Kate session panel: added support for switch/shutdown session options and fixed up logic where required.

Fixed Kate quit process to support correct shutdown. Improved handling of configuration option changes.
Some code rework.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

kate/app/kateapp.cpp

@@ -83,6 +83,8 @@ KateApp::KateApp (TDECmdLineArgs *args)
   kdDebug()<<"Setting KATE_PID: '"<<getpid()<<"'"<<endl;
   ::setenv( "KATE_PID", TQString(TQString("%1").arg(getpid())).latin1(), 1 );
 
+  connect(this, TQT_SIGNAL(aboutToQuit()), this, TQT_SLOT(slotAboutToQuit()));
+
   // handle restore different
   if (isRestored())
   {
@@ -178,23 +180,16 @@ bool KateApp::startupKate()
   else
   {
     // check Kate session startup options
-    TDEConfig *kateCfg = KateApp::self()->config();
-    kateCfg->setGroup("General");
-    if (kateCfg->hasKey("Last Session"))
+    int startupOption = sessionManager()->getStartupOption();
+    if (startupOption == KateSessionManager::STARTUP_NEW)
     {
-      // Delete no longer used entry (pre R14.1.0)
-      kateCfg->deleteEntry("Last Session");
+      sessionManager()->newSession();
     }
-    TQString startupOption(kateCfg->readEntry("Startup Session", "manual"));
-    if (startupOption == "last")
+    else if (startupOption == KateSessionManager::STARTUP_LAST)
     {
       sessionManager()->restoreLastSession();
     }
-    else if (startupOption == "new")
-    {
-      sessionManager()->newSession();
-    }
-    else // startupOption == "manual"
+    else // startupOption == KateSessionManager::STARTUP_MANUAL
     {
       KateSessionChooser *chooser = new KateSessionChooser(NULL);
       int result = chooser->exec();
@@ -308,12 +303,9 @@ bool KateApp::startupKate()
 
 void KateApp::shutdownKate(KateMainWindow *win)
 {
-  if (!win->queryClose_internal())
+  if (!win->queryClose_internal() || !query_session_close())
     return;
 
-  // Save current session here to make sure all GUI elements are saved correctly
-  sessionManager()->saveActiveSession();
-
   // detach the dcopClient
   dcopClient()->detach();
 
@@ -324,6 +316,60 @@ void KateApp::shutdownKate(KateMainWindow *win)
   quit ();
 }
 
+bool KateApp::query_session_close()
+{
+  bool saveSessions = false;
+  int switchOption = m_sessionManager->getSwitchOption();
+  if (switchOption == KateSessionManager::SWITCH_SAVE)
+  {
+    saveSessions = true;
+  }
+  else if (switchOption == KateSessionManager::SWITCH_ASK)
+  {
+    KDialogBase *dlg = new KDialogBase(i18n("Save Sessions"),
+            KDialogBase::Yes | KDialogBase::No | KDialogBase::Cancel,
+            KDialogBase::Cancel, KDialogBase::Cancel, NULL, NULL, true, false,
+            KStdGuiItem::save(), KStdGuiItem::del(), KStdGuiItem::cancel());
+    bool dontAgain = false;
+    int res = KMessageBox::createKMessageBox(dlg, TQMessageBox::Warning,
+                    i18n("<p>Do you want to save the existing sessions?<p>!!NOTE!!"
+                         "<p>All existing sessions will be removed "
+                         "if you choose \"Delete\""), TQStringList(),
+                    i18n("Do not ask again"), &dontAgain, KMessageBox::Notify);
+    if (res == KDialogBase::Cancel)
+    {
+      return false;
+    }
+    if (dontAgain)
+    {
+      if (res == KDialogBase::No)
+      {
+        m_sessionManager->setSwitchOption(KateSessionManager::SWITCH_DISCARD);
+      }
+      else
+      {
+        m_sessionManager->setSwitchOption(KateSessionManager::SWITCH_SAVE);
+      }
+    }
+    if (res == KDialogBase::Yes)
+    {
+      saveSessions = true;
+    }
+  }
+  
+  if (saveSessions)
+  {    
+    m_sessionManager->saveActiveSession();
+  }
+  m_sessionManager->saveConfig(saveSessions);
+  return true;
+}
+
+void KateApp::reparse_config()
+{
+  emit optionsChanged();
+}
+
 KatePluginManager *KateApp::pluginManager()
 {
   return m_pluginManager;

kate/app/kateapp.h

@@ -100,7 +100,7 @@ class KDE_EXPORT KateApp : public TDEApplication
      * shutdown kate application
      * @param win mainwindow which is used for dialogs
      */
-    void shutdownKate (KateMainWindow *win);
+    void shutdownKate(KateMainWindow *win);
 
