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/kdeutils@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 330 insertions, 0 deletions

diff --git a/khexedit/fileinfodialog.cc b/khexedit/fileinfodialog.cc
new file mode 100644
index 0000000..b9dff60
--- /dev/null
+++ b/khexedit/fileinfodialog.cc
@@ -0,0 +1,330 @@
+/*
+ *   khexedit - Versatile hex editor
+ *   Copyright (C) 1999  Espen Sand, espensa@online.no
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program 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 General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <qheader.h>
+#include <qlabel.h>
+#include <qlayout.h>
+
+#include <kglobalsettings.h>
+#include <kglobal.h>
+#include <klocale.h>
+
+#include "fileinfodialog.h"
+#include "listview.h"
+
+// quick'n'dirty hack to have the occurrence column sorted correctly
+class CStatisticListViewItem : public QListViewItem
+{
+  public:
+    CStatisticListViewItem( QListView * parent, QListViewItem * after,
+                            QString label1, QString label2, QString label3, QString label4,
+                            QString label5, QString label6, QString label7, int i, int o)
+    : QListViewItem( parent, after, label1, label2, label3, label4, label5, label6, label7),
+      item( i ),
+      occurrence( o )
+    {}
+
+    virtual int compare( QListViewItem *i, int col, bool ascending/*Qt doc says: ignore this one*/ ) const
+    {
+      // occurrence column (or the percent one)?
+      if( col == 5 || col == 6 )
+      {
+        const int otherOccurrence = ((CStatisticListViewItem*)i)->occurrence;
+        return occurrence < otherOccurrence ? -1 : occurrence == otherOccurrence ? 0 : 1;
+      }
+      // char column?
+      else if( col == 4 )
+      {
+        const int otherItem = ((CStatisticListViewItem*)i)->item;
+        return item < otherItem ? -1 : item == otherItem ? 0 : 1;
+      }
+      // default
+      else
+        return QListViewItem::compare(i,col,ascending);
+    }
+
+  protected:
+    // no of byte
+    int item;
+    // number of the byte's occurrence
+    int occurrence;
+};
+
+
+
+CFileInfoDialog::CFileInfoDialog( QWidget *parent,const char *name,bool modal)
+  :KDialogBase( Plain, i18n("Statistics"), Help|User1|Cancel, User1,
+		parent, name, modal, true, i18n("&Update") ),
+   mBusy(false), mDirty(false)
+{
+  setHelp( "khexedit/khexedit.html", QString::null );
+
+  QString text;
+  QVBoxLayout *topLayout = new QVBoxLayout( plainPage(), 0, spacingHint() );
+  if( topLayout == 0 ) { return; }
+
+
+  QGridLayout *gbox = new QGridLayout( 2, 2, spacingHint() );
+  if( gbox == 0 ) { return; }
+  topLayout->addLayout( gbox );
+  gbox->setColStretch( 1, 10 );
+
+  text = i18n("File name: ");
+  QLabel *label = new QLabel( text, plainPage() );
+  gbox->addWidget( label, 0, 0 );
+
+  text = i18n("Size [bytes]: ");
+  label = new QLabel( text, plainPage() );
+  gbox->addWidget( label, 1, 0 );
+
+  mFileNameLabel = new QLabel( plainPage() );
+  mFileSizeLabel = new QLabel( plainPage() );
+  gbox->addWidget( mFileNameLabel, 0, 1 );
+  gbox->addWidget( mFileSizeLabel, 1, 1 );
+
+  mFrequencyList = new CListView( plainPage(), "stringList" );
+  mFrequencyList->setFont( KGlobalSettings::fixedFont() );
+
+  mFrequencyList->addColumn( i18n("Hexadecimal") );
+  mFrequencyList->addColumn( i18n("Decimal") );
+  mFrequencyList->addColumn( i18n("Octal") );
+  mFrequencyList->addColumn( i18n("Binary") );
+  mFrequencyList->addColumn( i18n("Text") );
+  mFrequencyList->addColumn( i18n("Occurrence") );
+  mFrequencyList->addColumn( i18n("Percent") );
+  mFrequencyList->setAllColumnsShowFocus( true );
+  mFrequencyList->setFrameStyle( QFrame::WinPanel + QFrame::Sunken );
+  topLayout->addWidget( mFrequencyList, 10 );
+
+  mDirtyLabel = new QLabel( plainPage() );
+  mDirtyLabel->setFixedHeight( fontMetrics().height() );
+  topLayout->addWidget( mDirtyLabel );
+
+  setStatistics();
+  setColumnWidth();
+  mFrequencyList->setVisibleItem( 15 );
+
+  //
+  // Load the first set of data when this timer expires. I do it this
+  // way so that the dialog will be visible when the load operation starts.
