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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit4aed2c8219774f5d797760606b8489a92ddc5163 (patch)
tree3f8c130f7d269626bf6a9447407ef6c35954426a /kdesktop/desktop.cc
downloadtdebase-4aed2c8219774f5d797760606b8489a92ddc5163.tar.gz
tdebase-4aed2c8219774f5d797760606b8489a92ddc5163.zip
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
Diffstat (limited to 'kdesktop/desktop.cc')
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diff --git a/kdesktop/desktop.cc b/kdesktop/desktop.cc
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+/* This file is part of the KDE project
+ Copyright (C) 1998, 1999 Torben Weis <weis@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 as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ 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 "desktop.h"
+#include "krootwm.h"
+#include "bgmanager.h"
+#include "bgsettings.h"
+#include "startupid.h"
+#include "kdiconview.h"
+#include "minicli.h"
+#include "kdesktopsettings.h"
+#include "klaunchsettings.h"
+
+#include <string.h>
+#include <unistd.h>
+#include <kcolordrag.h>
+#include <kurldrag.h>
+
+#include <qdir.h>
+#include <qevent.h>
+#include <qtooltip.h>
+
+#include <netwm.h>
+#include <dcopclient.h>
+#include <kcursor.h>
+#include <kdebug.h>
+#include <kstandarddirs.h>
+#include <kimageio.h>
+#include <kinputdialog.h>
+#include <kipc.h>
+#include <klocale.h>
+#include <kio/netaccess.h>
+#include <kprocess.h>
+#include <ksycoca.h>
+#include <ktempfile.h>
+#include <kmessagebox.h>
+#include <kglobalaccel.h>
+#include <kwinmodule.h>
+#include <krun.h>
+#include <kwin.h>
+#include <kglobalsettings.h>
+#include <kpopupmenu.h>
+#include <kapplication.h>
+// Create the equivalent of KAccelBase::connectItem
+// and then remove this include and fix reconnects in initRoot() -- ellis
+//#include <kaccelbase.h>
+
+extern int kdesktop_screen_number;
+extern QCString kdesktop_name, kicker_name, kwin_name;
+
+KRootWidget::KRootWidget() : QObject()
+{
+ kapp->desktop()->installEventFilter(this);
+ kapp->desktop()->setAcceptDrops( true );
+}
+
+bool KRootWidget::eventFilter ( QObject *, QEvent * e )
+{
+ if (e->type() == QEvent::MouseButtonPress)
+ {
+ QMouseEvent *me = static_cast<QMouseEvent *>(e);
+ KRootWm::self()->mousePressed( me->globalPos(), me->button() );
+ return true;
+ }
+ else if (e->type() == QEvent::Wheel)
+ {
+ QWheelEvent *we = static_cast<QWheelEvent *>(e);
+ emit wheelRolled(we->delta());
+ return true;
+ }
+ else if ( e->type() == QEvent::DragEnter )
+ {
+ QDragEnterEvent* de = static_cast<QDragEnterEvent *>( e );
+ bool b = !KGlobal::config()->isImmutable() && !KGlobal::dirs()->isRestrictedResource( "wallpaper" );
+
+ bool imageURL = false;
+ if ( KURLDrag::canDecode( de ) )
+ {
+ KURL::List list;
+ KURLDrag::decode( de, list );
+ KURL url = list.first();
+ KMimeType::Ptr mime = KMimeType::findByURL( url );
+ if ( !KImageIO::type( url.path() ).isEmpty() ||
+ KImageIO::isSupported( mime->name(), KImageIO::Reading ) || mime->is( "image/svg+xml" ) )
+ imageURL = true;
+ }
+
+ b = b && ( KColorDrag::canDecode( de ) || QImageDrag::canDecode( de ) || imageURL );
+ de->accept( b );
+ return true;
+ }
+ else if ( e->type() == QEvent::Drop )
+ {
+ QDropEvent* de = static_cast<QDropEvent*>( e );
+ if ( KColorDrag::canDecode( de ) )
+ emit colorDropEvent( de );
+ else if ( QImageDrag::canDecode( de ) )
+ emit imageDropEvent( de );
+ else if ( KURLDrag::canDecode( de ) ) {
+ KURL::List list;
+ KURLDrag::decode( de, list );
+ KURL url = list.first();
+ emit newWallpaper( url );
+ }
+ return true;
+ }
+ return false; // Don't filter.