     /**
      * application should exit
@@ -108,8 +108,26 @@ class KDE_EXPORT KateApp : public TDEApplication
      */
     bool shouldExit () { return m_shouldExit; }
 
+    /**
+     * to be called when the application is about to quit
+     * @return should we exit?
+     */
+    bool query_session_close();
+    
+    /**
+     * called after the config dialog has been closed. The application
+     * can parse the new configuration and take appropriate actions if required
+     */
+    void reparse_config();
+    
+  signals:
+		/**
+		 * Emitted when the configuration has or may have been changed
+		 */
+		void optionsChanged();
+		    
   /**
-   * other accessors for global unique instances
+ 	 * other accessors for global unique instances
    */
   public:
     /**
@@ -224,7 +242,6 @@ class KDE_EXPORT KateApp : public TDEApplication
      */
     KateSessionManager *m_sessionManager;
 
-
     /**
      * known main windows
      */

kate/app/kateexternaltools.cpp

@@ -172,7 +172,6 @@ void KateExternalToolsCommand::reload () {
         config.readListEntry( "mimetypes" ),
         config.readEntry( "acname", "" ),
         config.readEntry( "cmdname", "" ) );
-    // FIXME test for a command name first!
 	if ( t.hasexec && (!t.cmdname.isEmpty())) {
 		m_list.append("exttool-"+t.cmdname);
 		m_map.insert("exttool-"+t.cmdname,t.acname);

kate/app/katefileselector.cpp

@@ -413,7 +413,6 @@ void KateFileSelector::btnFilterClick()
   }
 }
 
-//FIXME crash on shutdown
 void KateFileSelector::setActiveDocumentDir()
 {
 //   kdDebug(13001)<<"KateFileSelector::setActiveDocumentDir()"<<endl;

kate/app/katemainwindow.cpp

@@ -329,9 +329,9 @@ void KateMainWindow::slotDocumentCloseAll() {
 }
 
 bool KateMainWindow::queryClose_internal() {
-   uint documentCount=KateDocManager::self()->documents();
+  uint documentCount=KateDocManager::self()->documents();
 
-  if ( ! showModOnDiskPrompt() )
+  if ( !showModOnDiskPrompt() )
     return false;
 
   TQPtrList<Kate::Document> modifiedDocuments=KateDocManager::self()->modifiedDocumentList();
@@ -360,23 +360,22 @@ bool KateMainWindow::queryClose()
   // just test, not close them actually
   if (KateApp::self()->sessionSaving())
   {
-    return queryClose_internal ();
+    return queryClose_internal();
   }
 
   // normal closing of window
   // allow to close all windows until the last without restrictions
-  if ( KateApp::self()->mainWindows () > 1 )
+  if (KateApp::self()->mainWindows() > 1)
+  {
     return true;
+  }
 
-  // last one: check if we can close all documents, try run
+  // last one: check if we can close all documents and sessions, try run
   // and save docs if we really close down !
-  if ( queryClose_internal () )
+  if (queryClose_internal() && KateApp::self()->query_session_close())
   {
-    KateApp::self()->sessionManager()->saveActiveSession();
-
     // detach the dcopClient
     KateApp::self()->dcopClient()->detach();
-
     return true;
   }
 
@@ -403,7 +402,7 @@ void KateMainWindow::slotNewToolbarConfig()
 
 void KateMainWindow::slotFileQuit()
 {
-  KateApp::self()->shutdownKate (this);
+  KateApp::self()->shutdownKate(this);  
 }
 
 void KateMainWindow::readOptions ()
@@ -574,6 +573,9 @@ void KateMainWindow::slotConfigure()
   dlg->exec();
 
   delete dlg;
+  
+  // Inform Kate that options may have been changed
+  KateApp::self()->reparse_config();
 }
 
 KURL KateMainWindow::activeDocumentUrl()

kate/app/katesavemodifieddialog.cpp

@@ -156,7 +156,6 @@ KateSaveModifiedDialog::KateSaveModifiedDialog(TQWidget *parent, TQPtrList<Kate:
 		}
 		m_documentRoot->setOpen(true);
 	} else m_documentRoot=0;
-	//FIXME - Is this the best way?
 	connect(m_list, TQT_SIGNAL(clicked(TQListViewItem *)), TQT_SLOT(slotItemSelected()));
 	connect(m_list, TQT_SIGNAL(doubleClicked(TQListViewItem *)), TQT_SLOT(slotItemSelected()));
 	connect(m_list, TQT_SIGNAL(spacePressed(TQListViewItem *)), TQT_SLOT(slotItemSelected()));

kate/app/katesession.cpp

@@ -51,28 +51,39 @@
 // FIXME general: need to keep doc list and current session's m_documents in synchro
 //       all the time (doc open, doc closed, doc renamed).
 //       To be done when doc list software is developed
-// FIXME add code to handle the various options in Configure Kate -> Application -> Sessions
 
