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