24 : QAbstractItemModel( parent )
28 const QList< QgsNewsFeedParser::Entry > initialEntries = mParser->
entries();
70 case Qt::DecorationRole:
71 if ( entry.
image.isNull() )
80 Qt::ItemFlags
flags = QAbstractItemModel::flags(
index );
86 if ( !hasIndex( row, column,
parent ) )
91 return createIndex( row, column );
100 return QModelIndex();
107 return mEntries.count();
119 beginInsertRows( QModelIndex(), mEntries.count(), mEntries.count() );
120 mEntries.append( entry );
126 for (
int idx = 0; idx < mEntries.count(); idx++ )
128 if ( mEntries.at( idx ).key == entry.
key )
130 mEntries[ idx ] = entry;
131 emit dataChanged(
index( idx, 0 ),
index( idx, 0 ) );
140 const auto findIter = std::find_if( mEntries.begin(), mEntries.end(), [entry](
const QgsNewsFeedParser::Entry & candidate )
142 return candidate.key == entry.key;
144 if ( findIter == mEntries.end() )
147 const int entryIndex =
static_cast< int >( std::distance( mEntries.begin(), findIter ) );
148 beginRemoveRows( QModelIndex(), entryIndex, entryIndex );
149 mEntries.removeAt( entryIndex );
153void QgsNewsFeedModel::onImageFetched(
const int key,
const QPixmap &pixmap )
156 const auto findIter = std::find_if( mEntries.begin(), mEntries.end(), [key](
const QgsNewsFeedParser::Entry & candidate )
158 return candidate.key == key;
160 if ( findIter == mEntries.end() )
163 const int entryIndex =
static_cast< int >( std::distance( mEntries.begin(), findIter ) );
164 mEntries[ entryIndex ].image = pixmap;
165 emit dataChanged(
index( entryIndex, 0, QModelIndex() ),
index( entryIndex, 0, QModelIndex() ) );
174 : QSortFilterProxyModel( parent )
177 setSortCaseSensitivity( Qt::CaseInsensitive );
178 setSourceModel( mModel );
179 setDynamicSortFilter(
true );
189 if ( leftSticky && !rightSticky )
191 if ( rightSticky && !leftSticky )
197 return rightKey < leftKey;
A model for published QGIS news feeds.
@ ImageUrl
Optional entry image URL.
@ Link
Optional entry URL link.
@ Image
Optional entry image.
@ Sticky
Whether entry is sticky.
int columnCount(const QModelIndex &parent=QModelIndex()) const override
QVariant data(const QModelIndex &index, int role) const override
Qt::ItemFlags flags(const QModelIndex &index) const override
QgsNewsFeedModel(QgsNewsFeedParser *parser, QObject *parent=nullptr)
Constructor for QgsNewsFeedModel, with the specified parent object.
QModelIndex parent(const QModelIndex &index) const override
int rowCount(const QModelIndex &parent=QModelIndex()) const override
QModelIndex index(int row, int column, const QModelIndex &parent=QModelIndex()) const override
Represents a single entry from a news feed.
QString content
HTML content of news entry.
bool sticky
true if entry is "sticky" and should always be shown at the top
QUrl link
Optional URL link for entry.
QString imageUrl
Optional URL for image associated with entry.
QPixmap image
Optional image data.
int key
Unique entry identifier.
QString title
Entry title.
Parser for published QGIS news feeds.
void entryDismissed(const QgsNewsFeedParser::Entry &entry)
Emitted whenever an entry is dismissed (as a result of a call to dismissEntry()).
void entryUpdated(const QgsNewsFeedParser::Entry &entry)
Emitted whenever an existing entry is available from the feed (as a result of a call to fetch()).
void entryAdded(const QgsNewsFeedParser::Entry &entry)
Emitted whenever a new entry is available from the feed (as a result of a call to fetch()).
void imageFetched(int key, const QPixmap &pixmap)
Emitted when the image attached to the entry with the specified key has been fetched and is now avail...
QList< QgsNewsFeedParser::Entry > entries() const
Returns a list of existing entries in the feed.
bool lessThan(const QModelIndex &left, const QModelIndex &right) const override
QgsNewsFeedProxyModel(QgsNewsFeedParser *parser, QObject *parent=nullptr)
Constructor for QgsNewsFeedProxyModel, with the specified parent object.