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Diffstat (limited to 'ark/ark_part.cpp')
| -rw-r--r-- | ark/ark_part.cpp | 533 |
1 files changed, 533 insertions, 0 deletions
diff --git a/ark/ark_part.cpp b/ark/ark_part.cpp new file mode 100644 index 0000000..a574217 --- /dev/null +++ b/ark/ark_part.cpp @@ -0,0 +1,533 @@ +/* + 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 <qfile.h> +#include <qtimer.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( QWidget *parentWidget, const char * /*widgetName*/, QObject *parent, + const char *name, const QStringList &, bool readWrite ) + : KParts::ReadWritePart(parent, name) +{ + kdDebug(1601)<<"ArkPart::ArkPart"<<endl; + setInstance(ArkFactory::instance()); + awidget = new ArkWidget( parentWidget, "ArkWidget" ); + + setWidget(awidget); + connect( awidget, SIGNAL( fixActions() ), this, SLOT( fixEnables() ) ); + connect( awidget, SIGNAL( disableAllActions() ), this, SLOT( disableActions() ) ); + connect( awidget, SIGNAL( signalFilePopup( const QPoint& ) ), this, SLOT( slotFilePopup( const QPoint& ) ) ); + connect( awidget, SIGNAL( setWindowCaption( const QString & ) ), this, SIGNAL( setWindowCaption( const QString & ) ) ); + connect( awidget, SIGNAL( removeRecentURL( const KURL & ) ), this, SIGNAL( removeRecentURL( const KURL & ) ) ); + connect( awidget, SIGNAL( addRecentURL( const KURL & ) ), this, 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, SIGNAL( openURLRequest( const KURL & ) ), + m_ext, SLOT( slotOpenURLRequested( const KURL & ) ) ); + + m_bar = new ArkStatusBarExtension( this ); + connect( awidget, SIGNAL( setStatusBarText( const QString & ) ), m_bar, + SLOT( slotSetStatusBarText( const QString & ) ) ); + connect( awidget, SIGNAL( setStatusBarSelectedFiles( const QString & ) ), m_bar, + SLOT( slotSetStatusBarSelectedFiles( const QString & ) ) ); + connect( awidget, SIGNAL( setBusy( const QString & ) ), m_bar, + SLOT( slotSetBusy( const QString & ) ) ); + connect( awidget, SIGNAL( setReady() ), m_bar, + SLOT( slotSetReady() ) ); + connect( this, SIGNAL( started(KIO::Job*) ), SLOT( transferStarted(KIO::Job*) ) ); + connect( this, SIGNAL( completed() ), SLOT( transferCompleted() ) ); + connect( this, SIGNAL( canceled(const QString&) ), + SLOT( transferCanceled(const QString&) ) ); + + setProgressInfoEnabled( false ); +} + +ArkPart::~ArkPart() +{} + +void +ArkPart::setupActions() +{ + addFileAction = new KAction(i18n("Add &File..."), "ark_addfile", 0, awidget, + SLOT(action_add()), actionCollection(), "addfile"); + + addDirAction = new KAction(i18n("Add Folde&r..."), "ark_adddir", 0, awidget, + SLOT(action_add_dir()), actionCollection(), "adddir"); + + extractAction = new KAction(i18n("E&xtract..."), "ark_extract", 0, awidget, + SLOT(action_extract()), actionCollection(), "extract"); + + deleteAction = new KAction(i18n("De&lete"), "ark_delete", KShortcut(Qt::Key_Delete), awidget, + SLOT(action_delete()), actionCollection(), "delete"); + + viewAction = new KAction(i18n("to view something","&View"), "ark_view", 0, awidget, + SLOT(action_view()), actionCollection(), "view"); + + + openWithAction = new KAction(i18n("&Open With..."), 0, awidget, + SLOT(slotOpenWith()), actionCollection(), "open_with"); + + + editAction = new KAction(i18n("Edit &With..."), 0, awidget, + SLOT(action_edit()), actionCollection(), "edit"); + + selectAllAction = KStdAction::selectAll(awidget->fileList(), SLOT(selectAll()), actionCollection(), "select_all"); + + deselectAllAction = new KAction(i18n("&Unselect All"), 0, awidget->fileList(), SLOT(unselectAll()), actionCollection(), "deselect_all"); + + invertSelectionAction = new KAction(i18n("&Invert Selection"), 0, awidget->fileList(), SLOT(invertSelection()), actionCollection(), "invert_selection"); + + saveAsAction = KStdAction::saveAs(this, SLOT(file_save_as()), actionCollection()); + + //KStdAction::preferences(awidget, SLOT(showSettings()), actionCollection()); + + ( void ) new KAction( i18n( "Configure &Ark..." ), "configure" , 0, awidget, + 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, SIGNAL( toggled( bool ) ), awidget, SLOT( slotShowSearchBarToggled( bool ) ) ); + + initialEnables(); +} + + +void ArkPart::fixEnables() +{ + bool bHaveFiles = ( awidget->getNumFilesInArchive() > 0 ); + bool bReadOnly = false; + bool bAddDirSupported = true; + QString 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( !QFile::exists( m_file ) ) + { + emit setWindowCaption( QString::null ); + 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(); + + QString 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 QPoint &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, SIGNAL( percent(KIO::Job*, unsigned long) ), + SLOT( progressInformation(KIO::Job*, unsigned long) ) ); + connect( m_bar->cancelButton(), SIGNAL( clicked() ), + SLOT( cancelTransfer() ) ); + } +} + +void ArkPart::transferCompleted() +{ + if ( m_job ) + { + disconnect( m_job, SIGNAL( percent(KIO::Job*, unsigned long) ), + this, SLOT( progressInformation(KIO::Job*, unsigned long) ) ); + m_job = 0; + } + + m_bar->slotSetReady(); +} + +void ArkPart::transferCanceled( const QString& 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(), SIGNAL( clicked() ), + this, SLOT( cancelTransfer() ) ); + if ( m_job ) + { + m_job->kill( false ); + transferCanceled( QString() ); + } +} + +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 QTimer( this ); + connect( m_pTimer, SIGNAL( timeout() ), this, SLOT( slotProgress() ) ); + + m_pStatusLabelTotal = new KSqueezedTextLabel( statusBar(), "StatusLabelTotal" ); + m_pStatusLabelTotal->setFrameStyle( QFrame::NoFrame ); + m_pStatusLabelTotal->setAlignment( AlignRight ); + m_pStatusLabelTotal->setText( i18n( "Total: 0 files" ) ); + + m_pStatusLabelSelect = new QLabel( statusBar(), "StatusLabelSelect" ); + m_pStatusLabelSelect->setFrameStyle( QFrame::NoFrame ); + m_pStatusLabelSelect->setAlignment( AlignLeft ); + m_pStatusLabelSelect->setText(i18n( "0 files selected" ) ); + + m_cancelButton = new KPushButton( SmallIcon( "cancel" ), QString(), statusBar(), "CancelButton" ); + + addStatusBarItem( m_pStatusLabelSelect, 3000, false ); + addStatusBarItem( m_pStatusLabelTotal, 3000, false ); +} + +void ArkStatusBarExtension::slotSetStatusBarText( const QString & text ) +{ + if ( !statusBar() ) + return; + + setupStatusBar(); + m_pStatusLabelTotal->setText( text ); +} + +void ArkStatusBarExtension::slotSetStatusBarSelectedFiles( const QString & text ) +{ + + if ( !statusBar() ) + return; + + setupStatusBar(); + m_pStatusLabelSelect->setText( text ); +} + +void ArkStatusBarExtension::slotSetBusy( const QString & text, bool showCancelButton, bool detailedProgress ) +{ + if ( m_bBusy || !statusBar() ) + return; + + setupStatusBar(); + if ( !m_pBusyText ) + { + m_pBusyText = new QLabel( statusBar() ); + + m_pBusyText->setAlignment( AlignLeft ); + m_pBusyText->setFrameStyle( QFrame::Panel | QFrame::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" |