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68 lines
1.6 KiB
68 lines
1.6 KiB
//Author: Max Howell <max.howell@methylblue.com>, (C) 2004
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//Copyright: See COPYING file that comes with this distribution
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#include "fileTree.h"
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#include <kglobal.h>
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#include <klocale.h>
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#include <tqfile.h>
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//static definitions
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const uint File::DENOMINATOR[4] = { 1<<0, 1<<10, 1<<20, 1<<30 };
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static const char PREFIX[4] = { 'K', 'M', 'G', 'T' };
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TQString
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File::fullPath( const Directory *root /*= 0*/ ) const
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{
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TQString path;
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if( root == this )
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root = 0; //prevent returning empty string when there is something we could return
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for( const Directory *d = (Directory*)this; d != root && d; d = d->tqparent() )
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path.prepend( d->name() );
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return path;
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}
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TQString
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File::humanReadableSize( UnitPrefix key /*= mega*/ ) const //FIXME inline
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{
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return humanReadableSize( m_size, key );
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}
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TQString
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File::humanReadableSize( uint size, UnitPrefix key /*= mega*/ ) //static
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{
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if( size == 0 )
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return "0 B";
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TQString s;
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double prettySize = (double)size / (double)DENOMINATOR[key];
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const KLocale &locale = *KGlobal::locale();
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if( prettySize >= 0.01 )
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{
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//use three significant figures
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if( prettySize < 1 ) s = locale.formatNumber( prettySize, 2 );
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else if( prettySize < 100 ) s = locale.formatNumber( prettySize, 1 );
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else s = locale.formatNumber( prettySize, 0 );
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s += ' ';
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s += PREFIX[key];
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s += 'B';
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}
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if( prettySize < 0.1 )
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{
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s += " (";
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s += locale.formatNumber( size / DENOMINATOR[key - 1], 0 );
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s += ' ';
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s += PREFIX[key - 1];
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s += "B)";
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}
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return s;
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}
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