+}
+
+// -----------------------------------------------------------------------------
+#define DEFAULT_DELETEACTION 1
+
+KDesktop::WheelDirection KDesktop::m_eWheelDirection = KDesktop::m_eDefaultWheelDirection;
+const char* KDesktop::m_wheelDirectionStrings[2] = { "Forward", "Reverse" };
+
+KDesktop::KDesktop( bool x_root_hack, bool wait_for_kded ) :
+ DCOPObject( "KDesktopIface" ),
+ QWidget( 0L, "desktop", WResizeNoErase | ( x_root_hack ? (WStyle_Customize | WStyle_NoBorder) : 0) ),
+ // those two WStyle_ break kdesktop when the root-hack isn't used (no Dnd)
+ startup_id( NULL ), m_waitForKicker(0)
+{
+ m_bWaitForKded = wait_for_kded;
+ m_miniCli = 0; // created on demand
+ keys = 0; // created later
+ KGlobal::locale()->insertCatalogue("kdesktop");
+ KGlobal::locale()->insertCatalogue("libkonq"); // needed for apps using libkonq
+ KGlobal::locale()->insertCatalogue("libdmctl");
+
+ setCaption( "KDE Desktop");
+
+ setAcceptDrops(true); // WStyle_Customize seems to disable that
+ m_pKwinmodule = new KWinModule( this );
+
+ kapp->dcopClient()->setNotifications(true);
+ kapp->dcopClient()->connectDCOPSignal(kicker_name, kicker_name, "desktopIconsAreaChanged(QRect, int)",
+ "KDesktopIface", "desktopIconsAreaChanged(QRect, int)", false);
+
+ // Dont repaint on configuration changes during construction
+ m_bInit = true;
+
+ // It's the child widget that gets the focus, not us
+ setFocusPolicy( NoFocus );
+
+ if ( x_root_hack )
+ {
+ // this is a ugly hack to make Dnd work
+ // Matthias told me that it won't be necessary with kwin
+ // actually my first try with ICCCM (Dirk) :-)
+ unsigned long data[2];
+ data[0] = (unsigned long) 1;
+ data[1] = (unsigned long) 0; // None; (Werner)
+ Atom wm_state = XInternAtom(qt_xdisplay(), "WM_STATE", False);
+ XChangeProperty(qt_xdisplay(), winId(), wm_state, wm_state, 32,
+ PropModeReplace, (unsigned char *)data, 2);
+
+ }
+
+ setGeometry( QApplication::desktop()->geometry() );
+ lower();
+
+ connect( kapp, SIGNAL( shutDown() ),
+ this, SLOT( slotShutdown() ) );
+
+ connect(kapp, SIGNAL(settingsChanged(int)),
+ this, SLOT(slotSettingsChanged(int)));
+ kapp->addKipcEventMask(KIPC::SettingsChanged);
+
+ kapp->addKipcEventMask(KIPC::IconChanged);
+ connect(kapp, SIGNAL(iconChanged(int)), this, SLOT(slotIconChanged(int)));
+
+ connect(KSycoca::self(), SIGNAL(databaseChanged()),
+ this, SLOT(slotDatabaseChanged()));
+
+ m_pIconView = 0;
+ m_pRootWidget = 0;
+ bgMgr = 0;
+ initRoot();
+
+ QTimer::singleShot(0, this, SLOT( slotStart() ));
+
+#if (QT_VERSION-0 >= 0x030200) // XRANDR support
+ connect( kapp->desktop(), SIGNAL( resized( int )), SLOT( desktopResized()));
+#endif
+}
+
+void
+KDesktop::initRoot()
+{
+ Display *dpy = qt_xdisplay();
+ Window root = RootWindow(dpy, kdesktop_screen_number);
+ XDefineCursor(dpy, root, cursor().handle());
+
+ m_bDesktopEnabled = KDesktopSettings::desktopEnabled();
+ if ( !m_bDesktopEnabled && !m_pRootWidget )
+ {
+ hide();
+ delete bgMgr;
+ bgMgr = 0;
+ if ( m_pIconView )
+ m_pIconView->saveIconPositions();
+ delete m_pIconView;
+ m_pIconView = 0;
+
+ { // trigger creation of QToolTipManager, it does XSelectInput() on the root window
+ QWidget w;
+ QToolTip::add( &w, "foo" );
+ }
+ // NOTE: If mouse clicks stop working again, it's most probably something doing XSelectInput()
+ // on the root window after this, and setting it to some fixed value instead of adding its mask.