 // String constants
 namespace
 {
   // Kate session
-  const char *KS_COUNT    = "Count";
-  const char *KS_DOCCOUNT = "Document count";
-  const char *KS_DOCLIST  = "Document list";
-  const char *KS_GENERAL  = "General";
-  const char *KS_NAME     = "Name";
-  const char *KS_OPENDOC  = "Open Documents";
-  const char *KS_READONLY = "ReadOnly";
-  const char *KS_OPEN_MAINWINDOWS = "Open MainWindows";
-  const char *KS_UNNAMED  = "Unnamed";
+  const char *KS_COUNT             = "Count";
+  const char *KS_DOCCOUNT          = "Document count";
+  const char *KS_DOCLIST           = "Document list";
+  const char *KS_GENERAL           = "General";
+  const char *KS_NAME              = "Name";
+  const char *KS_OPENDOC           = "Open Documents";
+  const char *KS_READONLY          = "ReadOnly";
+  const char *KS_OPEN_MAINWINDOWS  = "Open MainWindows";
+  const char *KS_UNNAMED           = "Unnamed";
 
   // Kate session manager
-  const char *KSM_DIR     = "kate/sessions";
-  const char *KSM_FILE    = "sessions.list";
-  const char *KSM_SESSIONS_COUNT = "Sessions count";
-  const char *KSM_LAST_SESSION_ID = "Last session id";
-  const char *KSM_SESSIONS_LIST  = "Sessions list";
+  const char *KSM_DIR              = "kate/sessions";
+  const char *KSM_FILE             = "sessions.list";
+  const char *KSM_SESSIONS_COUNT   = "Sessions count";
+  const char *KSM_LAST_SESSION_ID  = "Last session id";
+  const char *KSM_SESSIONS_LIST    = "Sessions list";
+
+  // Kate app
+  const char *KAPP_GENERAL         = "General";
+  const char *KAPP_LAST_SESSION    = "Last Session";
+  const char *KAPP_STARTUP_SESSION = "Startup Session";
+  const char *KAPP_NEW             = "new";
+  const char *KAPP_LAST            = "last";
+  const char *KAPP_MANUAL          = "manual";
+  const char *KAPP_SESSION_EXIT    = "Session Exit";
+  const char *KAPP_DISCARD         = "discard";
+  const char *KAPP_SAVE            = "save";
+  const char *KAPP_ASK             = "ask";
 }
 
 //BEGIN Kate session
@@ -321,10 +332,14 @@ KateSessionManager* KateSessionManager::self()
 //------------------------------------
 KateSessionManager::KateSessionManager() :
   m_baseDir(locateLocal("data", KSM_DIR)+"/"), m_configFile(m_baseDir + KSM_FILE),
-  m_activeSessionId(INVALID_SESSION), m_lastSessionId(INVALID_SESSION), m_sessions(), m_config(NULL)
+  m_activeSessionId(INVALID_SESSION), m_lastSessionId(INVALID_SESSION), m_sessions(),
+  m_config(NULL), m_startupOption(STARTUP_NEW), m_switchOption(SWITCH_DISCARD)
 {
+  // Session startup and switch options
+  updateSessionOptions(SO_ALL);
+  
+  // Sessions configuration
   m_sessions.setAutoDelete(true);
-
   int sessionsCount = 0;
   if (TDEGlobal::dirs()->exists(m_configFile))
   {
@@ -362,6 +377,7 @@ KateSessionManager::KateSessionManager() :
   {
     m_lastSessionId = 0;  // Invalid last session was detected. Use first in the list
   }
+  
   //NOTE do not activate any session in the KateSessionManager costructor
   //     since Kate's main window may not be ready yet. The initial session
   //     will be activated by KateApp::startupKate() or KateApp::restoreKate()
@@ -370,25 +386,123 @@ KateSessionManager::KateSessionManager() :
 //------------------------------------
 KateSessionManager::~KateSessionManager()
 {
-  saveConfig(true);
   if (m_config)
   {
     delete m_config;
   }
-  if (!m_sessions.isEmpty())
+  m_sessions.clear();
+}
+
+//------------------------------------
+void KateSessionManager::updateSessionOptions(int optionType)
+{
+  // Session startup and switch options
+  TDEConfig *kateCfg = KateApp::self()->config();
+  kateCfg->setGroup(KAPP_GENERAL);
+  
+  if (optionType == SO_STARTUP || optionType == SO_ALL)
   {
-    m_sessions.clear();
+    if (kateCfg->hasKey(KAPP_LAST_SESSION))
+    {
+      // Delete no longer used entry (pre R14.1.0)
+      kateCfg->deleteEntry(KAPP_LAST_SESSION);
+    }
+    TQString startupOption(kateCfg->readEntry(KAPP_STARTUP_SESSION, KAPP_MANUAL));
+    if (startupOption == KAPP_LAST)
+    {
+      m_startupOption = STARTUP_LAST;
+    }
+    else if (startupOption == KAPP_NEW)
+    {
+      m_startupOption = STARTUP_NEW;
+    }
+    else // startupOption == "manual"
+    {
+      m_startupOption = STARTUP_MANUAL;
+    }
+  }
+  
+  if (optionType == SO_SWITCH || optionType == SO_ALL)
+  {
+    TQString switchOption(kateCfg->readEntry(KAPP_SESSION_EXIT, KAPP_ASK));
+    if (switchOption == KAPP_DISCARD)
+    {
+      m_switchOption = SWITCH_DISCARD;
+    }
+    else if (switchOption == KAPP_SAVE)
+    {
+      m_switchOption = SWITCH_SAVE;
+    }
+    else // switchOption == "ask"
+    {
+      m_switchOption = SWITCH_ASK;
+    }
   }
 }
 
