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//Author: Max Howell <max.howell@methylblue.com>, (C) 2003-4
//Copyright: See COPYING file that comes with this distribution
#include "Config.h"
#include "debug.h"
#include "define.h"
#include "fileTree.h"
#include "part.h"
#include "progressBox.h"
#include "radialMap/widget.h"
#include "scan.h"
#include "settingsDialog.h"
#include "summaryWidget.h"
#include <tdeaboutdata.h> //::createAboutData()
#include <tdeaction.h>
#include <tdelocale.h>
#include <tdemessagebox.h> //::start()
//#include <konq_operations.h>
#include <tdeparts/genericfactory.h>
#include <kstatusbar.h>
#include <kstdaction.h>
#include <tqfile.h> //encodeName()
#include <tqtimer.h> //postInit() hack
#include <tqvbox.h>
#include <unistd.h> //access()
namespace Filelight {
typedef KParts::GenericFactory<Filelight::Part> Factory;
K_EXPORT_COMPONENT_FACTORY( libfilelight, Filelight::Factory )
BrowserExtension::BrowserExtension( Part *parent, const char *name )
: KParts::BrowserExtension( parent, name )
{}
Part::Part( TQWidget *parentWidget, const char *widgetName, TQObject *parent, const char *name, const TQStringList& )
: ReadOnlyPart( parent, name )
, m_ext( new BrowserExtension( this ) )
, m_statusbar( new StatusBarExtension( this ) )
, m_map( 0 )
, m_manager( new ScanManager( this ) )
, m_started( false )
{
TQPixmap::setDefaultOptimization( TQPixmap::BestOptim );
Config::read();
setInstance( Factory::instance() );
setWidget( new TQVBox( parentWidget, widgetName ) );
setXMLFile( "filelight_partui.rc" );
m_map = new RadialMap::Widget( widget() );
m_map->hide();
KStdAction::zoomIn( m_map, TQT_SLOT(zoomIn()), actionCollection() );
KStdAction::zoomOut( m_map, TQT_SLOT(zoomOut()), actionCollection() );
KStdAction::preferences( this, TQT_SLOT(configFilelight()), actionCollection(), "configure_filelight" )->setText( i18n( "Configure Filelight..." ) );
connect( m_map, TQT_SIGNAL(created( const Directory* )), TQT_SIGNAL(completed()) );
connect( m_map, TQT_SIGNAL(created( const Directory* )), TQT_SLOT(mapChanged( const Directory* )) );
connect( m_map, TQT_SIGNAL(activated( const KURL& )), TQT_SLOT(updateURL( const KURL& )) );
// TODO make better system
connect( m_map, TQT_SIGNAL(giveMeTreeFor( const KURL& )), TQT_SLOT(updateURL( const KURL& )) );
connect( m_map, TQT_SIGNAL(giveMeTreeFor( const KURL& )), TQT_SLOT(openURL( const KURL& )) );
connect( m_manager, TQT_SIGNAL(completed( Directory* )), TQT_SLOT(scanCompleted( Directory* )) );
connect( m_manager, TQT_SIGNAL(aboutToEmptyCache()), m_map, TQT_SLOT(invalidate()) );
TQTimer::singleShot( 0, this, TQT_SLOT(postInit()) );
}
void
Part::postInit()
{
if( m_url.isEmpty() ) //if url is not empty openURL() has been called immediately after ctor, which happens
{
TQWidget *summary = new SummaryWidget( widget(), "summaryWidget" );
connect( summary, TQT_SIGNAL(activated( const KURL& )), TQT_SLOT(openURL( const KURL& )) );
summary->show();
//FIXME KXMLGUI is b0rked, it should allow us to set this
//BEFORE createGUI is called but it doesn't
stateChanged( "scan_failed" );
}
}
bool
Part::openURL( const KURL &u )
{
//we don't want to be using the summary screen anymore
delete widget()->child( "summaryWidget" );
m_map->show();
//TODO everyone hates dialogs, instead render the text in big fonts on the Map
//TODO should have an empty KURL until scan is confirmed successful
//TODO probably should set caption to TQString() while map is unusable
