src/pkg/YQPkgChangesDialog.cc

   1 /*---------------------------------------------------------------------\
   2 |                                                                      |
   3 |                      __   __    ____ _____ ____                      |
   4 |                      \ \ / /_ _/ ___|_   _|___ \                     |
   5 |                       \ V / _` \___ \ | |   __) |                    |
   6 |                        | | (_| |___) || |  / __/                     |
   7 |                        |_|\__,_|____/ |_| |_____|                    |
   8 |                                                                      |
   9 |                               core system                            |
  10 |                                                        (C) SuSE GmbH |
  11 \----------------------------------------------------------------------/
  12
  13   File:       YQPkgChangesDialog.cc
  14
  15   Author:     Stefan Hundhammer <sh@suse.de>
  16
  17   Textdomain "packages-qt"
  18
  19 /-*/
  20
  21
  22 #define y2log_component "qt-pkg"
  23 #include <ycp/y2log.h>
  24
  25 #include <qapplication.h>
  26 #include <qhbox.h>
  27 #include <qlabel.h>
  28 #include <qlayout.h>
  29 #include <qpushbutton.h>
  30 #include <qstyle.h>
  31
  32 #include "YQZypp.h"
  33 #include <zypp/ResStatus.h>
  34 #include <zypp/ui/UserWantedPackages.h>
  35
  36 #include "YQPkgChangesDialog.h"
  37 #include "YQPkgList.h"
  38 #include "QY2LayoutUtils.h"
  39 #include "YQi18n.h"
  40 #include "YQUI.h"
  41
  42 using std::set;
  43 using std::string;
  44
  45
  46 #define SPACING                 2       // between subwidgets
  47 #define MARGIN                  4       // around the widget
  48
  49
  50 YQPkgChangesDialog::YQPkgChangesDialog( QWidget *               parent,
  51                                         const QString &         message,
  52                                         const QString &         acceptButtonLabel,
  53                                         const QString &         rejectButtonLabel )
  54     : QDialog( parent )
  55 {
  56     // Dialog title
  57     setCaption( _( "Changed Packages" ) );
  58
  59     // Enable dialog resizing even without window manager
  60     setSizeGripEnabled( true );
  61
  62     // Limit dialog size to available screen size
  63     setMaximumSize( qApp->desktop()->availableGeometry().size() );
  64
  65     // Layout for the dialog ( can't simply insert a QVBox )
  66
  67     QVBoxLayout * layout = new QVBoxLayout( this, MARGIN, SPACING );
  68     CHECK_PTR( layout );
  69
  70
  71     // HBox for icon and message
  72
  73     QHBox * hbox = new QHBox( this );
  74     CHECK_PTR( hbox );
  75     layout->addWidget( hbox );
  76
  77
  78     // Icon
  79
  80     addHSpacing( hbox );
  81     QLabel * iconLabel = new QLabel( hbox );
  82     CHECK_PTR( iconLabel );
  83     iconLabel->setPixmap( QApplication::style().stylePixmap( QStyle::SP_MessageBoxInformation ) );
  84     iconLabel->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Minimum ) ); // hor/vert
  85     addHSpacing( hbox );
  86
  87     // Label for the message
  88
  89     QLabel * label = new QLabel( message, hbox );
  90     CHECK_PTR( label );
  91     label->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Minimum ) ); // hor/vert
  92
  93
  94     // Pkg list
  95
  96     _pkgList = new YQPkgList( this );
  97     CHECK_PTR( _pkgList );
  98     _pkgList->setEditable( false );
  99
 100     layout->addWidget( _pkgList );
 101
 102
 103     // Button box
 104
 105     hbox = new QHBox( this );
 106     CHECK_PTR( hbox );
 107     hbox->setSpacing( SPACING );
 108     hbox->setMargin ( MARGIN  );
 109     layout->addWidget( hbox );
 110
 111     addHStretch( hbox );
 112
 113
 114     // Accept button - usually "OK" or "Continue"
 115
 116     QPushButton * button = new QPushButton( acceptButtonLabel, hbox );
 117     CHECK_PTR( button );
 118     button->setDefault( true );
