void ListView::selectionChanged(const QItemSelection &selected, const QItemSelection &deselected)
{
QListView::selectionChanged(selected, deselected);
bool haveSelection=haveSelectedItems();
setContextMenuPolicy(haveSelection ? Qt::ActionsContextMenu : (menu ? Qt::CustomContextMenu : Qt::NoContextMenu));
emit itemsSelected(haveSelection);
}
void FileViewController::selectionChanged(const QItemSelection &selected, const QItemSelection &deselected)
{
switch (selected.length()) {
case 0:
emit selectionCleared();
break;
case 1:
emit itemSelected(selected.indexes().at(0));
break;
default:
emit itemsSelected(selected.indexes());
break;
}
}
void ItemsComponent::onItemsSelectionChanged()
{
const QModelIndexList indexes = ui.tblItems->selectionModel()->selectedRows();
QList<Item *> selectedItems;
foreach (QModelIndex index, indexes)
selectedItems.push_back(itemsModel->getItem(index));
emit itemsSelected(selectedItems);
// Single selection only
if (indexes.size() != 1)
itemDetailsModel->setItem(NULL);
else
itemDetailsModel->setItem(itemsModel->getItem(indexes.at(0)));
}
// constructor: load loader dialog
US_NoiseLoader::US_NoiseLoader( US_DB2* db, QStringList& mieGUIDs,
QStringList& nieGUIDs, US_Noise& ti_noise, US_Noise& ri_noise,
US_DataIO::EditedData* edata )
: US_WidgetsDialog( 0, 0 ), db( db ), mieGUIDs( mieGUIDs ),
nieGUIDs( nieGUIDs ), ti_noise( ti_noise ), ri_noise( ri_noise )
{
setWindowTitle( ( db == (US_DB2*) 0 ?
tr( "Noise Vector Local Disk Load" ) :
tr( "Noise Vector Database Load" ) ) );
setPalette( US_GuiSettings::frameColor() );
mainLayout = new QVBoxLayout( this );
btnsLayout = new QHBoxLayout();
mainLayout->setSpacing ( 2 );
mainLayout->setContentsMargins( 2, 2, 2, 2 );
QString hmsg = tr( "You may select multiple noise records.\n\n" )
+ tr( "Click on a tree noise entry to add it\n" )
+ tr( " to the list below of selected noise records.\n" )
+ tr( "Click on a top-level entry to add all\n" )
+ tr( " of its children to the selected list.\n" )
+ tr( "Ctrl-click on multiple noise entries\n" )
+ tr( " to add them to the selected list.\n\n" )
+ tr( "Click the \"Load\" button to load selected noise\n" )
+ tr( " or the \"Cancel\" button to select no noise.\n" )
+ tr( "Click \"Details\" for noise entry details." );
QLabel* lb_noises = us_banner( hmsg );
lb_noises->setAlignment( Qt::AlignVCenter | Qt::AlignLeft );
QLabel* lb_selects = us_banner( "Selected Noise Vectors" );
lb_selects->setAlignment( Qt::AlignVCenter | Qt::AlignHCenter );
QFont font( US_GuiSettings::fontFamily(), US_GuiSettings::fontSize() );
QFontMetrics fm( font );
int fontHeight = fm.lineSpacing();
tw_noises = new QTreeWidget( this );
tw_noises->setFrameStyle( QFrame::NoFrame );
tw_noises->setPalette( US_GuiSettings::editColor() );
tw_noises->setFont( font );
tw_noises->setSelectionMode( QAbstractItemView::ExtendedSelection );
lw_selects = us_listwidget();
lw_selects->setMaximumHeight( fontHeight * 3 + 12 );
mainLayout->addWidget( lb_noises );
mainLayout->addWidget( tw_noises );
mainLayout->addWidget( lb_selects );
mainLayout->addWidget( lw_selects );
QPushButton* pb_detail = us_pushbutton( tr( "Details" ) );
QPushButton* pb_cancel = us_pushbutton( tr( "Cancel" ) );
QPushButton* pb_load = us_pushbutton( tr( "Load" ) );
btnsLayout->addWidget( pb_detail );
btnsLayout->addWidget( pb_cancel );
btnsLayout->addWidget( pb_load );
mainLayout->addLayout( btnsLayout );
ti_noise.count = 0;
ri_noise.count = 0;
// populate the tree widget
QTreeWidgetItem* twi_null = (QTreeWidgetItem*)0;
QString twtitle = QString( "Models-in-Edit / Noises-in-Model" );
QString mititle = QString( "Latest/Loaded Model" );
QList< QTreeWidgetItem* > items;
tw_noises->setColumnCount( 1 );
tw_noises->setHeaderLabel( twtitle );
QTreeWidgetItem* twi_curr =
new QTreeWidgetItem( twi_null, QStringList( mititle ) );
items.append( twi_curr ); // first top-level item in tree
for ( int ii = 1; ii < mieGUIDs.size(); ii++ )
{ // complete models list for top level
mititle = QString().sprintf( "Model Sibling %4.4d", ii );
twi_curr = new QTreeWidgetItem( twi_null, QStringList( mititle ) );
items.append( twi_curr ); // other top-level items are model siblings
}
tw_noises->addTopLevelItems( items ); // put the top level in tree GUI
for ( int ii = 0; ii < nieGUIDs.size(); ii++ )
{ // review noises-in-edit, adding children
QString nie = nieGUIDs.at( ii ); // noiseGUID:type:index in edit
QString typ = nie.section( ":", 1, 1 ); // type part ("ti" or "ri")
QString mdx = nie.section( ":", 2, 2 ); // model index part ("0001")
nie = typ + "_noise " + mdx; // list name ("ti_noise 0003")
int ndx = mdx.toInt(); // integral model index
twi_curr = new QTreeWidgetItem( QStringList( nie ) );
items.at( ndx )->addChild( twi_curr ); // add as child of model "ndx"
}
if ( nieGUIDs.at( 0 ).section( ":", 2, 2 ).toInt() == 0 )
{ // expand the loaded model tree if present
tw_noises->expandItem( items.at( 0 ) );
}
connect( tw_noises, SIGNAL( itemSelectionChanged() ),
this, SLOT( itemsSelected() ) );
connect( pb_detail, SIGNAL( clicked() ),
this, SLOT( view_details() ) );
connect( pb_cancel, SIGNAL( clicked() ),
this, SLOT( cancelled() ) );
connect( pb_load, SIGNAL( clicked() ),
this, SLOT( selected() ) );
// Compute the OD range of the edited data
if ( edata != NULL )
{
int nscans = edata->scanCount();
int npoints = edata->pointCount();
double datmin = edata->value( 0, 0 );
double datmax = datmin;
for ( int ii = 0; ii < nscans; ii++ )
{
for ( int jj = 0; jj < npoints; jj++ )
{
double datval = edata->value( ii, jj );
datmin = qMin( datmin, datval );
datmax = qMax( datmax, datval );
}
}
darange = datmax - datmin;
}
else
darange = 0.0;
}