 //------------------------------------
-// FIXME Unnamed sessions should not be saved by default, to allow users who do not bother
-// about sessions to open-use-close Kate seemlessly.
-// FIXME An option need to be added to Configure Kate -> Sessions to allow Kate to ask about
-// saving unnamed sessions before closing the current session. Default value is off as per
-// point above.
+void KateSessionManager::saveSessionOptions(int optionType)
+{
+  TDEConfig *kateCfg = KateApp::self()->config();
+  kateCfg->setGroup(KAPP_GENERAL);
+  if (optionType == SO_STARTUP || optionType == SO_ALL)
+  {
+    if (m_startupOption == STARTUP_LAST)
+    {
+      kateCfg->writeEntry(KAPP_STARTUP_SESSION, KAPP_LAST);
+    }
+    else if (m_startupOption == STARTUP_NEW)
+    {
+      kateCfg->writeEntry(KAPP_STARTUP_SESSION, KAPP_NEW);
+    }
+    else // m_startupOption == STARTUP_MANUAL
+    {
+      kateCfg->writeEntry(KAPP_STARTUP_SESSION, KAPP_MANUAL);
+    }
+  }
+  
+  if (optionType == SO_SWITCH || optionType == SO_ALL)
+  {
+    if (m_switchOption == SWITCH_DISCARD)
+    {
+      kateCfg->writeEntry(KAPP_SESSION_EXIT, KAPP_DISCARD);
+    }
+    else if (m_switchOption == SWITCH_SAVE)
+    {
+      kateCfg->writeEntry(KAPP_SESSION_EXIT, KAPP_SAVE);
+    }
+    else // m_switchOption == SWITCH_ASK
+    {
+      kateCfg->writeEntry(KAPP_SESSION_EXIT, KAPP_ASK);
+    }
+  }
+  kateCfg->sync();
+}
+
+//------------------------------------
 void KateSessionManager::saveConfig(bool saveSessions)
 {
+  // Session startup and switch options
+  updateSessionOptions(SO_ALL);
+  saveSessionOptions(SO_ALL);
+  
+  // Sessions configuration
+  if (!saveSessions)
+  {
+    // delete all session files if they exist
+    for (int i = 0;  i < (int)m_sessions.count();  ++i)
+    {
+      const TQString &filename = m_sessions[i]->getSessionFilename();
+      if (filename != TQString::null && TQFile::exists(filename))
+      {
+        TQFile::remove(filename);
+      }
+    }
+  
+    m_sessions.clear();
+    m_activeSessionId = INVALID_SESSION;
+  }
+  
   if (!m_config)
   {
     m_config = new KSimpleConfig(m_configFile);
@@ -402,16 +516,34 @@ void KateSessionManager::saveConfig(bool saveSessions)
   m_config->writeEntry(KSM_LAST_SESSION_ID, m_activeSessionId);
   for (int i = 0;  i < (int)m_sessions.count();  ++i)
   {
-    //FIXME need to consider when sessions has to be saved.
-    if (saveSessions)
-    {
-      saveSession(i, false, false);
-    }  
+    saveSession(i, false, false);
     m_config->writeEntry(TQString("URL_%1").arg(i), m_sessions[i]->getSessionFilename());
   }
   m_config->sync();
 }
 
