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/kdewebdev@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 1185 insertions, 0 deletions

diff --git a/quanta/src/quantaview.cpp b/quanta/src/quantaview.cpp
new file mode 100644
index 00000000..39cff3bc
--- /dev/null
+++ b/quanta/src/quantaview.cpp
@@ -0,0 +1,1185 @@
+/***************************************************************************
+                          quantaview.cpp  -  description
+                             -------------------
+    begin                : ���� 9 13:29:57 EEST 2000
+    copyright            : (C) 2000 by Dmitry Poplavsky & Alexander Yakovlev & Eric Laffoon <pdima@users.sourceforge.net,yshurik@linuxfan.com,sequitur@easystreet.com>
+                           (C) 2001-2005 Andras Mantia <amantia@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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+// include files for Qt
+#include <qprinter.h>
+#include <qpainter.h>
+#include <qtabbar.h>
+#include <qtabwidget.h>
+#include <qtimer.h>
+#include <qlayout.h>
+#include <qwidgetstack.h>
+#include <qdom.h>
+#include <qfile.h>
+#include <qevent.h>
+#include <qwidget.h>
+#include <qsplitter.h>
+#include <qpoint.h>
+#include <qscrollview.h>
+
+// include files for KDE
+#include <kaction.h>
+#include <kdebug.h>
+#include <kdirwatch.h>
+#include <khtmlview.h>
+#include <klocale.h>
+#include <kstandarddirs.h>
+#include <kmenubar.h>
+#include <kiconloader.h>
+#include <kmessagebox.h>
+#include <kurldrag.h>
+#include <kdeversion.h>
+#include <kparts/partmanager.h>
+#include <kstatusbar.h>
+
+#include "undoredo.h"
+#include "kafkacommon.h"
+#include "wkafkapart.h"
+
+#include <ktexteditor/document.h>
+#include <ktexteditor/selectioninterface.h>
+#include <ktexteditor/selectioninterfaceext.h>
+#include <ktexteditor/view.h>
+#include <ktexteditor/viewcursorinterface.h>
+
+// application specific includes
+#include "document.h"
+#include "resource.h"
+#include "quantaview.h"
+#include "quanta.h"
+#include "quantacommon.h"
+#include "qextfileinfo.h"
+#include "viewmanager.h"
+
+#include "tagaction.h"
+#include "toolbartabwidget.h"
+#include "quantaplugin.h"
+#include "project.h"
+#include "structtreeview.h"
+
+#include "tagdialog.h"
+
+extern int NN;
+extern QValueList<Node*> nodes;
+
+QuantaView::QuantaView(QWidget *parent, const char *name, const QString &caption )
+  : KMdiChildView(parent, name)
+  , m_document(0L)
+  , m_plugin(0L)
+  , m_customWidget(0L)
+  , m_kafkaDocument(0L)
+  , m_currentFocus(SourceFocus)
+{
+  setMDICaption(caption);
+//Connect the VPL update timers
+  connect(&m_sourceUpdateTimer, SIGNAL(timeout()), this, SLOT(sourceUpdateTimerTimeout()));
+  connect(&m_VPLUpdateTimer, SIGNAL(timeout()), this, SLOT(VPLUpdateTimerTimeout()));
+
+//create the source and VPL holding widgets
+  m_documentArea = new QWidget(this);
+
+//get the reference to the user toolbar holding widget
+  ToolbarTabWidget *m_toolbarTab = ToolbarTabWidget::ref();
+  m_toolbarTab->reparent(this, 0, QPoint(), true);
+  m_toolbarTab ->setFocusPolicy( QWidget::NoFocus );
+
+//create a splitter to separate the VPL and document area
+  m_splitter = new QSplitter(Qt::Vertical, this);
+//place the widgets in a grid
+  m_viewLayout = new QGridLayout(this, 2, 0);
+  m_viewLayout->setRowStretch(0, 0);
+  m_viewLayout->setRowStretch(1,1);
+  m_viewLayout->addWidget( m_toolbarTab, 0, 0);
+  m_viewLayout->addWidget( m_documentArea, 1, 0);
+
+  m_documentArea->show();
+
+  setAcceptDrops(true); // [MB02] Accept drops on the view
+}
+
+QuantaView::~QuantaView()
+{
+   // quantaApp is undefined if the destructor of QuantaApp is active
+   if (quantaApp)
+     quantaApp->slotFileClosed(m_document);
+   if (m_document)
+   {
+     m_document->view()->reparent(0L, 0, QPoint(), false);
+     if (quantaApp)
+       emit documentClosed(m_document->url());
+   }
+   delete m_document;
+   m_document = 0L;
+}
+
+bool QuantaView::mayRemove()
+{
+  emit hidePreview();
+  if (m_plugin)
+  {
+    m_plugin->unload(false);
+  } else
+  {
+    bool unmodifiedUntitled = false;
+    if (m_document && m_document->isUntitled() && !m_document->isModified())
+      unmodifiedUntitled = true;
+    if (m_customWidget)
+        m_customWidget->reparent(0L, 0, QPoint(), false);
+    if (!saveModified())
+          return false;
+    slotSetSourceLayout();
+    if (static_cast<QuantaView *>(quantaApp->activeWindow()) == this)
+    {
+        parser->setSAParserEnabled(false);
+        kdDebug(24000) << "Node objects before delete = " << NN << " ; list count = " << nodes.count() << endl;
+        Node::deleteNode(baseNode);
+        baseNode = 0L;
