From 15318cad33835e4e2dc620d033e43cd930676cdd Mon Sep 17 00:00:00 2001
From: kergoth <kergoth>
Date: Fri, 25 Jan 2002 22:14:26 +0000
Subject: Initial revision

---
(limited to 'noncore/settings/sysinfo/memory.cpp')

diff --git a/noncore/settings/sysinfo/memory.cpp b/noncore/settings/sysinfo/memory.cpp
new file mode 100644
index 0000000..781f0df
--- a/dev/null
+++ b/noncore/settings/sysinfo/memory.cpp
@@ -0,0 +1,94 @@
+/**********************************************************************
+** Copyright (C) 2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of Qtopia Environment.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include <qlabel.h>
+#include <qtimer.h>
+#include <qfile.h>
+#include <qtextstream.h>
+#include <qlayout.h>
+#include "graph.h"
+#include "memory.h"
+
+MemoryInfo::MemoryInfo( QWidget *parent, const char *name, WFlags f )
+    : QWidget( parent, name, f )
+{
+    QVBoxLayout *vb = new QVBoxLayout( this, 5 );
+
+    totalMem = new QLabel( this );
+    vb->addWidget( totalMem );
+
+    data = new GraphData();
+//    graph = new PieGraph( this );
+    graph = new BarGraph( this );
+    graph->setFrameStyle( QFrame::Panel | QFrame::Sunken );
+    vb->addWidget( graph, 1 );
+    graph->setData( data );
+
+    legend = new GraphLegend( this );
+    vb->addWidget( legend );
+    legend->setData( data );
+
+    vb->addStretch( 1 );
+    updateData();
+
+    QTimer *t = new QTimer( this );
+    connect( t, SIGNAL( timeout() ), this, SLOT( updateData() ) );
+    t->start( 5000 );
+}
+
+MemoryInfo::~MemoryInfo()
+{
+    delete data;
+}
+
+void MemoryInfo::updateData()
+{
+    QFile file( "/proc/meminfo" );
+
+    if ( file.open( IO_ReadOnly ) ) {
+	QTextStream t( &file );
+	QString dummy = t.readLine();	// title
+	t >> dummy;
+	int total, used, memfree, shared, buffers, cached;
+	t >> total;
+	total /= 1000;
+	t >> used;
+	used /= 1000;
+	t >> memfree;
+	memfree /= 1000;
+	t >> shared;
+	shared /= 1000;
+	t >> buffers;
+	buffers /= 1000;
+	t >> cached;
+	cached /= 1000;
+	int realUsed = total - ( buffers + cached + memfree );
+	data->clear();
+	data->addItem( tr("Used (%1 kB)").arg(realUsed), realUsed );
+	data->addItem( tr("Buffers (%1 kB)").arg(buffers), buffers );
+	data->addItem( tr("Cached (%1 kB)").arg(cached), cached );
+	data->addItem( tr("Free (%1 kB)").arg(memfree), memfree );
+	totalMem->setText( tr( "Total Memory: %1 kB" ).arg( total ) );
+	graph->repaint( FALSE );
+	legend->update();
+    }
+}
+
+
--
cgit v0.9.0.2