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tdebase/kate/app/katesession.cpp

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/* This file is part of the KDE project
Copyright (C) 2005 Christoph Cullmann <cullmann@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "katesession.h"
#include "katesession.moc"
#include "kateapp.h"
#include "katemainwindow.h"
#include "katedocmanager.h"
#include <kstandarddirs.h>
#include <klocale.h>
#include <kdebug.h>
#include <kdirwatch.h>
#include <klistview.h>
#include <kinputdialog.h>
#include <kiconloader.h>
#include <kmessagebox.h>
#include <kmdcodec.h>
#include <kstdguiitem.h>
#include <kpushbutton.h>
#include <kpopupmenu.h>
#include <tqdir.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqvbox.h>
#include <tqhbox.h>
#include <tqcheckbox.h>
#include <tqdatetime.h>
#include <tqmap.h>
#include <unistd.h>
#include <time.h>
bool operator<( const KateSession::Ptr& a, const KateSession::Ptr& b )
{
return a->sessionName().lower() < b->sessionName().lower();
}
KateSession::KateSession (KateSessionManager *manager, const TQString &fileName, const TQString &name)
: m_sessionFileRel (fileName)
, m_sessionName (name)
, m_documents (0)
, m_manager (manager)
, m_readConfig (0)
, m_writeConfig (0)
{
init ();
}
void KateSession::init ()
{
// given file exists, use it to load some stuff ;)
if (!m_sessionFileRel.isEmpty() && KGlobal::dirs()->exists(sessionFile ()))
{
KSimpleConfig config (sessionFile (), true);
if (m_sessionName.isEmpty())
{
// get the name out of the file
if (m_sessionFileRel == "default.katesession")
m_sessionName = i18n("Default Session");
else
{
config.setGroup ("General");
m_sessionName = config.readEntry ("Name", i18n ("Unnamed Session"));
}
}
// get the document count
config.setGroup ("Open Documents");
m_documents = config.readUnsignedNumEntry("Count", 0);
return;
}
// filename not empty, create the file
// anders: When will this ever happen???
if (!m_sessionFileRel.isEmpty())
{
kdDebug(13001)<<"Kate::Session: initializing unexisting file!"<<endl;
// uhh, no name given
if (m_sessionName.isEmpty())
{
if (m_sessionFileRel == "default.katesession")
m_sessionName = i18n("Default Session");
else
m_sessionName = i18n("Session (%1)").arg(TQTime::currentTime().toString(Qt::LocalDate));
}
// create the file, write name to it!
KSimpleConfig config (sessionFile ());
config.setGroup ("General");
config.writeEntry ("Name", m_sessionName);
config.sync ();
}
}
KateSession::~KateSession ()
{
delete m_readConfig;
delete m_writeConfig;
}
TQString KateSession::sessionFile () const
{
return m_manager->sessionsDir() + "/" + m_sessionFileRel;
}
bool KateSession::create (const TQString &name, bool force)
{
if (!force && (name.isEmpty() || !m_sessionFileRel.isEmpty()))
return false;
delete m_writeConfig;
m_writeConfig = 0;
delete m_readConfig;
m_readConfig = 0;
m_sessionName = name;
// get a usable filename
int s = time(0);
TQCString tname;
while (true)
{
tname.setNum (s++);
KMD5 md5 (tname);
m_sessionFileRel = TQString ("%1.katesession").arg (md5.hexDigest().data());
if (!KGlobal::dirs()->exists(sessionFile ()))
break;
}
// create the file, write name to it!