+        kdDebug(24000) << "Node objects after delete = " << NN << " ; list count = " << nodes.count() << endl;
+        QValueList<Node*> nList = nodes;
+/*        for (QValueList<Node*>::ConstIterator it = nList.constBegin(); it != nList.constEnd(); ++it)
+        Node::deleteNode(*it);
+        kdDebug(24000) << "Node objects after cleanup = " << NN << " ; list count = " << nodes.count() << endl;*/
+    }
+    if (m_document)
+    {
+      KURL url = m_document->url();
+      Project::ref()->saveBookmarks(url, dynamic_cast<KTextEditor::MarkInterface*>(m_document->doc()));
+      if (!unmodifiedUntitled)
+        emit eventHappened("before_close", url.url(), QString::null);
+      m_currentViewsLayout = -1;
+//      m_document->closeTempFile();
+      if (!m_document->isUntitled() && url.isLocalFile())
+      {
+        fileWatcher->removeFile(url.path());
+//        kdDebug(24000) << "removeFile[mayRemove]: " << url.path() << endl;
+      }
+      Project::ref()->saveCursorPosition(url, dynamic_cast<KTextEditor::ViewCursorInterface*>(m_document->view()));
+
+      quantaApp->menuBar()->activateItemAt(-1);
+      quantaApp->guiFactory()->removeClient(m_document->view());
+      if (!unmodifiedUntitled)
+        emit eventHappened("after_close", url.url(), QString::null);
+    }
+/*      kdDebug(24000) << "Calling reparse from close " << endl;
+      parser->setSAParserEnabled(true);
+      quantaApp->reparse(true);*/
+  }
+  return true;
+}
+
+void QuantaView::addDocument(Document *document)
+{
+   if (!document)
+     return;
+   m_document = document;
+   connect(m_document, SIGNAL(editorGotFocus()), this, SLOT(slotSourceGetFocus()));
+   connect(m_document->view(), SIGNAL(cursorPositionChanged()), this, SIGNAL(cursorPositionChanged()));
+
+
+   m_kafkaDocument = KafkaDocument::ref();
+
+  connect(m_kafkaDocument->getKafkaWidget(), SIGNAL(hasFocus(bool)),
+    this, SLOT(slotVPLGetFocus(bool)));
+  connect(m_kafkaDocument, SIGNAL(newCursorPosition(int,int)),
+    this, SLOT(slotSetCursorPositionInSource(int, int)));
+  connect(m_kafkaDocument, SIGNAL(loadingError(Node *)),
+    this, SLOT(slotVPLLoadingError(Node *)));
+
+   m_kafkaReloadingEnabled = true;
+   m_quantaReloadingEnabled = true;
+   m_curCol = m_curLine = m_curOffset = 0;
+
+//init the VPL part
+  m_currentViewsLayout = SourceOnly;//to correctly reload the timers.
+
+  reloadUpdateTimers();
+
+   m_currentViewsLayout = -1; //force loading of this layout
+   slotSetSourceLayout();
+}
+
+void QuantaView::addPlugin(QuantaPlugin *plugin)
+{
+   ToolbarTabWidget *m_toolbarTab = ToolbarTabWidget::ref();
+   m_toolbarTab->reparent(0, 0, QPoint(), false);
+   m_plugin = plugin;
+   m_splitter->hide();
+   QWidget *w = m_plugin->widget();
+   if (w)
+   {
+       w->reparent(m_documentArea, 0, QPoint(), true);
+       w->resize(m_documentArea->size());
+   }
+   m_documentArea->reparent(this, 0, QPoint(), true);
+   m_viewLayout->addWidget(m_documentArea, 1, 0);
+   activated();
+   updateTab();
+}
+
+void QuantaView::addCustomWidget(QWidget *widget, const QString &label)
+{
+   if (widget)
+   {
+      ToolbarTabWidget::ref()->reparent(0, 0, QPoint(), false);
+      m_customWidget = widget;
+      m_splitter->hide();
+      widget->reparent(m_documentArea, 0, QPoint(), true);
+      widget->resize(m_documentArea->size());
+      if (!label.isEmpty())
+      {
+          widget->setCaption(label);
+          updateTab();
+      }
+      m_viewLayout->addWidget(m_documentArea, 1, 0);
+      m_documentArea->show();
+   } else
+   if (m_customWidget)
+   {
+      ToolbarTabWidget::ref()->reparent(this, 0, QPoint(), qConfig.enableDTDToolbar);
+      m_viewLayout->addWidget(ToolbarTabWidget::ref(), 0 , 0);
+      m_customWidget = 0L; //avoid infinite recursion
+      reloadLayout();
+   }
+  if (m_documentArea->height() + ToolbarTabWidget::ref()->height() > height() && ToolbarTabWidget::ref()->isVisible())
+    resize(m_documentArea->width(), m_documentArea->height() - ToolbarTabWidget::ref()->height());
+  else if (ToolbarTabWidget::ref()->isHidden())
+    resize(width(), height());
+}
+
+void QuantaView::reloadLayout()
+{
+  int currentViewsLayout = m_currentViewsLayout;
+  m_currentViewsLayout = -1; //force loading of this layout
+  switch (currentViewsLayout)
+  {
+        case SourceOnly:
+            slotSetSourceLayout();
+            break;
+        case SourceAndVPL:
+            slotSetSourceAndVPLLayout();
+            break;
+        case VPLOnly:
+            slotSetVPLOnlyLayout();
+            break;
+  }
+}
+
+void QuantaView::updateTab()
+{
+    if (qConfig.showCloseButtons == "ShowAlways")
+    {