+ XWindowAttributes attrs;
+ XGetWindowAttributes(dpy, root, &attrs);
+ XSelectInput(dpy, root, attrs.your_event_mask | ButtonPressMask);
+
+ m_pRootWidget = new KRootWidget;
+ connect(m_pRootWidget, SIGNAL(wheelRolled(int)), this, SLOT(slotSwitchDesktops(int)));
+ connect(m_pRootWidget, SIGNAL(colorDropEvent(QDropEvent*)), this, SLOT(handleColorDropEvent(QDropEvent*)) );
+ connect(m_pRootWidget, SIGNAL(imageDropEvent(QDropEvent*)), this, SLOT(handleImageDropEvent(QDropEvent*)) );
+ connect(m_pRootWidget, SIGNAL(newWallpaper(const KURL&)), this, SLOT(slotNewWallpaper(const KURL&)) );
+
+ // Geert Jansen: backgroundmanager belongs here
+ // TODO tell KBackgroundManager if we change widget()
+ bgMgr = new KBackgroundManager( m_pIconView, m_pKwinmodule );
+ bgMgr->setExport(1);
+ connect( bgMgr, SIGNAL( initDone()), SLOT( backgroundInitDone()));
+ if (!m_bInit)
+ {
+ delete KRootWm::self();
+ KRootWm* krootwm = new KRootWm( this ); // handler for root menu (used by kdesktop on RMB click)
+ keys->setSlot("Lock Session", krootwm, SLOT(slotLock()));
+ keys->updateConnections();
+ }
+ }
+ else if (m_bDesktopEnabled && !m_pIconView)
+ {
+ delete bgMgr;
+ bgMgr = 0;
+ delete m_pRootWidget;
+ m_pRootWidget = 0;
+ m_pIconView = new KDIconView( this, 0 );
+ connect( m_pIconView, SIGNAL( imageDropEvent( QDropEvent * ) ),
+ this, SLOT( handleImageDropEvent( QDropEvent * ) ) );
+ connect( m_pIconView, SIGNAL( colorDropEvent( QDropEvent * ) ),
+ this, SLOT( handleColorDropEvent( QDropEvent * ) ) );
+ connect( m_pIconView, SIGNAL( newWallpaper( const KURL & ) ),
+ this, SLOT( slotNewWallpaper( const KURL & ) ) );
+ connect( m_pIconView, SIGNAL( wheelRolled( int ) ),
+ this, SLOT( slotSwitchDesktops( int ) ) );
+
+ // All the QScrollView/QWidget-specific stuff should go here, so that we can use
+ // another qscrollview/widget instead of the iconview and use the same code
+ m_pIconView->setVScrollBarMode( QScrollView::AlwaysOff );
+ m_pIconView->setHScrollBarMode( QScrollView::AlwaysOff );
+ m_pIconView->setDragAutoScroll( false );
+ m_pIconView->setFrameStyle( QFrame::NoFrame );
+ m_pIconView->viewport()->setBackgroundMode( X11ParentRelative );
+ m_pIconView->setFocusPolicy( StrongFocus );
+ m_pIconView->viewport()->setFocusPolicy( StrongFocus );
+ m_pIconView->setGeometry( geometry() );
+ m_pIconView->show();
+
+ // Geert Jansen: backgroundmanager belongs here
+ // TODO tell KBackgroundManager if we change widget()
+ bgMgr = new KBackgroundManager( m_pIconView, m_pKwinmodule );
+ bgMgr->setExport(1);
+ connect( bgMgr, SIGNAL( initDone()), SLOT( backgroundInitDone()));
+
+ // make sure it is initialized before we first call updateWorkArea()
+ m_pIconView->initConfig( m_bInit );
+
+ // set the size of the area for desktop icons placement
+ {
+ QByteArray data, result;
+ QDataStream arg(data, IO_WriteOnly);
+ arg << kdesktop_screen_number;
+ QCString replyType;
