WingHexExplorer2/3rdparty/QHexView/document/commands/meta/metaremoveposcommand.cpp

51 lines
1.9 KiB
C++

/*==============================================================================
** Copyright (C) 2024-2027 WingSummer
**
** This program is free software: you can redistribute it and/or modify it under
** the terms of the GNU Affero General Public License as published by the Free
** Software Foundation, version 3.
**
** This program is distributed in the hope that it will be useful, but WITHOUT
** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
** FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
** details.
**
** You should have received a copy of the GNU Affero General Public License
** along with this program. If not, see <https://www.gnu.org/licenses/>.
**
** The original License is MIT from Dax89/QHexView. I have modified a lot so I
** decide to change the Open Source License. You can use the original library
** under MIT. Thanks for Dax89's efforts.
** =============================================================================
*/
#include "metaremoveposcommand.h"
MetaRemovePosCommand::MetaRemovePosCommand(QHexMetadata *hexmeta, qsizetype pos,
QUndoCommand *parent)
: MetaCommand(tr("[MetaRemovePos]"), hexmeta, {}, parent), m_pos(pos) {
auto po = m_hexmeta->get(pos);
if (po.has_value()) {
m_meta = po.value();
}
}
void MetaRemovePosCommand::redo() { m_hexmeta->removeMetadata(m_pos); }
int MetaRemovePosCommand::id() const { return UndoID_MetaRemovePos; }
bool MetaRemovePosCommand::mergeWith(const QUndoCommand *other) {
auto ucmd = static_cast<const MetaRemovePosCommand *>(other);
if (ucmd) {
if (this->m_pos == ucmd->m_pos) {
return true;
}
}
return false;
}
void MetaRemovePosCommand::undo() {
m_hexmeta->metadata(m_meta.begin, m_meta.end, m_meta.foreground,
m_meta.background, m_meta.comment);
}