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+/*
+ This file is part of Akregator.
+
+ Copyright (C) 2004 Sashmit Bhaduri <smt@vfemail.net>
+ 2005 Frank Osterfeld <frank.osterfeld at 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.
+
+ As a special exception, permission is given to link this program
+ with any edition of Qt, and distribute the resulting executable,
+ without including the source code for Qt in the source distribution.
+*/
+
+#include <qdatetime.h>
+#include <qevent.h>
+#include <qscrollview.h>
+#include <qvaluelist.h>
+
+#include <kaction.h>
+#include <kapplication.h>
+#include <kdebug.h>
+#include <kglobalsettings.h>
+#include <khtmlview.h>
+#include <klocale.h>
+#include <kprocess.h>
+#include <krun.h>
+#include <kstandarddirs.h>
+#include <kshell.h>
+#include <kmessagebox.h>
+#include <kio/netaccess.h>
+#include <libkdepim/kfileio.h>
+
+#include "aboutdata.h"
+#include "akregator_run.h"
+#include "akregatorconfig.h"
+#include "articleviewer.h"
+#include "feed.h"
+#include "folder.h"
+#include "article.h"
+#include "treenode.h"
+#include "treenodevisitor.h"
+#include "tagnode.h"
+#include "utils.h"
+
+namespace Akregator {
+
+// from kmail::headerstyle.cpp
+static inline QString directionOf(const QString &str)
+{
+ return str.isRightToLeft() ? "rtl" : "ltr" ;
+}
+
+class ArticleViewer::ShowSummaryVisitor : public TreeNodeVisitor
+{
+ public:
+
+ ShowSummaryVisitor(ArticleViewer* view) : m_view(view) {}
+
+ virtual bool visitFeed(Feed* node)
+ {
+ m_view->m_link = QString();
+
+ QString text;
+ text = QString("<div class=\"headerbox\" dir=\"%1\">\n").arg(QApplication::reverseLayout() ? "rtl" : "ltr");
+
+ text += QString("<div class=\"headertitle\" dir=\"%1\">").arg(directionOf(Utils::stripTags(node->title())));
+ text += node->title();
+ if(node->unread() == 0)
+ text += i18n(" (no unread articles)");
+ else
+ text += i18n(" (1 unread article)", " (%n unread articles)", node->unread());
+ text += "</div>\n"; // headertitle
+ text += "</div>\n"; // /headerbox
+
+ if (!node->image().isNull()) // image
+ {
+ text += QString("<div class=\"body\">");
+ QString url=node->xmlUrl();
+ QString file = url.replace("/", "_").replace(":", "_");
+ KURL u(m_view->m_imageDir);
+ u.setFileName(file);
+ text += QString("<a href=\"%1\"><img class=\"headimage\" src=\"%2.png\"></a>\n").arg(node->htmlUrl()).arg(u.url());
+ }
+ else text += "<div class=\"body\">";
+
+
+ if( !node->description().isEmpty() )
+ {
+ text += QString("<div dir=\"%1\">").arg(Utils::stripTags(directionOf(node->description())));
+ text += i18n("<b>Description:</b> %1<br><br>").arg(node->description());
+ text += "</div>\n"; // /description
+ }
+
+ if ( !node->htmlUrl().isEmpty() )
+ {
+ text += QString("<div dir=\"%1\">").arg(directionOf(node->htmlUrl()));
+ text += i18n("<b>Homepage:</b> <a href=\"%1\">%2</a>").arg(node->htmlUrl()).arg(node->htmlUrl());
+ text += "</div>\n"; // / link
+ }
+
+ //text += i18n("<b>Unread articles:</b> %1").arg(node->unread());
+ text += "</div>"; // /body
+
+ m_view->renderContent(text);
+ return true;
+ }
+
+ virtual bool visitFolder(Folder* node)
+ {
+ m_view->m_link = QString();
+
+ QString text;
+ text = QString("<div class=\"headerbox\" dir=\"%1\">\n").arg(QApplication::reverseLayout() ? "rtl" : "ltr");
+ text += QString("<div class=\"headertitle\" dir=\"%1\">%2").arg(directionOf(Utils::stripTags(node->title()))).arg(node->title());
+ if(node->unread() == 0)
+ text += i18n(" (no unread articles)");
