Added abandoned Filelight application

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/filelight@1084392 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 236 insertions, 0 deletions

diff --git a/src/part/summaryWidget.cpp b/src/part/summaryWidget.cpp
new file mode 100644
index 0000000..0e3a140
--- /dev/null
+++ b/src/part/summaryWidget.cpp
@@ -0,0 +1,236 @@
+//Author:    Max Howell <max.howell@methylblue.com>, (C) 2004
+//Copyright: See COPYING file that comes with this distribution
+
+#include "Config.h"
+#include "debug.h"
+#include "fileTree.h"
+#include <kcursor.h>
+#include <kiconeffect.h> //MyRadialMap::mousePressEvent()
+#include <kiconloader.h>
+#include <klocale.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qtextstream.h>
+#include <qvbox.h>
+#include "radialMap/radialMap.h"
+#include "radialMap/widget.h"
+#include "summaryWidget.h"
+#include "summaryWidget.moc"
+
+
+static Filelight::MapScheme oldScheme;
+
+
+struct Disk
+{
+   QString device;
+   QString type;
+   QString mount;
+   QString icon;
+
+   int size;
+   int used;
+   int free; //NOTE used+avail != size (clustersize!)
+
+   void guessIconName();
+};
+
+
+struct DiskList : QValueList<Disk>
+{
+   DiskList();
+};
+
+
+class MyRadialMap : public RadialMap::Widget
+{
+public:
+    MyRadialMap( QWidget *parent )
+            : RadialMap::Widget( parent )
+    {}
+
+    virtual void setCursor( const QCursor &c )
+    {
+        if( focusSegment() && focusSegment()->file()->name() == "Used" )
+            RadialMap::Widget::setCursor( c );
+        else
+            unsetCursor();
+    }
+
+    virtual void mousePressEvent( QMouseEvent *e )
+    {
+        const RadialMap::Segment *segment = focusSegment();
+
+        //we will allow right clicks to the center circle
+        if( segment == rootSegment() )
+            RadialMap::Widget::mousePressEvent( e );
+
+        //and clicks to the used segment
+        else if( segment && segment->file()->name() == "Used" ) {
+            const QRect rect( e->x() - 20, e->y() - 20, 40, 40 );
+            KIconEffect::visualActivate( this, rect );
+            emit activated( url() );
+        }
+    }
+};
+
+
+
+SummaryWidget::SummaryWidget( QWidget *parent, const char *name )
+        : QWidget( parent, name )
+{
+    qApp->setOverrideCursor( KCursor::waitCursor() );
+
+    setPaletteBackgroundColor( Qt::white );
+    (new QGridLayout( this, 1, 2 ))->setAutoAdd( true );
+
+    createDiskMaps();
+
+    qApp->restoreOverrideCursor();
+}
+
+SummaryWidget::~SummaryWidget()
+{
+    Config::scheme = oldScheme;
+}
+
+void
+SummaryWidget::createDiskMaps()
+{
+    DiskList disks;
+
+    const QCString free = i18n( "Free" ).local8Bit();
+    const QCString used = i18n( "Used" ).local8Bit();
+
+    KIconLoader loader;
+
+    oldScheme = Config::scheme;
+    Config::scheme = (Filelight::MapScheme)2000;
+
+    for (DiskList::ConstIterator it = disks.begin(), end = disks.end(); it != end; ++it)
+    {
+        Disk const &disk = *it;
+
+        if (disk.free == 0 && disk.used == 0)
+            continue;
+
+        QWidget *box = new QVBox( this );
+        RadialMap::Widget *map = new MyRadialMap( box );
+
+        QString text; QTextOStream( &text )
+            << "<img src='" << loader.iconPath( disk.icon, KIcon::Toolbar ) << "'>"
+            << " &nbsp;" << disk.mount << " "
+            << "<i>(" << disk.device << ")</i>";
