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Diffstat (limited to 'src/pageviewer.cpp')
| -rw-r--r-- | src/pageviewer.cpp | 387 |
1 files changed, 387 insertions, 0 deletions
diff --git a/src/pageviewer.cpp b/src/pageviewer.cpp new file mode 100644 index 0000000..2af253b --- /dev/null +++ b/src/pageviewer.cpp @@ -0,0 +1,387 @@ +/*************************************************************************** + * Copyright (C) 2004 by Sashmit Bhaduri * + * [email protected] * + * * + * Licensed under GPL. * + ***************************************************************************/ + +//#include "akregatorconfig.h" +//#include "feediconmanager.h" +#include "pageviewer.h" + +#include <kaction.h> +#include <kbookmarkmanager.h> +#include <khtml_settings.h> +#include <kiconloader.h> +#include <klocale.h> +#include <kpopupmenu.h> + + +#include <qmetaobject.h> +#include <private/qucomextra_p.h> + +using namespace KlamAV; + +PageViewer::PageViewer(QWidget *parent, const char *name) + : Viewer(parent, name) +{ + // this hack is necessary since the part looks for []HTML Settings] in + // KGlobal::config() by default, which is wrong when running in Kontact + KHTMLSettings* s = const_cast<KHTMLSettings*> (settings()); + //s->init(Settings::self()->config()); + s->init(); + //setXMLFile(locate("data", "akregator/pageviewer.rc"), true); + + m_backAction = new KToolBarPopupAction(i18n("Back"), "back", 0, this, SLOT(slotBack()), actionCollection(), "pageviewer_back"); + + connect(m_backAction->popupMenu(), SIGNAL(aboutToShow()), + this, SLOT(slotBackAboutToShow())); + connect(m_backAction->popupMenu(), SIGNAL(activated(int)), + this, SLOT(slotPopupActivated(int))); + + + m_forwardAction = new KToolBarPopupAction(i18n("Forward"), "forward", 0, this, SLOT(slotForward()), actionCollection(), "pageviewer_forward"); + + connect(m_forwardAction->popupMenu(), SIGNAL(aboutToShow()), + this, SLOT(slotForwardAboutToShow())); + connect(m_forwardAction->popupMenu(), SIGNAL(activated(int)), + this, SLOT(slotPopupActivated(int))); + + m_reloadAction = new KAction(i18n("Reload"), "reload", 0, + this, SLOT(slotReload()), + actionCollection(), "pageviewer_reload"); + m_stopAction = new KAction(i18n("Stop"), "stop", 0, + this, SLOT(slotStop()), + actionCollection(), "pageviewer_stop"); + + //connect( this, SIGNAL(popupMenu(const QString &, const QPoint &)), this, SLOT(slotPopupMenu(const QString &, const QPoint &))); + + m_backAction->setEnabled(false); + m_forwardAction->setEnabled(false); + m_stopAction->setEnabled(false); + + connect(this, SIGNAL(started(KIO::Job *)), this, SLOT(slotStarted(KIO::Job* ))); + connect(this, SIGNAL(completed()), this, SLOT(slotCompleted())); + connect(this, SIGNAL(canceled(const QString &)), this, SLOT(slotCancelled(const QString &))); + + connect(browserExtension(), + SIGNAL(openURLRequest(const KURL&, const KParts::URLArgs&)), + this, + SLOT(formClicked(const KURL&, const KParts::URLArgs&))); + + m_current = m_history.end(); + m_restoring = false; + // uncomment this to load konq plugins (doesn't work properly and clutters the GUI) + //loadPlugins( partObject(), this, instance() ); +} + +// Taken from KDevelop (lib/widgets/kdevhtmlpart.cpp) +void PageViewer::slotBack() +{ + if ( m_current != m_history.begin() ) + { + --m_current; + m_restoring = true; + openURL( (*m_current).url ); + m_restoring = false; + } +} + +// Taken from KDevelop (lib/widgets/kdevhtmlpart.cpp) +void PageViewer::slotForward() +{ + if ( m_current != m_history.fromLast() ) + { + ++m_current; + m_restoring = true; + openURL( (*m_current).url ); + m_restoring = false; + } +} + +void PageViewer::slotBackAboutToShow() +{ + KPopupMenu *popup = m_backAction->popupMenu(); + popup->clear(); + + if ( m_current == m_history.begin() ) + return; + + QValueList<PageViewerHistoryEntry>::Iterator it = m_current; + --it; + + int i = 0; + while( i < 10 ) + { + if ( it == m_history.begin() ) + { + popup->insertItem( (*it).title, (*it).id ); + return; + } + + popup->insertItem( (*it).title, (*it).id ); + ++i; + --it; + } +} + +void PageViewer::slotForwardAboutToShow() +{ + KPopupMenu *popup = m_forwardAction->popupMenu(); + popup->clear(); + + if ( m_current == m_history.fromLast() ) + return; + + QValueList<PageViewerHistoryEntry>::Iterator it = m_current; + ++it; + + int i = 0; + while( i < 10 ) + { + if ( it == m_history.fromLast() ) + { + popup->insertItem( (*it).title, (*it).id ); + return; + } + + popup->insertItem( (*it).title, (*it).id ); + ++i; + ++it; + } +} + + +void PageViewer::slotReload() +{ + openURL( url() ); +} + +void PageViewer::slotStop() +{ + closeURL(); +} + +// Taken from KDevelop (lib/widgets/kdevhtmlpart.cpp) +bool PageViewer::openURL(const KURL &url) +{ + Viewer::openURL(url); + + if (!m_restoring) + addHistoryEntry(url); + + m_backAction->setEnabled( m_current != m_history.begin() ); + m_forwardAction->setEnabled( m_current != m_history.fromLast() ); + + /* QString favicon = FeedIconManager::self()->iconLocation(url); + if (!favicon.isEmpty()) + emit setTabIcon(QPixmap(KGlobal::dirs()->findResource("cache", favicon+".png"))); + else + emit setTabIcon(SmallIcon("html")); + */ + return true; +} + +void PageViewer::slotOpenURLRequest(const KURL& url, const KParts::URLArgs& args) +{ + if (args.frameName == "_blank") // apparently this indicates that the MMB was pressed... + Viewer::slotOpenURLRequest(url, args); + else + openURL(url); +} + +void PageViewer::slotPopupActivated( int id ) +{ + QValueList<PageViewerHistoryEntry>::Iterator it = m_history.begin(); + while( it != m_history.end() ) + { + if ( (*it).id == id ) + { + m_current = it; + m_restoring = true; + openURL( (*m_current).url ); + m_restoring = false; + return; + } + ++it; + } +} + +// Taken from KDevelop (lib/widgets/kdevhtmlpart.cpp) +void PageViewer::addHistoryEntry(const KURL& url) +{ + QValueList<PageViewerHistoryEntry>::Iterator it = m_current; + + // if We're not already the last entry, we truncate the list here before adding an entry + if ( it != m_history.end() && it != m_history.fromLast() ) + { + m_history.erase( ++it, m_history.end() ); + } + PageViewerHistoryEntry newEntry( url, url.url() ); + //kdDebug() << "PageViewer::addHistoryEntry() " << url.url() << endl; + + // Only save the new entry if it is different from the last + if ( newEntry.url != (*m_current).url ) + { + m_history.append( newEntry ); + m_current = m_history.fromLast(); + } +} + +// Taken from KDevelop (lib/widgets/kdevhtmlpart.cpp) +void PageViewer::slotStarted( KIO::Job * ) +{ + m_stopAction->setEnabled(true); +} + +// Taken from KDevelop (lib/widgets/kdevhtmlpart.cpp) +void PageViewer::slotCompleted( ) +{ + m_stopAction->setEnabled(false); +} + +// Taken from KDevelop (lib/widgets/kdevhtmlpart.cpp) +void PageViewer::slotCancelled( const QString & /*errMsg*/ ) +{ + m_stopAction->setEnabled(false); +} + + +void PageViewer::slotSetCaption(const QString& cap) { + m_caption = cap; + (*m_current).title = cap; +} + +void PageViewer::slotPaletteOrFontChanged() +{ + //kdDebug() << "PageViewer::slotPaletteOrFontChanged()" << endl; + // taken from KonqView (kdebase/konqueror/konq_view.cc) + + QObject *obj = KParts::BrowserExtension::childObject(this); + if ( !obj ) // not all views have a browser extension ! + return; + + int id = obj->metaObject()->findSlot("reparseConfiguration()"); + if (id == -1) + return; + QUObject o[1]; + + obj->qt_invoke(id, o); + + // this hack is necessary since the part looks for []HTML Settings] in + // KGlobal::config() by default, which is wrong when running in Kontact + // NOTE: when running in Kontact, immediate updating doesn't work + KHTMLSettings* s = const_cast<KHTMLSettings*> (settings()); + //s->init(Settings::self()->config()); + s->init(); +} + +void PageViewer::slotGlobalBookmarkArticle() +{ + KBookmarkManager *mgr = KBookmarkManager::userBookmarksManager(); + KBookmarkGroup grp = mgr->root(); + grp.addBookmark(mgr, m_caption, toplevelURL()); + mgr->save(); +} + + +void PageViewer::slotPopupMenu(KXMLGUIClient*, const QPoint& p, const KURL& kurl, const KParts::URLArgs&, KParts::BrowserExtension::PopupFlags, mode_t) +{ + m_url = kurl; + QString url = kurl.url(); // maximal url confusion + + // if true show popup menu for link. Maybe that doesn't work properly when using frames + bool isLink = kurl != Viewer::url(); + +// KPopupMenu popup( i18n( "Documentation Viewer" ), this->widget() ); + KPopupMenu popup(this->widget()); + +// bool needSep = false; + int idNewWindow = -2; + if (isLink) + { + idNewWindow = popup.insertItem(SmallIcon("tab_new"),i18n("Open Link in New &Tab"), this, SLOT(slotOpenLinkInForegroundTab())); + popup.setWhatsThis(idNewWindow, i18n("<b>Open Link in New Tab</b><p>Opens current link in a new tab.")); + popup.insertItem(SmallIcon("window_new"), i18n("Open Link in External &Browser"), this, SLOT(slotOpenLinkInBrowser())); + + popup.insertSeparator(); + + KAction *savelinkas = action("savelinkas"); + + if (savelinkas) + savelinkas->plug( &popup); + + KAction* copylinkaddress = action("copylinkaddress"); + if (copylinkaddress) + { + copylinkaddress->plug( &popup); + popup.insertSeparator(); + } + } + else // we are not on a link + { + + m_backAction->plug( &popup ); + m_forwardAction->plug( &popup ); + m_reloadAction->plug(&popup); + m_stopAction->plug(&popup); + + popup.insertSeparator(); + action("viewer_copy")->plug(&popup); + popup.insertSeparator(); + + KAction* incFontAction = this->action("incFontSizes"); + KAction* decFontAction = this->action("decFontSizes"); + if ( incFontAction && decFontAction ) + { + incFontAction->plug( &popup ); + decFontAction->plug( &popup ); + popup.insertSeparator(); + } + + popup.insertItem(SmallIcon("window_new"), i18n("Open Page in External Browser"), this, SLOT(slotOpenLinkInBrowser())); + + action("viewer_print")->plug(&popup); + popup.insertSeparator(); + + KAction *ac = action("setEncoding"); + if (ac) + ac->plug(&popup); + popup.insertItem(SmallIcon("bookmark_add"),i18n("Add to Konqueror Bookmarks"), this, SLOT(slotGlobalBookmarkArticle())); + } + + int r = popup.exec(p); + + if (r == idNewWindow) + { + KURL kurl; + if (!KURL(url).path().startsWith("/")) + { + //kdDebug() << "processing relative url: " << url << endl; + if (url.startsWith("#")) + { + kurl = KURL(PageViewer::url()); + kurl.setRef(url.mid(1)); + } + else + kurl = KURL(PageViewer::url().upURL().url(true)+url); + } + else + kurl = KURL(url); +// kurl.addPath(url); +/* if (kurl.isValid()) + slotOpenInNewWindow(kurl);*/ +// // openURL( kurl ); + } +} + +void PageViewer::formClicked(const KURL& url, const KParts::URLArgs& args) +{ + if (args.doPost()) { + browserExtension()->setURLArgs(args); + openURL(url); + } +} + +// vim: ts=4 sw=4 et +#include "pageviewer.moc" |