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tdeutils/ark/ark_part.cpp

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/*
Copyright (C)
2001: Macadamian Technologies Inc (author: Jian Huang, jian@macadamian.com)
2003: Georg Robbers <Georg.Robbers@urz.uni-hd.de>
2005: Henrique Pinto <henrique.pinto@kdemail.net>
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 "ark_part.h"
#include "arkfactory.h"
#include "arkwidget.h"
#include "settings.h"
#include "filelistview.h"
#include "searchbar.h"
#include <kdebug.h>
#include <kpopupmenu.h>
#include <kmessagebox.h>
#include <kaboutdata.h>
#include <kxmlguifactory.h>
#include <kstatusbar.h>
#include <kiconloader.h>
#include <kio/netaccess.h>
#include <kpushbutton.h>
#include <ksqueezedtextlabel.h>
#include <tqfile.h>
#include <tqtimer.h>
KAboutData *ArkPart::createAboutData()
{
KAboutData *about = new KAboutData("ark", I18N_NOOP("ark"),
"1.0",
I18N_NOOP("Ark KParts Component"),
KAboutData::License_GPL,
I18N_NOOP( "(c) 1997-2003, The Various Ark Developers" ));
about->addAuthor("Robert Palmbos",0, "palm9744@kettering.edu");
about->addAuthor("Francois-Xavier Duranceau",0, "duranceau@kde.org");
about->addAuthor("Corel Corporation (author: Emily Ezust)",0,
"emilye@corel.com");
about->addAuthor("Corel Corporation (author: Michael Jarrett)", 0,
"michaelj@corel.com");
about->addAuthor("Jian Huang");
about->addAuthor( "Roberto Teixeira", 0, "maragato@kde.org" );
return about;
}
ArkPart::ArkPart( TQWidget *parentWidget, const char * /*widgetName*/, TQObject *parent,
const char *name, const TQStringList &, bool readWrite )
: KParts::ReadWritePart(parent, name)
{
kdDebug(1601)<<"ArkPart::ArkPart"<<endl;
setInstance(ArkFactory::instance());
awidget = new ArkWidget( parentWidget, "ArkWidget" );
setWidget(awidget);
connect( awidget, TQT_SIGNAL( fixActions() ), this, TQT_SLOT( fixEnables() ) );
connect( awidget, TQT_SIGNAL( disableAllActions() ), this, TQT_SLOT( disableActions() ) );
connect( awidget, TQT_SIGNAL( signalFilePopup( const TQPoint& ) ), this, TQT_SLOT( slotFilePopup( const TQPoint& ) ) );
connect( awidget, TQT_SIGNAL( setWindowCaption( const TQString & ) ), this, TQT_SIGNAL( setWindowCaption( const TQString & ) ) );
connect( awidget, TQT_SIGNAL( removeRecentURL( const KURL & ) ), this, TQT_SIGNAL( removeRecentURL( const KURL & ) ) );
connect( awidget, TQT_SIGNAL( addRecentURL( const KURL & ) ), this, TQT_SIGNAL( addRecentURL( const KURL & ) ) );
if( readWrite )
setXMLFile( "ark_part.rc" );
else
{
setXMLFile( "ark_part_readonly.rc" );
}
setReadWrite( readWrite );
setupActions();
m_ext = new ArkBrowserExtension( this, "ArkBrowserExtension" );
connect( awidget, TQT_SIGNAL( openURLRequest( const KURL & ) ),
m_ext, TQT_SLOT( slotOpenURLRequested( const KURL & ) ) );
m_bar = new ArkStatusBarExtension( this );
connect( awidget, TQT_SIGNAL( setStatusBarText( const TQString & ) ), m_bar,
TQT_SLOT( slotSetStatusBarText( const TQString & ) ) );
connect( awidget, TQT_SIGNAL( setStatusBarSelectedFiles( const TQString & ) ), m_bar,
TQT_SLOT( slotSetStatusBarSelectedFiles( const TQString & ) ) );
connect( awidget, TQT_SIGNAL( setBusy( const TQString & ) ), m_bar,
TQT_SLOT( slotSetBusy( const TQString & ) ) );
connect( awidget, TQT_SIGNAL( setReady() ), m_bar,
TQT_SLOT( slotSetReady() ) );
connect( this, TQT_SIGNAL( started(KIO::Job*) ), TQT_SLOT( transferStarted(KIO::Job*) ) );
connect( this, TQT_SIGNAL( completed() ), TQT_SLOT( transferCompleted() ) );
connect( this, TQT_SIGNAL( canceled(const TQString&) ),
TQT_SLOT( transferCanceled(const TQString&) ) );
setProgressInfoEnabled( false );
}
ArkPart::~ArkPart()
{}
void
