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Correctly handle selection of mixed item types

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nyalldawson committed Jan 14, 2019
1 parent 4b154a4 commit f8af098fc29480605c6208476cd946c8ce040847
@@ -265,8 +265,17 @@ add a new color ramp to style
bool editSymbol();
bool editColorRamp();

bool removeSymbol();
bool removeColorRamp();
bool removeSymbol() /Deprecated/;
%Docstring

.. deprecated:: in QGIS 3.6 - has no effect and will be removed in QGIS 4.0
%End

bool removeColorRamp() /Deprecated/;
%Docstring

.. deprecated:: in QGIS 3.6 - has no effect and will be removed in QGIS 4.0
%End

void enableSymbolInputs( bool );
%Docstring
@@ -355,20 +355,54 @@ void QgsStyleManagerDialog::tabItemType_currentChanged( int )
actnExportAsSVG->setVisible( isSymbol );

mModel->setEntityFilter( isSymbol ? QgsStyle::SymbolEntity : QgsStyle::ColorrampEntity );
mModel->setEntityFilterEnabled( true );
mModel->setSymbolTypeFilterEnabled( isSymbol && tabItemType->currentIndex() > 0 );
mModel->setSymbolType( static_cast< QgsSymbol::SymbolType >( currentItemType() ) );
mModel->setEntityFilterEnabled( !allTypesSelected() );
mModel->setSymbolTypeFilterEnabled( isSymbol && !allTypesSelected() );
if ( isSymbol && !allTypesSelected() )
mModel->setSymbolType( static_cast< QgsSymbol::SymbolType >( currentItemType() ) );

populateList();
}

void QgsStyleManagerDialog::populateList()
int QgsStyleManagerDialog::selectedItemType()
{
QModelIndex index = listItems->selectionModel()->currentIndex();
if ( !index.isValid() )
return 0;

const QgsStyle::StyleEntity entity = static_cast< QgsStyle::StyleEntity >( mModel->data( index, QgsStyleModel::TypeRole ).toInt() );
if ( entity == QgsStyle::ColorrampEntity )
return 3;

return mModel->data( index, QgsStyleModel::SymbolTypeRole ).toInt();
}

bool QgsStyleManagerDialog::allTypesSelected() const
{
return tabItemType->currentIndex() == 0;
}

QList< QgsStyleManagerDialog::ItemDetails > QgsStyleManagerDialog::selectedItems()
{
if ( currentItemType() > 3 )
QList<QgsStyleManagerDialog::ItemDetails > res;
QModelIndexList indices = listItems->selectionModel()->selectedRows();
for ( const QModelIndex &index : indices )
{
Q_ASSERT( false && "not implemented" );
return;
if ( !index.isValid() )
continue;

ItemDetails details;
details.entityType = static_cast< QgsStyle::StyleEntity >( mModel->data( index, QgsStyleModel::TypeRole ).toInt() );
if ( details.entityType == QgsStyle::SymbolEntity )
details.symbolType = static_cast< QgsSymbol::SymbolType >( mModel->data( index, QgsStyleModel::SymbolTypeRole ).toInt() );
details.name = mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();

res << details;
}
return res;
}

void QgsStyleManagerDialog::populateList()
{
groupChanged( groupTree->selectionModel()->currentIndex() );
}

@@ -695,11 +729,11 @@ bool QgsStyleManagerDialog::addColorRamp( QAction *action )

void QgsStyleManagerDialog::editItem()
{
if ( currentItemType() < 3 )
if ( selectedItemType() < 3 )
{
editSymbol();
}
else if ( currentItemType() == 3 )
else if ( selectedItemType() == 3 )
{
editColorRamp();
}
@@ -808,76 +842,60 @@ bool QgsStyleManagerDialog::editColorRamp()

void QgsStyleManagerDialog::removeItem()
{
if ( currentItemType() < 3 )
{
removeSymbol();
}
else if ( currentItemType() == 3 )
const QList< ItemDetails > items = selectedItems();