+ else
+ text += i18n(" (1 unread article)", " (%n unread articles)", node->unread());
+ text += QString("</div>\n");
+ text += "</div>\n"; // /headerbox
+
+ m_view->renderContent(text);
+ return true;
+ }
+
+ virtual bool visitTagNode(TagNode* node)
+ {
+ m_view->m_link = QString();
+
+ QString text;
+ text = QString("<div class=\"headerbox\" dir=\"%1\">\n").arg(QApplication::reverseLayout() ? "rtl" : "ltr");
+ text += QString("<div class=\"headertitle\" dir=\"%1\">%2").arg(directionOf(Utils::stripTags(node->title()))).arg(node->title());
+ if(node->unread() == 0)
+ text += i18n(" (no unread articles)");
+ else
+ text += i18n(" (1 unread article)", " (%n unread articles)", node->unread());
+ text += QString("</div>\n");
+ text += "</div>\n"; // /headerbox
+
+ m_view->renderContent(text);
+ return true;
+ }
+
+ private:
+
+ ArticleViewer* m_view;
+};
+
+ArticleViewer::ArticleViewer(QWidget *parent, const char *name)
+ : Viewer(parent, name), m_htmlFooter(), m_currentText(), m_node(0), m_viewMode(NormalView)
+{
+ setJScriptEnabled(false);
+ setJavaEnabled(false);
+ setPluginsEnabled(false);
+
+ m_showSummaryVisitor = new ShowSummaryVisitor(this);
+ setXMLFile(locate("data", "akregator/articleviewer.rc"), true);
+
+ generateNormalModeCSS();
+ generateCombinedModeCSS();
+ new KAction( i18n("&Scroll Up"), QString::null, "Up", this, SLOT(slotScrollUp()), actionCollection(), "articleviewer_scroll_up" );
+ new KAction( i18n("&Scroll Down"), QString::null, "Down", this, SLOT(slotScrollDown()), actionCollection(), "articleviewer_scroll_down" );
+
+ connect(this, SIGNAL(selectionChanged()), this, SLOT(slotSelectionChanged()));
+
+ connect(kapp, SIGNAL(kdisplayPaletteChanged()), this, SLOT(slotPaletteOrFontChanged()) );
+ connect(kapp, SIGNAL(kdisplayFontChanged()), this, SLOT(slotPaletteOrFontChanged()) );
+
+ m_imageDir.setPath(KGlobal::dirs()->saveLocation("cache", "akregator/Media/"));
+ m_htmlFooter = "</body></html>";
+}
+
+ArticleViewer::~ArticleViewer()
+{
+ delete m_showSummaryVisitor;
+}
+
+void ArticleViewer::generateNormalModeCSS()
+{
+ const QColorGroup & cg = QApplication::palette().active();
+
+ // from kmail::headerstyle.cpp
+ m_normalModeCSS = QString(
+ "@media screen, print {"
+ "body {\n"
+ " font-family: \"%1\" ! important;\n"
+ " font-size: %2 ! important;\n"
+ " color: %3 ! important;\n"
+ " background: %4 ! important;\n"
+ "}\n\n").arg(Settings::standardFont())
+ .arg(QString::number(pointsToPixel(Settings::mediumFontSize()))+"px")
+ .arg(cg.text().name())
+ .arg(cg.base().name());
+ m_normalModeCSS += QString(
+ "a {\n"
+ + QString(" color: %1 ! important;\n")
+ + QString(!Settings::underlineLinks() ? " text-decoration: none ! important;\n" : "")
+ + "}\n\n"
+ +".headerbox {\n"
+ +" background: %2 ! important;\n"
+ +" color: %3 ! important;\n"
+ +" border:1px solid #000;\n"
+ +" margin-bottom: 10pt;\n"
+// +" width: 99%;\n"
+ + "}\n\n")
+ .arg(cg.link().name())
+ .arg(cg.background().name())
+ .arg(cg.text().name());
+
+ m_normalModeCSS += QString(".headertitle a:link { color: %1 ! important; }\n"
+ ".headertitle a:visited { color: %2 ! important; }\n"
+ ".headertitle a:hover{ color: %3 ! important; }\n"
+ ".headertitle a:active { color: %4 ! important; }\n")
+ .arg(cg.highlightedText().name())
+ .arg(cg.highlightedText().name())
+ .arg(cg.highlightedText().name())
+ .arg(cg.highlightedText().name());
+
+ m_normalModeCSS += QString(
+ ".headertitle {\n"
+ " background: %1 ! important;\n"
+ " padding:2px;\n"
