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sidebar_widget.cpp

/***************************************************************************
                               sidebar_widget.cpp
                             -------------------
    begin                : Sat June 2 16:25:27 CEST 2001
    copyright            : (C) 2001 Joseph Wenninger
    email                : jowenn@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.                                   *
 *                                                                         *
 ***************************************************************************/

// Own
#include "sidebar_widget.h"

// std
#include <limits.h>

// Qt
#include <QtCore/QDir>
#include <QtGui/QPushButton>
#include <QtGui/QLayout>
#include <QtCore/QStringList>
#include <QtGui/QMenu>

// KDE
#include <klocale.h>
#include <kconfig.h>
#include <kstandarddirs.h>
#include <kdebug.h>
#include <kiconloader.h>
#include <kicondialog.h>
#include <kmessagebox.h>
#include <kinputdialog.h>
#include <konq_events.h>
#include <kfileitem.h>
#include <kio/netaccess.h>
#include <kmenu.h>
#include <kshell.h>
#include <kurlrequesterdialog.h>
#include <kfiledialog.h>
#include <kdesktopfile.h>
#include "konqsidebar.h"

// Local
#include <config-apps.h>



addBackEnd::addBackEnd(QWidget *parent,class QMenu *addmenu,bool universal,const QString &currentProfile, const char *name)
 : QObject(parent),
   m_parent(parent)
{
      setObjectName( name );
      m_universal=universal;
      m_currentProfile = currentProfile;
      menu = addmenu;
      connect(menu,SIGNAL(aboutToShow()),this,SLOT(aboutToShowAddMenu()));
      connect(menu,SIGNAL(triggered(QAction*)),this,SLOT(triggeredAddMenu(QAction*)));
}

void addBackEnd::aboutToShowAddMenu()
{
      if (!menu)
            return;
      KStandardDirs *dirs = KGlobal::dirs();
      QStringList list = dirs->findAllResources("data","konqsidebartng/add/*.desktop",
                                    KStandardDirs::Recursive |
                                    KStandardDirs::NoDuplicates);
      menu->clear();
      int i = 0;

      for (QStringList::Iterator it = list.begin(); it != list.end(); ++it, i++ )
      {
            KDesktopFile confFile( *it );
            KConfigGroup desktopGroup = confFile.desktopGroup();
            if (!confFile.tryExec()) {
                  i--;
                  continue;
            }
            if (m_universal) {
                  if (desktopGroup.readEntry("X-KDE-KonqSidebarUniversal").toUpper()!="TRUE") {
                        i--;
                        continue;
                  }
            } else {
                  if (desktopGroup.readEntry("X-KDE-KonqSidebarBrowser").toUpper()=="FALSE") {
                        i--;
                        continue;
                  }
            }
            QString icon = confFile.readIcon();
            QStringList libs;
            libs << desktopGroup.readEntry("X-KDE-KonqSidebarAddModule") << desktopGroup.readEntry("X-KDE-KonqSidebarAddParam");
            if (!icon.isEmpty())
            {
                  menu->addAction(QIcon(SmallIcon(icon)), confFile.readName())->setData(libs);
            } else {
                  menu->addAction(confFile.readName())->setData(libs);
            }
      }

      menu->addSeparator();
      menu->addAction(i18n("Rollback to System Default"), this, SLOT(doRollBack()));
}


void addBackEnd::doRollBack()
{
      if (KMessageBox::warningContinueCancel(m_parent, i18n("<qt>This removes all your entries from the sidebar and adds the system default ones.<br /><b>This procedure is irreversible</b><br />Do you want to proceed?</qt>"))==KMessageBox::Continue)
      {
            KStandardDirs *dirs = KGlobal::dirs();
            QString loc=dirs->saveLocation("data","konqsidebartng/" + m_currentProfile + "/",true);
            QDir dir(loc);
            QStringList dirEntries = dir.entryList( QDir::Dirs | QDir::NoSymLinks );
            dirEntries.removeAll(".");
            dirEntries.removeAll("..");
            for ( QStringList::Iterator it = dirEntries.begin(); it != dirEntries.end(); ++it ) {
                  if ((*it)!="add")
                         KIO::NetAccess::del(KUrl( loc+(*it) ), m_parent);
            }
            emit initialCopyNeeded();
      }
}


static QString findFileName(const QString* tmpl,bool universal, const QString &profile) {
      QString myFile, filename;
      KStandardDirs *dirs = KGlobal::dirs();
      QString tmp = *tmpl;

      if (universal) {
            dirs->saveLocation("data", "konqsidebartng/kicker_entries/", true);
            tmp.prepend("/konqsidebartng/kicker_entries/");
      } else {
            dirs->saveLocation("data", "konqsidebartng/" + profile + "/entries/", true);
            tmp.prepend("/konqsidebartng/" + profile + "/entries/");
      }
      filename = tmp.arg("");
      myFile = KStandardDirs::locateLocal("data", filename);

      if (QFile::exists(myFile)) {
            for (ulong l = 0; l < ULONG_MAX; l++) {
                  filename = tmp.arg(l);
                  myFile = KStandardDirs::locateLocal("data", filename);
                  if (!QFile::exists(myFile)) {
                        break;
                  } else {
                        myFile.clear();
                  }
            }
      }

      return myFile;
}

void addBackEnd::triggeredAddMenu(QAction* action)
{
      kDebug() << action->text();

      if (!action->data().canConvert(QVariant::StringList))
            return;

      QStringList libs = action->data().toStringList();

      KLibLoader *loader = KLibLoader::self();