+//------------------------------------
+const int KateSessionManager::getStartupOption()
+{
+  updateSessionOptions(SO_STARTUP);
+  return m_startupOption;
+}
+
+//------------------------------------
+const int KateSessionManager::getSwitchOption()
+{
+  updateSessionOptions(SO_SWITCH);
+  return m_switchOption;
+}
+
+//------------------------------------
+void KateSessionManager::setSwitchOption(int option)
+{ 
+  m_switchOption = (option == SWITCH_DISCARD || option == SWITCH_SAVE) ? option : SWITCH_ASK; 
+  saveSessionOptions(SO_SWITCH);
+  emit switchOptionChanged();
+}
+
 //------------------------------------
 const TQString& KateSessionManager::getSessionName(int sessionId)
 {
@@ -476,9 +608,14 @@ bool KateSessionManager::activateSession(int sessionId, bool saveCurr)
     {
       saveSession(m_activeSessionId, true);
     }
-    else if (m_sessions[m_activeSessionId]->isStillVolatile())
+    else
     {
-      // Automatically delete unstored and unnamed sessions when activating another one
+      // Delete current session before activating the new one
+      const TQString &filename = m_sessions[m_activeSessionId]->getSessionFilename();
+      if (filename != TQString::null && TQFile::exists(filename))
+      {
+        TQFile::remove(filename);
+      }
       m_sessions.remove(m_activeSessionId);  // this also deletes the KateSession item since auto-deletion is enabled
       m_activeSessionId = INVALID_SESSION;
       if (sessionId > oldSessionId)
@@ -508,7 +645,7 @@ int KateSessionManager::newSession(const TQString &sessionName, bool saveCurr)
 }
 
 //------------------------------------
-int KateSessionManager::cloneSession(int sessionId, const TQString &sessionName, bool activate)
+int KateSessionManager::cloneSession(int sessionId, const TQString &sessionName, bool activate, bool deleteCurr)
 {
   if (sessionId < 0 || sessionId >= (int)m_sessions.count())
   {
@@ -521,15 +658,15 @@ int KateSessionManager::cloneSession(int sessionId, const TQString &sessionName,
   
   // If cloning the active session, the new session will contain the current status
   // and the original session will be restored to the last saved state (save as... functionality)
-/*  saveSession(newSessionId, sessionId == m_activeSessionId);
+  saveSession(newSessionId, sessionId == m_activeSessionId);
   if (sessionId == m_activeSessionId)
   {
     reloadActiveSession();
   }
-*/  
+  
   if (activate)
   {
-    activateSession(newSessionId, m_activeSessionId != INVALID_SESSION);
+    activateSession(newSessionId, m_activeSessionId != INVALID_SESSION && !deleteCurr);
   }
   return newSessionId;
 }

kate/app/katesession.h

@@ -154,13 +154,13 @@ class KateSession
 
 
 //BEGIN KateSessionManager
-//FIXME (advanced)
-//There should be only one session manager regardless of how many instances of Kate are running.
-//Changes should propagate to all session panels. Different Kate instances should run different
-//sessions. If the user switches to a session already opened in another Kate instance, the current
-//session should be saved and then the focus switched to the other instance.
-//This would allow a safe use of multiple Kate instances without overwriting session information
-//among them. Currently the last instance to be closed will overwrite the information previously
+//FIXME (advanced - multiple main windows or multiple Kate instances)
+//There should be only one session manager regardless of how many main windows of Kate are open.
+//Changes should propagate to all session panels. Different Kate main windows should run different
+//sessions. If the user switches to a session already opened in another Kate window, the other window
+//should be brought up to the screen (eventually ask user confirmation first).
+//This would allow a safe use of multiple Kate main windows/instances without overwriting session information
+//among them. Currently the last instance/main window to be closed will overwrite the information previously
 //saved by other Kate instances.
 /**
  * The Kate session manager. It takes care of storing and retrieving each session object
@@ -169,6 +169,11 @@ class KateSession
  * @note The Kate session manager takes ownership of each session object it handles.
  */
 //FIXME update the sessions.list file when switching to another session or to a new session
+//
+//FIXME create new unnamed session, choose 'save' as session switch option. Exit Kate. 
+//      Session is saved without asking for a name
+//FIXME improve getStartupOption/getSwitchOption/setSwitchOption using new signal
+//      KateApp::optionsChanged()
 class KateSessionManager : public TQObject
 {
   Q_OBJECT
@@ -180,6 +185,22 @@ class KateSessionManager : public TQObject
       INVALID_SESSION = -1
     };
 