+ QRect area;
+
+ if ( kapp->dcopClient()->call(kicker_name, kicker_name, "desktopIconsArea(int)",
+ data, replyType, result, false, 2000) )
+ {
+ QDataStream res(result, IO_ReadOnly);
+ res >> area;
+
+ m_pIconView->updateWorkArea(area);
+ }
+ else
+ if ( m_bInit )
+ {
+ // if we failed to get the information from kicker wait a little - probably
+ // this is the KDE startup and kicker is simply not running yet
+ m_waitForKicker = new QTimer(this);
+ connect(m_waitForKicker, SIGNAL(timeout()), this, SLOT(slotNoKicker()));
+ m_waitForKicker->start(15000, true);
+ }
+ else // we are not called from the ctor, so kicker should already run
+ {
+ area = kwinModule()->workArea(kwinModule()->currentDesktop());
+ m_pIconView->updateWorkArea(area);
+ }
+ }
+
+ if (!m_bInit)
+ {
+ m_pIconView->start();
+ delete KRootWm::self();
+ KRootWm* krootwm = new KRootWm( this ); // handler for root menu (used by kdesktop on RMB click)
+ keys->setSlot("Lock Session", krootwm, SLOT(slotLock()));
+ keys->updateConnections();
+ }
+ } else {
+ DCOPRef r( "ksmserver", "ksmserver" );
+ r.send( "resumeStartup", QCString( "kdesktop" ));
+ }
+
+ KWin::setType( winId(), NET::Desktop );
+ KWin::setState( winId(), NET::SkipPager );
+ KWin::setOnAllDesktops( winId(), true );
+}
+
+void KDesktop::slotNoKicker()
+{
+ kdDebug(1204) << "KDesktop::slotNoKicker ... kicker did not respond" << endl;
+ // up till now, we got no desktopIconsArea from kicker - probably
+ // it's not running, so use the area from KWinModule
+ m_pIconView->updateWorkArea(kwinModule()->workArea(kwinModule()->currentDesktop()));
+}
+
+void
+KDesktop::backgroundInitDone()
+{
+ //kdDebug(1204) << "KDesktop::backgroundInitDone" << endl;
+ // avoid flicker
+ if (m_bDesktopEnabled)
+ {
+ const QPixmap *bg = QApplication::desktop()->screen()->backgroundPixmap();
+ if ( bg )
+ m_pIconView->setErasePixmap( *bg );
+
+ show();
+ kapp->sendPostedEvents();
+ }
+
+ DCOPRef r( "ksmserver", "ksmserver" );
+ r.send( "resumeStartup", QCString( "kdesktop" ));
+}
+
+void
+KDesktop::slotStart()
+{
+ //kdDebug(1204) << "KDesktop::slotStart" << endl;
+ if (!m_bInit) return;
+
+ // In case we started without database
+ KImageIO::registerFormats();
+
+ initConfig();
+
+// if (m_bDesktopEnabled)
+// {
+// // We need to be visible in order to insert icons, even if the background isn't ready yet...
+
+// show();
+// }
+
+ // Now we may react to configuration changes
+ m_bInit = false;
+
+ if (m_pIconView)
+ m_pIconView->start();
+
+ // Global keys
+ keys = new KGlobalAccel( this );
+ (void) new KRootWm( this );
+
+#include "kdesktopbindings.cpp"
+
+ keys->readSettings();
+ keys->updateConnections();
+
+ connect(kapp, SIGNAL(appearanceChanged()), SLOT(slotConfigure()));
+
+ QTimer::singleShot(300, this, SLOT( slotUpAndRunning() ));
+}
+
+void
+KDesktop::runAutoStart()
+{
+ // now let's execute all the stuff in the autostart folder.
