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

6 files changed, 306 insertions, 0 deletions

diff --git a/noncore/settings/sysinfo/modulesdetail.cpp b/noncore/settings/sysinfo/modulesdetail.cpp
new file mode 100644
index 0000000..48d47f6
--- a/dev/null
+++ b/noncore/settings/sysinfo/modulesdetail.cpp
@@ -0,0 +1,85 @@
+/**********************************************************************
+** ModulesDetail
+**
+** Display module information
+**
+** Copyright (C) 2002, Michael Lauer
+**                    mickey@tm.informatik.uni-frankfurt.de
+**                    http://www.Vanille.de
+**
+** Based on ProcessDetail 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 "modulesdetail.h"
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <qcombobox.h>
+#include <qpushbutton.h>
+#include <qtextview.h>
+#include <qlayout.h>
+#include <qlistview.h>
+#include <qmessagebox.h>
+
+ModulesDetail::ModulesDetail( QWidget* parent,  const char* name, WFlags fl )
+    : QWidget( parent, name, fl )
+{
+    modname = "";
+
+    QGridLayout *layout = new QGridLayout( this );
+    layout->setSpacing( 4 );
+    layout->setMargin( 4 );
+
+    CommandCB = new QComboBox( FALSE, this, "CommandCB" );
+    CommandCB->insertItem( "modprobe -r" );
+    CommandCB->insertItem( "rmmod" );
+    // I can't think of other useful commands yet. Anyone?
+
+    layout->addWidget( CommandCB, 1, 0 );
+
+    ModulesView = new QTextView( this, "ModulesView" );
+    layout->addMultiCellWidget( ModulesView, 0, 0, 0, 1 );
+
+    SendButton = new QPushButton( this, "SendButton" );
+    SendButton->setMinimumSize( QSize( 50, 24 ) );
+    SendButton->setMaximumSize( QSize( 50, 24 ) );
+    SendButton->setText( tr( "Send" ) );
+    connect( SendButton, SIGNAL( clicked() ), this, SLOT( slotSendClicked() ) );
+    layout->addWidget( SendButton, 1, 1 );
+}
+
+ModulesDetail::~ModulesDetail()
+{
+}
+
+void ModulesDetail::slotSendClicked()
+{
+    QString command = QString( "/sbin/" ) 
+                    + CommandCB->currentText()
+                    + QString( " " ) + modname;
+    
+    if ( QMessageBox::warning( this, caption(),
+                              tr( "You really want to \n" + CommandCB->currentText() + "\nthis Module?"),
+                              QMessageBox::Yes | QMessageBox::Default, QMessageBox::No | QMessageBox::Escape )
+           == QMessageBox::Yes )
+    {
+        FILE* stream = popen( command, "r" );
+        if ( stream )
+            pclose( stream );
+        {
+            hide();
+        }
+    }
+
+}
+
+
diff --git a/noncore/settings/sysinfo/modulesdetail.h b/noncore/settings/sysinfo/modulesdetail.h
new file mode 100644
index 0000000..5515c4b
--- a/dev/null
+++ b/noncore/settings/sysinfo/modulesdetail.h
@@ -0,0 +1,49 @@
+/**********************************************************************
+** ModulesDetail
+**
+** Display module information
+**
+** Copyright (C) 2002, Michael Lauer
+**                    mickey@tm.informatik.uni-frankfurt.de
+**                    http://www.Vanille.de
+**
+** Based on ProcessDetail 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.
+**
+**********************************************************************/
+
+#ifndef MODULESDETAIL_H
+#define MODULESDETAIL_H
+
+#include <qwidget.h>
+#include <qcombo.h>
+#include <qtextview.h>
+#include <qpushbutton.h>
+#include <qlistview.h>
+
+class ModulesDetail : public QWidget
+{
+    Q_OBJECT
+
+public:
+    ModulesDetail( QWidget* parent,  const char* name, WFlags fl );
+    ~ModulesDetail();
+
+    QComboBox* CommandCB;
+    QTextView* ModulesView;
+    QPushButton* SendButton;
+
+    QString modname;
+
+private slots:
+    void slotSendClicked();
+};
+
+#endif // MODULESDETAIL_H
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();
+}
diff --git a/noncore/settings/sysinfo/modulesinfo.h b/noncore/settings/sysinfo/modulesinfo.h
new file mode 100644
index 0000000..c702f24
--- a/dev/null
+++ b/noncore/settings/sysinfo/modulesinfo.h
@@ -0,0 +1,46 @@
+/**********************************************************************
+** 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.
+**
+**********************************************************************/
+
+#ifndef MODULESINFO_H
+#define MODULESINFO_H
+
+#include <qwidget.h>
+#include <qlistview.h>
+
+#include "modulesdetail.h"
+
+class ModulesInfo : public QWidget
+{
+    Q_OBJECT
+public:
+    ModulesInfo( QWidget *parent = 0, const char *name = 0, WFlags f = 0 );
+    ~ModulesInfo();
+
+private slots:
+    void updateData();
+    void viewModules( QListViewItem * );
+
+private:
+    QListView* ModulesView;
+    ModulesDetail *ModulesDtl;
+};
+
+#endif
diff --git a/noncore/settings/sysinfo/sysinfo.cpp b/noncore/settings/sysinfo/sysinfo.cpp
index 5697f36..13f810a 100644
--- a/noncore/settings/sysinfo/sysinfo.cpp
+++ b/noncore/settings/sysinfo/sysinfo.cpp
@@ -22,8 +22,9 @@
 #include "load.h"
 #include "storage.h"
 //#include "graphics.h"
 #include "processinfo.h"
+#include "modulesinfo.h"
 #include "versioninfo.h"
 #include "sysinfo.h"
 
 
@@ -46,8 +47,9 @@ SystemInfo::SystemInfo( QWidget *parent, const char *name, WFlags f )
 #endif
     tab->addTab( new LoadInfo( tab ), tr("CPU") );
 //    tab->addTab( new Graphics( tab ), tr("Graphics") );
     tab->addTab( new ProcessInfo( tab ), tr("Process") );
+    tab->addTab( new ModulesInfo( tab ), tr("Modules") );
     tab->addTab( new VersionInfo( tab ), tr("Version") );
 
     resize( 220, 180 );
 }
diff --git a/noncore/settings/sysinfo/sysinfo.pro b/noncore/settings/sysinfo/sysinfo.pro
index c317677..c0cef8f 100644
--- a/noncore/settings/sysinfo/sysinfo.pro
+++ b/noncore/settings/sysinfo/sysinfo.pro
@@ -6,17 +6,21 @@ HEADERS   = memory.h \
       load.h \
       storage.h \
       processinfo.h \
       processdetail.h \
+      modulesinfo.h \
+      modulesdetail.h \
       versioninfo.h \
       sysinfo.h
 SOURCES   = main.cpp \
       memory.cpp \
       graph.cpp \
       load.cpp \
       storage.cpp \
       processinfo.cpp \
+      modulesinfo.cpp \
       processdetail.cpp \
+      modulesdetail.cpp \
       versioninfo.cpp \
       sysinfo.cpp
 INTERFACES  = 
 INCLUDEPATH += $(OPIEDIR)/include