+ " color: %2 ! important;\n"
+ " font-weight: bold;\n"
+ "}\n\n"
+ ".header {\n"
+ " font-weight: bold;\n"
+ " padding:2px;\n"
+ " margin-right: 5px;\n"
+ "}\n\n"
+ ".headertext {\n"
+ "}\n\n"
+ ".headimage {\n"
+ " float: right;\n"
+ " margin-left: 5px;\n"
+ "}\n\n").arg(cg.highlight().name())
+ .arg(cg.highlightedText().name());
+
+ m_normalModeCSS += QString(
+ "body { clear: none; }\n\n"
+ ".content {\n"
+ " display: block;\n"
+ " margin-bottom: 6px;\n"
+ "}\n\n"
+ // these rules make sure that there is no leading space between the header and the first of the text
+ ".content > P:first-child {\n margin-top: 1px; }\n"
+ ".content > DIV:first-child {\n margin-top: 1px; }\n"
+ ".content > BR:first-child {\n display: none; }\n"
+ "iframe {display: none !important; }\n"
+ "frame {display: none !important; }\n"
+ "frameset {display: none !important; }\n"
+ "object {display: none !important; }\n"
+ "applet {display: none !important; }\n"
+ "}\n\n"); // @media screen, print
+}
+
+void ArticleViewer::generateCombinedModeCSS()
+{
+ const QColorGroup & cg = QApplication::palette().active();
+
+ // from kmail::headerstyle.cpp
+ m_combinedModeCSS = QString (
+// "<style type=\"text/css\">\n"
+ "@media screen, print {"
+ "body {\n"
+ " font-family: \"%1\" ! important;\n"
+ " font-size: %2 ! important;\n"
+ " color: %3 ! important;\n"
+ " background: %4 ! important;\n"
+ "}\n\n").arg(Settings::standardFont())
+ .arg(QString::number(pointsToPixel(Settings::mediumFontSize()))+"px")
+ .arg(cg.text().name())
+ .arg(cg.base().name());
+ m_combinedModeCSS += (
+ "a {\n"
+ + QString(" color: %1 ! important;\n")
+ + QString(!Settings::underlineLinks() ? " text-decoration: none ! important;\n" : "")
+ + "}\n\n"
+ +".headerbox {\n"
+ +" background: %2 ! important;\n"
+ +" color: %3 ! important;\n"
+ +" border:1px solid #000;\n"
+ +" margin-bottom: 10pt;\n"
+// +" width: 99%;\n"
+ + "}\n\n")
+ .arg(cg.link().name())
+ .arg(cg.background().name())
+ .arg(cg.text().name());
+
+ m_combinedModeCSS += QString(".headertitle a:link { color: %1 ! important; }\n"
+ ".headertitle a:visited { color: %2 ! important; }\n"
+ ".headertitle a:hover{ color: %3 ! important; }\n"
+ ".headertitle a:active { color: %4 ! important; }\n")
+ .arg(cg.highlightedText().name())
+ .arg(cg.highlightedText().name())
+ .arg(cg.highlightedText().name())
+ .arg(cg.highlightedText().name());
+ m_combinedModeCSS += QString(
+ ".headertitle {\n"
+ " background: %1 ! important;\n"
+ " padding:2px;\n"
+ " color: %2 ! important;\n"
+ " font-weight: bold;\n"
+ "}\n\n"
+ ".header {\n"
+ " font-weight: bold;\n"
+ " padding:2px;\n"
+ " margin-right: 5px;\n"
+ "}\n\n"
+ ".headertext {\n"
+ "}\n\n"
+ ".headimage {\n"
+ " float: right;\n"
+ " margin-left: 5px;\n"
+ "}\n\n").arg(cg.highlight().name())
+ .arg(cg.highlightedText().name());
+
+ m_combinedModeCSS += QString(
+ "body { clear: none; }\n\n"
+ ".content {\n"
+ " display: block;\n"
+ " margin-bottom: 6px;\n"
+ "}\n\n"
+ // these rules make sure that there is no leading space between the header and the first of the text
+ ".content > P:first-child {\n margin-top: 1px; }\n"
+ ".content > DIV:first-child {\n margin-top: 1px; }\n"
+ ".content > BR:first-child {\n display: none; }\n"
+ "iframe {display: none !important; }\n"
+ "frame {display: none !important; }\n"
+ "frameset {display: none !important; }\n"
+ "object {display: none !important; }\n"
+ "applet {display: none !important; }\n"
+ "}\n\n"); // @media screen, print
+}
+
