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k3b/src/k3btempdirselectionwidget.cpp

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/*
*
* $Id: k3btempdirselectionwidget.cpp 690207 2007-07-20 10:40:19Z trueg $
* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* 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.
* See the file "COPYING" for the exact licensing terms.
*/
#include "k3btempdirselectionwidget.h"
#include <k3bglobals.h>
#include <k3bcore.h>
#include <tqlabel.h>
#include <tqgroupbox.h>
#include <tqlayout.h>
#include <tqtimer.h>
#include <tqhbox.h>
#include <tqtooltip.h>
#include <tqwhatsthis.h>
#include <tqfileinfo.h>
#include <kconfig.h>
#include <klocale.h>
#include <kfiledialog.h>
#include <kdialog.h>
#include <kstandarddirs.h>
#include <kiconloader.h>
#include <kurlrequester.h>
#include <kio/global.h>
#include <kconfig.h>
#include <klineedit.h>
K3bTempDirSelectionWidget::K3bTempDirSelectionWidget( TQWidget *parent, const char *name )
: TQGroupBox( 4, Qt::Vertical, parent, name ),
m_labelCdSize(0),
m_defaultImageFileName( "k3b_image.iso" )
{
tqlayout()->setSpacing( KDialog::spacingHint() );
tqlayout()->setMargin( KDialog::marginHint() );
m_imageFileLabel = new TQLabel( this );
m_editDirectory = new KURLRequester( this, "m_editDirectory" );
m_imageFileLabel->setBuddy( m_editDirectory );
TQHBox* freeTempSpaceBox = new TQHBox( this );
freeTempSpaceBox->setSpacing( KDialog::spacingHint() );
(void)new TQLabel( i18n( "Free space in temporary directory:" ), freeTempSpaceBox, "TextLabel2" );
m_labelFreeSpace = new TQLabel( " ",freeTempSpaceBox, "m_labelFreeSpace" );
m_labelFreeSpace->tqsetAlignment( int( TQLabel::AlignVCenter | TQLabel::AlignRight ) );
connect( m_editDirectory, TQT_SIGNAL(openFileDialog(KURLRequester*)),
this, TQT_SLOT(slotTempDirButtonPressed(KURLRequester*)) );
connect( m_editDirectory, TQT_SIGNAL(textChanged(const TQString&)),
this, TQT_SLOT(slotUpdateFreeTempSpace()) );
connect( m_editDirectory->lineEdit(), TQT_SIGNAL(lostFocus()),
this, TQT_SLOT(slotFixTempPath()) );
// choose a default
setSelectionMode( DIR );
m_editDirectory->setURL( K3b::defaultTempPath() );
slotUpdateFreeTempSpace();
// ToolTips
// --------------------------------------------------------------------------------
TQToolTip::add( m_editDirectory, i18n("The directory in which to save the image files") );
// What's This info
// --------------------------------------------------------------------------------
TQWhatsThis::add( m_editDirectory, i18n("<p>This is the directory in which K3b will save the <em>image files</em>."