KSimpleConfig config (sessionFile ());
config.setGroup ("General");
config.writeEntry ("Name", m_sessionName);
config.sync ();
// reinit ourselfs ;)
init ();
return true;
}
bool KateSession::rename (const TQString &name)
{
if (name.isEmpty () || m_sessionFileRel.isEmpty() || m_sessionFileRel == "default.katesession")
return false;
m_sessionName = name;
KConfig config (sessionFile (), false, false);
config.setGroup ("General");
config.writeEntry ("Name", m_sessionName);
config.sync ();
return true;
}
KConfig *KateSession::configRead ()
{
if (m_sessionFileRel.isEmpty())
return 0;
if (m_readConfig)
return m_readConfig;
return m_readConfig = new KSimpleConfig (sessionFile (), true);
}
KConfig *KateSession::configWrite ()
{
if (m_sessionFileRel.isEmpty())
return 0;
if (m_writeConfig)
return m_writeConfig;
m_writeConfig = new KSimpleConfig (sessionFile ());
m_writeConfig->setGroup ("General");
m_writeConfig->writeEntry ("Name", m_sessionName);
return m_writeConfig;
}
KateSessionManager::KateSessionManager (TQObject *parent)
: TQObject (parent)
, m_sessionsDir (locateLocal( "data", "kate/sessions"))
, m_activeSession (new KateSession (this, "", ""))
{
kdDebug() << "LOCAL SESSION DIR: " << m_sessionsDir << endl;
// create dir if needed
KGlobal::dirs()->makeDir (m_sessionsDir);
}
KateSessionManager::~KateSessionManager()
{
}
KateSessionManager *KateSessionManager::self()
{
return KateApp::self()->sessionManager ();
}
void KateSessionManager::dirty (const TQString &)
{
updateSessionList ();
}
void KateSessionManager::updateSessionList ()
{
m_sessionList.clear ();
// Let's get a list of all session we have atm
TQDir dir (m_sessionsDir, "*.katesession");
bool foundDefault = false;
for (unsigned int i=0; i < dir.count(); ++i)
{
KateSession *session = new KateSession (this, dir[i], "");
m_sessionList.append (session);
kdDebug () << "FOUND SESSION: " << session->sessionName() << " FILE: " << session->sessionFile() << endl;
if (!foundDefault && (dir[i] == "default.katesession"))
foundDefault = true;
}
// add default session, if not there
if (!foundDefault)
m_sessionList.append (new KateSession (this, "default.katesession", i18n("Default Session")));
qHeapSort(m_sessionList);
}
void KateSessionManager::activateSession (KateSession::Ptr session, bool closeLast, bool saveLast, bool loadNew)
{
// don't reload.
// ### comparing the pointers directly is b0rk3d :(
if ( ! session->sessionName().isEmpty() && session->sessionName() == m_activeSession->sessionName() )
return;
// try to close last session
if (closeLast)
{
if (KateApp::self()->activeMainWindow())
{
if (!KateApp::self()->activeMainWindow()->queryClose_internal())
return;
}
}
// save last session or not?
if (saveLast)
saveActiveSession (true);
// really close last
if (closeLast)
{
KateDocManager::self()->closeAllDocuments ();
}
// set the new session
m_activeSession = session;
if (loadNew)
{
// open the new session
Kate::Document::setOpenErrorDialogsActivated (false);
KConfig *sc = activeSession()->configRead();
if (sc)
KateApp::self()->documentManager()->restoreDocumentList (sc);
// if we have no session config object, try to load the default
// (anonymous/unnamed sessions)
if ( ! sc )
sc = new KSimpleConfig( sessionsDir() + "/default.katesession" );
// window config
if (sc)
{
KConfig *c = KateApp::self()->config();
c->setGroup("General");
if (c->readBoolEntry("Restore Window Configuration", true))
{
// a new, named session, read settings of the default session.