        // try to load the library
      QString libname = libs[0];
      QString libparam = libs[1];
        KLibrary *lib = loader->library(libname);
        if (lib)
            {
            // get the create_ function
            QString factory("add_");
            factory = factory+ libname;
                KLibrary::void_function_ptr add = lib->resolveFunction(QFile::encodeName(factory));

            if (add)
            {
                  //call the add function
                  bool (*func)(QString*, QString*, QMap<QString,QString> *);
                  QMap<QString,QString> map;
                  func = (bool (*)(QString*, QString*, QMap<QString,QString> *)) add;
                  QString *tmp = new QString("");
                  if (func(tmp,&libparam,&map))
                  {
                        QString myFile = findFileName(tmp,m_universal,m_currentProfile);

                        if (!myFile.isEmpty())
                        {
                              kDebug() <<"trying to save to file: "<<myFile;
                              KConfig _scf( myFile, KConfig::SimpleConfig );
                              KConfigGroup scf(&_scf, "Desktop Entry");
                              for (QMap<QString,QString>::ConstIterator it = map.begin(); it != map.end(); ++it) {
                                    kDebug() <<"writing:"<<it.key()<<" / "<<it.value();
                                    scf.writePathEntry(it.key(), it.value());
                              }
                              scf.sync();
                              emit updateNeeded();

                        } else {
                              kWarning() << "No unique filename found" ;
                        }
                  } else {
                        kWarning() << "No new entry (error?)" ;
                  }
                  delete tmp;
            }
      } else {
            kWarning() << "libname:" << libname
                  << " doesn't specify a library!" << endl;
      }
}


/**************************************************************/
/*                      Sidebar_Widget                        */
/**************************************************************/

Sidebar_Widget::Sidebar_Widget(QWidget *parent, KParts::ReadOnlyPart *par, bool universalMode, const QString &currentProfile)
      :QWidget(parent),m_universalMode(universalMode),m_partParent(par),m_currentProfile(currentProfile)
{
      m_somethingVisible = false;
      m_initial = true;
      m_noUpdate = false;
      m_layout = 0;
      m_currentButton = 0;
      m_activeModule = 0;
      //m_userMovedSplitter = false;
        //kDebug() << "**** Sidebar_Widget:SidebarWidget()";
      if (universalMode)
      {
            m_relPath = "konqsidebartng/kicker_entries/";
      }
      else
      {
            m_relPath = "konqsidebartng/" + currentProfile + "/entries/";
      }
      m_path = KGlobal::dirs()->saveLocation("data", m_relPath, true);
      m_buttons.setAutoDelete(true);
      m_hasStoredUrl = false;
      m_latestViewed = -1;
      setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding));

#if 0 // Konqueror says: leave my splitter alone!
      QSplitter *splitterWidget = splitter();
      if (splitterWidget) {
            // ### this sets a stretch factor on the sidebar's sizepolicy, which makes it huge....
            splitterWidget->setResizeMode(parent, QSplitter::FollowSizeHint);
            splitterWidget->setOpaqueResize( false );
            connect(splitterWidget,SIGNAL(setRubberbandCalled()),SLOT(userMovedSplitter()));
      }
#endif

      m_area = new K3DockArea(this);
      m_area->setSizePolicy(QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding));
      m_mainDockWidget = m_area->createDockWidget("free", QPixmap());
      m_mainDockWidget->setWidget(new QWidget(m_mainDockWidget));
      m_area->setMainDockWidget(m_mainDockWidget);
      m_area->setMinimumWidth(0);
      m_mainDockWidget->setDockSite(K3DockWidget::DockTop);
      m_mainDockWidget->setEnableDocking(K3DockWidget::DockNone);

      m_buttonBar = new KMultiTabBar(KMultiTabBar::Left,this);

      // Ported to QMenu already, just needs to have KMultiTabBar fixed
#ifdef __GNUC__
#warning switch to QMenu when KMultiTabBar ported
#endif
      m_menu = new QMenu(this);
      m_menu->setIcon(KIcon("configure"));
      m_menu->setTitle(i18n("Configure Navigation Panel"));

      QMenu *addMenu = m_menu->addMenu(i18n("Add New"));
      m_menu->addSeparator();
      m_menu->addAction(i18n("Multiple Views"), this, SLOT(slotMultipleViews()));
      m_menu->addAction(i18n("Show Tabs Left"), this, SLOT(slotShowTabsLeft()));
      m_menu->addAction(i18n("Show Configuration Button"), this, SLOT(slotShowConfigurationButton()));
      if (!m_universalMode) {
            m_menu->addSeparator();
            m_menu->addAction(KIcon("window-close"), i18n("Close Navigation Panel"),
                        par, SLOT(deleteLater()));
      }
        connect(m_menu, SIGNAL(aboutToShow()),
            this, SLOT(aboutToShowConfigMenu()));

      m_buttonPopup = 0;
      m_buttonPopupTitle = 0;
      addBackEnd *ab = new addBackEnd(this, addMenu,universalMode,currentProfile,"Sidebar_Widget-addBackEnd");
      connect(ab, SIGNAL(updateNeeded()),
            this, SLOT(updateButtons()));
      connect(ab, SIGNAL(initialCopyNeeded()),
            this, SLOT(finishRollBack()));

      initialCopy();

      if (universalMode)
      {
            m_config = new KConfigGroup(KSharedConfig::openConfig("konqsidebartng_kicker.rc"), "");
      }
      else
      {
          m_config = new KConfigGroup(KSharedConfig::openConfig("konqsidebartng.rc"),
                              currentProfile);
      }
      m_configTimer.setSingleShot(true);
      connect(&m_configTimer, SIGNAL(timeout()),
            this, SLOT(saveConfig()));
        readConfig();
      m_somethingVisible = !m_openViews.isEmpty();
      doLayout();
      QTimer::singleShot(0,this,SLOT(createButtons()));
      connect(m_area, SIGNAL(dockWidgetHasUndocked(K3DockWidget*)),
            this, SLOT(dockWidgetHasUndocked(K3DockWidget*)));
}

void Sidebar_Widget::addWebSideBar(const KUrl& url, const QString& /*name*/) {
      //kDebug() << "Web sidebar entry to be added: " << url.url()
      //    << " [" << name << "]" << endl;

