File indexing completed on 2024-04-28 05:08:24

 /***************************************************************************
     Copyright (C) 2005-2009 Robby Stephenson <robby@periapsis.org>
  ***************************************************************************/
 
 /***************************************************************************
  *                                                                         *
  *   This program is free software; you can redistribute it and/or         *
  *   modify it under the terms of the GNU General Public License as        *
  *   published by the Free Software Foundation; either version 2 of        *
  *   the License or (at your option) version 3 or any later version        *
  *   accepted by the membership of KDE e.V. (or its successor approved     *
  *   by the membership of KDE e.V.), which shall act as a proxy            *
  *   defined in Section 14 of version 3 of the license.                    *
  *                                                                         *
  *   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 General Public License for more details.                          *
  *                                                                         *
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  *                                                                         *
  ***************************************************************************/
 
 #include "loanview.h"
 #include "controller.h"
 #include "borrower.h"
 #include "collection.h"
 #include "tellico_kernel.h"
 #include "models/borrowermodel.h"
 #include "models/entrysortmodel.h"
 #include "models/models.h"
 #include "gui/countdelegate.h"
 
 #include <KLocalizedString>
 
 #include <QMenu>
 #include <QIcon>
 #include <QHeaderView>
 #include <QContextMenuEvent>
 
 using Tellico::LoanView;
 
 LoanView::LoanView(QWidget* parent_) : GUI::TreeView(parent_), m_notSortedYet(true) {
   header()->setSectionResizeMode(QHeaderView::Stretch);
   setHeaderHidden(false);
   setSelectionMode(QAbstractItemView::ExtendedSelection);
 
   connect(this, &QAbstractItemView::doubleClicked,
           this, &LoanView::slotDoubleClicked);
 
   connect(header(), &QHeaderView::sortIndicatorChanged,
           this, &LoanView::slotSortingChanged);
 
   BorrowerModel* borrowerModel = new BorrowerModel(this);
   EntrySortModel* sortModel = new EntrySortModel(this);
   sortModel->setSourceModel(borrowerModel);
   setModel(sortModel);
   setItemDelegate(new GUI::CountDelegate(this));
   updateHeader();
 }
 
 /*
 bool LoanView::isSelectable(GUI::ListViewItem* item_) const {
   if(!GUI::ListView::isSelectable(item_)) {
     return false;
   }
 
   // because the popup menu has modify, only
   // allow one loan item to get selected
   if(item_->isLoanItem()) {
     return selectedItems().isEmpty();
   }
 
   return true;
 }
 */
 Tellico::BorrowerModel* LoanView::sourceModel() const {
   return static_cast<BorrowerModel*>(sortModel()->sourceModel());
 }
 
 void LoanView::addCollection(Tellico::Data::CollPtr coll_) {
   m_coll = coll_;
   sourceModel()->clear();
   sourceModel()->addBorrowers(m_coll->borrowers());
 }
 
 void LoanView::slotReset() {
   sourceModel()->clear();
 }
 
 void LoanView::addBorrower(Tellico::Data::BorrowerPtr borrower_) {
   Q_ASSERT(borrower_);
   sourceModel()->addBorrower(borrower_);
 }
 
 void LoanView::modifyBorrower(Tellico::Data::BorrowerPtr borrower_) {
   Q_ASSERT(borrower_);
   sourceModel()->modifyBorrower(borrower_);
 }
 
 void LoanView::removeBorrower(Tellico::Data::BorrowerPtr borrower_) {
   Q_ASSERT(borrower_);
   sourceModel()->removeBorrower(borrower_);
 }
 
 void LoanView::contextMenuEvent(QContextMenuEvent* event_) {
   QModelIndex index = indexAt(event_->pos());
   if(!index.isValid()) {
     return;
   }
 
   // no parent means it's a top-level item
   if(index.parent().isValid()) {
     QMenu menu(this);
     menu.addAction(QIcon::fromTheme(QStringLiteral("arrow-down-double")),
                    i18n("Check-in"), this, &LoanView::slotCheckIn);
     menu.addAction(QIcon::fromTheme(QStringLiteral("arrow-down-double")),
                    i18n("Modify Loan..."), this, &LoanView::slotModifyLoan);
     menu.exec(event_->globalPos());
   }
 }
 
 void LoanView::slotDoubleClicked(const QModelIndex& index_) {
   QModelIndex realIndex = sortModel()->mapToSource(index_);
   Data::LoanPtr loan = sourceModel()->loan(realIndex);
   if(loan) {
     Kernel::self()->modifyLoan(loan);
   }
 }
 
 // this gets called when header() is clicked, so cycle through
 void LoanView::slotSortingChanged(int col_, Qt::SortOrder order_) {
   Q_UNUSED(col_);
   if(order_ == Qt::AscendingOrder && !m_notSortedYet) { // cycle through after ascending
     if(sortModel()->sortRole() == RowCountRole) {
       sortModel()->setSortRole(Qt::DisplayRole);
     } else {
       sortModel()->setSortRole(RowCountRole);
     }
   }
 
   updateHeader();
   m_notSortedYet = false;
 }
 
 /*
 BorrowerItem* item = static_cast<BorrowerItem*>(item_);
   Data::LoanList loans = item->borrower()->loans();
   foreach(Data::LoanPtr loan, loans) {
     new LoanItem(item, loan);
   }
 */
 
 void LoanView::slotCheckIn() {
   QModelIndexList indexes = selectionModel()->selectedIndexes();
   if(indexes.isEmpty()) {
     return;
   }
 
   Data::EntryList entries;
   foreach(const QModelIndex& index, indexes) {
     // the indexes pointing to a borrower have no parent, skip them
     if(!index.parent().isValid()) {
       continue;
     }
     if(model()->hasChildren(index)) { //ignore items with children
       continue;
     }
     QModelIndex sourceIndex = sortModel()->mapToSource(index);
     Data::EntryPtr entry = sourceModel()->entry(sourceIndex);
     if(entry) {
       entries += entry;
     }
   }
 
   Controller::self()->slotCheckIn(entries);
   Controller::self()->slotClearSelection(); // so the checkout menu item gets disabled
 }
 
 void LoanView::slotModifyLoan() {
   QModelIndexList indexes = selectionModel()->selectedIndexes();
   if(indexes.isEmpty()) {
     return;
   }
 
   foreach(const QModelIndex& index, indexes) {
     QModelIndex sourceIndex = sortModel()->mapToSource(index);
     Data::LoanPtr loan = sourceModel()->loan(sourceIndex);
     if(loan) {
       Kernel::self()->modifyLoan(loan);
     }
   }
 }
 
 void LoanView::updateHeader() {
   if(sortModel()->sortRole() == Qt::DisplayRole) {
     model()->setHeaderData(0, Qt::Horizontal, i18n("Borrower"));
   } else {
     model()->setHeaderData(0, Qt::Horizontal, i18n("Borrower (Sort by Count)"));
   }
 }