author | mickeyl <mickeyl> | 2003-03-02 16:38:17 (UTC) |
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committer | mickeyl <mickeyl> | 2003-03-02 16:38:17 (UTC) |
commit | d0e64d0c7961de1c3ecb886ae76c6701f268d767 (patch) (side-by-side diff) | |
tree | 2ea00b7cd496bb0720b9730bbf993f2013a87d3e /noncore/net/wellenreiter/cornucopia/olistview.cpp | |
parent | a0ae7d2b8cfef3f643c4aa536bdf25d7da510142 (diff) | |
download | opie-d0e64d0c7961de1c3ecb886ae76c6701f268d767.zip opie-d0e64d0c7961de1c3ecb886ae76c6701f268d767.tar.gz opie-d0e64d0c7961de1c3ecb886ae76c6701f268d767.tar.bz2 |
first attempt to add session persistence
Diffstat (limited to 'noncore/net/wellenreiter/cornucopia/olistview.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/net/wellenreiter/cornucopia/olistview.cpp | 147 |
1 files changed, 146 insertions, 1 deletions
diff --git a/noncore/net/wellenreiter/cornucopia/olistview.cpp b/noncore/net/wellenreiter/cornucopia/olistview.cpp index 8bc59de..f2d3730 100644 --- a/noncore/net/wellenreiter/cornucopia/olistview.cpp +++ b/noncore/net/wellenreiter/cornucopia/olistview.cpp @@ -124,4 +124,80 @@ void OListView::setColumnSeparator( const QPen& p ) } +#ifndef QT_NO_DATASTREAM +void OListView::serializeTo( QDataStream& s ) const +{ + #warning Caution... the binary format is still under construction... + qDebug( "storing OListView..." ); + + // store number of columns and the labels + s << columns(); + for ( int i = 0; i < columns(); ++i ) + s << columnText( i ); + + // calculate the number of top-level items to serialize + int items = 0; + QListViewItem* item = firstChild(); + while ( item ) + { + item = item->nextSibling(); + items++; + } + + // store number of items and the items itself + s << items; + item = firstChild(); + for ( int i = 0; i < items; ++i ) + { + s << *static_cast<OListViewItem*>( item ); + item = item->nextSibling(); + } + + qDebug( "OListview stored." ); +} + +void OListView::serializeFrom( QDataStream& s ) +{ + #warning Caution... the binary format is still under construction... + qDebug( "loading OListView..." ); + + int cols; + s >> cols; + qDebug( "read number of columns = %d", cols ); + + while ( columns() < cols ) addColumn( QString::null ); + + for ( int i = 0; i < cols; ++i ) + { + QString coltext; + s >> coltext; + qDebug( "read text '%s' for column %d", (const char*) coltext, i ); + setColumnText( i, coltext ); + } + + int items; + s >> items; + qDebug( "read number of items = %d", items ); + + for ( int i = 0; i < items; ++i ) + { + OListViewItem* item = new OListViewItem( this ); + s >> *item; + } + + qDebug( "OListView loaded." ); + +} + +QDataStream& operator<<( QDataStream& s, const OListView& lv ) +{ + lv.serializeTo( s ); +} + +QDataStream& operator>>( QDataStream& s, OListView& lv ) +{ + lv.serializeFrom( s ); +} +#endif // QT_NO_DATASTREAM + //****************************** OListViewItem *********************************************************************** @@ -255,5 +331,5 @@ void OListViewItem::paintCell(QPainter *p, const QColorGroup &cg, int column, in QListViewItem::paintCell(p, _cg, column, width, alignment); - //FIXME: Use styling here? + //FIXME: Use styling here! const QPen& pen = static_cast<OListView*>( listView() )->columnSeparator(); @@ -261,2 +337,71 @@ void OListViewItem::paintCell(QPainter *p, const QColorGroup &cg, int column, in p->drawLine( width-1, 0, width-1, height() ); } + +#ifndef QT_NO_DATASTREAM +void OListViewItem::serializeTo( QDataStream& s ) const +{ + #warning Caution... the binary format is still under construction... + qDebug( "storing OListViewItem..." ); + + // store item text + for ( int i = 0; i < listView()->columns(); ++i ) + { + s << text( i ); + } + + // calculate the number of children to serialize + int items = 0; + QListViewItem* item = firstChild(); + while ( item ) + { + item = item->nextSibling(); + items++; + } + + // store number of items and the items itself + s << items; + item = firstChild(); + for ( int i = 0; i < items; ++i ) + { + s << *static_cast<OListViewItem*>( item ); + item = item->nextSibling(); + } + + qDebug( "OListviewItem stored." ); +} +void OListViewItem::serializeFrom( QDataStream& s ) +{ + #warning Caution... the binary format is still under construction... + qDebug( "loading OListViewItem..." ); + + for ( int i = 0; i < listView()->columns(); ++i ) + { + QString coltext; + s >> coltext; + qDebug( "read text '%s' for column %d", (const char*) coltext, i ); + setText( i, coltext ); + } + + int items; + s >> items; + qDebug( "read number of items = %d", items ); + + for ( int i = 0; i < items; ++i ) + { + OListViewItem* item = new OListViewItem( this ); + s >> (*item); + } + + qDebug( "OListViewItem loaded." ); +} + +QDataStream& operator<<( QDataStream& s, const OListViewItem& lvi ) +{ + lvi.serializeTo( s ); +} + +QDataStream& operator>>( QDataStream& s, OListViewItem& lvi ) +{ + lvi.serializeFrom( s ); +} +#endif // QT_NO_DATASTREAM |