      // Look for existing ones with this URL
      KStandardDirs *dirs = KGlobal::dirs();
      QString list;
      dirs->saveLocation("data", m_relPath, true);
      list = KStandardDirs::locateLocal("data", m_relPath);

      // Go through list to see which ones exist.  Check them for the URL
      QStringList files = QDir(list).entryList("websidebarplugin*.desktop");
      for (QStringList::Iterator it = files.begin(); it != files.end(); ++it){
            KConfig _scf( list + *it, KConfig::SimpleConfig );
            KConfigGroup scf(&_scf, "Desktop Entry");
            if (scf.readPathEntry("URL", QString()) == url.url()) {
                  // We already have this one!
                  KMessageBox::information(this,
                              i18n("This entry already exists."));
                  return;
            }
      }

      QString tmpl = "websidebarplugin%1.desktop";
      QString myFile = findFileName(&tmpl,m_universalMode,m_currentProfile);

      if (!myFile.isEmpty()) {
            KConfig _scf( myFile, KConfig::SimpleConfig );
            KConfigGroup scf(&_scf, "Desktop Entry");
            scf.writeEntry("Type", "Link");
            scf.writePathEntry("URL", url.url());
            scf.writeEntry("Icon", "internet-web-browser");
            scf.writeEntry("Name", i18n("Web SideBar Plugin"));
            scf.writeEntry("Open", "true");
            scf.writeEntry("X-KDE-KonqSidebarModule", "konqsidebar_web");
            scf.sync();

            QTimer::singleShot(0,this,SLOT(updateButtons()));
      }
}


void Sidebar_Widget::finishRollBack()
{
      m_path = KGlobal::dirs()->saveLocation("data",m_relPath,true);
        initialCopy();
        QTimer::singleShot(0,this,SLOT(updateButtons()));
}


void Sidebar_Widget::saveConfig()
{
      m_config->writeEntry("SingleWidgetMode",m_singleWidgetMode);
      m_config->writeEntry("ShowExtraButtons",m_showExtraButtons);
      m_config->writeEntry("ShowTabsLeft", m_showTabsLeft);
      m_config->writeEntry("HideTabs", m_hideTabs);
      m_config->writeEntry("SavedWidth",m_savedWidth);
      m_config->sync();
}

void Sidebar_Widget::doLayout()
{
      if (m_layout)
            delete m_layout;

      m_layout = new QHBoxLayout(this);
        m_layout->setMargin( 0 );
        m_layout->setSpacing( 0 );
      if  (m_showTabsLeft)
      {
            m_layout->addWidget(m_buttonBar);
            m_layout->addWidget(m_area);
            m_buttonBar->setPosition(KMultiTabBar::Left);
      } else {
            m_layout->addWidget(m_area);
            m_layout->addWidget(m_buttonBar);
            m_buttonBar->setPosition(KMultiTabBar::Right);
      }
      m_layout->activate();
      if (m_hideTabs) m_buttonBar->hide();
            else m_buttonBar->show();
}


void Sidebar_Widget::aboutToShowConfigMenu()
{
      m_menu->setItemChecked(1, !m_singleWidgetMode);
      m_menu->setItemChecked(2, m_showTabsLeft);
      m_menu->setItemChecked(3, m_showExtraButtons);
}


void Sidebar_Widget::initialCopy()
{
      kDebug()<<"Initial copy";
      QStringList dirtree_dirs;
      if (m_universalMode)
            dirtree_dirs = KGlobal::dirs()->findDirs("data","konqsidebartng/kicker_entries/");
      else
            dirtree_dirs = KGlobal::dirs()->findDirs("data","konqsidebartng/entries/");
      if (dirtree_dirs.last()==m_path)
            return; //oups;

      int nVersion=-1;
      KConfig lcfg(m_path+".version", KConfig::SimpleConfig);
      KConfigGroup generalGroup( &lcfg, "General" );
      int lVersion = generalGroup.readEntry("Version",0);


      for (QStringList::const_iterator ddit=dirtree_dirs.begin();ddit!=dirtree_dirs.end();++ddit) {
            QString dirtree_dir=*ddit;
            if (dirtree_dir == m_path) continue;


            kDebug()<<"************************************ retrieving directory info:"<<dirtree_dir;

              if ( !dirtree_dir.isEmpty() && dirtree_dir != m_path )
            {
                  KConfig gcfg(dirtree_dir+".version", KConfig::SimpleConfig);
                  KConfigGroup dirGeneralGroup( &gcfg, "General" );
                  int gversion = dirGeneralGroup.readEntry("Version", 1);
                  nVersion=(nVersion>gversion)?nVersion:gversion;
                  if (lVersion >= gversion)
                        continue;

                    QDir dir(m_path);
                    QStringList entries = dir.entryList( QDir::Files );
                  QStringList dirEntries = dir.entryList( QDir::Dirs | QDir::NoSymLinks );
                      dirEntries.removeAll( "." );
                    dirEntries.removeAll( ".." );