if ( ! sc->hasGroup("Open MainWindows") )
sc = new KSimpleConfig( sessionsDir() + "/default.katesession" );
sc->setGroup ("Open MainWindows");
unsigned int wCount = sc->readUnsignedNumEntry("Count", 1);
for (unsigned int i=0; i < wCount; ++i)
{
if (i >= KateApp::self()->mainWindows())
{
KateApp::self()->newMainWindow(sc, TQString ("MainWindow%1").arg(i));
}
else
{
sc->setGroup(TQString ("MainWindow%1").arg(i));
KateApp::self()->mainWindow(i)->readProperties (sc);
}
}
if (wCount > 0)
{
while (wCount < KateApp::self()->mainWindows())
{
KateMainWindow *w = KateApp::self()->mainWindow(KateApp::self()->mainWindows()-1);
KateApp::self()->removeMainWindow (w);
delete w;
}
}
}
}
Kate::Document::setOpenErrorDialogsActivated (true);
}
}
KateSession::Ptr KateSessionManager::createSession (const TQString &name)
{
KateSession::Ptr s = new KateSession (this, "", "");
s->create (name);
return s;
}
KateSession::Ptr KateSessionManager::giveSession (const TQString &name)
{
if (name.isEmpty())
return new KateSession (this, "", "");
updateSessionList();
for (unsigned int i=0; i < m_sessionList.count(); ++i)
{
if (m_sessionList[i]->sessionName() == name)
return m_sessionList[i];
}
return createSession (name);
}
bool KateSessionManager::saveActiveSession (bool tryAsk, bool rememberAsLast)
{
if (tryAsk)
{
// app config
KConfig *c = KateApp::self()->config();
c->setGroup("General");
TQString sesExit (c->readEntry ("Session Exit", "save"));
if (sesExit == "discard")
return true;
if (sesExit == "ask")
{
KDialogBase* dlg = new KDialogBase(i18n ("Save Session?")
, KDialogBase::Yes | KDialogBase::No
, KDialogBase::Yes, KDialogBase::No
);
bool dontAgain = false;
int res = KMessageBox::createKMessageBox(dlg, TQMessageBox::Question,
i18n("Save current session?"), TQStringList(),
i18n("Do not ask again"), &dontAgain, KMessageBox::Notify);
// remember to not ask again with right setting
if (dontAgain)
{
c->setGroup("General");
if (res == KDialogBase::No)
c->writeEntry ("Session Exit", "discard");
else
c->writeEntry ("Session Exit", "save");
}
if (res == KDialogBase::No)
return true;
}
}
KConfig *sc = activeSession()->configWrite();
if (!sc)
return false;
KateDocManager::self()->saveDocumentList (sc);
sc->setGroup ("Open MainWindows");
sc->writeEntry ("Count", KateApp::self()->mainWindows ());
// save config for all windows around ;)
for (unsigned int i=0; i < KateApp::self()->mainWindows (); ++i )
{
sc->setGroup(TQString ("MainWindow%1").arg(i));
KateApp::self()->mainWindow(i)->saveProperties (sc);
}
sc->sync();
if (rememberAsLast)
{
KConfig *c = KateApp::self()->config();
c->setGroup("General");
c->writeEntry ("Last Session", activeSession()->sessionFileRelative());
c->sync ();
}
return true;
}
bool KateSessionManager::chooseSession ()
{
bool success = true;
// app config
KConfig *c = KateApp::self()->config();
c->setGroup("General");
// get last used session, default to default session
TQString lastSession (c->readEntry ("Last Session", "default.katesession"));
TQString sesStart (c->readEntry ("Startup Session", "manual"));
// uhh, just open last used session, show no chooser
if (sesStart == "last")
{
activateSession (new KateSession (this, lastSession, ""), false, false);
return success;
}
// start with empty new session
if (sesStart == "new")
{
activateSession (new KateSession (this, "", ""), false, false);
