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 QT3_SUPPORT 1
  22
  23 #define y2log_component "qt-pkg"
  24 #include <ycp/y2log.h>
  25
  26 #include <QApplication>
  27 #include <QDesktopWidget>
  28 #include <QLabel>
  29 #include <QLayout>
  30 #include <QPushButton>
  31 #include <QStyle>
  32 #include <QBoxLayout>
  33
  34 #include "YQZypp.h"
  35 #include <zypp/ResStatus.h>
  36 #include <zypp/ui/UserWantedPackages.h>
  37
  38 #include "YQPkgChangesDialog.h"
  39 #include "YQPkgList.h"
  40 #include "QY2LayoutUtils.h"
  41 #include "YQi18n.h"
  42 #include "YQUI.h"
  43
  44 using std::set;
  45 using std::string;
  46
  47
  48 #define SPACING                 2       // between subwidgets
  49 #define MARGIN                  4       // around the widget
  50
  51
  52 YQPkgChangesDialog::YQPkgChangesDialog( QWidget *               parent,
  53                                         const QString &         message,
  54                                         const QString &         acceptButtonLabel,
  55                                         const QString &         rejectButtonLabel )
  56     : QDialog( parent )
  57 {
  58     // Dialog title
  59     setWindowTitle( _( "Changed Packages" ) );
  60
  61     // Enable dialog resizing even without window manager
  62     setSizeGripEnabled( true );
  63
  64     // Limit dialog size to available screen size
  65     setMaximumSize( qApp->desktop()->availableGeometry().size() );
  66
  67     // Layout for the dialog ( can't simply insert a QVBox )
  68
  69     QVBoxLayout * layout = new QVBoxLayout( this );
  70     Q_CHECK_PTR( layout );
  71     layout->setMargin(MARGIN);
  72     layout->setSpacing(SPACING);
  73     setLayout(layout);
  74
  75     // HBox for icon and message
  76
  77     QHBoxLayout * hbox = new QHBoxLayout( this );
  78     Q_CHECK_PTR( hbox );
  79     layout->addLayout( hbox );
  80
  81
  82     // Icon
  83
  84     hbox->addSpacing(SPACING);
  85     QLabel * iconLabel = new QLabel( this );
  86     Q_CHECK_PTR( iconLabel );
  87     hbox->addWidget(iconLabel);
  88 #ifdef FIXME
  89     iconLabel->setPixmap( QApplication::style().stylePixmap( QStyle::SP_MessageBoxInformation ) );
  90 #endif
  91     iconLabel->setSizePolicy( QSizePolicy( QSizePolicy::Minimum, QSizePolicy::Minimum ) ); // hor/vert
  92     hbox->addSpacing(SPACING);
  93
  94     // Label for the message
  95
  96     QLabel * label = new QLabel( message, this );
  97     Q_CHECK_PTR( label );
  98     hbox->addWidget(label);
  99     label->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Minimum ) ); // hor/vert
 100
 101
 102     // Pkg list
 103
 104     _pkgList = new YQPkgList( this );
 105     Q_CHECK_PTR( _pkgList );
 106     _pkgList->setEditable( false );
 107
 108     layout->addWidget( _pkgList );
 109
 110
 111     // Button box
 112
 113     hbox = new QHBoxLayout( this );
 114     Q_CHECK_PTR( hbox );
 115     hbox->setSpacing( SPACING );
 116     hbox->setMargin ( MARGIN  );
 117     layout->addLayout( hbox );
 118
 119     hbox->addStretch();
 120
 121
 122     // Accept button - usually "OK" or "Continue"
 123
 124     QPushButton * button = new QPushButton( acceptButtonLabel, this );
 125     Q_CHECK_PTR( button );
 126     layout->addWidget( button );
 127     button->setDefault( true );
 128
 129     connect( button,    SIGNAL( clicked() ),
 130              this,      SLOT  ( accept()  ) );
 131
 132     hbox->addStretch();
 133
 134
 135     if ( ! rejectButtonLabel.isEmpty() )
 136     {
 137         // Reject button ( if desired ) - usually "Cancel"
 138
 139         button = new QPushButton( rejectButtonLabel, this );
