File indexing completed on 2024-04-28 16:31:57

0001 /***************************************************************************
0002     Copyright (C) 2002-2009 Robby Stephenson <robby@periapsis.org>
0003  ***************************************************************************/
0004 
0005 /***************************************************************************
0006  *                                                                         *
0007  *   This program is free software; you can redistribute it and/or         *
0008  *   modify it under the terms of the GNU General Public License as        *
0009  *   published by the Free Software Foundation; either version 2 of        *
0010  *   the License or (at your option) version 3 or any later version        *
0011  *   accepted by the membership of KDE e.V. (or its successor approved     *
0012  *   by the membership of KDE e.V.), which shall act as a proxy            *
0013  *   defined in Section 14 of version 3 of the license.                    *
0014  *                                                                         *
0015  *   This program is distributed in the hope that it will be useful,       *
0016  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
0017  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
0018  *   GNU General Public License for more details.                          *
0019  *                                                                         *
0020  *   You should have received a copy of the GNU General Public License     *
0021  *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
0022  *                                                                         *
0023  ***************************************************************************/
0024 
0025 #include "entryiconview.h"
0026 #include "collection.h"
0027 #include "collectionfactory.h"
0028 #include "images/imagefactory.h"
0029 #include "controller.h"
0030 #include "entry.h"
0031 #include "field.h"
0032 #include "document.h"
0033 #include "utils/tellico_utils.h"
0034 #include "models/entrymodel.h"
0035 #include "models/entrysortmodel.h"
0036 #include "tellico_kernel.h"
0037 #include "tellico_debug.h"
0038 
0039 #include <KLocalizedString>
0040 
0041 #include <QMenu>
0042 #include <QIcon>
0043 #include <QContextMenuEvent>
0044 #include <QDesktopServices>
0045 
0046 namespace {
0047   static const int ENTRY_ICON_SIZE_PAD = 2;
0048 }
0049 
0050 using Tellico::EntryIconView;
0051 
0052 EntryIconView::EntryIconView(QWidget* parent_)
0053     : QListView(parent_), m_maxAllowedIconWidth(MAX_ENTRY_ICON_SIZE) {
0054   setViewMode(QListView::IconMode);
0055   setMovement(QListView::Static);
0056   setDragEnabled(false);
0057   setSelectionMode(QAbstractItemView::ExtendedSelection);
0058   setResizeMode(QListView::Adjust);
0059   setWordWrap(true);
0060   setSpacing(ENTRY_ICON_SIZE_PAD);
0061   setLayoutMode(QListView::Batched);
0062 
0063   connect(this, &EntryIconView::doubleClicked, this, &EntryIconView::slotDoubleClicked);
0064 
0065   setWhatsThis(i18n("<qt>The <i>Icon View</i> shows each entry in the collection or group using "
0066                     "an icon, which may be an image in the entry.</qt>"));
0067 }
0068 
0069 EntryIconView::~EntryIconView() {
0070 }
0071 
0072 void EntryIconView::setModel(QAbstractItemModel* model_) {
0073   QListView::setModel(model_);
0074   if(!model_) {
0075     return;
0076   }
0077   connect(model_, &QAbstractItemModel::columnsInserted, this, &EntryIconView::updateModelColumn);
0078 }
0079 
0080 void EntryIconView::setMaxAllowedIconWidth(int width_) {
0081   m_maxAllowedIconWidth = qBound(MIN_ENTRY_ICON_SIZE, width_, MAX_ENTRY_ICON_SIZE);
0082   QSize iconSize(m_maxAllowedIconWidth, m_maxAllowedIconWidth);
0083   setIconSize(iconSize);
0084 
0085   QSize gridSize(m_maxAllowedIconWidth + 2*ENTRY_ICON_SIZE_PAD,
0086                  m_maxAllowedIconWidth + 3*(fontMetrics().lineSpacing() + ENTRY_ICON_SIZE_PAD));
0087   setGridSize(gridSize);
0088 }
0089 
0090 void EntryIconView::slotDoubleClicked(const QModelIndex& index_) {
0091   Data::EntryPtr entry = index_.data(EntryPtrRole).value<Data::EntryPtr>();
0092   if(entry) {
0093     Controller::self()->editEntry(entry);
0094   }
0095 }
0096 
0097 void EntryIconView::contextMenuEvent(QContextMenuEvent* ev_) {
0098   QMenu menu(this);
0099 
0100   // only insert entry items if one is selected
0101   QModelIndex index = indexAt(ev_->pos());
0102   if(index.isValid()) {
0103     Controller::self()->plugEntryActions(&menu);
0104 
0105     // add a menu item to open each URL field
0106     Data::EntryPtr entry = index.data(EntryPtrRole).value<Data::EntryPtr>();
0107     Data::FieldList urlFields;
0108     foreach(Data::FieldPtr field, Data::Document::self()->collection()->fields()) {
0109       if(field->type() == Data::Field::URL) {
0110         urlFields += field;
0111       }
0112     }
0113     foreach(Data::FieldPtr urlField, urlFields) {
0114       QAction* act = menu.addAction(QIcon::fromTheme(QStringLiteral("bookmarks")),
0115                                     i18nc("Open URL", "Open %1", urlField->title()));
0116       const QString value = entry->field(urlField);
0117       act->setData(value);
0118       act->setWhatsThis(value);
0119       act->setEnabled(!value.isEmpty());
0120       menu.addAction(act);
0121     }
0122     if(!urlFields.isEmpty()) {
0123       connect(&menu, &QMenu::triggered, this, &EntryIconView::slotOpenUrlMenuActivated);
0124     }
0125 
0126     menu.addSeparator();
0127   }
0128 
0129   QMenu* sortMenu = Controller::self()->plugSortActions(&menu);
0130   connect(sortMenu, &QMenu::triggered, this, &EntryIconView::slotSortMenuActivated);
0131 
0132   menu.exec(ev_->globalPos());
0133 }
0134 
0135 void EntryIconView::slotSortMenuActivated(QAction* action_) {
0136   Data::FieldPtr field = action_->data().value<Data::FieldPtr>();
0137   Q_ASSERT(field);
0138   if(!field) {
0139     return;
0140   }
0141   // EntryIconModel is a proxy to EntryModel which uses the field list as the full set of columns
0142   // find which columns matches the field and sort on that column
0143   for(int i = 0; i < model()->columnCount(); ++i) {
0144     if(model()->headerData(i, Qt::Horizontal, FieldPtrRole).value<Data::FieldPtr>() == field) {
0145       model()->sort(i);
0146       break;
0147     }
0148   }
0149 }
0150 
0151 void EntryIconView::slotOpenUrlMenuActivated(QAction* action_/*=0*/) {
0152   if(!action_) {
0153     return;
0154   }
0155   const QString link = action_->data().toString();
0156   if(!link.isEmpty()) {
0157     QDesktopServices::openUrl(Kernel::self()->URL().resolved(QUrl::fromUserInput(link)));
0158   }
0159 }
0160 
0161 void EntryIconView::updateModelColumn() {
0162   //default model column is 0
0163   int modelColumn = 0;
0164   // iterate over model columns, find the one whose name is "title"
0165   for(int ncol = 0; ncol < model()->columnCount(); ++ncol) {
0166     Data::FieldPtr field = model()->headerData(ncol, Qt::Horizontal, FieldPtrRole).value<Data::FieldPtr>();
0167     if(field && field->name() == QLatin1String("title")) {
0168       modelColumn = ncol;
0169       break;
0170     }
0171   }
0172   setModelColumn(modelColumn);
0173 }