+        setIcon(SmallIcon("fileclose"));
+    }
+    if (m_document)
+    {
+        // try to set the icon from mimetype
+        QIconSet mimeIcon (KMimeType::pixmapForURL(m_document->url(), 0, KIcon::Small));
+        if (mimeIcon.isNull())
+          mimeIcon = QIconSet(SmallIcon("document"));
+        QString urlStr = QExtFileInfo::shortName(m_document->url().path());
+        if (m_document->isModified())
+        {
+            if (qConfig.showCloseButtons == "ShowAlways")
+            {
+               setMDICaption(urlStr + " " + i18n("[modified]"));
+            } else
+            {
+                setIcon(SmallIcon("filesave"));
+                setMDICaption(urlStr);
+            }
+            m_szCaption = urlStr + " " + i18n("[modified]");
+        } else
+        {
+          if (qConfig.showCloseButtons != "ShowAlways")
+          {
+             setIcon(mimeIcon.pixmap());
+          }
+          setMDICaption(urlStr);
+          quantaApp->setTabToolTip(this, m_document->url().prettyURL(0, KURL::StripFileProtocol));
+        }
+    } else
+    if (m_plugin)
+    {
+        if (qConfig.showCloseButtons != "ShowAlways")
+        {
+            setIcon(SmallIcon(m_plugin->icon()));
+        }
+       setMDICaption(m_plugin->name());
+    } else
+    if (m_customWidget)
+    {
+        if (qConfig.showCloseButtons != "ShowAlways")
+        {
+            setIcon(*(m_customWidget->icon()));
+        }
+        setMDICaption(m_customWidget->caption());
+    }
+}
+
+QString QuantaView::tabName()
+{
+   if (m_document)
+   {
+       return m_document->url().fileName();
+   } else
+   if (m_plugin)
+   {
+       return m_plugin->name();
+   } else
+   if (m_customWidget)
+   {
+       return m_customWidget->caption();
+   } else
+   return "";
+}
+
+void QuantaView::slotSetSourceLayout()
+{
+   emit hidePreview();
+   if (m_currentViewsLayout == SourceOnly || !m_document)
+     return;
+
+   if(m_currentViewsLayout == SourceAndVPL)
+     m_splitterSizes = m_splitter->sizes();
+
+   KToggleAction *ta = (KToggleAction *) quantaApp->actionCollection()->action( "show_quanta_editor" );
+   if (ta)
+      ta->setChecked(true);
+
+   //hide the VPL widget, reload the source if necessary
+   if ((m_currentViewsLayout == SourceAndVPL && m_kafkaDocument->getKafkaWidget()->view()->hasFocus()) ||
+     m_currentViewsLayout == VPLOnly)
+   {
+          reloadSourceView();
+   }
+   if (m_kafkaDocument->isLoaded())
+       m_kafkaDocument->unloadDocument();
+
+//show the document if full size
+   m_splitter->hide();
+   m_kafkaDocument->getKafkaWidget()->view()->reparent(0, 0, QPoint(), false);
+   m_document->view()->reparent(m_documentArea, 0, QPoint(), true);
+   m_document->view()->resize(m_documentArea->size());
+   m_viewLayout->addWidget(m_documentArea, 1, 0);
+   m_document->view()->setFocus();
+
+   m_currentViewsLayout = SourceOnly;
+
+//update timers are not needed in source only mode
+   m_sourceUpdateTimer.stop();
+   m_VPLUpdateTimer.stop();
+}
+
+
+void QuantaView::slotSetSourceAndVPLLayout()
+{
+   emit hidePreview();
+   if (m_currentViewsLayout == SourceAndVPL  || !m_document)
+     return;
+
+   KToggleAction *ta = (KToggleAction *) quantaApp->actionCollection()->action( "show_kafka_and_quanta" );
+
+   if (m_document->defaultDTD()->name.contains("HTML", false) == 0)
+   {
+      KMessageBox::information(this, i18n("The VPL Mode does not support the current DTD, at the moment: %1").arg(m_document->defaultDTD()->nickName));
+      KToggleAction *ta2 = (KToggleAction *) quantaApp->actionCollection()->action( "show_quanta_editor" );
+      if (ta2)
+          ta2->setChecked(true);
+      return;
+  }
+
+   if (ta)
+       ta->setChecked(true);
+
+
+    if (!m_kafkaDocument->isLoaded())
+        m_kafkaDocument->loadDocument(m_document);
+    if (m_currentViewsLayout == VPLOnly)
+    {
+      reloadSourceView();
+    }
+    m_kafkaDocument->getKafkaWidget()->view()->reparent(m_splitter, 0, QPoint(), true);
+    m_splitter->moveToFirst(m_kafkaDocument->getKafkaWidget()->view());
+    m_document->view()->reparent(m_splitter, 0, QPoint(), true);
+    m_viewLayout->addWidget(m_splitter, 1, 0);
+    m_splitter->setSizes(m_splitterSizes);
+    m_splitter->show();
+
+    if ( m_currentViewsLayout == SourceOnly &&
+         (!baseNode || (baseNode->tag->type == Tag::Empty &&
+          !baseNode->next && !baseNode->child)))
+    {
+        quantaApp->documentProperties(true);
+    }
+
+   m_currentViewsLayout = SourceAndVPL;
+
+   reloadUpdateTimers();
+}
+
+void QuantaView::slotSetVPLOnlyLayout()
+{
+   emit hidePreview();
+   if (m_currentViewsLayout == VPLOnly || !m_document)
