Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 200 insertions, 0 deletions

diff --git a/khelpcenter/scrollkeepertreebuilder.cpp b/khelpcenter/scrollkeepertreebuilder.cpp
new file mode 100644
index 000000000..b2a363eab
--- /dev/null
+++ b/khelpcenter/scrollkeepertreebuilder.cpp
@@ -0,0 +1,200 @@
+/*
+ *  This file is part of the KDE Help Center
+ *
+ *  Copyright (C) 1999 Matthias Elter (me@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 "scrollkeepertreebuilder.h"
+
+#include "navigatoritem.h"
+#include "docentry.h"
+
+#include <kapplication.h>
+#include <kconfig.h>
+#include <kdebug.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <kprocio.h>
+
+#include <qdom.h>
+#include <qfile.h>
+#include <qregexp.h>
+
+using namespace KHC;
+
+ScrollKeeperTreeBuilder::ScrollKeeperTreeBuilder( QObject *parent, const char *name )
+	: QObject( parent, name )
+{
+	loadConfig();
+}
+
+void ScrollKeeperTreeBuilder::loadConfig()
+{
+  KConfig *cfg = kapp->config();
+  {
+    KConfigGroupSaver groupSaver( cfg, "ScrollKeeper" );
+    mShowEmptyDirs = cfg->readBoolEntry( "ShowEmptyDirs", false );
+  }
+}
+
+NavigatorItem *ScrollKeeperTreeBuilder::build( NavigatorItem *parent,
+                                               NavigatorItem *after )
+{
+  QString lang = KGlobal::locale()->language();
+
+  kdDebug(1400) << "ScrollKeeper language: " << lang << endl;
+
+  KProcIO proc;
+  proc << "scrollkeeper-get-content-list";
+  proc << lang;
+  connect(&proc,SIGNAL(readReady(KProcIO *)),SLOT(getContentsList(KProcIO *)));
+  if (!proc.start(KProcess::Block)) {
+    kdDebug(1400) << "Could not execute scrollkeeper-get-content-list" << endl;
+    return 0;
+  }
+
+  if (!QFile::exists(mContentsList)) {
+    kdDebug(1400) << "Scrollkeeper contents file '" << mContentsList
+      << "' does not exist." << endl;
+    return 0;
+  }
+
+  QDomDocument doc("ScrollKeeperContentsList");
+  QFile f(mContentsList);
+  if ( !f.open( IO_ReadOnly ) )
+    return 0;
+  if ( !doc.setContent( &f ) ) {
+    f.close();
+    return 0;
+  }
+  f.close();
+
+  // Create top-level item
+  mItems.append(parent);
+
+  QDomElement docElem = doc.documentElement();
+
+  NavigatorItem *result = 0;
+
+  QDomNode n = docElem.firstChild();
+  while( !n.isNull() ) {
+    QDomElement e = n.toElement();
+    if( !e.isNull() ) {
+      if (e.tagName() == "sect") {
+        NavigatorItem *createdItem;
+        insertSection( parent, after, e, createdItem );
+        if ( createdItem ) result = createdItem;
+      }
+    }
+    n = n.nextSibling();
+  }
+
+  return result;
+}
+
+void ScrollKeeperTreeBuilder::getContentsList( KProcIO *proc )
+{
+  QString filename;
+  proc->readln( filename, true );
+
+  mContentsList = filename;
+}
+
+int ScrollKeeperTreeBuilder::insertSection( NavigatorItem *parent,
+                                            NavigatorItem *after,
+                                            const QDomNode &sectNode,
+                                            NavigatorItem *&sectItem )
+{
+  DocEntry *entry = new DocEntry( "", "", "contents2" );
+  sectItem = new NavigatorItem( entry, parent, after );
+  sectItem->setAutoDeleteDocEntry( true );
+  mItems.append( sectItem );
+
+  int numDocs = 0;  // Number of docs created in this section
+
+  QDomNode n = sectNode.firstChild();
+  while( !n.isNull() ) {
+    QDomElement e = n.toElement();
+    if( !e.isNull() ) {
+      if ( e.tagName() == "title" ) {
+        entry->setName( e.text() );
+        sectItem->updateItem();
+      } else if (e.tagName() == "sect") {
+        NavigatorItem *created;
+        numDocs += insertSection( sectItem, 0, e, created );
+      } else if (e.tagName() == "doc") {
+        insertDoc(sectItem,e);
+        ++numDocs;
+      }
+    }
+    n = n.nextSibling();
+  }
+
+  // Remove empty sections
+  if (!mShowEmptyDirs && numDocs == 0) {
+    delete sectItem;
+    sectItem = 0;
+  }
+
+  return numDocs;
+}
+
+void ScrollKeeperTreeBuilder::insertDoc( NavigatorItem *parent,
+                                         const QDomNode &docNode )
+{
+  DocEntry *entry = new DocEntry( "", "", "document2" );
+  NavigatorItem *docItem = new NavigatorItem( entry, parent );
+  docItem->setAutoDeleteDocEntry( true );
+  mItems.append( docItem );
+
+  QString url;
+
+  QDomNode n = docNode.firstChild();
+  while( !n.isNull() ) {
+    QDomElement e = n.toElement();
+    if( !e.isNull() ) {
+      if ( e.tagName() == "doctitle" ) {
+        entry->setName( e.text() );
+        docItem->updateItem();
+      } else if ( e.tagName() == "docsource" ) {
+        url.append( e.text() );
+      } else if ( e.tagName() == "docformat" ) {
+        QString mimeType = e.text();
+        if ( mimeType == "text/html") {
+          // Let the HTML part figure out how to get the doc
+        } else if ( mimeType == "text/xml" ) {
+          if ( url.left( 5 ) == "file:" ) url = url.mid( 5 );
+          url.prepend( "ghelp:" );
+#if 0
+          url.replace( QRegExp( ".xml$" ), ".html" );
+#endif
+        } else if ( mimeType == "text/sgml" ) {
+          // GNOME docs use this type. We don't have a real viewer for this.
+          url.prepend( "file:" );
+        } else if ( mimeType.left(5) == "text/" ) {
+          url.prepend( "file:" );
+        }
+      }
+    }
+    n = n.nextSibling();
+  }
+
+  entry->setUrl( url );
+}
+
+#include "scrollkeepertreebuilder.moc"
+// vim:sw=2:ts=2:et