return success;
}
KateSessionChooser *chooser = new KateSessionChooser (0, lastSession);
bool retry = true;
int res = 0;
while (retry)
{
res = chooser->exec ();
switch (res)
{
case KateSessionChooser::resultOpen:
{
KateSession::Ptr s = chooser->selectedSession ();
if (!s)
{
KMessageBox::error (chooser, i18n("No session selected to open."), i18n ("No Session Selected"));
break;
}
activateSession (s, false, false);
retry = false;
break;
}
// exit the app lateron
case KateSessionChooser::resultQuit:
success = false;
retry = false;
break;
default:
activateSession (new KateSession (this, "", ""), false, false);
retry = false;
break;
}
}
// write back our nice boolean :)
if (success && chooser->reopenLastSession ())
{
c->setGroup("General");
if (res == KateSessionChooser::resultOpen)
c->writeEntry ("Startup Session", "last");
else if (res == KateSessionChooser::resultNew)
c->writeEntry ("Startup Session", "new");
c->sync ();
}
delete chooser;
return success;
}
void KateSessionManager::sessionNew ()
{
activateSession (new KateSession (this, "", ""));
}
void KateSessionManager::sessionOpen ()
{
KateSessionOpenDialog *chooser = new KateSessionOpenDialog (0);
int res = chooser->exec ();
if (res == KateSessionOpenDialog::resultCancel)
{
delete chooser;
return;
}
KateSession::Ptr s = chooser->selectedSession ();
if (s)
activateSession (s);
delete chooser;
}
void KateSessionManager::sessionSave ()
{
// if the active session is valid, just save it :)
if (saveActiveSession ())
return;
bool ok = false;
TQString name = KInputDialog::getText (i18n("Specify Name for Current Session"), i18n("Session name:"), "", &ok);
if (!ok)
return;
if (name.isEmpty())
{
KMessageBox::error (0, i18n("To save a new session, you must specify a name."), i18n ("Missing Session Name"));
return;
}
activeSession()->create (name);
saveActiveSession ();
}
void KateSessionManager::sessionSaveAs ()
{
bool ok = false;
TQString name = KInputDialog::getText (i18n("Specify New Name for Current Session"), i18n("Session name:"), "", &ok);
if (!ok)
return;
if (name.isEmpty())
{
KMessageBox::error (0, i18n("To save a session, you must specify a name."), i18n ("Missing Session Name"));
return;
}
activeSession()->create (name, true);
saveActiveSession ();
}
void KateSessionManager::sessionManage ()
{
KateSessionManageDialog *dlg = new KateSessionManageDialog (0);
dlg->exec ();
delete dlg;
}
//BEGIN CHOOSER DIALOG
class KateSessionChooserItem : public TQListViewItem
{
public:
KateSessionChooserItem (KListView *lv, KateSession::Ptr s)
: TQListViewItem (lv, s->sessionName())
, session (s)
{
TQString docs;
docs.setNum (s->documents());
setText (1, docs);
}
KateSession::Ptr session;
};
KateSessionChooser::KateSessionChooser (TQWidget *parent, const TQString &lastSession)
: KDialogBase ( parent
, ""
, true
, i18n ("Session Chooser")
, KDialogBase::User1 | KDialogBase::User2 | KDialogBase::User3
, KDialogBase::User2
, true
, KStdGuiItem::quit ()
, KGuiItem (i18n ("Open Session"), "fileopen")
, KGuiItem (i18n ("New Session"), "filenew")
)
{
TQHBox *page = new TQHBox (this);
page->setMinimumSize (400, 200);
setMainWidget(page);
TQHBox *hb = new TQHBox (page);
hb->setSpacing (KDialog::spacingHint());
TQLabel *label = new TQLabel (hb);
label->setPixmap (UserIcon("sessionchooser"));
label->setFrameStyle (TQFrame::Panel | TQFrame::Sunken);