                      QDir globalDir( dirtree_dir );
                    Q_ASSERT( globalDir.isReadable() );
                      // Only copy the entries that don't exist yet in the local dir
                    QStringList globalDirEntries = globalDir.entryList();
                  QStringList::ConstIterator eIt = globalDirEntries.begin();
                      QStringList::ConstIterator eEnd = globalDirEntries.end();
                    for (; eIt != eEnd; ++eIt )
                  {
                        //kDebug(1201) << "KonqSidebarTree::scanDir dirtree_dir contains " << *eIt;
                        if ( *eIt != "." && *eIt != ".." &&
                              !entries.contains( *eIt ) &&
                              !dirEntries.contains( *eIt ) )
                        { // we don't have that one yet -> copy it.
                              QString cp("cp -R -- ");
                              cp += KShell::quoteArg(dirtree_dir + *eIt);
                              cp += ' ';
                              cp += KShell::quoteArg(m_path);
                              kDebug() << "SidebarWidget::intialCopy executing " << cp;
                              ::system( QFile::encodeName(cp) );
                        }
                  }
            }

                  generalGroup.writeEntry("Version",(nVersion>lVersion)?nVersion:lVersion);
                  lcfg.sync();

      }
}

void Sidebar_Widget::slotSetName( )
{
      // Set a name for this sidebar tab
      bool ok;

      // Pop up the dialog asking the user for name.
      const QString name = KInputDialog::getText(i18n("Set Name"), i18n("Enter the name:"),
            m_currentButton->displayName, &ok, this);

      if(ok)
      {
            // Write the name in the .desktop file of this side button.
            KConfig _ksc( m_path+m_currentButton->file, KConfig::SimpleConfig );
            KConfigGroup ksc(&_ksc, "Desktop Entry");
            ksc.writeEntry("Name", name, KConfigBase::Localized);
            ksc.sync();

            // Update the buttons with a QTimer (why?)
            QTimer::singleShot(0,this,SLOT(updateButtons()));
      }
}

void Sidebar_Widget::slotSetURL( )
{
      KUrlRequesterDialog dlg( m_currentButton->URL, i18n("Enter a URL:"), this );
      dlg.fileDialog()->setMode( KFile::Directory );
      if (dlg.exec())
      {
            KConfig _ksc( m_path+m_currentButton->file, KConfig::SimpleConfig );
            KConfigGroup ksc(&_ksc, "Desktop Entry");
            if ( !dlg.selectedUrl().isValid())
            {
                  KMessageBox::error(this, i18n("<qt><b>%1</b> does not exist</qt>", dlg.selectedUrl().url()));
            }
            else
            {
                  QString newurl= dlg.selectedUrl().prettyUrl();
                  //If we are going to set the name by 'set name', we don't set it here.
                  //ksc.writeEntry("Name",newurl);
                  ksc.writePathEntry("URL",newurl);
                  ksc.sync();
                  QTimer::singleShot(0,this,SLOT(updateButtons()));
            }
      }
}

void Sidebar_Widget::slotSetIcon( )
{
//    kicd.setStrictIconSize(true);
        QString iconname=KIconDialog::getIcon(KIconLoader::Small);
      kDebug()<<"New Icon Name:"<<iconname;
      if (!iconname.isEmpty())
      {
            KConfig _ksc( m_path+m_currentButton->file, KConfig::SimpleConfig );
            KConfigGroup ksc(&_ksc, "Desktop Entry");
            ksc.writeEntry("Icon",iconname);
            ksc.sync();
            QTimer::singleShot(0,this,SLOT(updateButtons()));
      }
}

void Sidebar_Widget::slotRemove()
{
      if (KMessageBox::warningContinueCancel(this,i18n("<qt>Do you really want to remove the <b>%1</b> tab?</qt>", m_currentButton->displayName),
            QString(),KStandardGuiItem::del())==KMessageBox::Continue)
      {
            QFile f(m_path+m_currentButton->file);
            if (!f.remove())
                  qDebug("Error, file not deleted");
            QTimer::singleShot(0,this,SLOT(updateButtons()));
      }
}

void Sidebar_Widget::slotMultipleViews( )
{
      m_singleWidgetMode = !m_singleWidgetMode;
      if ((m_singleWidgetMode) && (m_visibleViews.count()>1))
      {
            int tmpViewID=m_latestViewed;
            for (uint i=0; i<m_buttons.count(); i++) {
                  ButtonInfo *button = m_buttons.at(i);
                  if ((int) i != tmpViewID)
                  {
                        if (button->dock && button->dock->isVisibleTo(this))
                              showHidePage(i);
                  } else {
                        if (button->dock)
                        {
                              m_area->setMainDockWidget(button->dock);
                              m_mainDockWidget->undock();
                        }
                  }
            }
            m_latestViewed=tmpViewID;
      } else {
            if (!m_singleWidgetMode)
            {
                  int tmpLatestViewed=m_latestViewed;
                  m_area->setMainDockWidget(m_mainDockWidget);
                  m_mainDockWidget->setDockSite(K3DockWidget::DockTop);
                  m_mainDockWidget->setEnableDocking(K3DockWidget::DockNone);
                  m_mainDockWidget->show();
                  if ((tmpLatestViewed>=0) && (tmpLatestViewed < (int) m_buttons.count()))
                  {
                        ButtonInfo *button = m_buttons.at(tmpLatestViewed);
                        if (button && button->dock)
                        {
                              m_noUpdate=true;
                              button->dock->undock();
                              button->dock->setEnableDocking(K3DockWidget::DockTop|
                                    K3DockWidget::DockBottom/*|K3DockWidget::DockDesktop*/);
                              kDebug()<<"Reconfiguring multi view mode";
                              m_buttonBar->setTab(tmpLatestViewed,true);
                              showHidePage(tmpLatestViewed);
                        }
                  }
            }
      }
      m_configTimer.start(400);
}

void Sidebar_Widget::slotShowTabsLeft( )
{
      m_showTabsLeft = ! m_showTabsLeft;
      doLayout();
      m_configTimer.start(400);
}

void Sidebar_Widget::slotShowConfigurationButton( )
{
      m_showExtraButtons = ! m_showExtraButtons;
      if(m_showExtraButtons)
      {
            m_buttonBar->button(-1)->show();
      }
      else
      {
            m_buttonBar->button(-1)->hide();

