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

BUG:215923


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

1 files changed, 278 insertions, 0 deletions

diff --git a/kicker/applets/lockout/lockout.cpp b/kicker/applets/lockout/lockout.cpp
new file mode 100644
index 000000000..d22e4a8ed
--- /dev/null
+++ b/kicker/applets/lockout/lockout.cpp
@@ -0,0 +1,278 @@
+/*****************************************************************
+
+Copyright (c) 2001 Carsten Pfeiffer <pfeiffer@kde.org>
+              2001 Matthias Elter   <elter@kde.org>
+              2001 Martijn Klingens <mklingens@yahoo.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+******************************************************************/
+
+
+#include <qlayout.h>
+#include <qpainter.h>
+#include <qpixmap.h>
+#include <qpopupmenu.h>
+#include <qtoolbutton.h>
+#include <qstyle.h>
+#include <qtooltip.h>
+
+#include <dcopclient.h>
+
+#include <kapplication.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <kiconloader.h>
+#include <krun.h>
+#include <kdebug.h>
+
+#include <stdlib.h>
+#include "lockout.h"
+
+extern "C"
+{
+    KDE_EXPORT KPanelApplet* init(QWidget *parent, const QString& configFile)
+    {
+        KGlobal::locale()->insertCatalogue("lockout");
+        return new Lockout(configFile, parent, "lockout");
+    }
+}
+
+Lockout::Lockout( const QString& configFile, QWidget *parent, const char *name)
+    : KPanelApplet( configFile, KPanelApplet::Normal, 0, parent, name ), bTransparent( false )
+{
+    KConfig *conf = config();
+    conf->setGroup("lockout");
+
+    //setFrameStyle(Panel | Sunken);
+    setBackgroundOrigin( AncestorOrigin );
+
+    if ( orientation() == Horizontal )
+        layout = new QBoxLayout( this, QBoxLayout::TopToBottom );
+    else
+        layout = new QBoxLayout( this, QBoxLayout::LeftToRight );
+
+    layout->setAutoAdd( true );
+    layout->setMargin( 0 );
+    layout->setSpacing( 0 );
+
+    lockButton = new SimpleButton( this, "lock");
+    logoutButton = new SimpleButton( this, "logout");
+
+    QToolTip::add( lockButton, i18n("Lock the session") );
+    QToolTip::add( logoutButton, i18n("Log out") );
+
+    lockButton->setPixmap( SmallIcon( "lock" ));
+    logoutButton->setPixmap( SmallIcon( "exit" ));
+
+    bTransparent = conf->readBoolEntry( "Transparent", bTransparent );
+
+    connect( lockButton, SIGNAL( clicked() ), SLOT( lock() ));
+    connect( logoutButton, SIGNAL( clicked() ), SLOT( logout() ));
+
+    lockButton->installEventFilter( this );
+    logoutButton->installEventFilter( this );
+
+    if (!kapp->authorize("lock_screen"))
+       lockButton->hide();
+
+    if (!kapp->authorize("logout"))
+       logoutButton->hide();
+
+    lockButton->setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding));
+    logoutButton->setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding));
+
+    if ( !kapp->dcopClient()->isAttached() )
+        kapp->dcopClient()->attach();
+
+    connect( kapp, SIGNAL( iconChanged(int) ), SLOT( slotIconChanged() ));
+}
+
+Lockout::~Lockout()
+{
+    KGlobal::locale()->removeCatalogue("lockout");
+}
+
+// the -2 is due to kicker allowing us a width/height of 42 and the buttons
+// having a size of 44. So we rather cut those 2 pixels instead of changing
+// direction and wasting a lot of space.
+void Lockout::checkLayout( int height ) const
+{
+    QSize s = minimumSizeHint();
+    QBoxLayout::Direction direction = layout->direction();
+
+    if ( direction == QBoxLayout::LeftToRight &&
+         ( ( orientation() == Vertical   && s.width() - 2 >= height ) ||
+           ( orientation() == Horizontal && s.width() - 2 < height ) ) ) {
+        layout->setDirection( QBoxLayout::TopToBottom );
+    }
+    else if ( direction == QBoxLayout::TopToBottom &&
+              ( ( orientation() == Vertical   && s.height() - 2 < height ) ||
+                ( orientation() == Horizontal && s.height() - 2 >= height ) ) ) {
+        layout->setDirection( QBoxLayout::LeftToRight );
+    }
+}
+
+int Lockout::widthForHeight( int height ) const
+{
+    checkLayout( height );
+    return sizeHint().width();
+}
+
+int Lockout::heightForWidth( int width ) const
+{