ArkPart::setupActions()
{
addFileAction = new KAction(i18n("Add &File..."), "ark_addfile", 0, TQT_TQOBJECT(awidget),
TQT_SLOT(action_add()), actionCollection(), "addfile");
addDirAction = new KAction(i18n("Add Folde&r..."), "ark_adddir", 0, TQT_TQOBJECT(awidget),
TQT_SLOT(action_add_dir()), actionCollection(), "adddir");
extractAction = new KAction(i18n("E&xtract..."), "ark_extract", 0, TQT_TQOBJECT(awidget),
TQT_SLOT(action_extract()), actionCollection(), "extract");
deleteAction = new KAction(i18n("De&lete"), "ark_delete", KShortcut(TQt::Key_Delete), TQT_TQOBJECT(awidget),
TQT_SLOT(action_delete()), actionCollection(), "delete");
viewAction = new KAction(i18n("to view something","&View"), "ark_view", 0, TQT_TQOBJECT(awidget),
TQT_SLOT(action_view()), actionCollection(), "view");
openWithAction = new KAction(i18n("&Open With..."), 0, TQT_TQOBJECT(awidget),
TQT_SLOT(slotOpenWith()), actionCollection(), "open_with");
editAction = new KAction(i18n("Edit &With..."), 0, TQT_TQOBJECT(awidget),
TQT_SLOT(action_edit()), actionCollection(), "edit");
selectAllAction = KStdAction::selectAll(TQT_TQOBJECT(awidget->fileList()), TQT_SLOT(selectAll()), actionCollection(), "select_all");
deselectAllAction = new KAction(i18n("&Unselect All"), 0, TQT_TQOBJECT(awidget->fileList()),TQT_SLOT(unselectAll()), actionCollection(), "deselect_all");
invertSelectionAction = new KAction(i18n("&Invert Selection"), 0, TQT_TQOBJECT(awidget->fileList()),TQT_SLOT(invertSelection()), actionCollection(), "invert_selection");
saveAsAction = KStdAction::saveAs(this, TQT_SLOT(file_save_as()), actionCollection());
//KStdAction::preferences(awidget, TQT_SLOT(showSettings()), actionCollection());
( void ) new KAction( i18n( "Configure &Ark..." ), "configure" , 0, TQT_TQOBJECT(awidget),
TQT_SLOT( showSettings() ), actionCollection(), "options_configure_ark" );
showSearchBar = new KToggleAction( i18n( "Show Search Bar" ), KShortcut(), actionCollection(), "options_show_search_bar" );
showSearchBar->setCheckedState(i18n("Hide Search Bar"));
showSearchBar->setChecked( ArkSettings::showSearchBar() );
connect( showSearchBar, TQT_SIGNAL( toggled( bool ) ), TQT_TQOBJECT(awidget), TQT_SLOT( slotShowSearchBarToggled( bool ) ) );
initialEnables();
}
void ArkPart::fixEnables()
{
bool bHaveFiles = ( awidget->getNumFilesInArchive() > 0 );
bool bReadOnly = false;
bool bAddDirSupported = true;
TQString extension;
if ( awidget->archiveType() == ZOO_FORMAT || awidget->archiveType() == AA_FORMAT
|| awidget->archiveType() == COMPRESSED_FORMAT)
bAddDirSupported = false;
if (awidget->archive())
bReadOnly = awidget->archive()->isReadOnly();
saveAsAction->setEnabled(bHaveFiles);
selectAllAction->setEnabled(bHaveFiles);
deselectAllAction->setEnabled(bHaveFiles);
invertSelectionAction->setEnabled(bHaveFiles);
deleteAction->setEnabled(bHaveFiles && awidget->numSelectedFiles() > 0
&& awidget->archive() && !bReadOnly);
addFileAction->setEnabled(awidget->isArchiveOpen() &&
!bReadOnly);
addDirAction->setEnabled(awidget->isArchiveOpen() &&
!bReadOnly && bAddDirSupported);
extractAction->setEnabled(bHaveFiles);
awidget->searchBar()->setEnabled(bHaveFiles);
bool b = ( bHaveFiles
&& (awidget->numSelectedFiles() == 1)
&& (awidget->fileList()->currentItem()->childCount() == 0)
);
viewAction->setEnabled( b );
openWithAction->setEnabled( b );
editAction->setEnabled( b && !bReadOnly ); // You can't edit files in read-only archives
emit fixActionState( bHaveFiles );
}
void ArkPart::initialEnables()
{
saveAsAction->setEnabled( false );
selectAllAction->setEnabled(false);
deselectAllAction->setEnabled(false);
invertSelectionAction->setEnabled(false);