"<p>Please make sure that it resides on a partition that has enough free space.") );
}
K3bTempDirSelectionWidget::~K3bTempDirSelectionWidget()
{
}
unsigned long K3bTempDirSelectionWidget::freeTempSpace() const
{
TQString path = m_editDirectory->url();
if( !TQFile::exists( path ) )
path.truncate( path.findRev('/') );
unsigned long size;
K3b::kbFreeOnFs( path, size, m_freeTempSpace );
return m_freeTempSpace;
}
void K3bTempDirSelectionWidget::slotUpdateFreeTempSpace()
{
// update the temp space
freeTempSpace();
m_labelFreeSpace->setText( KIO::convertSizeFromKB(m_freeTempSpace) );
if( m_labelCdSize ) {
if( m_freeTempSpace < m_requestedSize/1024 )
m_labelCdSize->setPaletteForegroundColor( red );
else
m_labelCdSize->setPaletteForegroundColor( m_labelFreeSpace->paletteForegroundColor() );
}
TQTimer::singleShot( 1000, this, TQT_SLOT(slotUpdateFreeTempSpace()) );
}
void K3bTempDirSelectionWidget::slotTempDirButtonPressed( KURLRequester* r )
{
// set the correct mode for the filedialog
if( m_mode == DIR ) {
r->setCaption( i18n("Select Temporary Directory") );
r->setMode( KFile::Directory | KFile::ExistingOnly | KFile::LocalOnly );
}
else {
r->setCaption( i18n("Select Temporary File") );
r->setMode( KFile::File | KFile::LocalOnly );
}
}
void K3bTempDirSelectionWidget::setTempPath( const TQString& dir )
{
m_editDirectory->setURL( dir );
slotUpdateFreeTempSpace();
}
TQString K3bTempDirSelectionWidget::tempPath() const
{
TQFileInfo fi( m_editDirectory->url() );
if( fi.exists() ) {
if( m_mode == DIR ) {
if( fi.isDir() )
return fi.absFilePath();
else
return fi.dirPath( true );
}
else {
if( fi.isFile() )
return fi.absFilePath();
else
return fi.absFilePath() + "/k3b_image.iso";
}
}
else {
return fi.absFilePath();
}
}
TQString K3bTempDirSelectionWidget::plainTempPath() const
{
return m_editDirectory->url();
}
TQString K3bTempDirSelectionWidget::tempDirectory() const
{
TQString td( m_editDirectory->url() );
// remove a trailing slash
while( !td.isEmpty() && td[td.length()-1] == '/' )
td.truncate( td.length()-1 );
TQFileInfo fi( td );
if( fi.exists() && fi.isDir() )
return td + "/";
// now we treat the last section as a filename and return the path
// in front of it
td.truncate( td.findRev( '/' ) + 1 );
return td;
}
void K3bTempDirSelectionWidget::setSelectionMode( int mode )
{
m_mode = mode;
if( m_mode == DIR ) {
m_imageFileLabel->setText( i18n( "Wri&te image files to:" ) );
setTitle( i18n("Temporary Directory") );
}
else {
m_imageFileLabel->setText( i18n( "Wri&te image file to:" ) );
setTitle( i18n("Temporary File") );
}
}
void K3bTempDirSelectionWidget::setNeededSize( KIO::filesize_t bytes )
{
m_requestedSize = bytes;
if( !m_labelCdSize ) {
TQHBox* cdSizeBox = new TQHBox( this );
cdSizeBox->setSpacing( KDialog::spacingHint() );
(void)new TQLabel( i18n( "Size of project:" ), cdSizeBox, "TextLabel4" );
m_labelCdSize = new TQLabel( KIO::convertSize(bytes), cdSizeBox, "m_labelCdSize" );
m_labelCdSize->tqsetAlignment( int( TQLabel::AlignVCenter | TQLabel::AlignRight ) );
}
m_labelCdSize->setText( KIO::convertSize(bytes) );
}
void K3bTempDirSelectionWidget::saveConfig()
{
KConfigGroup grp( k3bcore->config(), "General Options" );
grp.writePathEntry( "Temp Dir", tempDirectory() );
}
void K3bTempDirSelectionWidget::readConfig( KConfigBase* c )
{
setTempPath( c->readPathEntry( "image path", K3b::defaultTempPath() ) );
}
void K3bTempDirSelectionWidget::saveConfig( KConfigBase* c )
{
c->writePathEntry( "image path", tempPath() );
}
void K3bTempDirSelectionWidget::setDefaultImageFileName( const TQString& name )
{
if ( !name.isEmpty() ) {
bool changeImageName = false;
if ( selectionMode() == FILE ) {
if ( plainTempPath().section( '/', -1 ) == m_defaultImageFileName ) {
changeImageName = true;
}
}
m_defaultImageFileName = name;
if ( !m_defaultImageFileName.contains( '.' ) ) {
m_defaultImageFileName += ".iso";
}
fixTempPath( changeImageName );
}
}
void K3bTempDirSelectionWidget::slotFixTempPath()
{
fixTempPath( false );
}
void K3bTempDirSelectionWidget::fixTempPath( bool forceNewImageName )
{
// if in file selection mode and no image file is specified or
// forceNewImageName is true set the default image file name
if ( selectionMode() == FILE ) {
if ( forceNewImageName ||
TQFileInfo( plainTempPath() ).isDir() ) {
setTempPath( tempDirectory() + m_defaultImageFileName );
}
}
}
#include "k3btempdirselectionwidget.moc"