if ( allTypesSelected() )
{
removeColorRamp();
if ( QMessageBox::Yes != QMessageBox::question( this, tr( "Remove Items" ),
QString( tr( "Do you really want to remove %n item(s)?", nullptr, items.count() ) ),
QMessageBox::Yes,
QMessageBox::No ) )
return;
}
else
{
Q_ASSERT( false && "not implemented" );
if ( currentItemType() < 3 )
{
if ( QMessageBox::Yes != QMessageBox::question( this, tr( "Remove Symbol" ),
QString( tr( "Do you really want to remove %n symbol(s)?", nullptr, items.count() ) ),
QMessageBox::Yes,
QMessageBox::No ) )
return;
}
else
{
if ( QMessageBox::Yes != QMessageBox::question( this, tr( "Remove Color Ramp" ),
QString( tr( "Do you really want to remove %n ramp(s)?", nullptr, items.count() ) ),
QMessageBox::Yes,
QMessageBox::No ) )
return;
}
}
}

bool QgsStyleManagerDialog::removeSymbol()
{
const QModelIndexList indexes = listItems->selectionModel()->selectedIndexes();
if ( QMessageBox::Yes != QMessageBox::question( this, tr( "Remove Symbol" ),
QString( tr( "Do you really want to remove %n symbol(s)?", nullptr, indexes.count() ) ),
QMessageBox::Yes,
QMessageBox::No ) )
return false;

QgsTemporaryCursorOverride override( Qt::WaitCursor );

QStringList names;
names.reserve( indexes.count() );
for ( const QModelIndex &index : indexes )
for ( const ItemDetails &details : items )
{
names << mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();
}
if ( details.name.isEmpty() )
continue;

for ( const QString &symbolName : qgis::as_const( names ) )
{
// delete from style and update list
if ( !symbolName.isEmpty() )
mStyle->removeSymbol( symbolName );
if ( details.entityType == QgsStyle::SymbolEntity )
mStyle->removeSymbol( details.name );
else if ( details.entityType == QgsStyle::ColorrampEntity )
mStyle->removeColorRamp( details.name );
}

mModified = true;
return true;
}

bool QgsStyleManagerDialog::removeColorRamp()
bool QgsStyleManagerDialog::removeSymbol()
{
const QModelIndexList indexes = listItems->selectionModel()->selectedIndexes();
if ( QMessageBox::Yes != QMessageBox::question( this, tr( "Remove Color Ramp" ),
QString( tr( "Do you really want to remove %n ramp(s)?", nullptr, indexes.count() ) ),
QMessageBox::Yes,
QMessageBox::No ) )
return false;

QgsTemporaryCursorOverride override( Qt::WaitCursor );

QStringList names;
names.reserve( indexes.count() );
for ( const QModelIndex &index : indexes )
{
names << mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();
}

for ( const QString &rampName : qgis::as_const( names ) )
{
// delete from style and update list
if ( !rampName.isEmpty() )
mStyle->removeColorRamp( rampName );
}
return false;
}

mModified = true;
return true;
bool QgsStyleManagerDialog::removeColorRamp()
{
return false;
}

void QgsStyleManagerDialog::itemChanged( QStandardItem * )
@@ -908,12 +926,14 @@ void QgsStyleManagerDialog::exportSelectedItemsImages( const QString &dir, const
if ( dir.isEmpty() )
return;

const QModelIndexList indexes = listItems->selectionModel()->selection().indexes();
for ( const QModelIndex &index : indexes )
const QList< ItemDetails > items = selectedItems();
for ( const ItemDetails &details : items )
{
QString name = mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();
QString path = dir + '/' + name + '.' + format;
std::unique_ptr< QgsSymbol > sym( mStyle->symbol( name ) );
if ( details.entityType != QgsStyle::SymbolEntity )
continue;

QString path = dir + '/' + details.name + '.' + format;
std::unique_ptr< QgsSymbol > sym( mStyle->symbol( details.name ) );
if ( sym )
sym->exportImage( path, format, size );
}
@@ -1031,6 +1051,8 @@ void QgsStyleManagerDialog::groupChanged( const QModelIndex &index )
else if ( category == QLatin1String( "favorite" ) )
{
enableGroupInputs( false );
mModel->setTagId( -1 );
mModel->setSmartGroupId( -1 );
mModel->setFavoritesOnly( true );
}
else if ( index.parent().data( Qt::UserRole + 1 ) == "smartgroups" )
@@ -1280,10 +1302,6 @@ void QgsStyleManagerDialog::tagSymbolsAction()

mModel->setCheckable( true );

// Connect to slot which handles regrouping
//connect( model, &QStandardItemModel::itemChanged,
// this, &QgsStyleManagerDialog::regrouped );

