File indexing completed on 2024-04-28 03:47:19

 /*
     File                 : ProjectExplorer.cpp
     Project              : LabPlot
     Description          : A tree view for displaying and editing an AspectTreeModel.
     --------------------------------------------------------------------
     SPDX-FileCopyrightText: 2007-2008 Tilman Benkert <thzs@gmx.net>
     SPDX-FileCopyrightText: 2011-2021 Alexander Semke <alexander.semke@web.de>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 #ifndef PROJECT_EXPLORER_H
 #define PROJECT_EXPLORER_H
 
 #include <QWidget>
 
 class AbstractAspect;
 class AspectTreeModel;
 class Project;
 class XmlStreamReader;
 
 class QFrame;
 class QLabel;
 class QLineEdit;
 class QModelIndex;
 class QPushButton;
 class QSignalMapper;
 class QTreeView;
 class QXmlStreamWriter;
 class QItemSelection;
 class QMenu;
 
 class KMessageWidget;
 
 class ProjectExplorer : public QWidget {
     Q_OBJECT
 
 public:
     explicit ProjectExplorer(QWidget* parent = nullptr);
     ~ProjectExplorer() override;
 
     void setCurrentAspect(const AbstractAspect*);
     void setModel(AspectTreeModel*);
     void setProject(Project*);
     QModelIndex currentIndex() const;
     AbstractAspect* currentAspect() const;
     void search();
 
 private:
     void createActions();
     void contextMenuEvent(QContextMenuEvent*) override;
     bool eventFilter(QObject*, QEvent*) override;
     void keyPressEvent(QKeyEvent*) override;
     void collapseParents(const QModelIndex&, const QList<QModelIndex>& expanded);
     bool filter(const QModelIndex&, const QString&);
     void showErrorMessage(const QString&);
 
     int m_columnToHide{0};
     QTreeView* m_treeView{nullptr};
     Project* m_project{nullptr};
     KMessageWidget* m_messageWidget{nullptr};
     QPoint m_dragStartPos;
     bool m_dragStarted{false};
     bool m_changeSelectionFromView{false};
 
     QAction* fuzzyMatchingAction{nullptr};
     QAction* caseSensitiveAction{nullptr};
     QAction* matchCompleteWordAction{nullptr};
     QAction* expandTreeAction{nullptr};
     QAction* expandSelectedTreeAction{nullptr};
     QAction* collapseTreeAction{nullptr};
     QAction* collapseSelectedTreeAction{nullptr};
     QAction* deleteSelectedTreeAction{nullptr};
     QAction* toggleFilterAction{nullptr};
     QAction* showAllColumnsAction{nullptr};
     QList<QAction*> list_showColumnActions;
     QSignalMapper* showColumnsSignalMapper{nullptr};
 
     QFrame* m_frameFilter{nullptr};
     QLineEdit* m_leFilter{nullptr};
     QPushButton* bFilterOptions{nullptr};
 
 private Q_SLOTS:
     void aspectAdded(const AbstractAspect*);
     void toggleColumn(int);
     void showAllColumns();
     void filterTextChanged(const QString&);
     void toggleFilterOptionsMenu(bool);
     void resizeHeader();
     void expandSelected();
     void collapseSelected();
     void deleteSelected();
     void changeSelectedVisible();
 
     void navigateTo(const QString& path);
     void selectIndex(const QModelIndex&);
     void deselectIndex(const QModelIndex&);
     void selectionChanged(const QItemSelection& selected, const QItemSelection& deselected);
 
     void save(QXmlStreamWriter*) const;
     bool load(XmlStreamReader*);
 
 Q_SIGNALS:
     void currentAspectChanged(AbstractAspect*);
     void activateView(AbstractAspect*);
     void selectedAspectsChanged(QList<AbstractAspect*>&);
     void hiddenAspectSelected(const AbstractAspect*);
 };
 
 #endif // ifndef PROJECT_EXPLORER_H