viewAction->setEnabled(false);
deleteAction->setEnabled(false);
extractAction->setEnabled(false);
addFileAction->setEnabled(false);
addDirAction->setEnabled(false);
openWithAction->setEnabled(false);
editAction->setEnabled(false);
awidget->searchBar()->setEnabled(false);
}
void ArkPart::disableActions()
{
saveAsAction->setEnabled(false);
selectAllAction->setEnabled(false);
deselectAllAction->setEnabled(false);
invertSelectionAction->setEnabled(false);
viewAction->setEnabled(false);
deleteAction->setEnabled(false);
extractAction->setEnabled(false);
addFileAction->setEnabled(false);
addDirAction->setEnabled(false);
openWithAction->setEnabled(false);
editAction->setEnabled(false);
awidget->searchBar()->setEnabled(false);
}
bool ArkPart::openURL( const KURL & url )
{
awidget->setRealURL( url );
return KParts::ReadWritePart::openURL( KIO::NetAccess::mostLocalURL( url, awidget ) );
}
bool ArkPart::openFile()
{
KURL url;
url.setPath( m_file );
if( !TQFile::exists( m_file ) )
{
emit setWindowCaption( TQString() );
emit removeRecentURL( awidget->realURL() );
return false;
}
emit addRecentURL( awidget->realURL() );
awidget->setModified( false );
awidget->file_open( url );
return true;
}
void ArkPart::file_save_as()
{
KURL u = awidget->getSaveAsFileName();
if ( u.isEmpty() ) // user canceled
return;
if ( !awidget->allowedArchiveName( u ) )
awidget->convertTo( u );
else if ( awidget->file_save_as( u ) )
m_ext->slotOpenURLRequested( u );
else
kdWarning( 1601 ) << "Save As failed." << endl;
}
bool ArkPart::saveFile()
{
return true;
}
bool ArkPart::closeArchive()
{
awidget->file_close();
awidget->setModified( false );
return ReadWritePart::closeURL();
}
bool ArkPart::closeURL()
{
if ( !isReadWrite() || !awidget->isModified() || awidget->realURL().isLocalFile() )
return closeArchive();
TQString docName = awidget->realURL().prettyURL();
int res = KMessageBox::warningYesNoCancel( widget(),
i18n( "The archive \"%1\" has been modified.\n"
"Do you want to save it?" ).arg( docName ),
i18n( "Save Archive?" ), KStdGuiItem::save(), KStdGuiItem::discard() );
switch ( res )
{
case KMessageBox::Yes :
return awidget->file_save_as( awidget->realURL() ) && closeArchive();
case KMessageBox::No :
return closeArchive();
default : // case KMessageBox::Cancel
return false;
}
}
void ArkPart::slotFilePopup( const TQPoint &pPoint )
{
if ( factory() )
static_cast<KPopupMenu *>(factory()->container("file_popup", this))->popup(pPoint);
}
void ArkPart::transferStarted( KIO::Job *job )
{
m_job = job;
m_bar->slotSetBusy( i18n( "Downloading %1..." ).arg( m_url.prettyURL() ),
(job != 0), (job != 0) );
if ( job )
{
disableActions();
connect( job, TQT_SIGNAL( percent(KIO::Job*, unsigned long) ),
TQT_SLOT( progressInformation(KIO::Job*, unsigned long) ) );
connect( m_bar->cancelButton(), TQT_SIGNAL( clicked() ),
TQT_SLOT( cancelTransfer() ) );
}
}
void ArkPart::transferCompleted()
{
if ( m_job )
{
disconnect( m_job, TQT_SIGNAL( percent(KIO::Job*, unsigned long) ),
this, TQT_SLOT( progressInformation(KIO::Job*, unsigned long) ) );
m_job = 0;
}
m_bar->slotSetReady();
}
void ArkPart::transferCanceled( const TQString& errMsg )
{
m_job = 0;
if ( !errMsg.isEmpty() )
{
KMessageBox::error( awidget, errMsg );
}
initialEnables();
m_bar->slotSetReady();
}
void ArkPart::progressInformation( KIO::Job *, unsigned long progress )
{
m_bar->setProgress( progress );
}
void ArkPart::cancelTransfer()
{
disconnect( m_bar->cancelButton(), TQT_SIGNAL( clicked() ),
this, TQT_SLOT( cancelTransfer() ) );
if ( m_job )
{
m_job->kill( false );
transferCanceled( TQString() );
}
}
ArkBrowserExtension::ArkBrowserExtension( KParts::ReadOnlyPart * parent, const char * name )
