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More array and map expression formatting

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This commit is contained in:
Matthias Kuhn 2018-08-24 06:08:35 +02:00
parent 65fd187da8
commit 8e1aeda464
1 changed files with 18 additions and 13 deletions
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31
src/core/expression/qgsexpression.cpp
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@ -903,45 +903,50 @@ QString QgsExpression::formatPreviewString( const QVariant &value )
}
else if ( value.type() == QVariant::Map )
{
QString mapStr = QStringLiteral( "{ " );
QString mapStr = QStringLiteral( "{" );
const QVariantMap map = value.toMap();
QString separator;
for ( QVariantMap::const_iterator it = map.constBegin(); it != map.constEnd(); ++it )
{
mapStr.append( separator );
if ( separator.isEmpty() )
separator = QStringLiteral( ", " );
separator = QStringLiteral( "," );
mapStr.append( QStringLiteral( "%1: %2" ).arg( quotedValue( it.key() ), formatPreviewString( it.value() ) ) );
if ( mapStr.length() > MAX_PREVIEW + 5 )
mapStr.append( QStringLiteral( " %1: %2" ).arg( quotedValue( it.key() ), formatPreviewString( it.value() ) ) );
if ( mapStr.length() > MAX_PREVIEW - 3 )
{
mapStr = tr( "%1…" ).arg( mapStr.left( MAX_PREVIEW ) );
mapStr = tr( "%1…" ).arg( mapStr.left( MAX_PREVIEW - 2 ) );
break;
}
}
mapStr += QStringLiteral( " }" );
return tr( "<i>&lt;%1&gt;</i>" ).arg( mapStr );
if ( !map.empty() )
mapStr += QStringLiteral( " " );
mapStr += QStringLiteral( "}" );
return mapStr;
}
else if ( value.type() == QVariant::List || value.type() == QVariant::StringList )
{
QString listStr = QStringLiteral( "[ " );
QString listStr = QStringLiteral( "[" );
const QVariantList list = value.toList();
QString separator;
for ( const QVariant &arrayValue : list )
{
listStr.append( separator );
if ( separator.isEmpty() )
separator = QStringLiteral( ", " );
separator = QStringLiteral( "," );
listStr.append( " " );
listStr.append( formatPreviewString( arrayValue ) );
if ( listStr.length() > MAX_PREVIEW + 5 )
if ( listStr.length() > MAX_PREVIEW - 3 )
{
listStr = QString( tr( "%1…" ) ).arg( listStr.left( MAX_PREVIEW ) );
listStr = QString( tr( "%1…" ) ).arg( listStr.left( MAX_PREVIEW - 2 ) );
break;
}
}
listStr += QStringLiteral( " ]" );
return tr( "<i>&lt;%1&gt;</i>" ).arg( listStr );
if ( !list.empty() )
listStr += QStringLiteral( " " );
listStr += QStringLiteral( "]" );
return listStr;
}
else
{