patch submitted by Dam WIlliams, who got it from Michael Lauer- adds a kernel modules tab

1 files changed, 120 insertions, 0 deletions

diff --git a/noncore/settings/sysinfo/modulesinfo.cpp b/noncore/settings/sysinfo/modulesinfo.cpp
new file mode 100644
index 0000000..7a32c20
--- a/dev/null
+++ b/noncore/settings/sysinfo/modulesinfo.cpp
@@ -0,0 +1,120 @@
+/**********************************************************************
+** ModulesInfo
+**
+** Display Modules information
+**
+** Copyright (C) 2002, Michael Lauer
+**                    mickey@tm.informatik.uni-frankfurt.de
+**                    http://www.Vanille.de
+**
+** Based on ProcessInfo by Dan Williams <williamsdr@acm.org>
+**
+** 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.
+**
+**********************************************************************/
+
+#include <qpe/qpeapplication.h>
+
+#include <qheader.h>
+#include <qlistview.h>
+#include <qlayout.h>
+#include <qtimer.h>
+#include <qfile.h>
+
+#include "modulesinfo.h"
+
+ModulesInfo::ModulesInfo( QWidget* parent,  const char* name, WFlags fl )
+    : QWidget( parent, name, fl )
+{
+    QVBoxLayout *layout = new QVBoxLayout( this, 5 );
+
+    ModulesView = new QListView( this, "ModulesView" );
+    int colnum = ModulesView->addColumn( tr( "Module" ) );
+    colnum = ModulesView->addColumn( tr( "Size" ) );
+    ModulesView->setColumnAlignment( colnum, Qt::AlignRight );
+    colnum = ModulesView->addColumn( tr( "Use#" ) );
+    ModulesView->setColumnAlignment( colnum, Qt::AlignRight );
+    colnum = ModulesView->addColumn( tr( "Used By" ) );
+    ModulesView->setAllColumnsShowFocus( TRUE );
+    QPEApplication::setStylusOperation( ModulesView->viewport(), QPEApplication::RightOnHold );
+    connect( ModulesView, SIGNAL( rightButtonPressed( QListViewItem *, const QPoint &, int ) ),
+            this, SLOT( viewModules( QListViewItem * ) ) );
+
+    layout->addWidget( ModulesView );
+    QTimer *t = new QTimer( this );
+    connect( t, SIGNAL( timeout() ), this, SLOT( updateData() ) );
+    t->start( 5000 );
+
+    updateData();
+    
+    ModulesDtl = new ModulesDetail( 0, 0, 0 );
+    ModulesDtl->ModulesView->setTextFormat( PlainText );
+}
+
+ModulesInfo::~ModulesInfo()
+{
+}
+
+void ModulesInfo::updateData()
+{
+    char modname[64];
+    char usage[200];
+    int modsize, usecount;
+    
+    ModulesView->clear();
+
+    FILE *procfile = fopen( ( QString ) ( "/proc/modules"), "r");
+
+    if ( procfile )
+    {
+        while ( true ) {                    
+            int success = fscanf( procfile, "%s%d%d%[^\n]", modname, &modsize, &usecount, usage );
+           
+            if ( success == EOF )
+                break;
+
+            QString qmodname = QString( modname );
+            QString qmodsize = QString::number( modsize ).rightJustify( 6, ' ' );
+            QString qusecount = QString::number( usecount ).rightJustify( 2, ' ' );
+            QString qusage = QString( usage );
+            
+            ( void ) new QListViewItem( ModulesView, qmodname, qmodsize, qusecount, qusage );
+        }
+                
+        fclose( procfile );
+    }
+}
+
+void ModulesInfo::viewModules( QListViewItem *modules )
+{
+    QString modname = modules->text( 0 );   
+    ModulesDtl->setCaption( QString( "Module: " ) + modname );
+    ModulesDtl->modname = modname;
+    QString command = QString( "/sbin/modinfo " ) + modules->text( 0 );
+    
+    FILE* modinfo = popen( command, "r" );
+    
+    if ( modinfo )
+    {
+        char line[200];
+        ModulesDtl->ModulesView->setText( " Details:\n------------\n" );
+        
+        while( true )
+        {        
+            int success = fscanf( modinfo, "%[^\n]\n", line );
+            if ( success == EOF )
+                break;         
+            ModulesDtl->ModulesView->append( line );
+        }
+        
+        pclose( modinfo );
+    }
+
+    ModulesDtl->showMaximized();
+}