 131     zypp::ui::Selectable::available_iterator it = selectable->availableBegin();
 132
 133     while ( it != selectable->availableEnd() )
 134     {
 135         new YQPkgVersion( this, root, selectable, *it, _userCanSwitch );
 136
 137         if ( selectable->installedObj() &&
 138              selectable->installedObj()->edition() == (*it)->edition() &&
 139              selectable->installedObj()->arch()    == (*it)->arch()      )
 140             // FIXME: In future releases, also the vendor will make a difference
 141             installedIsAvailable = true;
 142
 143 #if 0
 144         // DEBUG
 145         new YQPkgVersion( this, root, selectable, *it, _userCanSwitch );
 146         new YQPkgVersion( this, root, selectable, *it, _userCanSwitch );
 147         new YQPkgVersion( this, root, selectable, *it, _userCanSwitch );
 148         // DEBUG
 149 #endif
 150         ++it;
 151     }
 152
 153     if ( selectable->hasInstalledObj() && ! installedIsAvailable )
 154         new YQPkgVersion( this, root, selectable, selectable->installedObj(), false );
 155
 156 #endif
 157 }
 158
 159
 160 void
 161 YQPkgVersionsView::checkForChangedCandidate()
 162 {
 163 #if FIXME
 164     if ( ! firstChild() || ! _selectable )
 165         return;
 166
 167     Q3ListViewItem * item = firstChild()->firstChild();
 168
 169     while ( item )
 170     {
 171         YQPkgVersion * versionItem = dynamic_cast<YQPkgVersion *> (item);
 172
 173         if ( versionItem && versionItem->isOn() )
 174         {
 175             ZyppObj newCandidate = versionItem->zyppObj();
 176
 177             if ( newCandidate != _selectable->candidateObj() )
 178             {
 179                 y2milestone( "Candidate changed" );
 180
 181                 // Change status of selectable
 182
 183                 ZyppStatus status = _selectable->status();
 184
 185                 if ( _selectable->installedObj() &&
 186                      _selectable->installedObj()->arch()    == newCandidate->arch() &&
 187                      _selectable->installedObj()->edition() == newCandidate->edition() )
 188                 {
 189                     // Switch back to the original instance -
 190                     // the version that was previously installed
 191                     status = S_KeepInstalled;
 192                 }
 193                 else
 194                 {
 195                     switch ( status )
 196                     {
 197                         case S_KeepInstalled:
 198                         case S_Protected:
 199                         case S_AutoDel:
 200                         case S_AutoUpdate:
 201                         case S_Del:
 202                         case S_Update:
 203
 204                             status = S_Update;
 205                             break;
 206
 207                         case S_NoInst:
 208                         case S_Taboo:
 209                         case S_Install:
 210                         case S_AutoInstall:
 211                             status = S_Install;
 212                             break;
 213                     }
 214                 }
 215
 216                 _selectable->set_status( status );
 217
 218
 219                 // Set candidate
 220
 221                 _selectable->setCandidate( newCandidate );
 222                 emit candidateChanged( newCandidate );
 223                 return;
 224             }
 225         }
 226
 227         item = item->nextSibling();
 228     }
 229 #endif
 230 }
 231
 232
 233 QSize
 234 YQPkgVersionsView::minimumSizeHint() const
 235 {
 236     return QSize( 0, 0 );
 237 }
 238
 239
 240
 241
 242
 243
 244 YQPkgVersion::YQPkgVersion( YQPkgVersionsView * pkgVersionList,
 245                             QY2CheckListItem *  parent,
 246                             ZyppSel             selectable,
 247                             ZyppObj             zyppObj,
 248                             bool                enabled )
 249     : QY2CheckListItem( parent, "" /*
 250                         enabled ?
 251                         Q3CheckListItem::RadioButton :
 252                         Q3CheckListItem::Controller */ )        // cheap way to make it read-only
 253     , _pkgVersionList( pkgVersionList )
 254     , _selectable( selectable )
 255     , _zyppObj( zyppObj )
 256 {
 257     // FIXME setOn( _zyppObj == _selectable->candidateObj() );
 258
 259     if ( versionCol() >= 0 )    setText( versionCol(), zyppObj->edition().asString().c_str() );
 260     if ( archCol()    >= 0 )    setText( archCol(),    zyppObj->arch().asString().c_str() );
 261     if ( repoCol() >= 0 )       setText( repoCol(), fromUTF8(zyppObj->repository().info().alias()) );
 262     if ( productCol() >= 0 )
 263     {
 264         ZyppProduct product = YQPkgRepoListItem::singleProduct( zyppObj->repository() );
 265
 266         if ( product )
 267             setText( productCol(), QString::fromStdString( product->summary() ) );
 268     }
 269     if ( urlCol() >= 0 )
 270     {
 271         zypp::Url repoUrl;
 272
 273         if ( ! zyppObj->repository().info().baseUrlsEmpty() )
 274             repoUrl = *zyppObj->repository().info().baseUrlsBegin();
 275
 276         setText( urlCol(), repoUrl.asString().c_str() );
 277     }
 278
 279     if ( _selectable->hasInstalledObj() )
 280     {
 281         if ( _zyppObj->edition() == _selectable->installedObj()->edition() &&
 282              _zyppObj->arch()    == _selectable->installedObj()->arch()      )
 283         {
 284             // FIXME setPixmap( statusCol(), YQIconPool::pkgKeepInstalled() );
 285             setBackgroundColor( QColor( 0xF0, 0xF0, 0xF0 ) );   // light grey
 286             setTextColor( QColor( 0, 0x90, 0 ) );               // green
 287         }
 288     }
 289 }
 290
 291
 292 YQPkgVersion::~YQPkgVersion()
 293 {
 294     // NOP
 295 }
 296
 297
 298 QString
 299 YQPkgVersion::toolTip(int)
 300 {
 301     QString tip;
 302
 303     if ( zyppObj() == selectable()->installedObj() )
 304         tip = _( "This version is installed in your system." );
 305
 306     return tip;
 307 }
 308
 309
 310 /**
 311  * Comparison function used for sorting the list.
 312  * Returns:
 313  * -1 if this <  other
 314  *  0 if this == other
 315  * +1 if this >  other
 316  **/
 317 int
 318 YQPkgVersion::compare( QTreeWidgetItem *        otherListViewItem,
 319                        int              col,
 320                        bool             ascending ) const
 321 {
 322     YQPkgVersion * other = dynamic_cast<YQPkgVersion *> (otherListViewItem);
 323
 324     if ( other )
 325     {
 326         if ( this->zyppObj()->edition() < other->zyppObj()->edition() ) return -1;
 327         if ( this->zyppObj()->edition() > other->zyppObj()->edition() ) return  1;
 328         return 0;
 329     }
 330
 331     // Fallback: Use parent class method
 332     return QY2CheckListItem::compare( otherListViewItem, col, ascending );
 333 }
 334
 335
 336
 337 #include "YQPkgVersionsView.moc"