: KParts::BrowserExtension( parent, name )
{
}
void ArkBrowserExtension::slotOpenURLRequested( const KURL & url )
{
emit openURLRequest( url, KParts::URLArgs() );
}
ArkStatusBarExtension::ArkStatusBarExtension( KParts::ReadWritePart * parent )
: KParts::StatusBarExtension( parent ),
m_bBusy( false ),
m_pStatusLabelSelect( 0 ),
m_pStatusLabelTotal( 0 ),
m_pBusyText( 0 ),
m_cancelButton( 0 ),
m_pProgressBar( 0 ),
m_pTimer( 0 )
{
}
ArkStatusBarExtension::~ArkStatusBarExtension()
{
}
void ArkStatusBarExtension::setupStatusBar()
{
if ( m_pTimer // setup already done
|| !statusBar() )
{
return;
}
m_pTimer = new TQTimer( this );
connect( m_pTimer, TQT_SIGNAL( timeout() ), this, TQT_SLOT( slotProgress() ) );
m_pStatusLabelTotal = new KSqueezedTextLabel( statusBar(), "StatusLabelTotal" );
m_pStatusLabelTotal->setFrameStyle( TQFrame::NoFrame );
m_pStatusLabelTotal->setAlignment( AlignRight );
m_pStatusLabelTotal->setText( i18n( "Total: 0 files" ) );
m_pStatusLabelSelect = new TQLabel( statusBar(), "StatusLabelSelect" );
m_pStatusLabelSelect->setFrameStyle( TQFrame::NoFrame );
m_pStatusLabelSelect->setAlignment( AlignLeft );
m_pStatusLabelSelect->setText(i18n( "0 files selected" ) );
m_cancelButton = new KPushButton( SmallIcon( "cancel" ), TQString(), statusBar(), "CancelButton" );
addStatusBarItem( m_pStatusLabelSelect, 3000, false );
addStatusBarItem( m_pStatusLabelTotal, 3000, false );
}
void ArkStatusBarExtension::slotSetStatusBarText( const TQString & text )
{
if ( !statusBar() )
return;
setupStatusBar();
m_pStatusLabelTotal->setText( text );
}
void ArkStatusBarExtension::slotSetStatusBarSelectedFiles( const TQString & text )
{
if ( !statusBar() )
return;
setupStatusBar();
m_pStatusLabelSelect->setText( text );
}
void ArkStatusBarExtension::slotSetBusy( const TQString & text, bool showCancelButton, bool detailedProgress )
{
if ( m_bBusy || !statusBar() )
return;
setupStatusBar();
if ( !m_pBusyText )
{
m_pBusyText = new TQLabel( statusBar() );
m_pBusyText->setAlignment( AlignLeft );
m_pBusyText->setFrameStyle( TQFrame::Panel | TQFrame::Raised );
}
if ( !m_pProgressBar )
{
m_pProgressBar = new KProgress( statusBar() );
m_pProgressBar->setFixedHeight( m_pBusyText->fontMetrics().height() );
}
if ( !detailedProgress )
{
m_pProgressBar->setTotalSteps( 0 );
m_pProgressBar->setPercentageVisible( false );
}
else
{
m_pProgressBar->setTotalSteps(100);
m_pProgressBar->setPercentageVisible( true );
}
m_pBusyText->setText( text );
removeStatusBarItem( m_pStatusLabelSelect );
removeStatusBarItem( m_pStatusLabelTotal );
addStatusBarItem( m_pBusyText, 5, true );
addStatusBarItem( m_pProgressBar, 1, true );
if ( showCancelButton )
{
addStatusBarItem( m_cancelButton, 0, true );
}
if ( !detailedProgress )
{
m_pTimer->start( 200, false );
}
m_bBusy = true;
}
void ArkStatusBarExtension::slotSetReady()
{
if ( !m_bBusy || !statusBar() )
return;
setupStatusBar();
m_pTimer->stop();
m_pProgressBar->setProgress( 0 );
removeStatusBarItem( m_pBusyText );
removeStatusBarItem( m_pProgressBar );
removeStatusBarItem( m_cancelButton );
addStatusBarItem( m_pStatusLabelSelect, 3000, false );
addStatusBarItem( m_pStatusLabelTotal, 3000, false );
m_bBusy = false;
}
void ArkStatusBarExtension::slotProgress()
{
if ( !statusBar() )
return;
setupStatusBar();
m_pProgressBar->setProgress( m_pProgressBar->progress() + 4 );
}
void ArkStatusBarExtension::setProgress( unsigned long progress )
{
if ( m_pProgressBar && ( m_pProgressBar->totalSteps() != 0 ) )
{
m_pProgressBar->setProgress( progress );
}
}
#include "ark_part.moc"
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