+    // Session options on Kate startup
+    enum 
+    {
+      STARTUP_NEW = 0,    // New session
+      STARTUP_LAST,       // Use last session
+      STARTUP_MANUAL      // Manually choose a session
+    };
+		
+    // Session options on session switch or Kate shutdown
+    enum 
+    {
+      SWITCH_DISCARD = 0, // Don't save current session
+      SWITCH_SAVE,        // Save current session
+      SWITCH_ASK          // Ask user what to do
+    };
+		
 		/**
 		 * get a pointer to the unique KateSessionManager instance.
 		 * If the manager does not exist yet, create it.
@@ -191,6 +212,32 @@ class KateSessionManager : public TQObject
 		 */
 		~KateSessionManager();
 
+		/**
+		 * Save session manager info
+		 * @param saveSessions true  = sessions info will be saved
+		 *                     false = all sessions will be discarded
+		 */
+		void saveConfig(bool saveSessions);
+		
+		/**
+		 * @return the session startup option
+		 * The function checks the config file to see if there was any value update 
+		 */
+		const int getStartupOption();
+		
+		/**
+		 * @return the session switch option
+		 * The function checks the config file to see if there was any value update 
+		 */
+		const int getSwitchOption();
+		
+		/**
+		 * Set the new session switch preference
+		 * @param option the new option value. Defaults to SWITCH_ASK if the value is invalid.
+		 * @emit switchOptionChanged
+		 */
+		void setSwitchOption(int option);
+		
 		/**
 		 * @return the session files folder name
 		 */
@@ -262,10 +309,12 @@ class KateSessionManager : public TQObject
 		 * @param sessionId the id of the session to clone
 		 * @param sessionName the new session name
 		 * @param activate if true, activate the new session after creation
+		 * @param deleteCurr if true, delete the current session after switching
 		 * @return the id of the newly created session
 		 * @emit sessionCreated
 		 */
-		int cloneSession(int sessionId, const TQString &sessionName = TQString::null, bool activate = true);
+		int cloneSession(int sessionId, const TQString &sessionName = TQString::null, 
+		                 bool activate = true, bool deleteCurr = false);
 
 		/**
 		 * Restore the current active session to the last saved state
@@ -331,6 +380,11 @@ class KateSessionManager : public TQObject
 		void setSessionReadOnlyStatus(int sessionId, bool readOnly);
 
   signals:
+		/**
+		 * Emitted when the session switch option has been set/changed
+		 */
+		void switchOptionChanged();
+		
 		/**
 		 * Emitted once a session has been activated
 		 * @param newSessionId the id of the previous active session
@@ -373,12 +427,26 @@ class KateSessionManager : public TQObject
 	protected:
 		KateSessionManager();
 
+    // Session options on Kate startup
+    enum 
+    {
+      SO_STARTUP = 0,     // session startup option only
+      SO_SWITCH,          // session switch option only
+      SO_ALL,             // session startup and switch options
+    };
+		
 		/**
-		 * Save session manager info
-		 * @param saveSessions if true, all sessions will be saved again
-		 */
-		void saveConfig(bool saveSessions);
-
+		 * Updated the session startup and switch options
+		 * @param optionType specifies which options needs to be updated
+     */
+		void updateSessionOptions(int optionType);
+		
+		/**
+		 * Save the session startup and switch options to the config file
+		 * @param optionType specifies which options needs to be saved
+     */
+		void saveSessionOptions(int optionType);
+		
 		/**
 		 * Swap the position of the two specified sessions in the session list
 		 * @param sessionId1 the id of the first session
@@ -403,7 +471,9 @@ class KateSessionManager : public TQObject
     int m_lastSessionId;                // id of the last active session before closing Kate
 		TQPtrList<KateSession> m_sessions;  // session list
 		KSimpleConfig *m_config;        		// session manager config
-
+		int m_startupOption;                // session option on Kate startup
+		int m_switchOption;                 // session option on session switch or Kate shutdown
+		
 		static KateSessionManager *ksm_instance;  // the only KateSessionManager instance
 };
 //END KateSessionManager

kate/app/katesessionpanel.cpp

@@ -146,12 +146,17 @@ KateSessionPanel::KateSessionPanel(KateMainWindow *mainWindow, KateViewManager *
   m_listview->setResizeMode(TQListView::LastColumn);
   //m_listview->setRootIsDecorated(true);  // FIXME disabled until doc list software is developed
 