+void ArticleViewer::reload()
+{
+ beginWriting();
+ write(m_currentText);
+ endWriting();
+}
+
+bool ArticleViewer::openURL(const KURL& url)
+{
+ if (!m_article.isNull() && m_article.feed()->loadLinkedWebsite())
+ {
+ return Viewer::openURL(url);
+ }
+ else
+ {
+ reload();
+ return true;
+ }
+}
+
+void ArticleViewer::displayAboutPage()
+{
+ QString location = locate("data", "akregator/about/main.html");
+ QString content = KPIM::kFileToString(location);
+ content = content.arg( locate( "data", "libkdepim/about/kde_infopage.css" ) );
+ if ( kapp->reverseLayout() )
+ content = content.arg( "@import \"%1\";" ).arg( locate( "data", "libkdepim/about/kde_infopage_rtl.css" ) );
+ else
+ content = content.arg( "" );
+
+ begin(KURL( location ));
+ QString info =
+ i18n("%1: Akregator version; %2: help:// URL; %3: homepage URL; "
+ "--- end of comment ---",
+ "<h2 style='margin-top: 0px;'>Welcome to Akregator %1</h2>"
+ "<p>Akregator is an RSS feed aggregator for the K Desktop Environment. "
+ "Feed aggregators provide a convenient way to browse different kinds of "
+ "content, including news, blogs, and other content from online sites. "
+ "Instead of checking all your favorite web sites manually for updates, "
+ "Akregator collects the content for you.</p>"
+ "<p>For more information about using Akregator, check the "
+ "<a href=\"%3\">Akregator website</a>. If you do not want to see this page anymore, <a href=\"config:/disable_introduction\">click here</a>.</p>"
+ "<p>We hope that you will enjoy Akregator.</p>\n"
+ "<p>Thank you,</p>\n"
+ "<p style='margin-bottom: 0px'>&nbsp; &nbsp; The Akregator Team</p>\n")
+ .arg(AKREGATOR_VERSION) // Akregator version
+ .arg("http://akregator.kde.org/"); // Akregator homepage URL
+
+ QString fontSize = QString::number( pointsToPixel( Settings::mediumFontSize() ));
+ QString appTitle = i18n("Akregator");
+ QString catchPhrase = ""; //not enough space for a catch phrase at default window size i18n("Part of the Kontact Suite");
+ QString quickDescription = i18n("An RSS feed reader for the K Desktop Environment.");
+ write(content.arg(fontSize).arg(appTitle).arg(catchPhrase).arg(quickDescription).arg(info));
+ end();
+}
+
+QString ArticleViewer::formatArticleNormalMode(Feed* feed, const Article& article)
+{
+ QString text;
+ text = QString("<div class=\"headerbox\" dir=\"%1\">\n").arg(QApplication::reverseLayout() ? "rtl" : "ltr");
+
+ if (!article.title().isEmpty())
+ {
+ text += QString("<div class=\"headertitle\" dir=\"%1\">\n").arg(directionOf(Utils::stripTags(article.title())));
+ if (article.link().isValid())
+ text += "<a href=\""+article.link().url()+"\">";
+ text += article.title().replace("<", "&lt;").replace(">", "&gt;"); // TODO: better leave things escaped in the parser
+ if (article.link().isValid())
+ text += "</a>";
+ text += "</div>\n";
+ }
+ if (article.pubDate().isValid())
+ {
+ text += QString("<span class=\"header\" dir=\"%1\">").arg(directionOf(i18n("Date")));
+ text += QString ("%1:").arg(i18n("Date"));
+ text += "</span><span class=\"headertext\">";
+ text += KGlobal::locale()->formatDateTime(article.pubDate(), false, false)+"</span>\n"; // TODO: might need RTL?
+ }
+ QString author = article.author();
+ if (!author.isEmpty())
+ {
+ text += QString("<br/><span class=\"header\" dir=\"%1\">").arg(directionOf(i18n("Author")));
+ text += QString ("%1:").arg(i18n("Author"));
+ text += "</span><span class=\"headertext\">";
+ text += author+"</span>\n"; // TODO: might need RTL?