 140         Q_CHECK_PTR( button );
 141   hbox->addWidget(button);
 142         connect( button,        SIGNAL( clicked() ),
 143                  this,          SLOT  ( reject()  ) );
 144
 145         hbox->addStretch();
 146     }
 147 }
 148
 149
 150 void
 151 YQPkgChangesDialog::filter( bool byAuto, bool byApp, bool byUser )
 152 {
 153     filter( QRegExp( "" ), byAuto, byApp, byUser );
 154 }
 155
 156
 157 void
 158 YQPkgChangesDialog::filter( const QRegExp & regexp, bool byAuto, bool byApp, bool byUser )
 159 {
 160     YQUI::ui()->busyCursor();
 161     _pkgList->clear();
 162
 163     set<string> ignoredNames;
 164
 165     if ( ! byUser || ! byApp )
 166         ignoredNames = zypp::ui::userWantedPackageNames();
 167
 168     for ( ZyppPoolIterator it = zyppPkgBegin();
 169           it != zyppPkgEnd();
 170           ++it )
 171     {
 172         ZyppSel selectable = *it;
 173
 174         if ( selectable->toModify() )
 175         {
 176             zypp::ResStatus::TransactByValue modifiedBy = selectable->modifiedBy();
 177
 178             if ( ( modifiedBy == zypp::ResStatus::SOLVER     ) && byAuto ||
 179                  ( modifiedBy == zypp::ResStatus::APPL_LOW ||
 180                    modifiedBy == zypp::ResStatus::APPL_HIGH  ) && byApp  ||
 181                  ( modifiedBy == zypp::ResStatus::USER       ) && byUser   )
 182             {
 183                 if ( regexp.isEmpty() || regexp.search( selectable->name().c_str() ) >= 0 )
 184                 {
 185                     if ( ! contains( ignoredNames, selectable->name() ) )
 186                         _pkgList->addPkgItem( selectable, tryCastToZyppPkg( selectable->theObj() ) );
 187                 }
 188             }
 189         }
 190     }
 191
 192     YQUI::ui()->normalCursor();
 193 }
 194
 195
 196 bool
 197 YQPkgChangesDialog::isEmpty() const
 198 {
 199     return _pkgList->topLevelItemCount() == 0;
 200 }
 201
 202
 203 QSize
 204 YQPkgChangesDialog::sizeHint() const
 205 {
 206     return limitToScreenSize( this, QDialog::sizeHint() );
 207 }
 208
 209
 210 bool
 211 YQPkgChangesDialog::showChangesDialog( const QString &  message,
 212                                        const QString &  acceptButtonLabel,
 213                                        const QString &  rejectButtonLabel,
 214                                        bool             showIfListEmpty   )
 215 {
 216     YQPkgChangesDialog dialog( 0,
 217                                message,
 218                                acceptButtonLabel,
 219                                rejectButtonLabel );
 220     dialog.filter();
 221
 222     if ( dialog.isEmpty() && ! showIfListEmpty )
 223         return true;
 224
 225     dialog.exec();
 226
 227     return dialog.result() == QDialog::Accepted;
 228 }
 229
 230
 231 bool
 232 YQPkgChangesDialog::showChangesDialog( const QString &  message,
 233                                        const QRegExp &  regexp,
 234                                        const QString &  acceptButtonLabel,
 235                                        const QString &  rejectButtonLabel,
 236                                        bool             showIfListEmpty   )
 237 {
 238     YQPkgChangesDialog dialog( 0,
 239                                message,
 240                                acceptButtonLabel,
 241                                rejectButtonLabel );
 242     dialog.filter( regexp, true, true, true );
 243
 244     if ( dialog.isEmpty() && ! showIfListEmpty )
 245         return true;
 246
 247     dialog.exec();
 248
 249     return dialog.result() == QDialog::Accepted;
 250 }
 251
 252
 253
 254
 255 #include "YQPkgChangesDialog.moc"