libkdepim

kwidgetlister.h

00001 /*  -*- c++ -*-
00002     kwidgetlister.h
00003 
00004     This file is part of libkdenetwork.
00005     Copyright (c) 2001 Marc Mutz <mutz@kde.org>
00006 
00007     This library is free software; you can redistribute it and/or
00008     modify it under the terms of the GNU General Public License,
00009     version 2, as published by the Free Software Foundation.
00010 
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     General Public License for more details.
00015 
00016     You should have received a copy of the GNU General Public License
00017     along with this library; if not, write to the Free Software
00018     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00019 
00020     In addition, as a special exception, the copyright holders give
00021     permission to link the code of this library with any edition of
00022     the Qt library by Trolltech AS, Norway (or with modified versions
00023     of Qt that use the same license as Qt), and distribute linked
00024     combinations including the two.  You must obey the GNU General
00025     Public License in all respects for all of the code used other than
00026     Qt.  If you modify this file, you may extend this exception to
00027     your version of the file, but you are not obligated to do so.  If
00028     you do not wish to do so, delete this exception statement from
00029     your version.
00030 */
00031 
00032 #ifndef _KWIDGETLISTER_H_
00033 #define _KWIDGETLISTER_H_
00034 
00035 #include <qwidget.h>
00036 #include <qptrlist.h>
00037 #include <kdepimmacros.h>
00038 
00039 class QPushButton;
00040 class QVBoxLayout;
00041 class QHBox;
00042 
00065 class KDE_EXPORT KWidgetLister : public QWidget
00066 {
00067   Q_OBJECT
00068 public:
00069   KWidgetLister( int minWidgets=1, int maxWidgets=8, QWidget* parent=0, const char* name=0 );
00070   virtual ~KWidgetLister();
00071 
00072 protected slots:
00078   virtual void slotMore();
00084   virtual void slotFewer();
00090   virtual void slotClear();
00091 
00092 
00093 
00094 protected:
00103   virtual void addWidgetAtEnd(QWidget *w =0);
00111   virtual void removeLastWidget();
00114   virtual void clearWidget( QWidget* );
00119   virtual QWidget* createWidget( QWidget *parent );
00123   virtual void setNumberOfShownWidgetsTo( int aNum );
00127   QPtrList<QWidget> mWidgetList;
00129   int mMinWidgets;
00131   int mMaxWidgets;
00132 
00133 signals:
00135   void widgetAdded();
00137   void widgetAdded(QWidget *);
00139   void widgetRemoved();
00141   void clearWidgets();
00142 
00143 private:
00144   void enableControls();
00145 
00146   QPushButton *mBtnMore, *mBtnFewer, *mBtnClear;
00147   QVBoxLayout *mLayout;
00148   QHBox       *mButtonBox;
00149 };
00150 
00151 
00152 
00153 #endif /* _KWIDGETLISTER_H_ */
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