knewsticker/feedsettingswidget.cpp

   1 /*
   2  * feedsettingswidget.cpp
   3  *
   4  * Copyright (c) 2007 Frerich Raabe <raabe@kde.org>
   5  *
   6  * This program is distributed in the hope that it will be useful, but WITHOUT
   7  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   8  * FOR A PARTICULAR PURPOSE. For licensing and distribution details, check the
   9  * accompanying file 'COPYING'.
  10  */
  11 #include "feedsettingswidget.h"
  12 #include "newsfeedmanager.h"
  13 #include "settings.h"
  14
  15 #include <KInputDialog>
  16 #include <KProgressDialog>
  17
  18 FeedSettingsWidget::FeedSettingsWidget( QWidget *parent )
  19     : QWidget( parent ),
  20     m_downloadMessageBox( 0 )
  21 {
  22     ui.setupUi( this );
  23     ui.feedListWidget->addItems( Settings::feedUrls() );
  24     connect( ui.feedListWidget, SIGNAL( itemSelectionChanged() ),
  25              this, SLOT( feedItemChanged() ) );
  26     connect( ui.addButton, SIGNAL( clicked() ),
  27              this, SLOT( addButtonClicked() ) );
  28     connect( ui.removeButton, SIGNAL( clicked() ),
  29              this, SLOT( removeButtonClicked() ) );
  30
  31     connect( NewsFeedManager::self(), SIGNAL( feedLoaded( const QUrl & ) ),
  32              this, SLOT( feedLoaded( const QUrl & ) ) );
  33
  34     if ( ui.feedListWidget->count() > 0 ) {
  35         ui.feedListWidget->setCurrentRow( 0 );
  36         feedItemChanged();
  37     }
  38
  39     ui.addButton->setIcon( KIcon( "list-add" ) );
  40     ui.removeButton->setIcon( KIcon( "list-remove" ) );
  41 }
  42
  43 QStringList FeedSettingsWidget::feedUrls() const
  44 {
  45     QStringList urls;
  46     for ( int i = 0; i < ui.feedListWidget->count(); ++i ) {
  47         urls.append( ui.feedListWidget->item( i )->text() );
  48     }
  49     return urls;
  50 }
  51
  52 void FeedSettingsWidget::feedItemChanged()
  53 {
  54     QListWidgetItem *item = ui.feedListWidget->currentItem();
  55     ui.removeButton->setEnabled( item != 0 );
  56     if ( item == 0 ) {
  57         return;
  58     }
  59
  60     QMap<QUrl, Syndication::FeedPtr> availableFeeds = NewsFeedManager::self()->availableFeeds();
  61     QMap<QUrl, Syndication::FeedPtr>::ConstIterator it = availableFeeds.find( item->text() );
  62     if ( it == availableFeeds.end() ) {
  63         kDebug( 500 ) << "Don't have this item " << item->text();
  64         return;
  65     }
  66
  67     Syndication::FeedPtr feed = *it;
  68     ui.feedTitleLabel->setText( feed->title() );
  69     ui.feedUrlLabel->setText( feed->link() );
  70     ui.feedDescriptionLabel->setText( feed->description() );
  71
  72 }
  73
  74 void FeedSettingsWidget::addButtonClicked()
  75 {
  76      bool ok;
  77      QString url = KInputDialog::getText( i18n( "New Newsfeed" ),
  78                                           i18n( "Enter the Address (URL) of the Newsfeed to be added:" ),
  79                                           QString(),
  80                                           &ok,
  81                                           this );
  82
  83      if ( ok && !url.isEmpty() ) {
  84          NewsFeedManager::self()->updateFeed( url );
  85          m_downloadMessageBox = new KProgressDialog( this,
  86                                                      i18n( "Please wait..." ),
  87                                                      i18n( "Please wait while the newsfeed is downloaded..." ) );
  88          m_downloadMessageBox->progressBar()->setRange( 0, 0 );
  89          m_downloadMessageBox->exec();
  90      }
  91 }
  92
  93 void FeedSettingsWidget::removeButtonClicked()
  94 {
  95     int row = ui.feedListWidget->currentRow();
  96     delete ui.feedListWidget->takeItem( row );
  97
  98     const int remainingItems = ui.feedListWidget->count();
  99     if ( remainingItems > 0 ) {
 100         if ( row == remainingItems ) {
 101             row = remainingItems - 1;
 102         }
 103         ui.feedListWidget->setCurrentRow( row );
 104     }
 105 }
 106
 107
 108 void FeedSettingsWidget::feedLoaded( const QUrl &url )
 109 {
 110     delete m_downloadMessageBox;
 111     m_downloadMessageBox = 0;
 112
 113     QListWidgetItem *item = new QListWidgetItem( url.toString() );
 114     ui.feedListWidget->addItem( item );
 115     ui.feedListWidget->setCurrentItem( item );
 116 }
 117
 118 #include "feedsettingswidget.moc"
 119