            KMessageBox::information(this,
            i18n("You have hidden the navigation panel configuration button. To make it visible again, click the right mouse button on any of the navigation panel buttons and select \"Show Configuration Button\"."));

      }
      m_configTimer.start(400);
}
void Sidebar_Widget::readConfig()
{
      m_singleWidgetMode = m_config->readEntry("SingleWidgetMode", true);
      m_showExtraButtons = m_config->readEntry("ShowExtraButtons", false);
      m_showTabsLeft = m_config->readEntry("ShowTabsLeft", true);
      m_hideTabs = m_config->readEntry("HideTabs", false);
      if (m_initial) {
            m_openViews = m_config->readEntry("OpenViews",QStringList());
            m_savedWidth = m_config->readEntry("SavedWidth",200);
            m_initial=false;
      }
}

void Sidebar_Widget::stdAction(const char *handlestd)
{
      ButtonInfo* mod = m_activeModule;

      if (!mod)
            return;
      if (!(mod->module))
            return;

      kDebug() << "Try calling >active< module's (" << mod->module->metaObject()->className() << ") slot " << handlestd;

      int id = mod->module->metaObject()->indexOfSlot( handlestd );
      if ( id == -1 )
            return;
      kDebug() << "Action slot was found, it will be called now";
      QMetaObject::invokeMethod( mod->module, handlestd );
      return;
}


void Sidebar_Widget::updateButtons()
{
      //PARSE ALL DESKTOP FILES
      m_openViews = m_visibleViews;

      if (m_buttons.count() > 0)
      {
            for (uint i = 0; i < m_buttons.count(); i++)
            {
                  ButtonInfo *button = m_buttons.at(i);
                  if (button->dock)
                  {
                        m_noUpdate = true;
                        if (button->dock->isVisibleTo(this)) {
                              showHidePage(i);
                        }

                        delete button->module;
                        delete button->dock;
                  }
                  m_buttonBar->removeTab(i);

            }
      }
      m_buttons.clear();

      readConfig();
      doLayout();
      createButtons();
}

void Sidebar_Widget::createButtons()
{
      if (!m_path.isEmpty())
      {
            kDebug()<<"m_path: "<<m_path;
            QDir dir(m_path);
            QStringList list=dir.entryList("*.desktop");
            for (QStringList::Iterator it=list.begin(); it!=list.end(); ++it)
            {
                  addButton(*it);
            }
      }

      if (!m_buttonBar->button(-1)) {
            m_buttonBar->appendButton(SmallIcon("configure"), -1, m_menu,
                              i18n("Configure Sidebar"));
      }

      if (m_showExtraButtons) {
            m_buttonBar->button(-1)->show();
      } else {
            m_buttonBar->button(-1)->hide();
      }

      for (uint i = 0; i < m_buttons.count(); i++)
      {
            ButtonInfo *button = m_buttons.at(i);
            if (m_openViews.contains(button->file))
            {
                  m_buttonBar->setTab(i,true);
                  m_noUpdate = true;
                  showHidePage(i);
                  if (m_singleWidgetMode) {
                        break;
                  }
            }
      }

      collapseExpandSidebar();
        m_noUpdate=false;
}

bool Sidebar_Widget::openUrl(const class KUrl &url)
{
      if (url.protocol()=="sidebar")
      {
            for (unsigned int i=0;i<m_buttons.count();i++)
                  if (m_buttons.at(i)->file==url.path())
                  {
                        KMultiTabBarTab *tab = m_buttonBar->tab(i);
                        if (!tab->isChecked())
                              tab->animateClick();
                        return true;
                  }
            return false;
      }

      m_storedUrl=url;
      m_hasStoredUrl=true;
        bool ret = false;
      for (unsigned int i=0;i<m_buttons.count();i++)
      {
            ButtonInfo *button = m_buttons.at(i);
            if (button->dock)
            {
                  if ((button->dock->isVisibleTo(this)) && (button->module))
                  {
                        ret = true;
                        button->module->openUrl(url);
                  }
            }
      }
      return ret;
}

bool Sidebar_Widget::addButton(const QString &desktoppath,int pos)
{
      int lastbtn = m_buttons.count();
      m_buttons.resize(m_buttons.size()+1);

      KConfigGroup *confFile;

      kDebug() << "addButton:" << (m_path+desktoppath);

      confFile = new KConfigGroup(
          KSharedConfig::openConfig(m_path+desktoppath, KConfig::SimpleConfig),
          "Desktop Entry");

      QString icon = confFile->readEntry("Icon");
      QString name = confFile->readEntry("Name");
      QString comment = confFile->readEntry("Comment");
      QString url = confFile->readPathEntry("URL",QString());
      QString lib = confFile->readEntry("X-KDE-KonqSidebarModule");

        delete confFile;

      if (pos == -1)
      {
            m_buttonBar->appendTab(SmallIcon(icon), lastbtn, name);
            ButtonInfo *bi = new ButtonInfo(desktoppath, ((KonqSidebar*)m_partParent),0, url, lib, name,
                                    icon, this);
            /*int id=*/m_buttons.insert(lastbtn, bi);
            KMultiTabBarTab *tab = m_buttonBar->tab(lastbtn);
            tab->installEventFilter(this);
            connect(tab,SIGNAL(clicked(int)),this,SLOT(showHidePage(int)));

