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407 lines
11 KiB
407 lines
11 KiB
/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "tdeeduglossary.h"
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#include <kdebug.h>
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#include <klocale.h>
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#include <kiconloader.h>
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#include <tdehtml_part.h>
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#include <tdehtmlview.h>
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#include <kglobal.h>
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#include <klistview.h>
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#include <klistviewsearchline.h>
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#include <kstandarddirs.h>
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#include <kactioncollection.h>
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#include <tqfile.h>
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#include <tqlabel.h>
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#include <tqheader.h>
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#include <tqlayout.h>
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#include <tqpushbutton.h>
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#include <tqsplitter.h>
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#include <tqstringlist.h>
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#include <tqtoolbutton.h>
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Glossary::Glossary()
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{
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// setting a generic name for a new glossary
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m_name = i18n( "Glossary" );
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}
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Glossary::~Glossary()
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{
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}
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bool Glossary::loadLayout( TQDomDocument &Document, const KURL& url )
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{
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TQFile layoutFile( url.path() );
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if (!layoutFile.exists())
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{
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kdDebug() << "no such file: " << layoutFile.name() << endl;
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return false;
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}
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if (!layoutFile.open(IO_ReadOnly))
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return false;
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///Check if document is well-formed
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if (!Document.setContent(&layoutFile))
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{
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kdDebug() << "wrong xml" << endl;
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layoutFile.close();
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return false;
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}
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layoutFile.close();
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return true;
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}
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bool Glossary::isEmpty() const
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{
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return m_itemlist.count() == 0;
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}
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Glossary* Glossary::readFromXML( const KURL& url, const TQString& path )
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{
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TQDomDocument doc( "document" );
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Glossary *glossary = new Glossary();
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glossary->setPicturePath( path );
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if ( glossary->loadLayout( doc, url ) )
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{
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TQValueList<GlossaryItem*> itemList;
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itemList = glossary->readItems( doc );
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glossary->setItemlist( itemList );
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glossary->fixImagePath();
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}
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return glossary;
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}
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void Glossary::fixImagePath()
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{
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kdDebug() << "Glossary::fixImagePath()" << endl;
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TQValueList<GlossaryItem*>::iterator it = m_itemlist.begin();
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const TQValueList<GlossaryItem*>::iterator itEnd = m_itemlist.end();
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TQString path = m_picturepath;
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TQString firstpart = "<img src=\"";
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firstpart += path;
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for ( ; it != itEnd ; ++it )
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{
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( *it )->setDesc( ( *it )->desc().replace("[img]", firstpart ) );
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( *it )->setDesc( ( *it )->desc().replace("[/img]", "\" />" ) );
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}
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}
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TQValueList<GlossaryItem*> Glossary::readItems( TQDomDocument &itemDocument )
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{
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TQValueList<GlossaryItem*> list;
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TQDomNodeList itemList;
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TQDomNodeList refNodeList;
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TQDomElement itemElement;
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TQStringList reflist;
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itemList = itemDocument.elementsByTagName( "item" );
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const uint num = itemList.count();
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for ( uint i = 0; i < num; ++i )
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{
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reflist.clear();
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GlossaryItem *item = new GlossaryItem();
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itemElement = ( const TQDomElement& ) itemList.item( i ).toElement();
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TQDomNode nameNode = itemElement.namedItem( "name" );
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TQDomNode descNode = itemElement.namedItem( "desc" );
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TQString picName = itemElement.namedItem( "picture" ).toElement().text();
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TQDomElement refNode = ( const TQDomElement& ) itemElement.namedItem( "references" ).toElement();
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TQString desc = i18n( descNode.toElement().text().utf8() );
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if ( !picName.isEmpty() )
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desc.prepend("[img]"+picName +"[/img]" );
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item->setName( i18n( nameNode.toElement( ).text().utf8() ) );
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item->setDesc( desc.replace("[b]", "<b>" ) );
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item->setDesc( item->desc().replace("[/b]", "</b>" ) );
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item->setDesc( item->desc().replace("[i]", "<i>" ) );
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item->setDesc( item->desc().replace("[/i]", "</i>" ) );
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item->setDesc( item->desc().replace("[sub]", "<sub>" ) );
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item->setDesc( item->desc().replace("[/sub]", "</sub>" ) );
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item->setDesc( item->desc().replace("[sup]", "<sup>" ) );
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item->setDesc( item->desc().replace("[/sup]", "</sup>" ) );
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item->setDesc( item->desc().replace("[br]", "<br />" ) );
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refNodeList = refNode.elementsByTagName( "refitem" );
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for ( uint it = 0; it < refNodeList.count(); it++ )
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{
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reflist << i18n( refNodeList.item( it ).toElement().text().utf8() );
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}
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reflist.sort();
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item->setRef( reflist );
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list.append( item );
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}
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return list;
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}
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GlossaryDialog::GlossaryDialog( bool folded, TQWidget *parent, const char *name)
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: KDialogBase( Plain, i18n( "Glossary" ), Close, NoDefault, parent, name, false )
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{
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//this string will be used for all items. If a backgroundpicture should
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//be used call Glossary::setBackgroundPicture().