+  //
+  startTimer( 0 );
+}
+
+
+CFileInfoDialog::~CFileInfoDialog( void )
+{
+}
+
+
+void CFileInfoDialog::slotUser1( void ) // Update
+{
+  if( mBusy )
+    return;
+
+  SStatisticControl *sc = new SStatisticControl;
+  if( sc == 0 ) { return; }
+
+  mBusy = true;
+  emit collectStatistic( *sc );
+  mBusy = false;
+
+  delete sc;
+
+}
+
+
+void CFileInfoDialog::setDirty( void )
+{
+  if( mDirty )
+    return;
+
+  mDirtyLabel->setText(
+    i18n("Warning: Document has been modified since last update"));
+  mDirty = true;
+}
+
+
+void CFileInfoDialog::setClean( void )
+{
+  if( !mDirty )
+    return;
+
+  mDirtyLabel->setText("");
+  mDirty = false;
+}
+
+
+const char *printBin( uint val )
+{
+  static char buf[9];
+  for( int i = 0; i < 8; i++ )
+    buf[7-i] = (val&(1<<i)) ? '1' : '0';
+  buf[8] = 0;
+  return( buf );
+}
+
+
+void CFileInfoDialog::setStatistics() // Default
+{
+  setClean();
+  mFrequencyList->clear();
+  mFileNameLabel->clear();
+  mFileSizeLabel->clear();
+
+  static const QString u("?");
+  QString d, h, o, b, c;
+  QListViewItem *item = 0;
+
+  char buf[10];
+  memset( buf, 0, sizeof( buf ) );
+
+  for( uint i=0; i<256; i++ )
+  {
+    h.sprintf("0x%02x", i );
+    d.sprintf("%03d", i );
+    o.sprintf("%03o", i );
+    b.sprintf("%s", printBin(i) );
+
+    const QChar _i((char)i);
+    c = _i.isPrint() ? _i : QChar('.'); 
+
+    item = new CStatisticListViewItem( mFrequencyList, item, h, d, o, b, c, u, u, i, -1 );
+    if( i == 0 )
+      mFrequencyList->setSelected( item, true );
+  }
+}
+
+
+
+void CFileInfoDialog::setStatistics( SStatisticControl &sc )
+{
+  setClean();
+  mFrequencyList->clear();
+  mFileNameLabel->setText( sc.documentName );
+  mFileSizeLabel->setText( KGlobal::locale()->formatNumber(sc.documentSize, 0) );
+
+  QString d, h, o, b, c, n, p;
+  QListViewItem *item = 0;
+
+  uint size, pre, i;
+  // find width of occurrence
+  for( i=size=0; i<256; i++ )
+    if( sc.occurrence[i] > size ) 
+      size = sc.occurrence[i];
+  for( pre = 1; size > 0 ; pre++ )
+    size /= 10;
+
+  for( i=0; i<256; i++ )
+  {
+    h.sprintf("0x%02x", i );
+    d.sprintf("%03d", i );
+    o.sprintf("%03o", i );
+    b.sprintf("%s", printBin(i) );
+
+    n = QString("%1").arg( sc.occurrence[i], pre );
+    if( sc.documentSize == 0 )
+      p = "0.00";
+    else
+    {
+      double val = 100.0*((double)sc.occurrence[i]/(double)sc.documentSize);
+      p = QString("%1").arg( val, 6, 'f', 2 );
+    }
+
+    const QChar _i((char)i);
+    c = _i.isPrint() ? _i : QChar('.'); 
+
+    item = new CStatisticListViewItem( mFrequencyList, item, h, d, o, b, c, n, p, i, sc.occurrence[i] );
+    if( i == 0 )
+      mFrequencyList->setSelected( item, true );
+  }
+}
+
+
+
+void CFileInfoDialog::setColumnWidth( void )
+{
+  const QFontMetrics &fm = mFrequencyList->fontMetrics();
+  int w0, w1, w2, w3, w4;
+
+  w0 = -fm.minLeftBearing() - fm.minRightBearing() + 8 + fm.maxWidth();
+  w3 = 0;
+
+  w1  = fm.width( mFrequencyList->header()->label(0) ) + w0;
+  w2  = fm.width('0')*6;
+  w3 += w1 > w2 ? w1 : w2;
+  mFrequencyList->setColumnWidth( 0, w1 > w2 ? w1 : w2 );
+
+  w1  = fm.boundingRect( mFrequencyList->header()->label(1) ).width() + w0;
+  w2  = fm.width('0')*5;
+  w3 += w1 > w2 ? w1 : w2;
+  mFrequencyList->setColumnWidth( 1, w1 > w2 ? w1 : w2 );
+
+  w1  = fm.boundingRect( mFrequencyList->header()->label(2) ).width() + w0;
+  w2  = fm.width('0')*5;
+  w3 += w1 > w2 ? w1 : w2;
+  mFrequencyList->setColumnWidth( 2, w1 > w2 ? w1 : w2 );
+
+  w1  = fm.boundingRect( mFrequencyList->header()->label(3) ).width() + w0;
+  w2  = fm.width('0')*10;
+  w3 += w1 > w2 ? w1 : w2;
+  mFrequencyList->setColumnWidth( 3, w1 > w2 ? w1 : w2 );
+
+  w1  = fm.boundingRect( mFrequencyList->header()->label(4) ).width() + w0;
+  w2  = fm.width('0')*3;
+  w3 += w1 > w2 ? w1 : w2;
+  mFrequencyList->setColumnWidth( 4, w1 > w2 ? w1 : w2 );
+
+  w1  = fm.boundingRect( mFrequencyList->header()->label(5) ).width() + w0;
+  w2  = fm.width('0')*10;
+  w3 += w1 > w2 ? w1 : w2;
+  mFrequencyList->setColumnWidth( 5, w1 > w2 ? w1 : w2 );
+
+  w4 = mFrequencyList->viewport()->width() - w3;
+  w1 = fm.boundingRect( mFrequencyList->header()->label(6) ).width() + w0;
+  w2 = fm.width('0')*3;
+  w1 = w1 > w2 ? w1 : w2;
+  mFrequencyList->setColumnWidth( 6, w1 > w4 ? w1 : w4 );
+}
+
+
+void CFileInfoDialog::resizeEvent( QResizeEvent * )
+{
+  setColumnWidth();
+}
+
+
+void CFileInfoDialog::showEvent( QShowEvent *e )
+{
+  KDialogBase::showEvent(e);
+  setColumnWidth();
+  mFrequencyList->setFocus();
+}
+
+
+void CFileInfoDialog::timerEvent( QTimerEvent * )
+{
+  killTimers();
+  slotUser1();
+}
+
+
+
+#include "fileinfodialog.moc"