+     return;
+
+   if(m_currentViewsLayout == SourceAndVPL)
+     m_splitterSizes = m_splitter->sizes();
+
+   KToggleAction *ta = (KToggleAction *) quantaApp->actionCollection()->action( "show_kafka_view" );
+
+   if (m_document->defaultDTD()->name.contains("HTML", false) == 0)
+   {
+      KMessageBox::information(this, i18n("The VPL Mode does not support the current DTD, at the moment: %1").arg(m_document->defaultDTD()->nickName));
+      KToggleAction *ta2 = (KToggleAction *) quantaApp->actionCollection()->action( "show_quanta_editor" );
+      if (ta2)
+          ta2->setChecked(true);
+      return;
+  }
+
+   if (ta)
+       ta->setChecked(true);
+
+   m_splitter->hide();
+   if (!m_kafkaDocument->isLoaded())
+        m_kafkaDocument->loadDocument(m_document);
+
+   m_kafkaDocument->getKafkaWidget()->view()->reparent(m_documentArea, 0, QPoint(), true);
+   m_kafkaDocument->getKafkaWidget()->view()->resize(m_documentArea->size());
+   m_viewLayout->addWidget(m_documentArea, 1, 0);
+   m_kafkaDocument->getKafkaWidget()->view()->setFocus();
+
+   if ( m_currentViewsLayout == SourceOnly &&
+         (!baseNode || (baseNode->tag->type == Tag::Empty &&
+          !baseNode->next && !baseNode->child)))
+   {
+      quantaApp->documentProperties(true);
+   }
+
+   m_currentViewsLayout = VPLOnly;
+
+
+//update timers are not needed in VPL only mode
+    m_sourceUpdateTimer.stop();
+    m_VPLUpdateTimer.stop();
+}
+
+void QuantaView::reloadUpdateTimers()
+{
+    QuantaView* view=ViewManager::ref()->activeView();
+
+    m_sourceUpdateTimer.stop();
+    m_VPLUpdateTimer.stop();
+
+   if (m_kafkaDocument->isLoaded() && m_currentViewsLayout == SourceAndVPL && view && view == this)
+   {
+       if (m_currentFocus == VPLFocus && !qConfig.quantaRefreshOnFocus)
+          m_sourceUpdateTimer.start(qConfig.quantaRefreshDelay);
+       if (m_currentFocus == SourceFocus && !qConfig.kafkaRefreshOnFocus)
+          m_VPLUpdateTimer.start(qConfig.kafkaRefreshDelay);
+   }
+}
+
+void QuantaView::slotVPLGetFocus(bool focus)
+{
+  // is Quanta exiting?
+  if (!quantaApp) return;
+#ifdef LIGHT_DEBUG
+  kdDebug(25001)<< "slotVPLGetFocus(" << focus << ")" << endl;
+#endif
+  int contentsX, contentsY;
+  KAction *action;
+
+  if(focus)
+  {
+    //We reload the kafka part from the Node Tree
+    if (m_currentViewsLayout == SourceAndVPL && m_currentFocus == SourceFocus)
+    {
+
+      contentsX = m_kafkaDocument->getKafkaWidget()->view()->contentsX();
+      contentsY = m_kafkaDocument->getKafkaWidget()->view()->contentsY();
+
+      //Reload the kafka Editor only if Quanta was modified or if something has happened (e.g. a reparse)
+      //and NEED a kafka reload.
+      if  (parser->parsingNeeded())
+          baseNode = parser->rebuild(m_document);
+      reloadVPLView();
+      //doesn't work!
+      m_kafkaDocument->getKafkaWidget()->view()->setContentsPos(contentsX, contentsY);
+    }
+
+    //We disable some actions which doesn't work on kafka for the moment
+    action = quantaApp->actionCollection()->action("tag_edit_table");
+    if(action)
+      action->setEnabled(false);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_quick_list");
+    if(action)
+      action->setEnabled(false);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_color");
+    if(action)
+      action->setEnabled(false);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_mail");
+    if(action)
+      action->setEnabled(false);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_misc");
+    if(action)
+      action->setEnabled(false);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_frame_wizard");
+    if(action)
+      action->setEnabled(false);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("insert_css");
+    if(action)
+      action->setEnabled(false);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("insert_char");
+    if(action)
+      action->setEnabled(false);
+
+   //TEMPORARY: Enable VPL undo/redo logging
+   m_document->docUndoRedo->turnOn(true);
+
+    m_currentFocus = VPLFocus;
+    reloadUpdateTimers();
+ }
+}
+
+void QuantaView::slotSourceGetFocus()
+{
+  // is Quanta exiting?
+  if (!quantaApp) return;
+#ifdef LIGHT_DEBUG
+  kdDebug(25001)<< "slotSourceGetFocus(true)" << endl;
+#endif
+  KAction *action;
+
+  quantaApp->partManager()->setActivePart(m_document->doc(), m_document->view());
+  //We reload the quanta view from the Node Tree.
+  if (m_currentViewsLayout == SourceAndVPL && m_currentFocus == VPLFocus)
+  {
+    reloadSourceView();
+
+    //FIXME: the tree (and the output)is right, the pos aren't.
+    //This will reparse the whole Node tree and reload kafka.
