void AddressRangeTest::testSetGetWidth()
{
AddressRange addressRange;
// end, width by width
addressRange.setStart( Start );
addressRange.setEndByWidth( Width );
QCOMPARE( addressRange.end(), End );
QCOMPARE( addressRange.width(), Width );
// start, width by width
addressRange.setEnd( End );
addressRange.setStartByWidth( Width );
QCOMPARE( addressRange.start(), Start );
QCOMPARE( addressRange.width(), Width );
}
void AddressRangeTest::testConstructorByWidth()
{
AddressRange addressRange = AddressRange::fromWidth( Start, Width );
QCOMPARE( addressRange.start(), Start );
QCOMPARE( addressRange.end(), End );
QCOMPARE( addressRange.width(), Width );
addressRange = AddressRange::fromWidth( Width );
QCOMPARE( addressRange.start(), 0 );
QCOMPARE( addressRange.end(), Width-1 );
QCOMPARE( addressRange.width(), Width );
}
void Dropper::handleInternalDrag( QDropEvent* dropEvent, AbstractByteArrayView* sourceByteArrayView )
{
// get drag origin
AddressRange selection = sourceByteArrayView->tableRanges()->removeSelection();
ByteArrayTableCursor* tableCursor = mByteArrayView->tableCursor();
AbstractByteArrayModel* byteArrayModel = mByteArrayView->byteArrayModel();
Address insertIndex = tableCursor->realIndex();
// is this a move?
if( dropEvent->proposedAction() == Qt::MoveAction )
{
// ignore the copy hold in the event but only move
Address newCursorIndex;
// need to swap?
if( selection.end() < insertIndex )
{
newCursorIndex = insertIndex;
const Address firstIndex = selection.start();
selection.set( selection.nextBehindEnd(), insertIndex-1 );
insertIndex = firstIndex;
}
else
newCursorIndex = insertIndex + selection.width();
const bool success = byteArrayModel->swap( insertIndex, selection );
if( success )
{
tableCursor->gotoCIndex( newCursorIndex );
emit mByteArrayView->cursorPositionChanged( tableCursor->realIndex() );
}
}
// is a copy
else
{
// TODO: should this be a method of AbstractByteArrayModel, to reuse piece data?
// get data
const QByteArray data =
dropEvent->mimeData()->data( QLatin1String(DropperOctetStreamFormatName) );
if( !data.isEmpty() )
{
if( mByteArrayView->isOverwriteMode() )
{
const Size length = mByteArrayView->layout()->length();
if( !tableCursor->isBehind() && length > 0 )
{
AddressRange overwriteRange = AddressRange::fromWidth( insertIndex, data.size() );
overwriteRange.restrictEndTo( length-1 );
if( overwriteRange.isValid() )
byteArrayModel->replace( overwriteRange, reinterpret_cast<const Byte*>(data.constData()), overwriteRange.width() );
}
}
else
byteArrayModel->insert( insertIndex, reinterpret_cast<const Byte*>(data.constData()), data.size() );
}
}
}