137 lines
3.6 KiB
C
137 lines
3.6 KiB
C
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/***************************************************************************
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source::worx xtree
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Copyright © 2024-2025 c.holzheuer
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christoph.holzheuer@gmail.com
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This program 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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***************************************************************************/
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#ifndef XQVIEWMODEL_H
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#define XQVIEWMODEL_H
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#include <QUndoStack>
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#include <QMenu>
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#include <QStandardItemModel>
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#include <QAbstractItemView>
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#include <xqsimpleclipboard.h>
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#include <xqmodelsectionlist.h>
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#include <xqitemfactory.h>
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#include <xqcontextmenu.h>
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class XQTreeTable;
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class XQItem;
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class XQCommand;
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//! ein erweitertes QStandardItemModel welches 'seine' view bereits enthält.
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class XQViewModel : public QStandardItemModel
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{
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Q_OBJECT
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public:
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XQViewModel(QObject* parent = nullptr);
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virtual ~XQViewModel() = default;
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XQTreeTable* treeTable();
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virtual void setTreeTable( XQTreeTable* mainView );
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QUndoStack* undoStack();
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void setUndoStack( QUndoStack* undoStack );
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virtual void initModel( const QString& modelName);
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//little helpers
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const XQItem& xqRootItem();
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XQItem& xqItemFromIndex(const QModelIndex& index) const;
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XQItem& xqFirstItem(int row) const;
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// undo-/redo-able stuff
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virtual void cmdToggleSection( XQCommand& command );
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virtual void cmdCut( XQCommand& command );
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virtual void cmdCutUndo( XQCommand& command );
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virtual void cmdPaste( XQCommand& command );
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virtual void cmdPasteUndo( XQCommand& command );
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virtual void cmdDelete( XQCommand& command );
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virtual void cmdDeleteUndo( XQCommand& command );
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virtual void cmdNew( XQCommand& command );
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virtual void cmdNewUndo( XQCommand& command );
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QHash<int, QByteArray> roleNames() const override;
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/*!
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Derzeit wird die default-implementierung von data/setData genutzt. hier wäre dann die
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Stelle um setData & data an externe 'handler' umzubiegen, siehe giovannies 'model-injection'
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QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override
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{
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return QStandardItemModel::data( index, role );
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}
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bool setData(const QModelIndex& index, const QVariant& value, int role = Qt::EditRole) override
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{
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qDebug() << " --- setData: " << value.toString();
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return QStandardItemModel::setData( index, value, role );
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}
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*/
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public slots:
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virtual void onShowContextMenu(const QPoint& point);
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virtual void onActionTriggered(QAction* action);
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// handle XQCommands ( == UndoCommand )
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virtual void onCommandRedo( XQCommand& command );
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virtual void onCommandUndo( XQCommand& command );
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signals:
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void itemCreated( XQItem* newItem );
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void sectionCreated( const XQModelSection& section );
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void sectionToggled( const XQModelSection& section );
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protected:
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void addSection(const XQItemList& list, const XQNodePtr& sheetNode );
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virtual void initContextMenu() = 0;
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// __fixme: should be created from xml
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virtual void setupViewProperties();
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protected:
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using MemCall = void (XQViewModel::*)(XQCommand&);
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using MemCallMap = QMap<XQCommand::CmdType,MemCall>;
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// das eine reference auf ein globales singleton
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XQItemFactory& _itemFactory;
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XQSimpleClipBoard _clipBoard;
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XQModelSectionList _sections;
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XQTreeTable* _treeTable{};
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//QAbstractItemView* _treeTable{};
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QUndoStack* _undoStack{};
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XQContextMenu* _contextMenu{};
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//! Die Modelbeschreibung
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XQNodePtr _modelSheet{};
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//! Der eigentliche Inhalt
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XQNodePtr _contentRoot{};
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};
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#endif // XQVIEWMODEL_H
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