71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
/*
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* Copyright (C) EdgeTX
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*
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* Based on code named
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* opentx - https://github.com/opentx/opentx
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program 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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#include "exclusivecombogroup.h"
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#include <QListView>
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ExclusiveComboGroup::ExclusiveComboGroup(QObject *parent,
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std::function<bool(const QVariant&)> filter) :
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QObject(parent),
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filter(std::move(filter))
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{
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}
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void ExclusiveComboGroup::addCombo(QComboBox *comboBox)
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{
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connect(comboBox, QOverload<int>::of(&QComboBox::activated), [=](int index) {
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this->handleActivated(comboBox, index);
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});
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combos.append(comboBox);
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}
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void ExclusiveComboGroup::handleActivated(QComboBox* target, int index)
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{
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auto data = target->itemData(index);
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auto targetidx = combos.indexOf(target);
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for (auto combo : combos) {
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if (target == combo)
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continue;
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auto view = dynamic_cast<QListView*>(combo->view());
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Q_ASSERT(view);
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auto previous = combo->findData(targetidx, _role);
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if (previous >= 0) {
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view->setRowHidden(previous, false);
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combo->setItemData(previous, QVariant(), _role);
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}
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if (!filter(data)) {
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auto idx = combo->findData(data);
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if (idx >= 0) {
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view->setRowHidden(idx, true);
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combo->setItemData(idx, targetidx, _role);
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}
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}
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}
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}
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