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m_htmlbasestring = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\"><html><body>" ;
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m_folded = folded;
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TQVBoxLayout *vbox = new TQVBoxLayout( plainPage(), 0, KDialog::spacingHint() );
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vbox->activate();
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TQHBoxLayout *hbox = new TQHBoxLayout( 0L, 0, KDialog::spacingHint() );
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hbox->activate();
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TQToolButton *clear = new TQToolButton( plainPage() );
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clear->setIconSet( SmallIconSet( "locationbar_erase" ) );
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hbox->addWidget( clear );
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TQLabel *lbl = new TQLabel( plainPage() );
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lbl->setText( i18n( "Search:" ) );
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hbox->addWidget( lbl );
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m_search = new KListViewSearchLine( plainPage(), 0, "search-line" );
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hbox->addWidget( m_search );
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vbox->addLayout( hbox );
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setFocusProxy(m_search);
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TQSplitter *vs = new TQSplitter( plainPage() );
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vbox->addWidget( vs );
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m_glosstree = new KListView( vs, "treeview" );
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m_glosstree->addColumn( "entries" );
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m_glosstree->header()->hide();
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m_glosstree->setFullWidth( true );
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m_glosstree->setRootIsDecorated( true );
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m_search->setListView( m_glosstree );
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m_htmlpart = new TDEHTMLPart( vs, "html-part" );
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connect( m_htmlpart->browserExtension(), TQT_SIGNAL( openURLRequestDelayed( const KURL &, const KParts::URLArgs & ) ), this, TQT_SLOT( displayItem( const KURL &, const KParts::URLArgs & ) ) );
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connect( m_glosstree, TQT_SIGNAL(clicked( TQListViewItem * )), this, TQT_SLOT(slotClicked( TQListViewItem * )));
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connect( clear, TQT_SIGNAL(clicked()), m_search, TQT_SLOT(clear()));
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resize( 600, 400 );
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}
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GlossaryDialog::~GlossaryDialog()
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{
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}
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void GlossaryDialog::keyPressEvent(TQKeyEvent* e)
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{
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if (e->key() == TQt::Key_Return) {
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e->ignore();
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}
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KDialogBase::keyPressEvent(e);
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}
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void GlossaryDialog::displayItem( const KURL& url, const KParts::URLArgs& )
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{
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// using the "host" part of a kurl as reference
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TQString myurl = url.host().lower();
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m_search->setText( "" );
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m_search->updateSearch( "" );
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TQListViewItem *found = 0;
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TQListViewItemIterator it( m_glosstree );
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TQListViewItem *item;
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while ( it.current() )
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{
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item = it.current();
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if ( item->text(0).lower() == myurl )
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{
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found = item;
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break;
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}
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++it;
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}
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if ( found )
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{
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m_glosstree->ensureItemVisible( found );
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m_glosstree->setCurrentItem( found );
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slotClicked( found );
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}
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}
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void GlossaryDialog::updateTree()
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{
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m_glosstree->clear();
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TQValueList<Glossary*>::const_iterator itGl = m_glossaries.begin();
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const TQValueList<Glossary*>::const_iterator itGlEnd = m_glossaries.end();
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for ( ; itGl != itGlEnd ; ++itGl )
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{
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TQValueList<GlossaryItem*> items = ( *itGl )->itemlist();
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TQValueList<GlossaryItem*>::iterator it = items.begin();
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const TQValueList<GlossaryItem*>::iterator itEnd = items.end();
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TQListViewItem *main = new TQListViewItem( m_glosstree, ( *itGl )->name() );
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main->setExpandable( true );
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main->setSelectable( false );
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//XXX TMP!!!