+ }
+ text += "</div>\n"; // end headerbox
+
+ if (feed && !feed->image().isNull())
+ {
+ QString file = Utils::fileNameForUrl(feed->xmlUrl());
+ KURL u(m_imageDir);
+ u.setFileName(file);
+ text += QString("<a href=\"%1\"><img class=\"headimage\" src=\"%2.png\"></a>\n").arg(feed->htmlUrl()).arg(u.url());
+ }
+
+
+
+ if (!article.description().isEmpty())
+ {
+ text += QString("<div dir=\"%1\">").arg(directionOf(Utils::stripTags(article.description())) );
+ text += "<span class=\"content\">"+article.description()+"</span>";
+ text += "</div>";
+ }
+
+ text += "<div class=\"body\">";
+
+ if (article.commentsLink().isValid())
+ {
+ text += "<a class=\"contentlink\" href=\"";
+ text += article.commentsLink().url();
+ text += "\">" + i18n( "Comments");
+ if (article.comments())
+ {
+ text += " ("+ QString::number(article.comments()) +")";
+ }
+ text += "</a>";
+ }
+
+ if (article.link().isValid() || (article.guidIsPermaLink() && KURL(article.guid()).isValid()))
+ {
+ text += "<p><a class=\"contentlink\" href=\"";
+ // in case link isn't valid, fall back to the guid permaLink.
+ if (article.link().isValid())
+ {
+ text += article.link().url();
+ }
+ else
+ {
+ text += article.guid();
+ }
+ text += "\">" + i18n( "Complete Story" ) + "</a></p>";
+ }
+ text += "</div>";
+
+ if (!article.enclosure().isNull())
+ {
+ //QString url = article.enclosure().url();
+ //QString type = article.enclosure().type();
+ //int length = article.enclosure().length();
+ //QString lengthStr = KIO::convertSize(length);
+
+ //text += QString("<hr><div><a href=\"%1\">%2</a> (%3, %4)</div>").arg(url).arg(url).arg(lengthStr).arg(type);
+ }
+ //kdDebug() << text << endl;
+ return text;
+
+}
+
+QString ArticleViewer::formatArticleCombinedMode(Feed* feed, const Article& article)
+{
+ QString text;
+ text = QString("<div class=\"headerbox\" dir=\"%1\">\n").arg(QApplication::reverseLayout() ? "rtl" : "ltr");
+
+ KURL link = article.link();
+
+ if (!article.title().isEmpty())
+ {
+ text += QString("<div class=\"headertitle\" dir=\"%1\">\n").arg(directionOf(Utils::stripTags(article.title())));
+ if (link.isValid())
+ text += "<a href=\""+link.url()+"\">";
+ text += article.title().replace("<", "&lt;").replace(">", "&gt;"); // TODO: better leave things escaped in the parser
+ if (link.isValid())
+ text += "</a>";
+ text += "</div>\n";
+ }
+ if (article.pubDate().isValid())
+ {
+ text += QString("<span class=\"header\" dir=\"%1\">").arg(directionOf(i18n("Date")));
+ text += QString ("%1:").arg(i18n("Date"));
+ text += "</span><span class=\"headertext\">";
+ text += KGlobal::locale()->formatDateTime(article.pubDate(), false, false)+"</span>\n"; // TODO: might need RTL?
+ }
+
+ QString author = article.author();
+ if (!author.isEmpty())
+ {
+ text += QString("<br/><span class=\"header\" dir=\"%1\">").arg(directionOf(i18n("Author")));
+ text += QString ("%1:").arg(i18n("Author"));
+ text += "</span><span class=\"headertext\">";
+ text += author+"</span>\n"; // TODO: might need RTL?
+ }
+
+ text += "</div>\n"; // end headerbox
+
+ if (feed && !feed->image().isNull())
+ {
+ QString file = Utils::fileNameForUrl(feed->xmlUrl());
+ KURL u(m_imageDir);
+ u.setFileName(file);
+ text += QString("<a href=\"%1\"><img class=\"headimage\" src=\"%2.png\"></a>\n").arg(feed->htmlUrl()).arg(u.url());
+ }
+
+
+
+ if (!article.description().isEmpty())
+ {
+ text += QString("<div dir=\"%1\">").arg(directionOf(Utils::stripTags(article.description())) );
+ text += "<span class=\"content\">"+article.description()+"</span>";
+ text += "</div>";
+ }
+
+ text += "<div class=\"body\">";
+
+ if (article.commentsLink().isValid())
+ {
+ text += "<a class=\"contentlink\" href=\"";
+ text += article.commentsLink().url();
+ text += "\">" + i18n( "Comments");
+ if (article.comments())
+ {
+ text += " ("+ QString::number(article.comments()) +")";
+ }
+ text += "</a>";
+ }
+
+ if (link.isValid() || (article.guidIsPermaLink() && KURL(article.guid()).isValid()))
+ {
+ text += "<p><a class=\"contentlink\" href=\"";
+ // in case link isn't valid, fall back to the guid permaLink.
