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Open identify links in external browser
Fixes #21787
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elpaso committed Apr 15, 2019
1 parent d24e6fd commit 0acc056
Showing 1 changed file with 52 additions and 16 deletions.
68 changes: 52 additions & 16 deletions src/app/qgsidentifyresultsdialog.cpp
Expand Up @@ -806,13 +806,13 @@ void QgsIdentifyResultsDialog::addFeature( QgsRasterLayer *layer,
// Add all supported formats, best first. HTML is considered the best because
// it usually holds most information.
int capabilities = layer->dataProvider()->capabilities();
QList<QgsRaster::IdentifyFormat> formats;
formats << QgsRaster::IdentifyFormatHtml
<< QgsRaster::IdentifyFormatFeature
<< QgsRaster::IdentifyFormatText
<< QgsRaster::IdentifyFormatValue;
const auto constFormats = formats;
for ( QgsRaster::IdentifyFormat f : constFormats )
const QList<QgsRaster::IdentifyFormat> formats
{
QgsRaster::IdentifyFormatHtml,
QgsRaster::IdentifyFormatFeature,
QgsRaster::IdentifyFormatText,
QgsRaster::IdentifyFormatValue };
for ( const auto &f : formats )
{
if ( !( QgsRasterDataProvider::identifyFormatToCapability( f ) & capabilities ) )
continue;
Expand All @@ -829,8 +829,8 @@ void QgsIdentifyResultsDialog::addFeature( QgsRasterLayer *layer,
QTreeWidgetItem *formatItem = new QTreeWidgetItem( QStringList() << ' ' + tr( "Format" ) );
layItem->addChild( formatItem );
lstResults->setItemWidget( formatItem, 1, formatCombo );
connect( formatCombo, static_cast<void ( QComboBox::* )( int )>( &QComboBox::currentIndexChanged ),
this, static_cast<void ( QgsIdentifyResultsDialog::* )( int )>( &QgsIdentifyResultsDialog::formatChanged ) );
connect( formatCombo, qgis::overload<int>::of( &QComboBox::currentIndexChanged ),
this, qgis::overload<int>::of( &QgsIdentifyResultsDialog::formatChanged ) );
}
else
{
Expand All @@ -856,23 +856,46 @@ void QgsIdentifyResultsDialog::addFeature( QgsRasterLayer *layer,
if ( i >= fields.count() )
continue;

QTreeWidgetItem *attrItem = new QTreeWidgetItem( QStringList() << QString::number( i ) << attrs.at( i ).toString() );

const auto value { attrs.at( i ).toString() };
QTreeWidgetItem *attrItem = new QTreeWidgetItem( QStringList() << QString::number( i ) << value );
attrItem->setData( 0, Qt::DisplayRole, fields.at( i ).name() );

QVariant value = attrs.at( i );
attrItem->setData( 1, Qt::DisplayRole, value );
attrItem->setData( 1, Qt::DisplayRole, attrs.at( i ) );
featItem->addChild( attrItem );
bool foundLinks = false;
const auto links { QgsStringUtils::insertLinks( value, &foundLinks ) };
if ( foundLinks )
{
auto valueLabel { qgis::make_unique<QLabel>( links ) };
attrItem->setText( 1, QString( ) );
valueLabel->setOpenExternalLinks( true );
lstResults->setItemWidget( attrItem, 1, valueLabel.release() );
}
}
}

if ( currentFormat == QgsRaster::IdentifyFormatHtml || currentFormat == QgsRaster::IdentifyFormatText )
{
QgsIdentifyResultsWebViewItem *attrItem = new QgsIdentifyResultsWebViewItem( lstResults );
attrItem->webView()->page()->setLinkDelegationPolicy( QWebPage::DelegateExternalLinks );
const int horizontalDpi = qApp->desktop()->screen()->logicalDpiX();
// Adjust zoom: text is ok, but HTML seems rather big at least on Linux/KDE
if ( horizontalDpi > 96 )
{
attrItem->webView()->setZoomFactor( attrItem->webView()->zoomFactor() * ( currentFormat == QgsRaster::IdentifyFormatHtml ? 0.7 : 0.9 ) );
}
connect( attrItem->webView(), &QWebView::linkClicked, [ ]( const QUrl & url )
{
QDesktopServices::openUrl( url );
} );
featItem->addChild( attrItem ); // before setHtml()!
if ( !attributes.isEmpty() )
{
attrItem->setContent( attributes.begin().value().toUtf8(), currentFormat == QgsRaster::IdentifyFormatHtml ? "text/html" : "text/plain; charset=utf-8" );
auto value { QgsStringUtils::insertLinks( attributes.begin().value() ) };
if ( currentFormat == QgsRaster::IdentifyFormatText )
{
value.prepend( QStringLiteral( "<pre style=\"font-family: monospace;\">" ) ).append( QStringLiteral( "</pre>" ) );
}
attrItem->setHtml( value );
}
else
{
Expand Down Expand Up @@ -914,7 +937,20 @@ void QgsIdentifyResultsDialog::addFeature( QgsRasterLayer *layer,
tblResults->setItem( j, 0, item );
tblResults->setItem( j, 1, new QTableWidgetItem( QString::number( i + 1 ) ) );
tblResults->setItem( j, 2, new QTableWidgetItem( it.key() ) );
tblResults->setItem( j, 3, new QTableWidgetItem( it.value() ) );

bool foundLinks = false;
QString links = QgsStringUtils::insertLinks( it.value(), &foundLinks );
if ( foundLinks )
{
auto valueLabel { qgis::make_unique<QLabel>( links ) };
valueLabel->setOpenExternalLinks( true );
tblResults->setItem( j, 3, item );
tblResults->setCellWidget( j, 3, valueLabel.release() );
}
else
{
tblResults->setItem( j, 3, new QTableWidgetItem( it.value() ) );
}

tblResults->resizeRowToContents( j );

Expand Down

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