118 lines
3.7 KiB
C++
118 lines
3.7 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2017 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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 GNU
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* 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 this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "togglelist.h"
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#include "gui/settings.h"
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#include "widgets/basicitemdelegate.h"
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#include "widgets/icons.h"
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#include "support/utils.h"
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ToggleList::ToggleList(QWidget *p)
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: QWidget(p)
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{
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setupUi(this);
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connect(upButton, SIGNAL(clicked()), SLOT(moveUp()));
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connect(downButton, SIGNAL(clicked()), SLOT(moveDown()));
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connect(addButton, SIGNAL(clicked()), SLOT(add()));
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connect(removeButton, SIGNAL(clicked()), SLOT(remove()));
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connect(available, SIGNAL(currentItemChanged(QListWidgetItem*,QListWidgetItem*)), SLOT(availableChanged(QListWidgetItem*)));
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connect(selected, SIGNAL(currentItemChanged(QListWidgetItem*,QListWidgetItem*)), SLOT(selectedChanged(QListWidgetItem*)));
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upButton->setIcon(Icons::self()->upIcon);
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downButton->setIcon(Icons::self()->downIcon);
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bool rtl=isRightToLeft();
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addButton->setIcon(rtl ? Icons::self()->leftIcon : Icons::self()->rightIcon);
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removeButton->setIcon(rtl ? Icons::self()->rightIcon : Icons::self()->leftIcon);
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upButton->setEnabled(false);
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downButton->setEnabled(false);
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addButton->setEnabled(false);
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removeButton->setEnabled(false);
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available->setAlternatingRowColors(false);
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available->setItemDelegate(new BasicItemDelegate(available));
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selected->setAlternatingRowColors(false);
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selected->setItemDelegate(new BasicItemDelegate(selected));
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}
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void ToggleList::moveUp()
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{
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move(-1);
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}
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void ToggleList::moveDown()
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{
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move(+1);
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}
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void ToggleList::add()
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{
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int index=available->currentRow();
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if (index<0 || index>available->count()) {
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return;
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}
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QListWidgetItem *item = available->takeItem(index);
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QListWidgetItem *newItem=new QListWidgetItem(selected);
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newItem->setText(item->text());
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newItem->setData(Qt::UserRole, item->data(Qt::UserRole));
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delete item;
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}
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void ToggleList::remove()
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{
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int index=selected->currentRow();
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if (index<0 || index>selected->count()) {
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return;
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}
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QListWidgetItem *item = selected->takeItem(index);
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QListWidgetItem *newItem=new QListWidgetItem(available);
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newItem->setText(item->text());
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newItem->setData(Qt::UserRole, item->data(Qt::UserRole));
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delete item;
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}
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void ToggleList::move(int d)
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{
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const int row = selected->currentRow();
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QListWidgetItem *item = selected->takeItem(row);
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selected->insertItem(row + d, item);
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selected->setCurrentRow(row + d);
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}
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void ToggleList::availableChanged(QListWidgetItem *item)
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{
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addButton->setEnabled(item);
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}
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void ToggleList::selectedChanged(QListWidgetItem *item)
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{
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if (!item) {
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upButton->setEnabled(false);
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downButton->setEnabled(false);
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removeButton->setEnabled(false);
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} else {
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const int row = available->row(item);
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upButton->setEnabled(row != 0);
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downButton->setEnabled(row != available->count() - 1);
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}
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removeButton->setEnabled(item);
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}
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