+     baseNode = parser->parse(m_document);
+  }
+
+  m_currentFocus = SourceFocus;
+  reloadUpdateTimers();
+
+    //We enable some actions which doesn't work on kafka for the moment
+    action = quantaApp->actionCollection()->action("tag_edit_table");
+    if(action)
+      action->setEnabled(true);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_quick_list");
+    if(action)
+      action->setEnabled(true);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_color");
+    if(action)
+      action->setEnabled(true);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_mail");
+    if(action)
+      action->setEnabled(true);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_misc");
+    if(action)
+      action->setEnabled(true);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("tag_frame_wizard");
+    if(action)
+      action->setEnabled(true);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("insert_css");
+    if(action)
+      action->setEnabled(true);
+    action = 0L;
+    action = quantaApp->actionCollection()->action("insert_char");
+    if(action)
+      action->setEnabled(true);
+
+    //TEMPORARY: Disable VPL undo/redo logging
+    m_document->docUndoRedo->turnOn(false);
+
+}
+
+/** Reloads both views ONLY when changes have been made to the Node tree ONLY. */
+void QuantaView::reloadBothViews(bool force)
+{
+  reloadSourceView(force);
+  reloadVPLView(force);
+}
+
+/** reload the Kafka view from the Node Tree. Set force to true if you want to reload even if not necessary. */
+void QuantaView::reloadVPLView(bool force)
+{
+  if (m_document && (m_kafkaReloadingEnabled || force))
+      m_document->docUndoRedo->reloadKafkaEditor(force);
+}
+
+/** reload the Quanta view from the Node Tree. Set force to true if you want to reload even if not necessary. */
+void QuantaView::reloadSourceView(bool force)
+{
+  if (m_quantaReloadingEnabled || force)
+      m_document->docUndoRedo->reloadQuantaEditor(force);
+}
+
+
+void QuantaView::VPLUpdateTimerTimeout()
+{
+  if(quantaApp && m_currentFocus == SourceFocus)
+    reloadVPLView();
+}
+
+void QuantaView::sourceUpdateTimerTimeout()
+{
+  if(quantaApp && m_currentFocus == VPLFocus)
+    reloadSourceView();
+}
+
+void QuantaView::slotVPLLoadingError(Node *)
+{
+   emit showProblemsView();
+}
+
+
+void QuantaView::slotSetCursorPositionInSource(int col, int line)
+{
+  m_curCol = col;
+  m_curLine = line;
+  if (m_currentViewsLayout == SourceAndVPL || m_currentViewsLayout == SourceOnly)
+    m_document->viewCursorIf->setCursorPositionReal(line, col);
+}
+
+void QuantaView::dragEnterEvent(QDragEnterEvent *e)
+{
+  e->accept(KURLDrag::canDecode(e));
+}
+
+void QuantaView::dropEvent(QDropEvent *e)
+{
+   emit dragInsert(e);
+}
+
+void QuantaView::resizeEvent(QResizeEvent *e)
+{
+  QWidget::resizeEvent(e);
+  resize(m_documentArea->width(), m_documentArea->height());
+}
+
+void QuantaView::resize(int width, int height)
+{
+  if (m_plugin && m_plugin->widget())
+  {
+      m_plugin->widget()->resize(width, height);
+      return;
+  } else
+  if (m_customWidget)
+  {
+      m_customWidget->resize(width, height);
+      return;
+  } else
+  if (!m_document)
+      return;
+  if (m_currentViewsLayout == SourceOnly)
+    m_document->view()->resize(width, height);
+  else
+  if (m_currentViewsLayout == VPLOnly)
+    m_kafkaDocument->getKafkaWidget()->view()->resize(width,height);
+  else
+  if (m_currentViewsLayout == SourceAndVPL)
+  {
+    m_splitter->resize(width, height);
+    m_splitterSizes = m_splitter->sizes();
+  }
+}
+
+void QuantaView::insertTag(const char *tag)
+{
+   if (!m_document )
+      return;
+  QString tagStr = QuantaCommon::tagCase(tag);
+  const DTDStruct *dtd = m_document->currentDTD(true);
+  bool single = QuantaCommon::isSingleTag(dtd->name, tagStr);
+  bool optional = QuantaCommon::isOptionalTag(dtd->name, tagStr);
+
+  QString startTag = tagStr;
+  startTag.prepend("<");
+  if ( dtd->singleTagStyle == "xml" &&
+       ( single || (optional && !qConfig.closeOptionalTags))
+     )
+  {
+    startTag.append(" /");
+  }
+  startTag.append(">");
+
+  if ( (qConfig.closeTags && !single && !optional) ||
+       (qConfig.closeOptionalTags && optional) )
+  {
+     m_document->insertTag( startTag, QString("</")+tagStr+">");
+  }
+  else
+  {
+     m_document->insertTag(startTag);
+  }
+}
+
+//FIXME: Move out from here??
