workspace/systemsettings/modulesview.cpp

   1 /**
   2  * This file is part of the System Settings package
   3  * Copyright (C) 2005 Benjamin C Meyer (ben+systempreferences at meyerhome dot net)
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public License
  16  * along with this library; see the file COPYING.LIB.  If not, write to
  17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 #include "modulesview.h"
  22
  23 #include <qlabel.h>
  24 #include <QListWidget>
  25 #include <qlayout.h>
  26 #include <kiconloader.h>
  27 #include <kdebug.h>
  28 #include <kservicetypetrader.h>
  29 #include <QApplication>
  30 #include <kdialog.h>
  31
  32 #include "kcmsearch.h"
  33 #include "moduleiconitem.h"
  34 #include "kcmodulemenu.h"
  35
  36 ModulesView::ModulesView( KCModuleMenu *rootMenu, const QString &menuPath, QWidget *parent ) : QWidget( parent ), rootMenu( NULL )
  37 {
  38         this->rootMenu = rootMenu;
  39         this->menuPath = menuPath;
  40         this->categories = KServiceTypeTrader::self()->query("SystemSettingsCategory");
  41
  42         QVBoxLayout *layout = new QVBoxLayout( this );
  43         layout->setMargin( KDialog::marginHint() );
  44         layout->setSpacing( KDialog::spacingHint() );
  45         layout->setObjectName( QLatin1String( "layout" ) );
  46
  47         displayName = this->rootMenu->caption;
  48
  49         QList<MenuItem> subMenus = rootMenu->menuList(menuPath);
  50         QList<MenuItem>::const_iterator it;
  51         for ( it = subMenus.begin(); it != subMenus.end(); ++it ){
  52                 if( !(*it).menu )
  53                         continue;
  54
  55                 // After the first time around add a line
  56                 if( it != subMenus.begin() ){
  57                         QFrame *line = new QFrame( this );
  58                         line->setObjectName( QLatin1String( "line" ) );
  59                         line->setFrameShadow( QFrame::Sunken );
  60                         line->setFrameShape( QFrame::HLine );
  61                         layout->addWidget( line );
  62                 }
  63
  64                 // Build the row of modules/icons
  65                 createRow( (*it).subMenu, layout );
  66         }
  67         layout->addStretch(1);
  68
  69         setBackgroundRole(QPalette::Base);
  70         setForegroundRole(QPalette::Text);
  71
  72         /*
  73         // Align them up!
  74         uint most = 0;
  75         QList<RowIconView*>::iterator it2;
  76         for ( it2 = groups.begin(); it2 != groups.end(); ++it2 ){
  77                 for (int i = 0; i < (*it2)->count(); ++i ) {
  78                         QListWidgetItem * item = (*it2)->item( i );
  79                         if ( item && item->sizeHint().width() > most ) {
  80                                 most = item->sizeHint().width();
  81                         }
  82                         }
  83         }
  84 */
  85 /*FIXME
  86         for ( it = groups.begin(); it != groups.end(); ++it )
  87                 (*it)->setGridX(most);
  88
  89         }
  90 */
  91 }
  92
  93 ModulesView::~ModulesView()
  94 {
  95 }
  96
  97 void ModulesView::createRow( const QString &parentPath, QBoxLayout *boxLayout )
  98 {
  99         //find the category name and search for it
 100         QString categoryName = parentPath.section('/', -2, -2);
 101         QString iconName;
 102         for (int i = 0; i < categories.size(); ++i) {
 103                 const KService* entry = categories.at(i).data();
 104                 if (entry->name() == categoryName) {
 105                         iconName = entry->icon();
 106                         break;
 107                 }
 108         }
 109
 110         // Make header
 111         QHBoxLayout *rowLayout = new QHBoxLayout();
 112         rowLayout->setMargin( 0 );
 113         rowLayout->setSpacing( 6 );
 114         rowLayout->setObjectName( QLatin1String( "rowLayout" ) );
 115
 116         // Header Icon
 117         QLabel *icon = new QLabel( this );
 118         icon->setObjectName( QLatin1String( "groupicon" ) );
 119         icon->setPixmap( SmallIcon( iconName ));
 120         QSizePolicy sp( QSizePolicy::Minimum, QSizePolicy::Preferred );
 121         sp.setHeightForWidth( icon->sizePolicy().hasHeightForWidth() );
 122         icon->setSizePolicy( sp );
 123         rowLayout->addWidget( icon );
 124
 125         // Header Name
 126         QLabel *textLabel = new QLabel( this );
 127         textLabel->setObjectName( QLatin1String( "groupcaption" ) );
 128         textLabel->setText( categoryName );
 129         QSizePolicy sp1( QSizePolicy::Expanding, QSizePolicy::Preferred );
 130         sp1.setHeightForWidth( textLabel->sizePolicy().hasHeightForWidth() );
 131         textLabel->setSizePolicy( sp1 );
 132         QFont textLabel_font(  textLabel->font() );
 133         textLabel_font.setBold( true );
 134         textLabel->setFont( textLabel_font );
 135         rowLayout->addWidget( textLabel );
 136
 137         boxLayout->addLayout( rowLayout );
 138
 139         // Make IconView
 140         RowIconView* iconWidget = new RowIconView( this );
 141         connect(iconWidget, SIGNAL( itemClicked( QListWidgetItem* ) ),
 142                       this, SIGNAL( itemSelected( QListWidgetItem* ) ) );
 143         connect(iconWidget, SIGNAL( itemActivated( QListWidgetItem* ) ),
 144                       this, SIGNAL( itemSelected( QListWidgetItem* ) ) );
 145         groups.append( iconWidget );
 146         boxLayout->addWidget( iconWidget );
 147
 148         int height = 0;
 149         // Add all the items in their proper order
 150         QList<MenuItem> list = rootMenu->menuList( parentPath );
 151         QList<MenuItem>::const_iterator it;
 152         for ( it = list.begin(); it != list.end(); ++it ){
 153                 ModuleIconItem *item = NULL;
 154                 if( !(*it).menu ) {
 155                         item = new ModuleIconItem( iconWidget, (*it).item );
 156                 } else {
 157                         QString path = (*it).subMenu;
 158
 159                         QString categoryCaption = (*it).caption;
 160                         QString iconFile;
 161                         for (int i = 0; i < categories.size(); ++i) {
 162                                 const KService* entry = categories.at(i).data();
 163                                 if (entry->name() == categoryCaption) {
 164                                         iconFile = entry->icon();
 165                                         break;
 166                                 }
 167                         }
 168
 169                         const QList<KCModuleInfo> &modules = rootMenu->modules( path );
 170                         if ( modules.count() > 0 ) {
 171                                 item = new ModuleIconItem( iconWidget, categoryCaption, iconFile);
 172                                 item->modules = modules;
 173                         }
 174                 }
 175                 if (item) height = qMax(height, item->data(Qt::SizeHintRole).toSize().height());
 176         }
 177
 178         // give the proper height to make all the items visible
 179         iconWidget->setMinimumHeight(height);
 180 }
 181
 182 void ModulesView::clearSelection() {
 183         QList<RowIconView*>::const_iterator it;
 184         for ( it = groups.begin(); it != groups.end(); ++it ) {
 185                 (*it)->clearSelection();
 186         }
 187 }
 188
 189 #include "modulesview.moc"