            // Set Whats This help
            // This uses the comments in the .desktop files
            tab->setWhatsThis(comment);
      }

      return true;
}



bool Sidebar_Widget::eventFilter(QObject *obj, QEvent *ev)
{

      if (ev->type()==QEvent::MouseButtonPress && ((QMouseEvent *)ev)->button()==Qt::RightButton)
      {
            KMultiTabBarTab *bt=dynamic_cast<KMultiTabBarTab*>(obj);
            if (bt)
            {
                  kDebug()<<"Request for popup";
                  m_currentButton = 0;
                  for (uint i=0;i<m_buttons.count();i++)
                  {
                        if (bt==m_buttonBar->tab(i))
                        {
                              m_currentButton = m_buttons.at(i);
                              break;
                        }
                  }

                  if (m_currentButton)
                  {
                        if (!m_buttonPopup)
                        {
                              m_buttonPopup=new KMenu(this);
                              m_buttonPopupTitle = m_buttonPopup->addTitle(SmallIcon("unknown"), "");
                              m_buttonPopup->addAction(KIcon("edit-rename"), i18n("Set Name..."), this, SLOT(slotSetName())); // Item to open a dialog to change the name of the sidebar item (by Pupeno)
                              m_buttonPopup->addAction(KIcon("internet-web-browser"), i18n("Set URL..."), this, SLOT(slotSetURL()));
                              m_buttonPopup->addAction(KIcon("preferences-desktop-icons"), i18n("Set Icon..."), this, SLOT(slotSetIcon()));
                              m_buttonPopup->addSeparator();
                              m_buttonPopup->addAction(KIcon("edit-delete"), i18n("Remove"), this, SLOT(slotRemove()));
                              m_buttonPopup->addSeparator();
                              m_buttonPopup->addMenu(m_menu);
                        }
                        m_buttonPopup->setItemEnabled(2,!m_currentButton->URL.isEmpty());
                        m_buttonPopupTitle->setIcon(SmallIcon(m_currentButton->iconName));
                          m_buttonPopupTitle->setText(m_currentButton->displayName);
                        m_buttonPopup->exec(QCursor::pos());
                  }
                  return true;

            }
      }
      return false;
}

void Sidebar_Widget::mousePressEvent(QMouseEvent *ev)
{
      if (ev->type()==QEvent::MouseButtonPress && ((QMouseEvent *)ev)->button()==Qt::RightButton)
            m_menu->exec(QCursor::pos());
}

KonqSidebarPlugin *Sidebar_Widget::loadModule(QWidget *par,QString &desktopName,const QString &lib_name,ButtonInfo* bi)
{
      KLibLoader *loader = KLibLoader::self();

      // try to load the library
            KLibrary *lib = loader->library(lib_name);
      if (lib)
      {
            // get the create_ function
            QString factory("create_%1");
                KLibrary::void_function_ptr create = lib->resolveFunction(QFile::encodeName(factory.arg(lib_name)));

            if (create)
            {
                  // create the module

                  KonqSidebarPlugin* (*func)(const KComponentData &,QObject *, QWidget*, QString&, const char *);
                  func = (KonqSidebarPlugin* (*)(const KComponentData &,QObject *, QWidget *, QString&, const char *)) create;
                  QString fullPath(m_path+desktopName);
                  return  (KonqSidebarPlugin*)func(getInstance(),bi,par,fullPath,0);
            }
      } else {
            kWarning() << "Module " << lib_name << " doesn't specify a library!" ;
      }
      return 0;
}

KParts::BrowserExtension *Sidebar_Widget::getExtension()
{
      return KParts::BrowserExtension::childObject(m_partParent);
}

bool Sidebar_Widget::createView( ButtonInfo *data)
{
      bool ret = true;
      KConfigGroup *confFile;
      confFile = new KConfigGroup(
          KSharedConfig::openConfig(data->file, KConfig::SimpleConfig),
          "Desktop Entry");

      data->dock = m_area->createDockWidget(confFile->readEntry("Name",i18n("Unknown")),QString());
      data->module = loadModule(data->dock,data->file,data->libName,data);

      if (data->module == 0)
      {
            delete data->dock;
            data->dock = 0;
            ret = false;
      } else {
            data->dock->setWidget(data->module->getWidget());
            data->dock->setEnableDocking(K3DockWidget::DockTop|
            K3DockWidget::DockBottom/*|K3DockWidget::DockDesktop*/);
            data->dock->setDockSite(K3DockWidget::DockTop|K3DockWidget::DockBottom);
            connectModule(data->module);
            connect(this, SIGNAL(fileSelection(const KFileItemList&)),
                  data->module, SLOT(openPreview(const KFileItemList&)));

            connect(this, SIGNAL(fileMouseOver(const KFileItem&)),
                  data->module, SLOT(openPreviewOnMouseOver(const KFileItem&)));
      }

      delete confFile;
      return ret;
}

void Sidebar_Widget::showHidePage(int page)
{
      ButtonInfo *info = m_buttons.at(page);
      if (!info->dock)
      {
            if (m_buttonBar->isTabRaised(page))
            {
                  //SingleWidgetMode
                  if (m_singleWidgetMode)
                  {
                        if (m_latestViewed != -1)
                        {
                              m_noUpdate = true;
                              showHidePage(m_latestViewed);
                        }
                  }

                  if (!createView(info))
                  {
                        m_buttonBar->setTab(page,false);
                        return;
                  }

                  m_buttonBar->setTab(page,true);

                  connect(info->module,
                        SIGNAL(setIcon(const QString&)),
                        m_buttonBar->tab(page),
                        SLOT(setIcon(const QString&)));

