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tdebase/khelpcenter/infotree.cpp

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5.6 KiB

/*
* This file is part of the KDE Help Center
*
* Copyright (C) 2002 Frerich Raabe (raabe@kde.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.
*
* 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 "infotree.h"
#include "navigatoritem.h"
#include "docentry.h"
#include <kapplication.h>
#include <kconfig.h>
#include <kdebug.h>
#include <kiconloader.h>
#include <klistview.h>
#include <klocale.h>
#include <kstandarddirs.h>
#include <kurl.h>
#include <tqfile.h>
#include <textstream.h>
#include <stdlib.h> // for getenv()
using namespace KHC;
class InfoCategoryItem : public NavigatorItem
{
public:
InfoCategoryItem( NavigatorItem *parent, const TQString &text );
virtual void setOpen( bool open );
};
class InfoNodeItem : public NavigatorItem
{
public:
InfoNodeItem( InfoCategoryItem *parent, const TQString &text );
};
InfoCategoryItem::InfoCategoryItem( NavigatorItem *parent, const TQString &text )
: NavigatorItem( new DocEntry( text ), parent )
{
setAutoDeleteDocEntry( true );
setOpen( false );
// kdDebug(1400) << "Got category: " << text << endl;
}
void InfoCategoryItem::setOpen( bool open )
{
NavigatorItem::setOpen( open );
if ( open && childCount() > 0 ) setPixmap( 0, SmallIcon( "contents" ) );
else setPixmap( 0, SmallIcon( "contents2" ) );
}
InfoNodeItem::InfoNodeItem( InfoCategoryItem *parent, const TQString &text )
: NavigatorItem( new DocEntry( text ), parent )
{
setAutoDeleteDocEntry( true );
// kdDebug( 1400 ) << "Created info node item: " << text << endl;
}
InfoTree::InfoTree( TQObject *parent, const char *name )
: TreeBuilder( parent, name ),
m_parentItem( 0 )
{
}
void InfoTree::build( NavigatorItem *parent )
{
kdDebug( 1400 ) << "Populating info tree." << endl;
m_parentItem = parent;
DocEntry *entry = new DocEntry( i18n( "Alphabetically" ) );
m_alphabItem = new NavigatorItem( entry, parent );
m_alphabItem->setAutoDeleteDocEntry( true );
entry = new DocEntry( i18n( "By Category" ) );
m_categoryItem = new NavigatorItem( entry, parent );
m_categoryItem->setAutoDeleteDocEntry( true );
KConfig *cfg = kapp->config();
cfg->setGroup( "Info pages" );
TQStringList infoDirFiles = cfg->readListEntry( "Search paths" );
// Default paths taken fron tdebase/kioslave/info/kde-info2html.conf
if ( infoDirFiles.isEmpty() ) {
infoDirFiles << "/usr/share/info";
infoDirFiles << "/usr/info";
infoDirFiles << "/usr/lib/info";
infoDirFiles << "/usr/local/info";
infoDirFiles << "/usr/local/lib/info";
infoDirFiles << "/usr/X11R6/info";
infoDirFiles << "/usr/X11R6/lib/info";
infoDirFiles << "/usr/X11R6/lib/xemacs/info";
}
TQString infoPath = ::getenv( "INFOPATH" );
if ( !infoPath.isEmpty() )
infoDirFiles += TQStringList::split( ':', infoPath );
TQStringList::ConstIterator it = infoDirFiles.begin();
TQStringList::ConstIterator end = infoDirFiles.end();
for ( ; it != end; ++it ) {
TQString infoDirFileName = *it + "/dir";
if ( TQFile::exists( infoDirFileName ) )
parseInfoDirFile( infoDirFileName );
}
m_alphabItem->sortChildItems( 0, true /* ascending */ );
}
void InfoTree::parseInfoDirFile( const TQString &infoDirFileName )
{
kdDebug( 1400 ) << "Parsing info dir file " << infoDirFileName << endl;
TQFile infoDirFile( infoDirFileName );
if ( !infoDirFile.open( IO_ReadOnly ) )
return;
TQTextStream stream( &infoDirFile );
// Skip introduction blurb.
while ( !stream.eof() && !stream.readLine().startsWith( "* Menu:" ) );
while ( !stream.eof() ) {
TQString s = stream.readLine();
if ( s.stripWhiteSpace().isEmpty() )
continue;
InfoCategoryItem *catItem = new InfoCategoryItem( m_categoryItem, s );
while ( !stream.eof() && !s.stripWhiteSpace().isEmpty() ) {
s = stream.readLine();
if ( s[ 0 ] == '*' ) {
const int colon = s.find( ":" );
const int openBrace = s.find( "(", colon );
const int closeBrace = s.find( ")", openBrace );
const int dot = s.find( ".", closeBrace );
TQString appName = s.mid( 2, colon - 2 );
TQString url = "info:/" + s.mid( openBrace + 1, closeBrace - openBrace - 1 );
if ( dot - closeBrace > 1 )
url += "/" + s.mid( closeBrace + 1, dot - closeBrace - 1 );
else
url += "/Top";
InfoNodeItem *item = new InfoNodeItem( catItem, appName );
item->entry()->setUrl( url );
InfoCategoryItem *alphabSection = 0;
for ( TQListViewItem* it=m_alphabItem->firstChild(); it; it=it->nextSibling() ) {
if ( it->text( 0 ) == appName[ 0 ].upper() ) {
alphabSection = static_cast<InfoCategoryItem *>( it );
break;
}
}
if ( alphabSection == 0 )
alphabSection = new InfoCategoryItem( m_alphabItem, appName[ 0 ].upper() );
item = new InfoNodeItem( alphabSection, appName );
item->entry()->setUrl( url );
}
}
}
infoDirFile.close();
}
#include "infotree.moc"
// vim:ts=2:sw=2:et