+
+        QLabel *label = new QLabel( text, box );
+        label->setAlignment( Qt::AlignCenter );
+        label->setSizePolicy( QSizePolicy::Minimum, QSizePolicy::Maximum );
+
+        box->show(); // will show its children too
+
+        Directory *tree = new Directory( disk.mount.local8Bit() );
+        tree->append( free, disk.free );
+        tree->append( used, disk.used );
+
+        map->create( tree ); //must be done when visible
+
+        connect( map, SIGNAL(activated( const KURL& )), SIGNAL(activated( const KURL& )) );
+    }
+}
+
+
+#if defined(_OS_LINUX_)
+#define DF_ARGS       "-kT"
+#else
+#define DF_ARGS       "-k"
+#define NO_FS_TYPE
+#endif
+
+
+DiskList::DiskList()
+{
+    //FIXME bug prone
+    setenv( "LANG", "en_US", 1 );
+    setenv( "LC_ALL", "en_US", 1 );
+    setenv( "LC_MESSAGES", "en_US", 1 );
+    setenv( "LC_TYPE", "en_US", 1 );
+    setenv( "LANGUAGE", "en_US", 1 );
+
+    char buffer[4096];
+    FILE *df = popen( "env LC_ALL=POSIX df " DF_ARGS, "r" );
+    int const N = fread( (void*)buffer, sizeof(char), 4096, df );
+    buffer[ N ] = '\0';
+    pclose( df );
+
+    QString output = QString::fromLocal8Bit( buffer );
+    QTextStream t( &output, IO_ReadOnly );
+    QString const BLANK( QChar(' ') );
+
+    while (!t.atEnd()) {
+        QString s = t.readLine();
+        s = s.simplifyWhiteSpace();
+
+        if (s.isEmpty())
+            continue;
+
+        if (s.find( BLANK ) < 0) // devicename was too long, rest in next line
+            if (!t.eof()) { // just appends the next line
+                QString v = t.readLine();
+                s = s.append( v.latin1() );
+                s = s.simplifyWhiteSpace();
+            }
+
+        Disk disk;
+        disk.device = s.left( s.find( BLANK ) );
+        s = s.remove( 0, s.find( BLANK ) + 1 );
+
+    #ifndef NO_FS_TYPE
+        disk.type = s.left( s.find( BLANK ) );
+        s = s.remove( 0, s.find( BLANK ) + 1 );
+    #endif
+
+        int n = s.find( BLANK );
+        disk.size = s.left( n ).toInt();
+        s = s.remove( 0, n + 1 );
+
+        n = s.find( BLANK );
+        disk.used = s.left( n ).toInt();
+        s = s.remove( 0, n + 1 );
+
+        n = s.find( BLANK );
+        disk.free = s.left( n ).toInt();
+        s = s.remove( 0, n + 1 );
+
+        s = s.remove( 0, s.find( BLANK ) + 1 );  // delete the capacity 94%
+        disk.mount = s;
+
+        disk.guessIconName();
+
+        *this += disk;
+    }
+}
+
+
+void
+Disk::guessIconName()
+{
+   if( mount.contains( "cdrom", false ) )       icon = "cdrom";
+   else if( device.contains( "cdrom", false ) )  icon = "cdrom";
+   else if( mount.contains( "writer", false ) ) icon = "cdwriter";
+   else if( device.contains( "writer", false ) ) icon = "cdwriter";
+   else if( mount.contains( "mo", false ) )     icon = "mo";
+   else if( device.contains( "mo", false ) )     icon = "mo";
+   else if( device.contains( "fd", false ) ) {
+      if( device.contains( "360", false ) )      icon = "5floppy";
+      if( device.contains( "1200", false ) )     icon = "5floppy";
+      else
+         icon = "3floppy";
+   }
+   else if( mount.contains( "floppy", false ) ) icon = "3floppy";
+   else if( mount.contains( "zip", false ) )    icon = "zip";
+   else if( type.contains( "nfs", false ) )        icon = "nfs";
+   else
+      icon = "hdd";
+
+   icon += /*mounted() ? */"_mount"/* : "_unmount"*/;
+}