 119
 120     connect( button,    SIGNAL( clicked() ),
 121              this,      SLOT  ( accept()  ) );
 122
 123     addHStretch( hbox );
 124
 125
 126     if ( ! rejectButtonLabel.isEmpty() )
 127     {
 128         // Reject button ( if desired ) - usually "Cancel"
 129
 130         button = new QPushButton( rejectButtonLabel, hbox );
 131         CHECK_PTR( button );
 132
 133         connect( button,        SIGNAL( clicked() ),
 134                  this,          SLOT  ( reject()  ) );
 135
 136         addHStretch( hbox );
 137     }
 138 }
 139
 140
 141 void
 142 YQPkgChangesDialog::filter( bool byAuto, bool byApp, bool byUser )
 143 {
 144     filter( QRegExp( "" ), byAuto, byApp, byUser );
 145 }
 146
 147
 148 void
 149 YQPkgChangesDialog::filter( const QRegExp & regexp, bool byAuto, bool byApp, bool byUser )
 150 {
 151     YQUI::ui()->busyCursor();
 152     _pkgList->clear();
 153
 154     set<string> ignoredNames;
 155
 156     if ( ! byUser || ! byApp )
 157         ignoredNames = zypp::ui::userWantedPackageNames();
 158
 159     for ( ZyppPoolIterator it = zyppPkgBegin();
 160           it != zyppPkgEnd();
 161           ++it )
 162     {
 163         ZyppSel selectable = *it;
 164
 165         if ( selectable->toModify() )
 166         {
 167             zypp::ResStatus::TransactByValue modifiedBy = selectable->modifiedBy();
 168
 169             if ( ( modifiedBy == zypp::ResStatus::SOLVER     ) && byAuto ||
 170                  ( modifiedBy == zypp::ResStatus::APPL_LOW ||
 171                    modifiedBy == zypp::ResStatus::APPL_HIGH  ) && byApp  ||
 172                  ( modifiedBy == zypp::ResStatus::USER       ) && byUser   )
 173             {
 174                 if ( regexp.isEmpty() || regexp.search( selectable->name().c_str() ) >= 0 )
 175                 {
 176                     if ( ! contains( ignoredNames, selectable->name() ) )
 177                         _pkgList->addPkgItem( selectable, tryCastToZyppPkg( selectable->theObj() ) );
 178                 }
 179             }
 180         }
 181     }
 182
 183     YQUI::ui()->normalCursor();
 184 }
 185
 186
 187 bool
 188 YQPkgChangesDialog::isEmpty() const
 189 {
 190     return _pkgList->firstChild() == 0;
 191 }
 192
 193
 194 QSize
 195 YQPkgChangesDialog::sizeHint() const
 196 {
 197     return limitToScreenSize( this, QDialog::sizeHint() );
 198 }
 199
 200
 201 bool
 202 YQPkgChangesDialog::showChangesDialog( const QString &  message,
 203                                        const QString &  acceptButtonLabel,
 204                                        const QString &  rejectButtonLabel,
 205                                        bool             showIfListEmpty   )
 206 {
 207     YQPkgChangesDialog dialog( 0,
 208                                message,
 209                                acceptButtonLabel,
 210                                rejectButtonLabel );
 211     dialog.filter();
 212
 213     if ( dialog.isEmpty() && ! showIfListEmpty )
 214         return true;
 215
 216     dialog.exec();
 217
 218     return dialog.result() == QDialog::Accepted;
 219 }
 220
 221
 222 bool
 223 YQPkgChangesDialog::showChangesDialog( const QString &  message,
 224                                        const QRegExp &  regexp,
 225                                        const QString &  acceptButtonLabel,
 226                                        const QString &  rejectButtonLabel,
 227                                        bool             showIfListEmpty   )
 228 {
 229     YQPkgChangesDialog dialog( 0,
 230                                message,
 231                                acceptButtonLabel,
 232                                rejectButtonLabel );
 233     dialog.filter( regexp, true, true, true );
 234
 235     if ( dialog.isEmpty() && ! showIfListEmpty )
 236         return true;
 237
 238     dialog.exec();
 239
 240     return dialog.result() == QDialog::Accepted;
 241 }
 242
 243
 244
 245
 246 #include "YQPkgChangesDialog.moc"