+/** Insert a new tag by bringing up the TagDialog. */
+void QuantaView::insertNewTag(const QString &tag, const QString &attr, bool insertInLine)
+{
+  if (m_document)
+  {
+    if (m_currentFocus == QuantaView::VPLFocus ||
+        (m_currentFocus == QuantaView::SourceFocus && qConfig.smartTagInsertion))
+      insertOutputInTheNodeTree("", "", quantaApp->showTagDialogAndReturnNode(tag, attr));
+    else
+    {
+      QString selection;
+      if (m_document->selectionIf)
+        selection = m_document->selectionIf->selection();
+      TagDialog *dlg = new TagDialog(QuantaCommon::tagFromDTD(m_document->getDTDIdentifier(), tag), selection, attr, baseURL());
+      if (dlg->exec())
+      {
+        dlg->insertTag(m_document, insertInLine);
+      }
+
+      delete dlg;
+    }
+  }
+}
+
+void QuantaView::insertOutputInTheNodeTree(const QString &str1, const QString &str2, Node *node)
+{
+  if (!m_document)
+    return;
+#ifdef LIGHT_DEBUG
+  if (node)
+    kdDebug(25001)<< "QuantaView::insertOutputInTheNodeTree() - node : " << node->tag->name <<
+      " - type : " << node->tag->type << endl;
+  else
+    kdDebug(25001)<< "QuantaView::insertOutputInTheNodeTree() - str1 : " << str1 <<
+                " - str2 : " << str2 << endl;
+#endif
+  KafkaWidget *kafkaPart = m_kafkaDocument->getKafkaWidget();
+  NodeModifsSet *modifs;
+  DOM::Node domNode, domStartContainer, domEndContainer;
+  QString tagName;
+  QTag *nodeQTag, *qTag, *nodeParentQTag;
+  Node *nodeCursor, *startContainer, *endContainer, *nodeParent, *dummy;
+  QPtrList<QTag> qTagList;
+  int startCol, startLine, endCol, endLine;
+  bool specialTagInsertion = false;
+  long nodeOffset, startOffset, endOffset, domNodeOffset;
+  QValueList<int> loc;
+  uint line, col;
+  bool smartTagInsertion, hasSelection, nodeTreeModified;
+
+  if (!node && str1.isEmpty() || node && !str1.isEmpty())
+      return;
+
+        //Three cases :
+        //- Tag insertion in VPL
+        //- Normal tag insertion in kate
+        //- Smart tag insertion in kate
+  smartTagInsertion = (m_currentFocus == QuantaView::SourceFocus && qConfig.smartTagInsertion);
+
+  if (m_currentFocus == QuantaView::VPLFocus || smartTagInsertion)
+  {
+    modifs = new NodeModifsSet();
+    if (!node && !str1.isEmpty())
+    {
+      //We build the node from the str1
+      node = kafkaCommon::createNode("", "", Tag::XmlTag, m_document);
+      node->tag->parse(str1, m_document);
+      node->tag->name = QuantaCommon::tagCase(node->tag->name);
+      node->tag->single = QuantaCommon::isSingleTag(m_document->defaultDTD()->name,
+              node->tag->name);
+    }
+    if (m_currentFocus == QuantaView::VPLFocus)
+    {
+      kafkaPart->getCurrentNode(domNode, domNodeOffset);
+      nodeCursor = m_kafkaDocument->getNode(domNode);
+    }
+    else
+    {
+      m_document->viewCursorIf->cursorPositionReal(&line, &col);
+      nodeCursor = parser->nodeAt(line, col, false);
+    }
+
+    if (!nodeCursor)
+        return;
+
+    nodeParent = nodeCursor;
+    if (nodeParent->tag->type == Tag::Text)
+        nodeParent = nodeParent->parent;
+
+  //Checking if at least one parent of node can have a Text Node as child, otherwise
+  //it is impossible for the
+  //user to add this node. In that case, try to insert the Node in the closest parent accepting it.
+  //e.g. TR : a normal insertion would require to have the caret in the TABLE Node, but it is
+              //impossible
+    nodeQTag = QuantaCommon::tagFromDTD(m_document->defaultDTD(),
+                                        node->tag->name);
+
+    if (!nodeQTag)
+        return;
+
+    qTagList = nodeQTag->parents();
+#ifdef HEAVY_DEBUG
+    kdDebug(25001)<< "nodeQTag name : " << nodeQTag->name() << endl;
+    /**kdDebug(25001)<< nodeQTag->isChild("#text", false) << endl;
+    kdDebug(25001)<< nodeQTag->isChild("#text", true) << endl;*/
+#endif
+    for (qTag = qTagList.first(); qTag; qTag = qTagList.next())
+    {
+      if (qTag->isChild("#text", false))
+          break;
+      if (qTag == qTagList.getLast())
+          specialTagInsertion = true;
+    }
+
+    if (m_currentFocus == QuantaView::VPLFocus)
+    {
+      m_kafkaDocument->translateKafkaIntoNodeCursorPosition(domNode, domNodeOffset, &dummy, nodeOffset);
+      kafkaPart->selection(domStartContainer, startOffset, domEndContainer, endOffset);
+      m_kafkaDocument->translateKafkaIntoNodeCursorPosition(domStartContainer, startOffset,
+              &startContainer, startOffset);
+      m_kafkaDocument->translateKafkaIntoNodeCursorPosition(domEndContainer, endOffset,
+              &endContainer,endOffset);
+      hasSelection = kafkaPart->hasSelection();
+    }
+      else
+      if (m_document->selectionIfExt)
+      {
+        m_kafkaDocument->translateQuantaIntoNodeCursorPosition(line, col, &dummy, nodeOffset);
+        startCol = m_document->selectionIfExt->selStartCol();
+        startLine = m_document->selectionIfExt->selStartLine();
+        endCol = m_document->selectionIfExt->selEndCol();
+        endLine = m_document->selectionIfExt->selEndLine();
+        m_kafkaDocument->translateQuantaIntoNodeCursorPosition((unsigned)startLine, (unsigned)startCol,
+                &startContainer, startOffset);
+        m_kafkaDocument->translateQuantaIntoNodeCursorPosition((unsigned)endLine, (unsigned)endCol,
+                &endContainer, endOffset);
+        hasSelection = m_document->selectionIf->hasSelection();
+        if (startContainer == endContainer && startContainer->tag->type == Tag::Empty)
+        {
+          hasSelection = false;
+        }
+        if (endContainer && endContainer->tag->type == Tag::XmlTag && endOffset < (signed)endContainer->tag->tagStr().length())
+        {
+          endContainer = endContainer->previousSibling();
+          endOffset = (endContainer)?endContainer->tag->tagStr().length():0;
+        }
+     /**else
+        {
+          if (startContainer && startContainer->tag->type == Tag::Empty)
+            startContainer = startContainer->nextNE();
+          if (endContainer && endContainer->tag->type == Tag::Empty)
+            endContainer = endContainer->prevNE();
+        }*/
+      }
+
+      nodeTreeModified = false;
+      if (specialTagInsertion)
+      {
+        //let's try to insert this node in the closest parent accepting it.
