Initial commit

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

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                                 *
+ *   smt@vfemail.net                                                       *
+ *                                                                         *
+ *   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"