143 lines
4 KiB
C++
Executable file
143 lines
4 KiB
C++
Executable file
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2017 by Martin Rotter <rotter.martinos@gmail.com>
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//
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// RSS Guard 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 3 of the License, or
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// (at your option) any later version.
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//
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// RSS Guard 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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// You should have received a copy of the GNU General Public License
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// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
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#ifndef FEEDSVIEW_H
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#define FEEDSVIEW_H
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#include <QTreeView>
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#include "core/feedsmodel.h"
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#include <QStyledItemDelegate>
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class FeedsProxyModel;
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class Feed;
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class Category;
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class FeedsView : public QTreeView {
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Q_OBJECT
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public:
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// Constructors and destructors.
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explicit FeedsView(QWidget* parent = 0);
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virtual ~FeedsView();
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// Fundamental accessors.
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inline FeedsProxyModel* model() const {
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return m_proxyModel;
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}
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inline FeedsModel* sourceModel() const {
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return m_sourceModel;
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}
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void setSortingEnabled(bool enable);
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// Returns list of selected/all feeds.
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// NOTE: This is recursive method which returns all descendants.
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QList<Feed*> selectedFeeds() const;
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// Returns pointers to selected feed/category if they are really
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// selected.
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RootItem* selectedItem() const;
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// Saves/loads expand states of all nodes (feeds/categories) of the list to/from settings.
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void saveAllExpandStates();
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void loadAllExpandStates();
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public slots:
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void sortByColumn(int column, Qt::SortOrder order);
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void addFeedIntoSelectedAccount();
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void addCategoryIntoSelectedAccount();
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void expandCollapseCurrentItem();
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// Feed updating.
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void updateSelectedItems();
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// Feed read/unread manipulators.
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void markSelectedItemRead();
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void markSelectedItemUnread();
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void markAllItemsRead();
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// Newspaper accessors.
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void openSelectedItemsInNewspaperMode();
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// Feed clearers.
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void clearSelectedFeeds();
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void clearAllFeeds();
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// Base manipulators.
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void editSelectedItem();
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void deleteSelectedItem();
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// Selects next/previous item (feed/category) in the list.
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void selectNextItem();
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void selectPreviousItem();
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void selectNextUnreadItem();
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// Switches visibility of the widget.
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void switchVisibility();
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signals:
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void itemSelected(RootItem* item);
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void requestViewNextUnreadMessage();
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void openMessagesInNewspaperView(RootItem* root, const QList<Message>& messages);
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protected:
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void selectionChanged(const QItemSelection& selected, const QItemSelection& deselected);
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void keyPressEvent(QKeyEvent* event);
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void contextMenuEvent(QContextMenuEvent* event);
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void mouseDoubleClickEvent(QMouseEvent* event);
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private slots:
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void expandItemDelayed(const QModelIndex& idx);
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void markSelectedItemReadStatus(RootItem::ReadStatus read);
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void markAllItemsReadStatus(RootItem::ReadStatus read);
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void saveSortState(int column, Qt::SortOrder order);
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void validateItemAfterDragDrop(const QModelIndex& source_index);
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void onItemExpandRequested(const QList<RootItem*>& items, bool exp);
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void onItemExpandStateSaveRequested(RootItem* item);
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private:
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QModelIndex nextPreviousUnreadItem(QModelIndex default_row);
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QModelIndex nextUnreadItem(QModelIndex default_row);
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// Initializes context menus.
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QMenu* initializeContextMenuCategories(RootItem* clicked_item);
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QMenu* initializeContextMenuFeeds(RootItem* clicked_item);
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QMenu* initializeContextMenuEmptySpace();
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QMenu* initializeContextMenuOtherItem(RootItem* clicked_item);
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// Sets up appearance of this widget.
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void setupAppearance();
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void saveExpandStates(RootItem* item);
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QMenu* m_contextMenuCategories;
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QMenu* m_contextMenuFeeds;
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QMenu* m_contextMenuEmptySpace;
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QMenu* m_contextMenuOtherItems;
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FeedsModel* m_sourceModel;
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FeedsProxyModel* m_proxyModel;
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};
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#endif // FEEDSVIEW_H
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