rssguard/src/librssguard/gui/feedsview.h
2021-05-07 07:25:54 +02:00

140 lines
4.1 KiB
C++
Executable file

// For license of this file, see <project-root-folder>/LICENSE.md.
#ifndef FEEDSVIEW_H
#define FEEDSVIEW_H
#include <QTreeView>
#include "core/feedsmodel.h"
#include <QStyledItemDelegate>
class FeedsProxyModel;
class Feed;
class Category;
class RSSGUARD_DLLSPEC FeedsView : public QTreeView {
Q_OBJECT
public:
explicit FeedsView(QWidget* parent = nullptr);
virtual ~FeedsView();
FeedsProxyModel* model() const;
FeedsModel* sourceModel() const;
void reloadFontSettings();
void setSortingEnabled(bool enable);
// Returns list of selected/all feeds.
// NOTE: This is recursive method which returns all descendants.
QList<Feed*> selectedFeeds() const;
// Returns pointers to selected feed/category if they are really
// selected.
RootItem* selectedItem() const;
// Saves/loads expand states of all nodes (feeds/categories) of the list to/from settings.
void saveAllExpandStates();
void loadAllExpandStates();
public slots:
void copyUrlOfSelectedFeeds() const;
void sortByColumn(int column, Qt::SortOrder order);
void addFeedIntoSelectedAccount();
void addCategoryIntoSelectedAccount();
void expandCollapseCurrentItem(bool recursive);
// Feed updating.
void updateSelectedItems();
// Feed read/unread manipulators.
void markSelectedItemRead();
void markSelectedItemUnread();
void markAllItemsRead();
// Newspaper accessors.
void openSelectedItemsInNewspaperMode();
// Feed clearers.
void clearSelectedFeeds();
void clearAllFeeds();
// Base manipulators.
void editSelectedItem();
void deleteSelectedItem();
// Selects next/previous item (feed/category) in the list.
void selectNextItem();
void selectPreviousItem();
void selectNextUnreadItem();
// Switches visibility of the widget.
void switchVisibility();
void filterItems(const QString& pattern);
signals:
void itemSelected(RootItem* item);
void requestViewNextUnreadMessage();
void openMessagesInNewspaperView(RootItem* root, const QList<Message>& messages);
protected:
void drawBranches(QPainter* painter, const QRect& rect, const QModelIndex& index) const;
void focusInEvent(QFocusEvent* event);
void selectionChanged(const QItemSelection& selected, const QItemSelection& deselected);
void keyPressEvent(QKeyEvent* event);
void contextMenuEvent(QContextMenuEvent* event);
void mouseDoubleClickEvent(QMouseEvent* event);
private slots:
void expandItemDelayed(const QModelIndex& idx);
void markSelectedItemReadStatus(RootItem::ReadStatus read);
void markAllItemsReadStatus(RootItem::ReadStatus read);
void saveSortState(int column, Qt::SortOrder order);
void validateItemAfterDragDrop(const QModelIndex& source_index);
void onItemExpandRequested(const QList<RootItem*>& items, bool exp);
void onItemExpandStateSaveRequested(RootItem* item);
private:
QModelIndex nextPreviousUnreadItem(QModelIndex default_row);
QModelIndex nextUnreadItem(QModelIndex default_row);
// Initializes context menus.
QMenu* initializeContextMenuBin(RootItem* clicked_item);
QMenu* initializeContextMenuService(RootItem* clicked_item);
QMenu* initializeContextMenuCategories(RootItem* clicked_item);
QMenu* initializeContextMenuFeeds(RootItem* clicked_item);
QMenu* initializeContextMenuImportant(RootItem* clicked_item);
QMenu* initializeContextMenuEmptySpace();
QMenu* initializeContextMenuOtherItem(RootItem* clicked_item);
QMenu* initializeContextMenuLabel(RootItem* clicked_item);
void setupAppearance();
void saveExpandStates(RootItem* item);
QMenu* m_contextMenuService;
QMenu* m_contextMenuBin;
QMenu* m_contextMenuCategories;
QMenu* m_contextMenuFeeds;
QMenu* m_contextMenuImportant;
QMenu* m_contextMenuEmptySpace;
QMenu* m_contextMenuOtherItems;
QMenu* m_contextMenuLabel;
FeedsModel* m_sourceModel;
FeedsProxyModel* m_proxyModel;
};
inline FeedsProxyModel* FeedsView::model() const {
return m_proxyModel;
}
inline FeedsModel* FeedsView::sourceModel() const {
return m_sourceModel;
}
#endif // FEEDSVIEW_H