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bool foldinsubtrees = m_folded;
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for ( ; it != itEnd ; ++it )
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{
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if ( foldinsubtrees )
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{
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TQChar thisletter = ( *it )->name().upper()[0];
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TQListViewItem *thisletteritem = findTreeWithLetter( thisletter, main );
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if ( !thisletteritem )
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{
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thisletteritem = new TQListViewItem( main, thisletter );
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thisletteritem->setExpandable( true );
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thisletteritem->setSelectable( false );
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}
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new TQListViewItem( thisletteritem, ( *it )->name() );
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}
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else
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new TQListViewItem( main, ( *it )->name() );
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}
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main->sort();
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}
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}
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void GlossaryDialog::addGlossary( Glossary* newgloss )
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{
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if ( !newgloss ) return;
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if ( newgloss->isEmpty() ) return;
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m_glossaries.append( newgloss );
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kdDebug() << "Count of the new glossary: " << newgloss->itemlist().count() << endl;
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kdDebug() << "Number of glossaries: " << m_glossaries.count() << endl;
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updateTree();
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}
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TQListViewItem* GlossaryDialog::findTreeWithLetter( const TQChar& l, TQListViewItem* i )
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{
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TQListViewItem *it = i->firstChild();
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while ( it )
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{
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if ( it->text(0)[0] == l )
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return it;
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it = it->nextSibling();
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}
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return 0;
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}
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void GlossaryDialog::slotClicked( TQListViewItem *item )
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{
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if ( !item )
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return;
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/**
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* The next lines are searching for the correct KnowledgeItem
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* in the m_itemList. When it is found the HTML will be
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* generated
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*/
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TQValueList<Glossary*>::iterator itGl = m_glossaries.begin();
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const TQValueList<Glossary*>::iterator itGlEnd = m_glossaries.end();
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bool found = false;
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GlossaryItem *i = 0;
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TQString bg_picture;
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while ( !found && itGl != itGlEnd )
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{
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TQValueList<GlossaryItem*> items = ( *itGl )->itemlist();
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TQValueList<GlossaryItem*>::const_iterator it = items.begin();
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const TQValueList<GlossaryItem*>::const_iterator itEnd = items.end();
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while ( !found && it != itEnd )
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{
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if ( ( *it )->name() == item->text( 0 ) )
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{
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i = *it;
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bg_picture = ( *itGl )->backgroundPicture();
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found = true;
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}
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++it;
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}
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++itGl;
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}
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if ( found && i )
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{
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TQString html;
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if ( !bg_picture.isEmpty() )
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{
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html = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\"><html><body background=\"" ;
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html.append( bg_picture );
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html.append("\">");
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}else
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html = m_htmlbasestring;
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html += i->toHtml() + "</body></html>";
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m_htmlpart->begin();
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m_htmlpart->write( html );
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m_htmlpart->end();
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return;
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}
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}
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void GlossaryDialog::slotClose()
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{
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emit closed();
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accept();
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}
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TQString GlossaryItem::toHtml() const
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{
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TQString code = "<h1>" + m_name + "</h1>" + m_desc;
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if ( !m_ref.isEmpty() )
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{
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TQString refcode = parseReferences();
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code += refcode;
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}
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return code;
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}
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TQString GlossaryItem::parseReferences() const
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{
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TQString htmlcode = "<h3>" + i18n( "References" ) + "</h3>";
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bool first = true;
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for ( uint i = 0; i < m_ref.size(); i++ )
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{
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if ( !first )
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htmlcode += "<br>";
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else
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first = false;
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htmlcode += TQString( "<a href=\"item://%1\">%2</a>" ).arg( m_ref[i], m_ref[i] );
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}
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return htmlcode;
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}
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#include "tdeeduglossary.moc"
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