+    checkLayout( width );
+    return sizeHint().height();
+}
+
+void Lockout::lock()
+{
+    QCString appname( "kdesktop" );
+    int kicker_screen_number = qt_xscreen();
+    if ( kicker_screen_number )
+        appname.sprintf("kdesktop-screen-%d", kicker_screen_number);
+    kapp->dcopClient()->send(appname, "KScreensaverIface", "lock()", "");
+}
+
+void Lockout::logout()
+{
+    kapp->requestShutDown();
+}
+
+void Lockout::mousePressEvent(QMouseEvent* e)
+{
+    propagateMouseEvent(e);
+}
+
+void Lockout::mouseReleaseEvent(QMouseEvent* e)
+{
+    propagateMouseEvent(e);
+}
+
+void Lockout::mouseDoubleClickEvent(QMouseEvent* e)
+{
+    propagateMouseEvent(e);
+}
+
+void Lockout::mouseMoveEvent(QMouseEvent* e)
+{
+    propagateMouseEvent(e);
+}
+
+void Lockout::propagateMouseEvent(QMouseEvent* e)
+{
+    if ( !isTopLevel()  ) {
+        QMouseEvent me(e->type(), mapTo( topLevelWidget(), e->pos() ),
+                       e->globalPos(), e->button(), e->state() );
+        QApplication::sendEvent( topLevelWidget(), &me );
+    }
+}
+
+bool Lockout::eventFilter( QObject *o, QEvent *e )
+{
+    if (!kapp->authorizeKAction("kicker_rmb"))
+        return false;     // Process event normally:
+
+    if( e->type() == QEvent::MouseButtonPress )
+    {
+        KConfig *conf = config();
+        conf->setGroup("lockout");
+
+        QMouseEvent *me = static_cast<QMouseEvent *>( e );
+        if( me->button() == QMouseEvent::RightButton )
+        {
+            if( o == lockButton )
+            {
+                QPopupMenu *popup = new QPopupMenu();
+
+                popup->insertItem( SmallIcon( "lock" ), i18n("Lock Session"),
+                                   this, SLOT( lock() ) );
+                popup->insertSeparator();
+                
+                i18n("&Transparent");
+                //popup->insertItem( i18n( "&Transparent" ), 100 );
+                popup->insertItem( SmallIcon( "configure" ),
+                                   i18n( "&Configure Screen Saver..." ),
+                                   this, SLOT( slotLockPrefs() ) );
+
+                //popup->setItemChecked( 100, bTransparent );
+                //popup->connectItem(100, this, SLOT( slotTransparent() ) );
+                //if (conf->entryIsImmutable( "Transparent" ))
+                //    popup->setItemEnabled( 100, false );
+                popup->exec( me->globalPos() );
+                delete popup;
+
+                return true;
+            }
+            else if ( o == logoutButton )
+            {
+                QPopupMenu *popup = new QPopupMenu();
+
+                popup->insertItem( SmallIcon( "exit" ), i18n("&Log Out..."),
+                                   this, SLOT( logout() ) );
+                popup->insertSeparator();
+                //popup->insertItem( i18n( "&Transparent" ), 100 );
+                popup->insertItem( SmallIcon( "configure" ),
+                                   i18n( "&Configure Session Manager..." ),
+                                   this, SLOT( slotLogoutPrefs() ) );
+
+                //popup->setItemChecked( 100, bTransparent );
+                //popup->connectItem(100, this, SLOT( slotTransparent() ) );
+                //if (conf->entryIsImmutable( "Transparent" ))
+                //    popup->setItemEnabled( 100, false );
+                popup->exec( me->globalPos() );
+                delete popup;
+
+                return true;
+            } // if o
+        } // if me->button
+    } // if e->type
+
+    // Process event normally:
+    return false;
+}
+
+void Lockout::slotLockPrefs()
+{
+    // Run the screensaver settings
+    KRun::run( "kcmshell screensaver", KURL::List() );
+}
+
+void Lockout::slotTransparent()
+{
+    bTransparent = !bTransparent;
+
+    KConfig* conf = config();
+    conf->setGroup("lockout");
+    conf->writeEntry( "Transparent", bTransparent );
+    conf->sync();
+}
+
+void Lockout::slotLogoutPrefs()
+{
+    // Run the logout settings.
+    KRun::run( "kcmshell kcmsmserver", KURL::List() );
+}
+
+void Lockout::slotIconChanged()
+{
+    lockButton->setPixmap( SmallIcon( "lock" ));
+    logoutButton->setPixmap( SmallIcon( "exit" ));
+}
+
+#include "lockout.moc"