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 #define y2log_component "qt-pkg"
  22 #include <ycp/y2log.h>
  23
  24 #include <QApplication>
  25 #include <QDesktopWidget>
  26 #include <QLabel>
  27 #include <QLayout>
  28 #include <QPushButton>
  29 #include <QStyle>
  30 #include <QBoxLayout>
  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     setWindowTitle( _( "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 );
  68     Q_CHECK_PTR( layout );
  69     layout->setMargin(MARGIN);
  70     layout->setSpacing(SPACING);
  71     setLayout(layout);
  72
  73     // HBox for icon and message
  74
  75     QHBoxLayout * hbox = new QHBoxLayout( this );
  76     Q_CHECK_PTR( hbox );
  77     layout->addLayout( hbox );
  78
  79
  80     // Icon
  81
  82     hbox->addSpacing(SPACING);
  83     QLabel * iconLabel = new QLabel( this );
  84     Q_CHECK_PTR( iconLabel );
  85     hbox->addWidget(iconLabel);
  86 #ifdef FIXME
  87     iconLabel->setPixmap( QApplication::style().stylePixmap( QStyle::SP_MessageBoxInformation ) );
  88 #endif
  89     iconLabel->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Minimum ) ); // hor/vert
  90     hbox->addSpacing(SPACING);
  91
  92     // Label for the message
  93
  94     QLabel * label = new QLabel( message, this );
  95     Q_CHECK_PTR( label );
  96     hbox->addWidget(label);
  97     label->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Minimum ) ); // hor/vert
  98
  99
 100     // Pkg list
 101
 102     _pkgList = new YQPkgList( this );
 103     Q_CHECK_PTR( _pkgList );
 104     _pkgList->setEditable( false );
 105
 106     layout->addWidget( _pkgList );
 107
 108
 109     // Button box
 110
 111     hbox = new QHBoxLayout( this );
 112     Q_CHECK_PTR( hbox );
 113     hbox->setSpacing( SPACING );
 114     hbox->setMargin ( MARGIN  );
 115     layout->addLayout( hbox );
 116
 117     hbox->addStretch();
 118
 119
 120     // Accept button - usually "OK" or "Continue"
 121
 122     QPushButton * button = new QPushButton( acceptButtonLabel, this );
 123     Q_CHECK_PTR( button );
 124     layout->addWidget( button );
 125     button->setDefault( true );
 126
 127     connect( button,    SIGNAL( clicked() ),
 128              this,      SLOT  ( accept()  ) );
 129
 130     hbox->addStretch();
 131
 132
 133     if ( ! rejectButtonLabel.isEmpty() )
 134     {
 135         // Reject button ( if desired ) - usually "Cancel"
 136
 137         button = new QPushButton( rejectButtonLabel, this );
 138         Q_CHECK_PTR( button );
 139   hbox->addWidget(button);
 140         connect( button,        SIGNAL( clicked() ),
 141                  this,          SLOT  ( reject()  ) );
 142
 143         hbox->addStretch();
 144     }
 145 }
 146
 147
 148 void
 149 YQPkgChangesDialog::filter( bool byAuto, bool byApp, bool byUser )
 150 {
 151     filter( QRegExp( "" ), byAuto, byApp, byUser );
 152 }
 153
 154
 155 void
 156 YQPkgChangesDialog::filter( const QRegExp & regexp, bool byAuto, bool byApp, bool byUser )
 157 {
 158     YQUI::ui()->busyCursor();
 159     _pkgList->clear();
 160
 161     set<string> ignoredNames;
 162
 163     if ( ! byUser || ! byApp )
 164         ignoredNames = zypp::ui::userWantedPackageNames();
 165
 166     for ( ZyppPoolIterator it = zyppPkgBegin();
 167           it != zyppPkgEnd();
 168           ++it )
 169     {
 170         ZyppSel selectable = *it;
 171
 172         if ( selectable->toModify() )
 173         {
 174             zypp::ResStatus::TransactByValue modifiedBy = selectable->modifiedBy();
 175
 176             if ( ( modifiedBy == zypp::ResStatus::SOLVER     ) && byAuto ||
 177                  ( modifiedBy == zypp::ResStatus::APPL_LOW ||
 178                    modifiedBy == zypp::ResStatus::APPL_HIGH  ) && byApp  ||
 179                  ( modifiedBy == zypp::ResStatus::USER       ) && byUser   )
 180             {
 181                 if ( regexp.isEmpty() || regexp.indexIn( selectable->name().c_str() ) >= 0 )
 182                 {
 183                     if ( ! contains( ignoredNames, selectable->name() ) )
 184                         _pkgList->addPkgItem( selectable, tryCastToZyppPkg( selectable->theObj() ) );
 185                 }
 186             }
 187         }
 188     }
 189
 190     YQUI::ui()->normalCursor();
 191 }
 192
 193
 194 bool
 195 YQPkgChangesDialog::isEmpty() const
 196 {
 197     return _pkgList->topLevelItemCount() == 0;
 198 }
 199
 200
 201 QSize
 202 YQPkgChangesDialog::sizeHint() const
 203 {
 204     return limitToScreenSize( this, QDialog::sizeHint() );
 205 }
 206
 207
 208 bool
 209 YQPkgChangesDialog::showChangesDialog( const QString &  message,
 210                                        const QString &  acceptButtonLabel,
 211                                        const QString &  rejectButtonLabel,
 212                                        bool             showIfListEmpty   )
 213 {
 214     YQPkgChangesDialog dialog( 0,
 215                                message,
 216                                acceptButtonLabel,
 217                                rejectButtonLabel );
 218     dialog.filter();
 219
 220     if ( dialog.isEmpty() && ! showIfListEmpty )
 221         return true;
 222
 223     dialog.exec();
 224
 225     return dialog.result() == QDialog::Accepted;
 226 }
 227
 228
 229 bool
 230 YQPkgChangesDialog::showChangesDialog( const QString &  message,
 231                                        const QRegExp &  regexp,
 232                                        const QString &  acceptButtonLabel,
 233                                        const QString &  rejectButtonLabel,
 234                                        bool             showIfListEmpty   )
 235 {
 236     YQPkgChangesDialog dialog( 0,
 237                                message,
 238                                acceptButtonLabel,
 239                                rejectButtonLabel );
 240     dialog.filter( regexp, true, true, true );
 241
 242     if ( dialog.isEmpty() && ! showIfListEmpty )
 243         return true;
 244
 245     dialog.exec();
 246
 247     return dialog.result() == QDialog::Accepted;
 248 }
 249
 250
 251
 252
 253 #include "YQPkgChangesDialog.moc"