+
   connect(m_listview, TQT_SIGNAL(selectionChanged()),
           this, TQT_SLOT(slotSelectionChanged()));
   connect(m_listview, TQT_SIGNAL(executed(TQListViewItem*)),
           this, TQT_SLOT(slotItemExecuted(TQListViewItem*)));
   connect(m_listview, TQT_SIGNAL(returnPressed(TQListViewItem*)),
           this, TQT_SLOT(slotItemExecuted(TQListViewItem*)));
+  connect(KateApp::self(), TQT_SIGNAL(optionsChanged()),
+          this, TQT_SLOT(slotSelectionChanged()));
+  connect(m_sessionManager, TQT_SIGNAL(switchOptionChanged()),
+          this, TQT_SLOT(slotSelectionChanged()));
   connect(m_sessionManager, TQT_SIGNAL(sessionActivated(int, int)),
           this, TQT_SLOT(slotSessionActivated(int, int)));
   connect(m_sessionManager, TQT_SIGNAL(sessionCreated(int)),
@@ -258,7 +263,7 @@ void KateSessionPanel::slotNewSession()
   int result = nameChooser->exec();
   if (result == TQDialog::Accepted)
   {
-    int res = handleVolatileSession();
+    int res = handleSessionSwitch();
     if (res == KMessageBox::Cancel)
     {
     	return;
@@ -312,9 +317,9 @@ void KateSessionPanel::slotSaveSessionAs()
   {
     return;
   }
-
+  
 	// If the session was never saved or named before, the session will be saved with a new name.
-	// If the session was already saved or named once, it will be cloned into a new session.
+	// Otherwise it will be cloned into a new session.
 	bool cloneSession = !ks->isStillVolatile();
 	// Get new session name
 	KateSessionNameChooser *nameChooser = new KateSessionNameChooser(this, cloneSession);
@@ -330,7 +335,20 @@ void KateSessionPanel::slotSaveSessionAs()
   	else
   	{
   	  // Clone session
-  	  m_sessionManager->cloneSession(sessId, nameChooser->getSessionName(), nameChooser->getActivateFlag());
+  	  bool activate = nameChooser->getActivateFlag();
+			int activeSessionId = m_sessionManager->getActiveSessionId();
+			int res = KMessageBox::Yes;
+			if (activate && sessId != activeSessionId)
+			{
+			  // Cloning another session and switching to it at the same time,
+			  // handle session switch correctly
+				res = handleSessionSwitch();
+				if (res == KMessageBox::Cancel)
+				{
+					return;
+				}
+			}
+	  	m_sessionManager->cloneSession(sessId, nameChooser->getSessionName(), activate, res == KMessageBox::No);
   	}
 	}
 	
@@ -410,7 +428,7 @@ void KateSessionPanel::slotActivateSession()
   int newSessionId = newSessionItem->getSessionId();
   if (newSessionId != currSessionId)
   {
-    int res = handleVolatileSession();
+    int res = handleSessionSwitch();
     if (res == KMessageBox::Cancel)
     {
     	return;
@@ -469,8 +487,10 @@ void KateSessionPanel::slotItemExecuted(TQListViewItem *item)
     return;
   }
 
-  // First level items are sessions. Executing one, will switch to that session
-  if (!item->parent())
+  // First level items are sessions. Executing one, will switch to that session.
+  // This is only allow when the 'Activate' toolbar button is enabled
+  if (!item->parent() && 
+      m_actionCollection->action("session_activate")->isEnabled())
   {
     slotActivateSession();
     return;
@@ -488,8 +508,9 @@ void KateSessionPanel::slotSelectionChanged()
   }
 
   TDEToggleAction *readOnlyAction = dynamic_cast<TDEToggleAction*>(
-	       					m_actionCollection->action("session_toggle_read_only"));
-  if (!sessionItem || !ks)
+				       					m_actionCollection->action("session_toggle_read_only"));
+  if (!sessionItem || !ks || 
+      m_sessionManager->getSwitchOption() == KateSessionManager::SWITCH_DISCARD)
   {
     m_actionCollection->action("session_save")->setEnabled(false);
     m_actionCollection->action("session_save_as")->setEnabled(false);
@@ -683,30 +704,63 @@ void KateSessionPanel::slotLVSessionRenamed(TQListViewItem *item)
 }
 
