marginvaluewidget.h

00001 /*
00002  *  This file is part of the KDE libraries
00003  *  Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be>
00004  *
00005  *  This library is free software; you can redistribute it and/or
00006  *  modify it under the terms of the GNU Library General Public
00007  *  License version 2 as published by the Free Software Foundation.
00008  *
00009  *  This library is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  *  Library General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU Library General Public License
00015  *  along with this library; see the file COPYING.LIB.  If not, write to
00016  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017  *  Boston, MA 02110-1301, USA.
00018  **/
00019 
00020 #ifndef MARGINVALUEWIDGET_H
00021 #define MARGINVALUEWIDGET_H
00022 
00023 #include <knuminput.h>
00024 
00025 class MarginValueWidget : public KDoubleNumInput
00026 {
00027     Q_OBJECT
00028 public:
00029     enum Mode { Pixels = 0, IN, CM, MM };
00030     MarginValueWidget(KNumInput *below, double value = 18.0, QWidget *parent = 0, const char *name = 0);
00031 
00032     float margin();
00033     int resolution() const;
00034     void setResolution(int dpi);
00035 
00036 public slots:
00037     void setMode(int);
00038     void setMargin(float);
00039 
00040 signals:
00041     void marginChanged(float);
00042 
00043 protected slots:
00044     void slotValueChanged(double);
00045 
00046 protected:
00047     float toPixel(double value, int mode);
00048     double toValue(float pix, int mode);
00049 
00050 private:
00051     int     m_mode;
00052     double  m_dpi;
00053     bool    m_block;
00054     float m_margin;
00055 };
00056 
00057 #endif
KDE Home | KDE Accessibility Home | Description of Access Keys