+        while (nodeParent)
+        {
+          nodeParentQTag =
+                  QuantaCommon::tagFromDTD(m_document->defaultDTD(),
+                  nodeParent->tag->name);
+          if (nodeParentQTag && nodeParentQTag->isChild(node))
+          {
+            nodeCursor = kafkaCommon::createMandatoryNodeSubtree(node,
+                    m_document);
+            nodeOffset = 0;
+            kafkaCommon::insertNodeSubtree(node, nodeParent, 0L, 0L, modifs);
+            nodeTreeModified = true;
+            break;
+          }
+          nodeParent = nodeParent->parent;
+        }
+      }
+      else if (hasSelection && !nodeQTag->isSingle())
+      {
+        //If some text is selected in kafka, surround the selection with the new Node.
+        if(!startContainer || !endContainer)
+            return;
+        nodeTreeModified = kafkaCommon::DTDinsertRemoveNode(node, startContainer, (int)startOffset,
+                endContainer, (int)endOffset, m_document, &nodeCursor,
+                nodeOffset, modifs);
+      }
+      else
+      {
+        //Nothing is selected, simply inserting the Node if it is not an inline.
+/*            if(!kafkaCommon::isInline(node->tag->name) || nodeQTag->isSingle())
+          {*/
+        nodeTreeModified = kafkaCommon::DTDinsertRemoveNode(node, nodeCursor, (int)nodeOffset, nodeCursor,
+                (int)nodeOffset, m_document, &nodeCursor, nodeOffset, modifs);
+//             }
+      }
+
+      m_document->docUndoRedo->addNewModifsSet(modifs, undoRedo::NodeTreeModif);
+      if (m_currentFocus == QuantaView::VPLFocus)
+      {
+                //view->reloadVPLView();
+                //Now update the VPL cursor position
+        m_kafkaDocument->translateNodeIntoKafkaCursorPosition(nodeCursor, nodeOffset, domNode,
+                domNodeOffset);
+        if (!domNode.isNull() && domNode.nodeType() != DOM::Node::TEXT_NODE &&
+            !domNode.firstChild().isNull() && domNode.firstChild().nodeType() ==
+            DOM::Node::TEXT_NODE)
+            domNode = domNode.firstChild();
+        if (!domNode.isNull())
+            kafkaPart->setCurrentNode(domNode, domNodeOffset);
+      }
+      else
+      {
+        //view->reloadSourceView();
+        //Now update the source cursor position
+        m_kafkaDocument->translateNodeIntoQuantaCursorPosition(nodeCursor, nodeOffset, line, col);
+        m_document->viewCursorIf->setCursorPositionReal(line, col);
+      }
+      if (!nodeTreeModified)
+          quantaApp->slotStatusMsg(i18n("Cannot insert the tag: invalid location."));
+
+    }
+    else
+    {
+      m_document->insertTag(str1, str2);
+    }
+}
+
+
+/** Returns the baseURL of the document. */
+KURL QuantaView::baseURL()
+{
+  KURL base;
+  if (m_document && !m_document->isUntitled() )
+  {
+    base = QuantaCommon::convertToPath(m_document->url());
+  } else
+  {
+    base = Project::ref()->projectBaseURL();
+  }
+  return base;
+}
+
+void QuantaView::refreshWindow()
+{
+  if (!m_document)
+  {
+    if (m_plugin)
+       quantaApp->partManager()->setActivePart(m_plugin->part(), m_plugin->widget());
+       resize(width(), height());
+  } else
+  {
+/*
+    kdDebug(24000) << "m_documentArea->height(): " << m_documentArea->height() << endl;
+    kdDebug(24000) << "ToolbarTabWidget::ref()->height(): " << ToolbarTabWidget::ref()->height() << " hidden: " << ToolbarTabWidget::ref()->isHidden() << " visible: " << ToolbarTabWidget::ref()->isVisible() << endl;
+    kdDebug(24000) <<"sum: " << m_documentArea->height() + ToolbarTabWidget::ref()->height() << endl;
+    kdDebug(24000) << "height(): " << height() << endl;
+    */
+    if (m_documentArea->height() + ToolbarTabWidget::ref()->height() - 1 > height() && !ToolbarTabWidget::ref()->isHidden()) //don't use isVisible alone instead of isHidden!