                  connect(info->module,
                        SIGNAL(setCaption(const QString&)),
                        m_buttonBar->tab(page),
                        SLOT(setText(const QString&)));

                  if (m_singleWidgetMode)
                  {
                        m_area->setMainDockWidget(info->dock);
                        m_mainDockWidget->undock();
                  } else {
                        info->dock->manualDock(m_mainDockWidget,K3DockWidget::DockTop,100);
                  }

                  info->dock->show();

                  if (m_hasStoredUrl)
                        info->module->openUrl(m_storedUrl);
                  m_visibleViews<<info->file;
                  m_latestViewed=page;
            }
      } else {
            if ((!info->dock->isVisibleTo(this)) && (m_buttonBar->isTabRaised(page))) {
                  //SingleWidgetMode
                  if (m_singleWidgetMode) {
                        if (m_latestViewed != -1) {
                              m_noUpdate = true;
                              showHidePage(m_latestViewed);
                        }
                  }

                  if (m_singleWidgetMode) {
                        m_area->setMainDockWidget(info->dock);
                        m_mainDockWidget->undock();
                  } else {
                        info->dock->manualDock(m_mainDockWidget,K3DockWidget::DockTop,100);
                  }

                  info->dock->show();
                  m_latestViewed = page;
                  if (m_hasStoredUrl)
                        info->module->openUrl(m_storedUrl);
                  m_visibleViews << info->file;
                  m_buttonBar->setTab(page,true);
            } else {
                  m_buttonBar->setTab(page,false);
                  if (m_singleWidgetMode) {
                        m_area->setMainDockWidget(m_mainDockWidget);
                        m_mainDockWidget->show();
                  }
                  info->dock->undock();
                  m_latestViewed = -1;
                  m_visibleViews.removeAll(info->file);
            }
      }

      if (!m_noUpdate)
            collapseExpandSidebar();
      m_noUpdate = false;
}

void Sidebar_Widget::collapseExpandSidebar()
{
      if (!parentWidget())
            return; // Can happen during destruction

      if (m_visibleViews.count()==0)
      {
            m_somethingVisible = false;
            parentWidget()->setMaximumWidth(minimumSizeHint().width());
            updateGeometry();
            emit panelHasBeenExpanded(false);
      } else {
            m_somethingVisible = true;
            parentWidget()->setMaximumWidth(32767);
            updateGeometry();
            emit panelHasBeenExpanded(true);
      }
}

QSize Sidebar_Widget::sizeHint() const
{
        if (m_somethingVisible)
           return QSize(m_savedWidth,200);
        return minimumSizeHint();
}

void Sidebar_Widget::dockWidgetHasUndocked(K3DockWidget* wid)
{
      kDebug()<<" Sidebar_Widget::dockWidgetHasUndocked(K3DockWidget*)";
      for (unsigned int i=0;i<m_buttons.count();i++)
      {
            ButtonInfo *button = m_buttons.at(i);
            if (button->dock==wid)
            {
                  if (m_buttonBar->isTabRaised(i))
                  {
                        m_buttonBar->setTab(i,false);
                        showHidePage(i);
                  }
            }
      }
}

const KComponentData &Sidebar_Widget::getInstance()
{
      return ((KonqSidebar*)m_partParent)->getInstance();
}

void Sidebar_Widget::submitFormRequest(const char *action,
                              const QString& url,
                              const QByteArray& formData,
                              const QString& /*target*/,
                              const QString& contentType,
                              const QString& /*boundary*/ )
{
        KParts::OpenUrlArguments arguments;
        KParts::BrowserArguments browserArguments;
      browserArguments.setContentType("Content-Type: " + contentType);
      browserArguments.postData = formData;
      browserArguments.setDoPost(QByteArray(action).toLower() == "post");
      // boundary?
      emit getExtension()->openUrlRequest(KUrl( url ), arguments, browserArguments);
}

void Sidebar_Widget::openUrlRequest( const KUrl &url, const KParts::OpenUrlArguments& args, const KParts::BrowserArguments& browserArgs)
{
      getExtension()->openUrlRequest(url,args, browserArgs);
}

void Sidebar_Widget::createNewWindow( const KUrl &url, const KParts::OpenUrlArguments& args, const KParts::BrowserArguments& browserArgs,
      const KParts::WindowArgs &windowArgs, KParts::ReadOnlyPart **part )
{
      getExtension()->createNewWindow(url,args,browserArgs, windowArgs,part);
}

void Sidebar_Widget::enableAction( const char * name, bool enabled )
{
      if ((qstrcmp("ButtonInfo", sender()->parent()->metaObject()->className()) == 0))
      {
            ButtonInfo *btninfo = static_cast<ButtonInfo*>(sender()->parent());
            if (btninfo)
            {
                  QString n(name);
                  if (n == "copy")
                        btninfo->copy = enabled;
                  else if (n == "cut")
                        btninfo->cut = enabled;
                  else if (n == "paste")
                        btninfo->paste = enabled;
                  else if (n == "trash")
                        btninfo->trash = enabled;
                  else if (n == "del")
                        btninfo->del = enabled;
                  else if (n == "rename")
                        btninfo->rename = enabled;
            }
      }
}


bool  Sidebar_Widget::doEnableActions()
{
      if ((qstrcmp("ButtonInfo", sender()->parent()->metaObject()->className()) != 0))
      {
            kDebug()<<"Couldn't set active module, aborting";
            return false;
      } else {
            m_activeModule=static_cast<ButtonInfo*>(sender()->parent());
            getExtension()->enableAction( "copy", m_activeModule->copy );
            getExtension()->enableAction( "cut", m_activeModule->cut );
            getExtension()->enableAction( "paste", m_activeModule->paste );
            getExtension()->enableAction( "trash", m_activeModule->trash );
            getExtension()->enableAction( "del", m_activeModule->del );
            getExtension()->enableAction( "rename", m_activeModule->rename );
            return true;
      }

