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/*
* KmPlot - a math. function plotter for the KDE-Desktop
*
* Copyright (C) 1998, 1999 Klaus-Dieter M�ler
* 2000, 2002 kd.moeller@t-online.de
*
* This file is part of the KDE Project.
* KmPlot is part of the KDE-EDU Project.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/** @file FktDlg.h
* @brief Contains the FktDlg class. Entering and editing functions equation and attributes.
*/
#ifndef FktDlg_included
#define FktDlg_included
// locale includes
#include "FktDlgData.h"
#include "View.h"
class XParser;
/** @short This widget class handles the users function input.
*
* The list of stored plots is shown. The entries can be edited and/or removed.
* New plots can be entered calling special dialog windows.
* @see KEditFunction, KEditParametric, KEditPolar
*/
class FktDlg : public FktDlgData
{
Q_OBJECT
TQ_OBJECT
public:
/**
* The constructor gets the current parser instance
* @param tqparent Parent widget.
* @param view points to the current view instance.
*/
FktDlg( TQWidget* tqparent, View* view );
/// Empty destructor.
virtual ~FktDlg();
/// Fill the widgets with plots contained in the parser instance.
void getPlots();
/// Returns true if a function was changed
bool isChanged();
public slots:
/// Pressed on the "Copy Function.." button
void slotCopyFunction();
/// Pressed on the "Move Function.." button
void slotMoveFunction();
protected slots:
/// Delete selected plot
void slotDelete();
/// Edit selected Plot
void slotEdit();
/// Enables/disables actions if the list has a/no selection.
void slotHasSelection();
void lb_fktliste_doubleClicked(TQListViewItem *, const TQPoint &, int);
void lb_fktliste_clicked(TQListViewItem * item);
void lb_fktliste_spacePressed(TQListViewItem * item);
/// Edit a function plot.
/// @param id Id of the function plot to edit
/// @see KEditFunction
void slotEditFunction( int id = -1 );
/// Edit a parametric plot.
/// @param x_id Function index to edit
/// @param y_id Function index to edit
/// @see KEditParametric
void slotEditParametric( int x_id = -1, int y_id = -1 );
/// Edit a polar plot.
/// @param id Function index of the parser instance.
/// @see KEditPolar
void slotEditPolar( int id = -1 );
/// Edit a new function plot.
void slotNewFunction();
/// Edit a new parametric plot.
void slotNewParametric();
/// Edit a new polar plot.
void slotNewPolar();
/// Invoke Help
void slotHelp();
private:
/// Looks up the id of \a f_str in the parser instance.
int getId( const TQString &f_str );
/// Looks up the indices of the parametric pair of function.
int getParamId( const TQString &f_str );
/// Update the view of the main window.
void updateView();
/// Called when the dialog is showed
void showEvent ( TQShowEvent * );
// /// Send a function to an other instance of Kmplot. Returns true if it success, otherwise false
// bool sendFunction();
/// Ponts to the parser instance.
View* m_view;
/// indicates if a function is changed/added/removed
bool changed;
};
#endif // FktDlg_included
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