+ if (link.isValid())
+ {
+ text += link.url();
+ }
+ else
+ {
+ text += article.guid();
+ }
+ text += "\">" + i18n( "Complete Story" ) + "</a></p>";
+ }
+ text += "</div>";
+ //kdDebug() << text << endl;
+ return text;
+
+}
+
+void ArticleViewer::renderContent(const QString& text)
+{
+ closeURL();
+ m_currentText = text;
+ beginWriting();
+ //kdDebug() << text << endl;
+ write(text);
+ endWriting();
+}
+
+void ArticleViewer::beginWriting()
+{
+ QString head = QString("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n <html><head><title>.</title></head>");
+ view()->setContentsPos(0,0);
+ begin(m_link);
+ setUserStyleSheet(m_viewMode == CombinedView ? m_combinedModeCSS : m_normalModeCSS);
+ write(head);
+}
+
+void ArticleViewer::endWriting()
+{
+ write(m_htmlFooter);
+ //kdDebug() << m_htmlFooter << endl;
+ end();
+}
+
+void ArticleViewer::slotShowSummary(TreeNode* node)
+{
+ m_viewMode = SummaryView;
+
+ if (!node)
+ {
+ slotClear();
+ return;
+ }
+
+ if (node != m_node)
+ {
+ disconnectFromNode(m_node);
+ connectToNode(node);
+ m_node = node;
+ }
+ m_showSummaryVisitor->visit(node);
+}
+
+
+void ArticleViewer::slotShowArticle(const Article& article)
+{
+ m_viewMode = NormalView;
+ disconnectFromNode(m_node);
+ m_article = article;
+ m_node = 0;
+ m_link = article.link();
+ if (article.feed()->loadLinkedWebsite())
+ openURL(article.link());
+ else
+ renderContent( formatArticleNormalMode(article.feed(), article) );
+}
+
+void ArticleViewer::slotSetFilter(const Akregator::Filters::ArticleMatcher& textFilter, const Akregator::Filters::ArticleMatcher& statusFilter)
+{
+ if (m_statusFilter == statusFilter && m_textFilter == textFilter)
+ return;
+
+ m_textFilter = textFilter;
+ m_statusFilter = statusFilter;
+
+ slotUpdateCombinedView();
+}
+
+void ArticleViewer::slotUpdateCombinedView()
+{
+ if (m_viewMode != CombinedView)
+ return;
+
+ if (!m_node)
+ return slotClear();
+
+ QValueList<Article> articles = m_node->articles();
+ qHeapSort(articles);
+ QValueList<Article>::ConstIterator end = articles.end();
+ QValueList<Article>::ConstIterator it = articles.begin();
+
+ QString text;
+
+ int num = 0;
+ QTime spent;
+ spent.start();
+
+ for ( ; it != end; ++it)
+ {
+ if ( !(*it).isDeleted() && m_textFilter.matches(*it) && m_statusFilter.matches(*it) )
+ {
+ text += "<p><div class=\"article\">"+formatArticleCombinedMode(0, *it)+"</div><p>";
+ ++num;
+ }
+ }
+ //kdDebug() << "Combined view rendering: (" << num << " articles):\n" << "generating HTML: " << spent.elapsed() << "ms " << endl;
+ renderContent(text);
+ //kdDebug() << "HTML rendering: " << spent.elapsed() << "ms" << endl;
+
+
+}
+
+void ArticleViewer::slotArticlesUpdated(TreeNode* /*node*/, const QValueList<Article>& /*list*/)
+{
+ if (m_viewMode == CombinedView)
+ slotUpdateCombinedView();
+}
+
+void ArticleViewer::slotArticlesAdded(TreeNode* /*node*/, const QValueList<Article>& /*list*/)
+{
+}
+
+void ArticleViewer::slotArticlesRemoved(TreeNode* /*node*/, const QValueList<Article>& /*list*/)
+{
+}
+
+/* testingtesting :)
+void ArticleViewer::slotPopupMenu(KXMLGUIClient*, const QPoint& p, const KURL& kurl, const KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t)