}

void Sidebar_Widget::popupMenu( const QPoint &global, const KFileItemList &items )
{
      if (doEnableActions())
            getExtension()->popupMenu(global,items);
}

void Sidebar_Widget::popupMenu(
      const QPoint &global, const KUrl &url,
      const QString &mimeType, mode_t mode )
{
    if (doEnableActions()) {
        KParts::OpenUrlArguments args;
        args.setMimeType(mimeType);
        getExtension()->popupMenu(global,url,mode, args);
    }
}

void Sidebar_Widget::connectModule(QObject *mod)
{
      if (mod->metaObject()->indexOfSignal("started(KIO::Job*)") != -1) {
            connect(mod,SIGNAL(started(KIO::Job *)),this, SIGNAL(started(KIO::Job*)));
      }

      if (mod->metaObject()->indexOfSignal("completed()") != -1) {
            connect(mod,SIGNAL(completed()),this,SIGNAL(completed()));
      }

      if (mod->metaObject()->indexOfSignal("popupMenu(QPoint,KUrl,QString,mode_t)") != -1) {
            connect(mod,SIGNAL(popupMenu( const QPoint &, const KUrl &,
                  const QString &, mode_t)),this,SLOT(popupMenu( const
                  QPoint &, const KUrl&, const QString &, mode_t)));
      }

      if (mod->metaObject()->indexOfSignal("popupMenu(QPoint,KUrl,QString,mode_t)") != -1) {
            connect(mod,SIGNAL(popupMenu( const QPoint &,
                  const KUrl &,const QString &, mode_t)),this,
                  SLOT(popupMenu( const QPoint &,
                  const KUrl &,const QString &, mode_t)));
      }

      if (mod->metaObject()->indexOfSignal("popupMenu(QPoint,KFileItemList)") != -1) {
            connect(mod,SIGNAL(popupMenu( const QPoint &, const KFileItemList & )),
                  this,SLOT(popupMenu( const QPoint &, const KFileItemList & )));
      }

      if (mod->metaObject()->indexOfSignal("openUrlRequest(KUrl,KParts::OpenUrlArguments,KParts::BrowserArguments)") != -1) {
            connect(mod,SIGNAL(openUrlRequest( const KUrl &, const KParts::OpenUrlArguments&, const KParts::BrowserArguments&)),
                  this,SLOT(openUrlRequest( const KUrl &, const KParts::OpenUrlArguments&, const KParts::BrowserArguments&)));
      }

      if (mod->metaObject()->indexOfSignal("submitFormRequest(const char*,QString,QByteArray,QString,QString,QString)") != -1) {
            connect(mod,
                  SIGNAL(submitFormRequest(const char*,const QString&,const QByteArray&,const QString&,const QString&,const QString&)),
                  this,
                  SLOT(submitFormRequest(const char*,const QString&,const QByteArray&,const QString&,const QString&,const QString&)));
      }

      if (mod->metaObject()->indexOfSignal("enableAction(const char*,bool)") != -1) {
            connect(mod,SIGNAL(enableAction( const char *, bool)),
                  this,SLOT(enableAction(const char *, bool)));
      }

      if (mod->metaObject()->indexOfSignal("createNewWindow(KUrl,KParts::OpenUrlArguments,KParts::BrowserArguments,KParts::WindowArgs,KParts::ReadOnlyPart**)") != -1) {
            connect(mod,SIGNAL(createNewWindow(KUrl,KParts::OpenUrlArguments,KParts::BrowserArguments,KParts::WindowArgs,KParts::ReadOnlyPart**)),
                    this,SLOT(createNewWindow(KUrl,KParts::OpenUrlArguments,KParts::BrowserArguments,KParts::WindowArgs,KParts::ReadOnlyPart**)));
      }
}



Sidebar_Widget::~Sidebar_Widget()
{
        m_config->writeEntry("OpenViews", m_visibleViews);
      if (m_configTimer.isActive())
            saveConfig();
      delete m_config;
      m_noUpdate = true;
      for (uint i=0;i<m_buttons.count();i++)
      {
            ButtonInfo *button = m_buttons.at(i);
            if (button->dock)
                  button->dock->undock();
      }
}

void Sidebar_Widget::customEvent(QEvent* ev)
{
      if (KonqFileSelectionEvent::test(ev))
      {
            emit fileSelection(static_cast<KonqFileSelectionEvent*>(ev)->selection());
      } else if (KonqFileMouseOverEvent::test(ev)) {
            emit fileMouseOver(static_cast<KonqFileMouseOverEvent*>(ev)->item());
      }
}

#if 0
void Sidebar_Widget::resizeEvent(QResizeEvent* ev)
{
      if (m_somethingVisible && m_userMovedSplitter)
      {
            int newWidth = width();
                QSplitter *split = splitter();
            if (split && (m_savedWidth != newWidth))
            {
                  QList<int> sizes = split->sizes();
                  if ((sizes.count() >= 2) && (sizes[1]))
                  {
                        m_savedWidth = newWidth;
                        updateGeometry();
                        m_configTimer.start(400);
                  }
            }
      }
      m_userMovedSplitter = false;
      QWidget::resizeEvent(ev);
}

QSplitter *Sidebar_Widget::splitter() const
{
      if (m_universalMode) return 0;
      QObject *p = parent();
      if (!p) return 0;
      p = p->parent();
      return static_cast<QSplitter*>(p);
}

void Sidebar_Widget::userMovedSplitter()
{
      m_userMovedSplitter = true;
}
#endif

#include "sidebar_widget.moc"

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