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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@2644 bfdf4180-ca20-0410-9c96-a3a8aa849046
127 lines
5.3 KiB
C++
127 lines
5.3 KiB
C++
/*
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Copyright 2006-2012 Xavier Guerrin
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This file is part of QElectroTech.
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QElectroTech 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 2 of the License, or
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(at your option) any later version.
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QElectroTech 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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You should have received a copy of the GNU General Public License
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along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PANELAPPAREILS_H
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#define PANELAPPAREILS_H
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#include <QtGui>
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#include "genericpanel.h"
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#include "elementslocation.h"
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#include "templatelocation.h"
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class QETProject;
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class Diagram;
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class ElementsCollection;
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class ElementsCollectionItem;
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class ElementsCategory;
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class ElementDefinition;
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class ElementsCollectionCache;
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class TitleBlockTemplatesFilesCollection;
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/**
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This class provides a tree widget listing known filesystem-based elements
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collections and opened project files along with their content (diagrams,
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embedded collections, ...). It enables users to perform various actions on
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the displayed content
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*/
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class ElementsPanel : public GenericPanel {
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Q_OBJECT
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// constructors, destructor
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public:
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ElementsPanel(QWidget * = 0);
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virtual ~ElementsPanel();
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private:
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ElementsPanel(const ElementsPanel &);
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// methods
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public:
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// methods used to determine what is represented by a particular visual item
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bool itemIsWritable(QTreeWidgetItem *) const;
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bool selectedItemIsWritable() const;
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// methods used to get what is represented by a particular visual item
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ElementsCollectionItem *collectionItemForItem(QTreeWidgetItem *) const;
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ElementsCollectionItem *selectedItem() const;
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ElementsCategory *categoryForItem(QTreeWidgetItem *);
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ElementsCategory *categoryForPos(const QPoint &);
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QString dirPathForItem(QTreeWidgetItem *);
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QString filePathForItem(QTreeWidgetItem *);
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void reloadCollections();
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int elementsCollectionItemsCount();
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bool mustHighlightIntegratedElements() const;
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signals:
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void requestForProject(QETProject *);
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void requestForDiagram(Diagram *);
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void requestForCollectionItem(const ElementsLocation &);
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void requestForMoveElements(ElementsCollectionItem *, ElementsCollectionItem *, QPoint);
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void requestForTitleBlockTemplate(const TitleBlockTemplateLocation &);
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void readingAboutToBegin();
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void readingFinished();
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void loadingProgressed(int, int);
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void loadingFinished();
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public slots:
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void slot_doubleClick(QTreeWidgetItem *, int);
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void reload(bool = false);
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void filter(const QString &, QET::Filtering = QET::RegularFilter);
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void projectWasOpened(QETProject *);
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void projectWasClosed(QETProject *);
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bool scrollToElement(const ElementsLocation &);
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void applyCurrentFilter(const QList<QTreeWidgetItem *> &);
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void ensureHierarchyIsVisible(const QList<QTreeWidgetItem *> &);
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void scrollToSelectedItem();
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void highlightItems(const QList<QTreeWidgetItem *> &, const QObject * = 0, const char * = 0);
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protected:
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void dragEnterEvent(QDragEnterEvent *);
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void dragMoveEvent(QDragMoveEvent *);
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void dropEvent(QDropEvent *);
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void startDrag(Qt::DropActions);
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void startElementDrag(const ElementsLocation &);
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void startTitleBlockTemplateDrag(const TitleBlockTemplateLocation &);
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bool matchesCurrentFilter(const QTreeWidgetItem *) const;
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protected slots:
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void firstActivation();
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void panelContentChange();
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virtual QList<ElementsLocation> elementIntegrated(QETProject *, const ElementsLocation &);
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private:
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virtual QTreeWidgetItem *addProject (QETProject *);
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virtual QTreeWidgetItem *addCollection(ElementsCollection *);
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virtual QTreeWidgetItem *updateTemplatesCollectionItem(QTreeWidgetItem *, TitleBlockTemplatesCollection *, PanelOptions = AddAllChild, bool = false);
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virtual QTreeWidgetItem *updateTemplateItem (QTreeWidgetItem *, const TitleBlockTemplateLocation &, PanelOptions, bool = false);
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virtual QTreeWidgetItem *updateElementsCategoryItem(QTreeWidgetItem *, ElementsCategory *, PanelOptions, bool = false);
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virtual QTreeWidgetItem *updateElementsCollectionItem(QTreeWidgetItem *, ElementsCollection *, PanelOptions, bool = false);
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virtual QTreeWidgetItem *updateElementItem (QTreeWidgetItem *, ElementDefinition *, PanelOptions, bool = false);
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// attributes
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private:
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QSet<QETProject *> projects_to_display_; ///< list of projects that have been added to this panel
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QTreeWidgetItem *common_collection_item_; ///< pointer to the item representing the common elements collection
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QTreeWidgetItem *common_tbt_collection_item_; ///< pointer to the item representing the common templates collection
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QTreeWidgetItem *custom_collection_item_; ///< pointer to the item representing the user elements collection
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QTreeWidgetItem *custom_tbt_collection_item_; ///< pointer to the item representing the user templates collection
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int loading_progress_; ///< used to track the loading progress of elements collections
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bool first_reload_; ///< used to distinguish the first time this panel is reloaded
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QString filter_; ///< Currently applied filter
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QTreeWidgetItem *it_prev_, *it_;
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};
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#endif
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