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kformula/flake FormulaCommand.h Go to the documentation of this file. /* This file is part of the KDE project Copyright (C) 2001 Andrea Rizzi <rizzi@kde.org> Ulrich Kuettler <ulrich.kuettler@mailbox.tu-dresden.de> 2006 Martin Pfeiffer <hubipete@gmx.net> 2009 Jeremias Epperlein <jeeree@web.de> This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifndef FORMULACOMMAND_H #define FORMULACOMMAND_H #include <QUndoCommand> #include <QList> #include <QHash> #include <QMetaType> #include "FormulaCursor.h" class BasicElement; class TokenElement; class FormulaData; class GlyphElement; class TableElement; class TableRowElement; class FormulaCommand : public QUndoCommand { public: FormulaCommand(QUndoCommand* parent=0); virtual void changeCursor(FormulaCursor& cursor, bool undo) const; void setUndoCursorPosition(const FormulaCursor& position); void setRedoCursorPosition(const FormulaCursor& position); protected: bool m_done; private: FormulaCursor m_undoCursorPosition; FormulaCursor m_redoCursorPosition; }; Q_DECLARE_METATYPE(FormulaCommand*) class FormulaCommandReplaceText : public FormulaCommand { public: FormulaCommandReplaceText( TokenElement* owner, int position,int length, const QString& added , QUndoCommand *parent=0); ~FormulaCommandReplaceText(); void redo(); void undo(); private: TokenElement* m_ownerElement; int m_position; int m_length; int m_glyphpos; QString m_added; QString m_removed; QList<GlyphElement*> m_removedGlyphs; }; class FormulaCommandReplaceElements : public FormulaCommand { public: FormulaCommandReplaceElements( RowElement* owner, int position, int length, QList<BasicElement*> elements , bool wrap=false, QUndoCommand *parent=0); ~FormulaCommandReplaceElements(); void redo(); void undo(); private: RowElement* m_ownerElement; int m_position; int m_placeholderPosition; int m_length; bool m_wrap; RowElement* m_placeholderParent; // BasicElement* m_placeholder; QList<BasicElement*> m_added; QList<BasicElement*> m_removed; }; class FormulaCommandLoad : public FormulaCommand { public: FormulaCommandLoad( FormulaData* data, FormulaElement* newelement, QUndoCommand *parent=0); ~FormulaCommandLoad (); void redo(); void undo(); private: FormulaData* m_data; FormulaElement* m_oldel; FormulaElement* m_newel; }; class FormulaCommandReplaceRow : public FormulaCommand { public: FormulaCommandReplaceRow ( FormulaData* data, FormulaCursor oldPosition, TableElement* table, int number, int oldlength, int newlength ); ~FormulaCommandReplaceRow (); void redo(); void undo(); private: FormulaData* m_data; TableElement* m_table; TableRowElement* m_empty; int m_number; QList<BasicElement*> m_newRows; QList<BasicElement*> m_oldRows; }; class FormulaCommandReplaceColumn : public FormulaCommand { public: FormulaCommandReplaceColumn ( FormulaData* data, FormulaCursor oldPosition, TableElement* table, int number, int oldlength, int newlength ); ~FormulaCommandReplaceColumn (); void redo(); void undo(); private: FormulaData* m_data; TableElement* m_table; TableRowElement* m_empty; QList<BasicElement*> m_oldRows; int m_position; QList< QList<BasicElement*> > m_newColumns; QList< QList<BasicElement*> > m_oldColumns; }; // /** // * @short The command for changes of an element's attributes // * // * Whenever the user changes the attributes assigned to an element an instance of this // * class is created to make it possible to revert the changes. The former attributes // * are stored in m_oldAttributes. // */ // class FormulaCommandAttribute : public QUndoCommand { // public: // /** // * The constructor // * @param cursor The FormulaCursor where the elements will be replaced // * @param attributes The list of the old attributes // */ // FormulaCommandAttribute( FormulaCursor* cursor, QHash<QString,QString> attributes ); // // /// Execute the command // void redo(); // // /// Revert the actions done in redo() // void undo(); // // private: // /// The BasicElement whose attributes have been changed // BasicElement* m_ownerElement; // // /// All attributes that are set newly // QHash<QString,QString> m_attributes; // // /// All attributes the element had before // QHash<QString,QString> m_oldAttributes; // }; #endif // FORMULACOMMAND_H kformula/flake Skip menu "kformula/flake" Main Page Class Hierarchy Alphabetical List Class List File List Class Members API Reference Skip menu "API Reference" kdgantt Kexi   KoProperty   flake kplato krita   image   plugins       libbrush       libpaintop   ui kspread   part     scripting libs   flake   kotext   main   pigment   store   musicshape Generated for API Reference by doxygen 1.5.9-20090814 This website is maintained by Adriaan de Groot and Allen Winter. 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