TQVBox *vb = new TQVBox (hb);
vb->setSpacing (KDialog::spacingHint());
m_sessions = new KListView (vb);
m_sessions->addColumn (i18n("Session Name"));
m_sessions->addColumn (i18n("Open Documents"));
m_sessions->setResizeMode (TQListView::AllColumns);
m_sessions->setSelectionMode (TQListView::Single);
m_sessions->setAllColumnsShowFocus (true);
connect (m_sessions, TQT_SIGNAL(selectionChanged()), this, TQT_SLOT(selectionChanged()));
connect (m_sessions, TQT_SIGNAL(doubleClicked(TQListViewItem *, const TQPoint &, int)), this, TQT_SLOT(slotUser2()));
KateSessionList &slist (KateSessionManager::self()->sessionList());
for (unsigned int i=0; i < slist.count(); ++i)
{
KateSessionChooserItem *item = new KateSessionChooserItem (m_sessions, slist[i]);
if (slist[i]->sessionFileRelative() == lastSession)
m_sessions->setSelected (item, true);
}
m_useLast = new TQCheckBox (i18n ("&Always use this choice"), vb);
setResult (resultNone);
// trigger action update
selectionChanged ();
}
KateSessionChooser::~KateSessionChooser ()
{
}
KateSession::Ptr KateSessionChooser::selectedSession ()
{
KateSessionChooserItem *item = (KateSessionChooserItem *) m_sessions->selectedItem ();
if (!item)
return 0;
return item->session;
}
bool KateSessionChooser::reopenLastSession ()
{
return m_useLast->isChecked ();
}
void KateSessionChooser::slotUser2 ()
{
done (resultOpen);
}
void KateSessionChooser::slotUser3 ()
{
done (resultNew);
}
void KateSessionChooser::slotUser1 ()
{
done (resultQuit);
}
void KateSessionChooser::selectionChanged ()
{
enableButton (KDialogBase::User2, m_sessions->selectedItem ());
}
//END CHOOSER DIALOG
//BEGIN OPEN DIALOG
KateSessionOpenDialog::KateSessionOpenDialog (TQWidget *parent)
: KDialogBase ( parent
, ""
, true
, i18n ("Open Session")
, KDialogBase::User1 | KDialogBase::User2
, KDialogBase::User2
, false
, KStdGuiItem::cancel ()
, KGuiItem( i18n("&Open"), "fileopen")
)
{
TQHBox *page = new TQHBox (this);
page->setMinimumSize (400, 200);
setMainWidget(page);
TQHBox *hb = new TQHBox (page);
TQVBox *vb = new TQVBox (hb);
m_sessions = new KListView (vb);
m_sessions->addColumn (i18n("Session Name"));
m_sessions->addColumn (i18n("Open Documents"));
m_sessions->setResizeMode (TQListView::AllColumns);
m_sessions->setSelectionMode (TQListView::Single);
m_sessions->setAllColumnsShowFocus (true);
connect (m_sessions, TQT_SIGNAL(doubleClicked(TQListViewItem *, const TQPoint &, int)), this, TQT_SLOT(slotUser2()));
KateSessionList &slist (KateSessionManager::self()->sessionList());
for (unsigned int i=0; i < slist.count(); ++i)
{
new KateSessionChooserItem (m_sessions, slist[i]);
}
setResult (resultCancel);
}
KateSessionOpenDialog::~KateSessionOpenDialog ()
{
}
KateSession::Ptr KateSessionOpenDialog::selectedSession ()
{
KateSessionChooserItem *item = (KateSessionChooserItem *) m_sessions->selectedItem ();
if (!item)
return 0;
return item->session;
}
void KateSessionOpenDialog::slotUser1 ()
{
done (resultCancel);
}
void KateSessionOpenDialog::slotUser2 ()
{
done (resultOk);
}
//END OPEN DIALOG
//BEGIN MANAGE DIALOG
KateSessionManageDialog::KateSessionManageDialog (TQWidget *parent)
: KDialogBase ( parent
, ""
, true
, i18n ("Manage Sessions")
, KDialogBase::User1
, KDialogBase::User1
, false
, KStdGuiItem::close ()
)
{
TQHBox *page = new TQHBox (this);
page->setMinimumSize (400, 200);
setMainWidget(page);
