Jaye Evins
199 lines
4.9 KiB
C++
199 lines
4.9 KiB
C++
// Merge/Merge.cpp
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//
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// Copyright (C) 2015-2026 Jaye Evins <evins@snaught.com>
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//
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// This file is part of gLabels-qt.
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//
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// gLabels-qt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// gLabels-qt is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with gLabels-qt. If not, see <http://www.gnu.org/licenses/>.
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//
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#include "Merge.hpp"
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namespace glabels::merge
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{
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///
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/// Constructor
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///
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Merge::Merge( const Merge* merge )
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: mId(merge->mId),
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mSource(merge->mSource),
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mRecordList(merge->mRecordList)
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{
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}
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///
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/// Get id
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///
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QString Merge::id() const
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{
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return mId;
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}
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///
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/// Get source
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///
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QString Merge::source() const
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{
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return mSource;
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}
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///
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/// Set source
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///
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void Merge::setSource( const QString& source )
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{
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mSource = source;
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// Clear out any old records
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mRecordList.clear();
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open();
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for ( Record record = readNextRecord(); !record.isEmpty(); record = readNextRecord() )
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{
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mRecordList.push_back( record );
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}
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close();
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emit sourceChanged();
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}
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///
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/// Reload source
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///
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void Merge::reloadSource()
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{
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// temporary map of original selections
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QMap<QString,bool> origSelectionMap;
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for ( auto& record : mRecordList )
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{
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origSelectionMap[ record[ primaryKey() ] ] = record.isSelected();
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}
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// Clear the original records
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mRecordList.clear();
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// Read the new records, preserve any original selections
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open();
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for ( Record record = readNextRecord(); !record.isEmpty(); record = readNextRecord() )
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{
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auto key = record[ primaryKey() ];
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auto it = origSelectionMap.find( key );
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if ( it != origSelectionMap.end() )
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{
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record.setSelected( it.value() );
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}
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mRecordList.push_back( record );
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}
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close();
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emit sourceChanged();
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}
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///
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/// Get record list
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///
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const QList<Record>& Merge::recordList( ) const
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{
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return mRecordList;
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}
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///
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/// Select/unselect i'th record
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///
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void Merge::setSelected( int i, bool state )
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{
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if ( (i >= 0) && (i < mRecordList.size()) )
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{
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mRecordList[i].setSelected( state );
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emit selectionChanged();
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}
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}
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///
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/// Select all records
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///
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void Merge::selectAll()
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{
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for ( auto& record : mRecordList )
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{
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record.setSelected( true );
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}
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emit selectionChanged();
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}
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///
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/// Unselect all records
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///
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void Merge::unselectAll()
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{
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for ( auto& record : mRecordList )
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{
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record.setSelected( false );
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}
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emit selectionChanged();
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}
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///
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/// Return count of selected records
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///
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int Merge::nSelectedRecords() const
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{
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int count = 0;
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for ( const auto& record : mRecordList )
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{
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if ( record.isSelected() )
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{
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count++;
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}
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}
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return count;
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}
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///
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/// Return list of selected records
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///
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const QList<Record> Merge::selectedRecords() const
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{
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QList<Record> list;
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for ( const auto& record : mRecordList )
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{
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if ( record.isSelected() )
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{
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list.append( record );
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}
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}
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return list;
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}
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}
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