+        resize(m_documentArea->width(), m_documentArea->height() - ToolbarTabWidget::ref()->height());
+      else if (ToolbarTabWidget::ref()->isHidden())
+        resize(width(), height());
+  }
+}
+
+void QuantaView::activated()
+{
+  if (!m_document)
+  {
+    parser->setSAParserEnabled(false);
+    quantaApp->slotReloadStructTreeView();
+    refreshWindow();
+    return;
+  }
+  ToolbarTabWidget::ref()->reparent(this, 0, QPoint(), qConfig.enableDTDToolbar);
+  m_viewLayout->addWidget(ToolbarTabWidget::ref(), 0 , 0);
+  quantaApp->partManager()->setActivePart(m_document->doc(), m_document->view());
+  m_document->checkDirtyStatus();
+  StructTreeView::ref()->useOpenLevelSetting = true;
+  quantaApp->slotLoadToolbarForDTD(m_document->getDTDIdentifier());
+
+  //TEMP : If the activated document is not a (X)HTML document, disable smartTagInsertion
+  //Will be removed when VPL will support every DTD
+  KAction *action = quantaApp->actionCollection()->action("smart_tag_insertion");
+  if(action && m_document->defaultDTD()->name.contains("HTML", false) == 0)
+  {
+    qConfig.smartTagInsertion = false;
+    (static_cast<KToggleAction* >(action))->setChecked(false);
+  }
+
+  reloadLayout();
+  refreshWindow();
+ }
+
+
+void QuantaView::deactivated()
+{
+  if (m_plugin)
+  {
+    quantaApp->statusBar()->changeItem("", IDS_STATUS);
+  }
+  m_sourceUpdateTimer.stop();
+  m_VPLUpdateTimer.stop();
+}
+
+bool QuantaView::saveModified(bool ask)
+{
+  if (!m_document)
+    return true;
+
+  bool completed=true;
+  QString fileName = m_document->url().fileName();
+
+  if (m_document->isModified() )
+  {
+    if (m_currentFocus == VPLFocus)
+      reloadSourceView();
+    int want_save;
+    if (ask)
+      want_save = KMessageBox::warningYesNoCancel(this,
+          i18n("The file \"%1\" has been modified.\nDo you want to save it?").arg(fileName),
+          i18n("Warning"), KStdGuiItem::save(), KStdGuiItem::discard());
+    else
+      want_save = KMessageBox::Yes;
+
+    switch (want_save)
+    {
+      case KMessageBox::Yes :
+           if (m_document->isUntitled())
+           {
+             completed = quantaApp->slotFileSaveAs(this);
+           }
+           else
+           {
+             completed = saveDocument(m_document->url());
+           };
+
+           break;
+
+      case KMessageBox::No :
+           {
+      	     m_document->removeBackup(quantaApp->config());
+      	     completed=true;
+	   }
+           break;
+
+      case KMessageBox::Cancel :
+           completed=false;
+           break;
+
+      default:
+           completed=false;
+           break;
+    }
+  } else
+    m_document->removeBackup(quantaApp->config());
+  return completed;
+}
+
+bool QuantaView::saveDocument(const KURL& url)
+{
+  if (url.isEmpty())
+    return false;
+
+  emit eventHappened("before_save", url.url(), QString::null);
+  m_saveResult = true;
+  KURL oldURL = m_document->url();
+  if (!m_document->isUntitled() && oldURL.isLocalFile())
+  {
+    fileWatcher->removeFile(oldURL.path());
+//    kdDebug(24000) << "removeFile[saveDocument]: " << oldURL.path() << endl;
+  }
+  if (url.isLocalFile())
+  {
+    if (!m_document->saveAs(url))
+    {
+      fileWatcher->addFile(oldURL.path());
+//      kdDebug(24000) << "addFile[saveDocument]: " << oldURL.path() << endl;
+      return false; //saving to a local file failed
+    } else //successful saving to a local file
+    {
+      m_document->setDirtyStatus(false);
+      m_document->removeBackup(quantaApp->config());
+      fileWatcher->addFile(m_document->url().path());
+//      kdDebug(24000) << "addFile[saveDocument, 2]: " << m_document->url().path() << endl;
+    }
+  } else //saving to a remote file
+  {
+    KTextEditor::Document *doc = m_document->doc();
+    m_eventLoopStarted = false;
+    connect(doc, SIGNAL(canceled(const QString &)), this, SLOT(slotSavingFailed(const QString &)));
+    connect(doc, SIGNAL(completed()), this, SLOT(slotSavingCompleted()));
+    m_saveResult = m_document->saveAs(url);
+    if (m_saveResult)
+    {
+      //start an event loop and wait until the saving finished
+      QExtFileInfo internalFileInfo;
+      m_eventLoopStarted = true;
+      internalFileInfo.enter_loop();
+    }
+    disconnect(doc, SIGNAL(canceled(const QString &)), this, SLOT(slotSavingFailed(const QString &)));
+    disconnect(doc, SIGNAL(completed()), this, SLOT(slotSavingCompleted()));
+    if (!m_saveResult) //there was an error while saving
+    {
+      if (oldURL.isLocalFile())
+      {
+        fileWatcher->addFile(oldURL.path());
+//        kdDebug(24000) << "addFile[saveDocument, 3]: " << oldURL.path() << endl;
+      }
+      return false;
+    }
+  }
+  // everything went fine
+  if (oldURL != m_document->url())
+  {
+      setCaption(m_document->url().fileName());
+  }
+  emit eventHappened("after_save", m_document->url().url(), QString::null);
+  return true;
+}
+
+void QuantaView::slotSavingFailed(const QString &error)
+{
+  Q_UNUSED(error);
+  m_saveResult = false;
+  if (m_eventLoopStarted)
+    qApp->exit_loop();
+}
+
+void QuantaView::slotSavingCompleted()
+{
+  m_saveResult = true;
+  m_document->setDirtyStatus(false);
+  m_document->removeBackup(quantaApp->config());
+  if (m_eventLoopStarted)
+    qApp->exit_loop();
+}
+
+#include "quantaview.moc"