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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit47d455dd55be855e4cc691c32f687f723d9247ee (patch)
tree52e236aaa2576bdb3840ebede26619692fed6d7d /libkscan/sizeindicator.h
downloadtdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz
tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
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+/* This file is part of the KDE Project
+ Copyright (C) 2000 Klaas Freitag <freitag@suse.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 SIZEINDICATOR_H
+#define SIZEINDICATOR_H
+
+#define DEFAULT_CRITICAL (3*1024*1024)
+#define DEFAULT_THRESHOLD (1*1024*1024)
+
+class QPainter;
+#include <qlabel.h>
+
+/**
+ * @short small size indication widget for file sizes
+ * @author Klaas Freitag
+ *
+ * the size indicator is a small widget that displays a file size in a small
+ * frame. The unit (currently kB and MB) is selected automagically.
+ * If the file size grows bigger than the threshold set in the constructor,
+ * the widget starts to change its background color to visualise to the
+ * user that he is doing something obvious.
+ */
+
+class SizeIndicator: public QLabel
+{
+ Q_OBJECT
+ // Q_PROPERTY( KGammaTable *gt READ getGt WRITE setGt )
+
+public:
+ /**
+ * Creates a size indicator widget.
+ * @param thres: Threshold, value on that the widget starts to become red.
+ * @param crit: Critical value, not yet used.
+
+ */
+ SizeIndicator( QWidget *parent, long thres = DEFAULT_THRESHOLD,
+ long crit = DEFAULT_CRITICAL );
+ /**
+ * destructor does not really do much yet.
+ */
+ ~SizeIndicator();
+
+public slots:
+
+ /**
+ * is the slot that sets the file size to display. The widget gets
+ * updated.
+ * @param sizeInByte: the size to set.
+ */
+ void setSizeInByte( long );
+
+ /**
+ * sets the critical size.
+ * @param crit: the critical value
+ */
+ void setCritical( long );
+
+ /**
+ * sets the threshold value.
+ * @param thres: the threshold bytesize
+ */
+ void setThreshold( long );
+
+
+protected:
+ /**
+ * reimplemented to display the color
+ */
+ virtual void drawContents( QPainter* );
+
+private:
+
+ long sizeInByte;
+ long critical, threshold;
+
+ double devider;
+
+ class sizeIndicatorPrivate;
+ sizeIndicatorPrivate *d;
+};
+
+#endif