TQHBox *hb = new TQHBox (page);
hb->setSpacing (KDialog::spacingHint());
m_sessions = new KListView (hb);
m_sessions->addColumn (i18n("Session Name"));
m_sessions->addColumn (i18n("Open Documents"));
m_sessions->setResizeMode (TQListView::AllColumns);
m_sessions->setSelectionMode (TQListView::Single);
m_sessions->setAllColumnsShowFocus (true);
connect (m_sessions, TQT_SIGNAL(selectionChanged()), this, TQT_SLOT(selectionChanged()));
updateSessionList ();
TQWidget *vb = new TQWidget (hb);
TQVBoxLayout *vbl = new TQVBoxLayout (vb);
vbl->setSpacing (KDialog::spacingHint());
m_rename = new KPushButton (i18n("&Rename..."), vb);
connect (m_rename, TQT_SIGNAL(clicked()), this, TQT_SLOT(rename()));
vbl->addWidget (m_rename);
m_del = new KPushButton (KStdGuiItem::del (), vb);
connect (m_del, TQT_SIGNAL(clicked()), this, TQT_SLOT(del()));
vbl->addWidget (m_del);
vbl->addStretch ();
// trigger action update
selectionChanged ();
}
KateSessionManageDialog::~KateSessionManageDialog ()
{
}
void KateSessionManageDialog::slotUser1 ()
{
done (0);
}
void KateSessionManageDialog::selectionChanged ()
{
KateSessionChooserItem *item = (KateSessionChooserItem *) m_sessions->selectedItem ();
m_rename->setEnabled (item && item->session->sessionFileRelative() != "default.katesession");
m_del->setEnabled (item && item->session->sessionFileRelative() != "default.katesession");
}
void KateSessionManageDialog::rename ()
{
KateSessionChooserItem *item = (KateSessionChooserItem *) m_sessions->selectedItem ();
if (!item || item->session->sessionFileRelative() == "default.katesession")
return;
bool ok = false;
TQString name = KInputDialog::getText (i18n("Specify New Name for Session"), i18n("Session name:"), item->session->sessionName(), &ok);
if (!ok)
return;
if (name.isEmpty())
{
KMessageBox::error (0, i18n("To save a session, you must specify a name."), i18n ("Missing Session Name"));
return;
}
item->session->rename (name);
updateSessionList ();
}
void KateSessionManageDialog::del ()
{
KateSessionChooserItem *item = (KateSessionChooserItem *) m_sessions->selectedItem ();
if (!item || item->session->sessionFileRelative() == "default.katesession")
return;
TQFile::remove (item->session->sessionFile());
KateSessionManager::self()->updateSessionList ();
updateSessionList ();
}
void KateSessionManageDialog::updateSessionList ()
{
m_sessions->clear ();
KateSessionList &slist (KateSessionManager::self()->sessionList());
for (unsigned int i=0; i < slist.count(); ++i)
{
new KateSessionChooserItem (m_sessions, slist[i]);
}
}
//END MANAGE DIALOG
KateSessionsAction::KateSessionsAction(const TQString& text, TQObject* parent, const char* name )
: KActionMenu(text, parent, name)
{
connect(popupMenu(),TQT_SIGNAL(aboutToShow()),this,TQT_SLOT(slotAboutToShow()));
}
void KateSessionsAction::slotAboutToShow()
{
popupMenu()->clear ();
KateSessionList &slist (KateSessionManager::self()->sessionList());
for (unsigned int i=0; i < slist.count(); ++i)
{
popupMenu()->insertItem (
slist[i]->sessionName(),
this, TQT_SLOT (openSession (int)), 0,
i );
}
}
void KateSessionsAction::openSession (int i)
{
KateSessionList &slist (KateSessionManager::self()->sessionList());
if ((uint)i >= slist.count())
return;
KateSessionManager::self()->activateSession(slist[(uint)i]);
}
// kate: space-indent on; indent-width 2; replace-tabs on; mixed-indent off;