// No selection should be possible
listItems->setSelectionMode( QAbstractItemView::NoSelection );
mSymbolTreeView->setSelectionMode( QAbstractItemView::NoSelection );
@@ -1292,7 +1310,6 @@ void QgsStyleManagerDialog::tagSymbolsAction()

void QgsStyleManagerDialog::regrouped( QStandardItem * )
{

}

void QgsStyleManagerDialog::setSymbolsChecked( const QStringList & )
@@ -1416,49 +1433,19 @@ void QgsStyleManagerDialog::listitemsContextMenu( QPoint point )

void QgsStyleManagerDialog::addFavoriteSelectedSymbols()
{
QgsStyle::StyleEntity type = ( currentItemType() < 3 ) ? QgsStyle::SymbolEntity : QgsStyle::ColorrampEntity;
if ( currentItemType() > 3 )
{
QgsDebugMsg( QStringLiteral( "unknown entity type" ) );
return;
}

const QModelIndexList indexes = listItems->selectionModel()->selectedIndexes();

QStringList names;
names.reserve( indexes.count() );
for ( const QModelIndex &index : indexes )
const QList< ItemDetails > items = selectedItems();
for ( const ItemDetails &details : items )
{
names << mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();
}

for ( const QString &symbolName : qgis::as_const( names ) )
{
mStyle->addFavorite( type, symbolName );
mStyle->addFavorite( details.entityType, details.name );
}
}

void QgsStyleManagerDialog::removeFavoriteSelectedSymbols()
{
QgsStyle::StyleEntity type = ( currentItemType() < 3 ) ? QgsStyle::SymbolEntity : QgsStyle::ColorrampEntity;
if ( currentItemType() > 3 )
{
QgsDebugMsg( QStringLiteral( "unknown entity type" ) );
return;
}

const QModelIndexList indexes = listItems->selectionModel()->selectedIndexes();

QStringList names;
names.reserve( indexes.count() );
for ( const QModelIndex &index : indexes )
{
names << mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();
}

for ( const QString &name : qgis::as_const( names ) )
const QList< ItemDetails > items = selectedItems();
for ( const ItemDetails &details : items )
{
mStyle->removeFavorite( type, name );
mStyle->removeFavorite( details.entityType, details.name );
}
}

@@ -1467,21 +1454,7 @@ void QgsStyleManagerDialog::tagSelectedSymbols( bool newTag )
QAction *selectedItem = qobject_cast<QAction *>( sender() );
if ( selectedItem )
{
QgsStyle::StyleEntity type = ( currentItemType() < 3 ) ? QgsStyle::SymbolEntity : QgsStyle::ColorrampEntity;
if ( currentItemType() > 3 )
{
QgsDebugMsg( QStringLiteral( "unknown entity type" ) );
return;
}

const QModelIndexList indexes = listItems->selectionModel()->selectedIndexes();
QStringList names;
names.reserve( indexes.count() );
for ( const QModelIndex &index : indexes )
{
names << mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();
}

const QList< ItemDetails > items = selectedItems();
QString tag;
if ( newTag )
{
@@ -1498,9 +1471,9 @@ void QgsStyleManagerDialog::tagSelectedSymbols( bool newTag )
tag = selectedItem->data().toString();
}

for ( const QString &name : qgis::as_const( names ) )
for ( const ItemDetails &details : items )
{
mStyle->tagSymbol( type, name, QStringList( tag ) );
mStyle->tagSymbol( details.entityType, details.name, QStringList( tag ) );
}
}
}
@@ -1511,23 +1484,10 @@ void QgsStyleManagerDialog::detagSelectedSymbols()

if ( selectedItem )
{
QgsStyle::StyleEntity type = ( currentItemType() < 3 ) ? QgsStyle::SymbolEntity : QgsStyle::ColorrampEntity;
if ( currentItemType() > 3 )
{
QgsDebugMsg( QStringLiteral( "unknown entity type" ) );
return;
}
const QModelIndexList indexes = listItems->selectionModel()->selectedIndexes();
QStringList names;
names.reserve( indexes.count() );
for ( const QModelIndex &index : indexes )
{
names << mModel->data( mModel->index( index.row(), QgsStyleModel::Name, index.parent() ), Qt::DisplayRole ).toString();
}

for ( const QString &name : qgis::as_const( names ) )
const QList< ItemDetails > items = selectedItems();
for ( const ItemDetails &details : items )
{
mStyle->detagSymbol( type, name );
mStyle->detagSymbol( details.entityType, details.name );
}
}
}

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