#define KMSG( s ) KMessageBox::information( widget(), s )
KURL url = u;
url.cleanPath( true );
const TQString path = url.path( 1 );
const TQCString path8bit = TQFile::encodeName( path );
const bool isLocal = url.protocol() == "file";
if( url.isEmpty() )
{
//do nothing, chances are the user accidently pressed ENTER
}
else if( !url.isValid() )
{
KMSG( i18n( "The entered URL cannot be parsed; it is invalid." ) );
}
else if( path[0] != '/' )
{
KMSG( i18n( "Filelight only accepts absolute paths, eg. /%1" ).arg( path ) );
}
else if( isLocal && access( path8bit, F_OK ) != 0 ) //stat( path, &statbuf ) == 0
{
KMSG( i18n( "Directory not found: %1" ).arg( path ) );
}
else if( isLocal && access( path8bit, R_OK | X_OK ) != 0 )
{
KMSG( i18n( "Unable to enter: %1\nYou do not have access rights to this location." ).arg( path ) );
}
else
{
if( url == m_url )
m_manager->emptyCache(); //same as rescan()
return start( url );
}
return false;
}
bool
Part::closeURL()
{
if( m_manager->abort() )
statusBar()->message( i18n( "Aborting Scan..." ) );
m_url = KURL();
return true;
}
void
Part::updateURL( const KURL &u )
{
//the map has changed internally, update the interface to reflect this
emit m_ext->openURLNotify(); //must be done first
emit m_ext->setLocationBarURL( u.prettyURL() );
//do this last, or it breaks Konqi location bar
m_url = u;
}
void
Part::configFilelight()
{
TQWidget *dialog = new SettingsDialog( widget(), "settings_dialog" );
connect( dialog, TQT_SIGNAL(canvasIsDirty( int )), m_map, TQT_SLOT(refresh( int )) );
connect( dialog, TQT_SIGNAL(mapIsInvalid()), m_manager, TQT_SLOT(emptyCache()) );
dialog->show(); //deletes itself
}
TDEAboutData*
Part::createAboutData()
{
return new TDEAboutData( APP_NAME, I18N_NOOP( APP_PRETTYNAME ), APP_VERSION );
}
bool
Part::start( const KURL &url )
{
if( !m_started ) {
m_statusbar->addStatusBarItem( new ProgressBox( statusBar(), this ), 0, true );
connect( m_map, TQT_SIGNAL(mouseHover( const TQString& )), statusBar(), TQT_SLOT(message( const TQString& )) );
connect( m_map, TQT_SIGNAL(created( const Directory* )), statusBar(), TQT_SLOT(clear()) );
m_started = true;
}
if( m_manager->start( url ) ) {
m_url = url;
const TQString s = i18n( "Scanning: %1" ).arg( prettyURL() );
stateChanged( "scan_started" );
emit started( 0 ); //as a Part, we have to do this
emit setWindowCaption( s );
statusBar()->message( s );
m_map->invalidate(); //to maintain ui consistency
return true;
}
return false;
}
void
Part::rescan()
{
//FIXME we have to empty the cache because otherwise rescan picks up the old tree..
m_manager->emptyCache(); //causes canvas to invalidate
start( m_url );
}
void
Part::scanCompleted( Directory *tree )
{
if( tree ) {
statusBar()->message( i18n( "Scan completed, generating map..." ) );
m_map->create( tree );
//do after creating map
stateChanged( "scan_complete" );
}
else {
stateChanged( "scan_failed" );
emit canceled( i18n( "Scan failed: %1" ).arg( prettyURL() ) );
emit setWindowCaption( TQString() );
statusBar()->clear();
// TQTimer::singleShot( 2000, statusBar(), TQT_SLOT(clear()) );
m_url = KURL();
}
}
void
Part::mapChanged( const Directory *tree )
{
//IMPORTANT -> m_url has already been set
emit setWindowCaption( prettyURL() );
ProgressBox *progress = static_cast<ProgressBox *>(statusBar()->child( "ProgressBox" ));
if( progress )
progress->setText( tree->children() );
}
} //namespace Filelight
#include "part.moc"
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