 //-------------------------------------------
-int KateSessionPanel::handleVolatileSession()
+int KateSessionPanel::handleSessionSwitch()
 {
   const KateSession *ks = m_sessionManager->getActiveSession();
-  if (!ks || !ks->isStillVolatile())
+  int switchOption = m_sessionManager->getSwitchOption();
+  if (!ks || switchOption == KateSessionManager::SWITCH_DISCARD)
   {
-    return (!ks ? KMessageBox::No : KMessageBox::Yes);
+    return KMessageBox::No;
   }
-
-	int msgres = KMessageBox::warningYesNoCancel(this, i18n("<p>You are leaving a volatile session."
-									"<p>Do you want to save or discard it?").arg(ks->getSessionName()),
-									i18n("Close session"), KStdGuiItem::save(), KStdGuiItem::discard());
-	if (msgres == KMessageBox::Yes)
-	{
+  
+  if (switchOption == KateSessionManager::SWITCH_ASK)
+  {
+    KDialogBase *dlg = new KDialogBase(i18n("Save Session"),
+            KDialogBase::Yes | KDialogBase::No | KDialogBase::Cancel,
+            KDialogBase::Cancel, KDialogBase::Cancel, NULL, NULL, true, false,
+            KStdGuiItem::save(), KStdGuiItem::del(), KStdGuiItem::cancel());
+    bool dontAgain = false;
+    int res = KMessageBox::createKMessageBox(dlg, TQMessageBox::Warning,
+                    i18n("<p>Do you want to save the current session?<p>!!NOTE!!"
+                         "<p>The session will be removed if you choose \"Delete\""), TQStringList(),
+                    i18n("Do not ask again"), &dontAgain, KMessageBox::Notify);
+    if (res == KDialogBase::Cancel)
+    {
+      return KMessageBox::Cancel;
+    }
+    if (dontAgain)
+    {
+      if (res == KDialogBase::No)
+      {
+        m_sessionManager->setSwitchOption(KateSessionManager::SWITCH_DISCARD);
+      }
+      else
+      {
+        m_sessionManager->setSwitchOption(KateSessionManager::SWITCH_SAVE);
+      }
+    }
+		if (res == KDialogBase::No)
+		{
+			return KMessageBox::No;
+		}
+  }
+  
+  // At this point the session needs to be saved. 
+  // Make sure to handle volatile sessions correctly.
+  if (ks->isStillVolatile())
+  {
 		KateSessionNameChooser *nameChooser = new KateSessionNameChooser(this, false);
-		int result = nameChooser->exec();
-		if (result == TQDialog::Accepted)
+		int res = nameChooser->exec();
+		if (res == TQDialog::Accepted)
 		{
-		  m_sessionManager->renameSession(m_sessionManager->getActiveSessionId(), nameChooser->getSessionName());
-  	}
-  	else
+			m_sessionManager->renameSession(m_sessionManager->getActiveSessionId(), nameChooser->getSessionName());
+		}
+		else
 		{
-		  msgres = KMessageBox::Cancel;
-  	}
+			return KMessageBox::Cancel;
+		}
   }
-	return msgres;
+
+	return KMessageBox::Yes;
 }
 //END KateSessionPanel

kate/app/katesessionpanel.h

@@ -42,6 +42,7 @@ class TDEActionCollection;
 
 //BEGIN KateSessionNameChooser
 //FIXME create one single KateSessionNameChooser and reuse it all the time
+//FIXME improve string to distinguish between new session and saving an unnamed session
 class KateSessionNameChooser : public KDialogBase
 {
 	Q_OBJECT
@@ -141,16 +142,16 @@ class KateSessionPanel : public TQVBox
   protected:
     void setup_toolbar();
     
-		/* In case the current session is still volatile, asks the user whether
-		   he wants to save or discard the session.
+		/* Checks the session switch option. If the choice is 'ask user',
+		   opens a dialog and asks the user what to do.
 		   Returns one of the following:
 		   - KMessageBox::Cancel : the user wants to abort the current operation
 		   - KMessageBox::No     : the user wants to discard the session and continue
 		   - KMessageBox::Yes    : the user wants to save the session and continue
-		   In case the user decides to save the session, the function also sets
-		   the new session name provided in the dialog box.
+		   If the current session is volatile and the session needs to be saved,
+		   it will also ask the user to provide a session name.
 		*/
-    int handleVolatileSession();
+    int handleSessionSwitch();
 
     KateMainWindow *m_mainWin;
     KateViewManager *m_viewManager;

kate/app/kateviewmanager.cpp

@@ -462,7 +462,6 @@ void KateViewManager::setShowFullPath( bool enable )
 /**
  * session config functions
  */
-// FIXME 3.0 - make those config goups more streamlined: "objN:objN..."
 void KateViewManager::saveViewConfiguration(TDEConfig *config,const TQString& grp)
 {
   // Use the same group name for view configuration as usual for sessions.