+{
+ kdDebug() << m_link << endl;
+ kdDebug() << kurl.url() << endl;
+}*/
+
+
+void ArticleViewer::slotClear()
+{
+ disconnectFromNode(m_node);
+ m_node = 0;
+ m_article = Article();
+
+ renderContent(QString());
+}
+
+void ArticleViewer::slotShowNode(TreeNode* node)
+{
+ m_viewMode = CombinedView;
+
+ if (node != m_node)
+ disconnectFromNode(m_node);
+
+ connectToNode(node);
+
+ m_article = Article();
+ m_node = node;
+
+ if (node && !node->articles().isEmpty())
+ m_link = node->articles().first().link();
+ else
+ m_link = KURL();
+
+ slotUpdateCombinedView();
+}
+
+void ArticleViewer::keyPressEvent(QKeyEvent* e)
+{
+ e->ignore();
+}
+
+void ArticleViewer::urlSelected(const QString &url, int button, int state, const QString& _target, KParts::URLArgs args)
+{
+ if(url == "config:/disable_introduction") {
+ if(KMessageBox::questionYesNo( widget(), i18n("Are you sure you want to disable this introduction page?"), i18n("Disable Introduction Page"), i18n("Disable"), i18n("Keep Enabled") ) == KMessageBox::Yes) {
+ KConfig *conf = Settings::self()->config();
+ conf->setGroup("General");
+ conf->writeEntry("Disable Introduction", "true");
+ }
+ }
+ else
+ Viewer::urlSelected(url, button, state, _target, args);
+}
+
+void ArticleViewer::slotPaletteOrFontChanged()
+{
+ generateNormalModeCSS();
+ generateCombinedModeCSS();
+ reload();
+}
+
+void ArticleViewer::connectToNode(TreeNode* node)
+{
+ if (node)
+ {
+ if (m_viewMode == CombinedView)
+ {
+// connect( node, SIGNAL(signalChanged(TreeNode*)), this, SLOT(slotUpdateCombinedView() ) );
+ connect( node, SIGNAL(signalArticlesAdded(TreeNode*, const QValueList<Article>&)), this, SLOT(slotArticlesAdded(TreeNode*, const QValueList<Article>&)));
+ connect( node, SIGNAL(signalArticlesRemoved(TreeNode*, const QValueList<Article>&)), this, SLOT(slotArticlesRemoved(TreeNode*, const QValueList<Article>&)));
+ connect( node, SIGNAL(signalArticlesUpdated(TreeNode*, const QValueList<Article>&)), this, SLOT(slotArticlesUpdated(TreeNode*, const QValueList<Article>&)));
+ }
+ if (m_viewMode == SummaryView)
+ connect( node, SIGNAL(signalChanged(TreeNode*)), this, SLOT(slotShowSummary(TreeNode*) ) );
+
+ connect( node, SIGNAL(signalDestroyed(TreeNode*)), this, SLOT(slotClear() ) );
+ }
+}
+
+void ArticleViewer::disconnectFromNode(TreeNode* node)
+{
+ if (node)
+ {
+// disconnect( node, SIGNAL(signalChanged(TreeNode*)), this, SLOT(slotUpdateCombinedView() ) );
+ disconnect( node, SIGNAL(signalDestroyed(TreeNode*)), this, SLOT(slotClear() ) );
+ disconnect( node, SIGNAL(signalChanged(TreeNode*)), this, SLOT(slotShowSummary(TreeNode*) ) );
+ disconnect( node, SIGNAL(signalArticlesAdded(TreeNode*, const QValueList<Article>&)), this, SLOT(slotArticlesAdded(TreeNode*, const QValueList<Article>&)));
+ disconnect( node, SIGNAL(signalArticlesRemoved(TreeNode*, const QValueList<Article>&)), this, SLOT(slotArticlesRemoved(TreeNode*, const QValueList<Article>&)));
+ disconnect( node, SIGNAL(signalArticlesUpdated(TreeNode*, const QValueList<Article>&)), this, SLOT(slotArticlesUpdated(TreeNode*, const QValueList<Article>&)));
+
+ }
+}
+
+}
+#include "articleviewer.moc"
+