+ // the stuff will actually be really executed when the event loop is
+ // entered, since KRun internally uses a QTimer
+ QDir dir( KGlobalSettings::autostartPath() );
+ QStringList entries = dir.entryList( QDir::Files );
+ QStringList::Iterator it = entries.begin();
+ QStringList::Iterator end = entries.end();
+ for (; it != end; ++it )
+ {
+ // Don't execute backup files
+ if ( (*it).right(1) != "~" && (*it).right(4) != ".bak" &&
+ ( (*it)[0] != '%' || (*it).right(1) != "%" ) &&
+ ( (*it)[0] != '#' || (*it).right(1) != "#" ) )
+ {
+ KURL url;
+ url.setPath( dir.absPath() + '/' + (*it) );
+ (void) new KRun( url, 0, true );
+ }
+ }
+}
+
+// -----------------------------------------------------------------------------
+
+KDesktop::~KDesktop()
+{
+ delete m_miniCli;
+ m_miniCli = 0; // see #120382
+ delete bgMgr;
+ bgMgr = 0;
+ delete startup_id;
+}
+
+// -----------------------------------------------------------------------------
+
+void KDesktop::initConfig()
+{
+ if (m_pIconView)
+ m_pIconView->initConfig( m_bInit );
+
+ if ( keys )
+ {
+ keys->readSettings();
+ keys->updateConnections();
+ }
+
+ KLaunchSettings::self()->readConfig();
+ if( !KLaunchSettings::busyCursor() )
+ {
+ delete startup_id;
+ startup_id = NULL;
+ }
+ else
+ {
+ if( startup_id == NULL )
+ startup_id = new StartupId;
+ startup_id->configure();
+ }
+
+ set_vroot = KDesktopSettings::setVRoot();
+ slotSetVRoot(); // start timer
+
+ m_bWheelSwitchesWorkspace = KDesktopSettings::wheelSwitchesWorkspace();
+
+ const char* forward_string = m_wheelDirectionStrings[Forward];
+ m_eWheelDirection =
+ (KDesktopSettings::wheelDirection() == forward_string) ? Forward : Reverse;
+}
+
+// -----------------------------------------------------------------------------
+
+void KDesktop::slotExecuteCommand()
+{
+ // this function needs to be duplicated since it appears that one
+ // cannot have a 'slot' be a DCOP method. if this changes in the
+ // future, then 'slotExecuteCommand' and 'popupExecuteCommand' can
+ // merge into one slot.
+ popupExecuteCommand();
+}
+
+/*
+ Shows minicli
+ */
+void KDesktop::popupExecuteCommand()
+{
+ popupExecuteCommand("");
+}
+
+void KDesktop::popupExecuteCommand(const QString& command)
+{
+ if (m_bInit)
+ return;
+
+ if (!kapp->authorize("run_command"))
+ return;
+
+ // Created on demand
+ if ( !m_miniCli )
+ {
+ m_miniCli = new Minicli( this );
+ m_miniCli->adjustSize(); // for the centering below
+ }
+
+ if (!command.isEmpty())
+ m_miniCli->setCommand(command);
+
+ // Move minicli to the current desktop
+ NETWinInfo info( qt_xdisplay(), m_miniCli->winId(), qt_xrootwin(), NET::WMDesktop );
+ int currentDesktop = kwinModule()->currentDesktop();
+ if ( info.desktop() != currentDesktop )
+ info.setDesktop( currentDesktop );
+
+ if ( m_miniCli->isVisible() ) {
+ KWin::forceActiveWindow( m_miniCli->winId() );
+ } else {
+ QRect rect = KGlobalSettings::desktopGeometry(QCursor::pos());
+ m_miniCli->move(rect.x() + (rect.width() - m_miniCli->width())/2,
+ rect.y() + (rect.height() - m_miniCli->height())/2);
+ m_miniCli->show(); // non-modal
+ }
+}
+
+void KDesktop::slotSwitchUser()
+{
+ KRootWm::self()->slotSwitchUser();
+}
+
+void KDesktop::slotShowWindowList()
+{
+ KRootWm::self()->slotWindowList();
+}
+
+void KDesktop::slotShowTaskManager()
+{
+ //kdDebug(1204) << "Launching KSysGuard..." << endl;
+ KProcess* p = new KProcess;
+ Q_CHECK_PTR(p);
+
+ *p << "ksysguard";
+ *p << "--showprocesses";
+
+ p->start(KProcess::DontCare);
+
+ delete p;
+}
+
+// -----------------------------------------------------------------------------
+
+void KDesktop::rearrangeIcons()
+{
+ if (m_pIconView)
+ m_pIconView->rearrangeIcons();
+}
+
+void KDesktop::lineupIcons()
+{
+ if (m_pIconView)
+ m_pIconView->lineupIcons();
+}
+
+void KDesktop::selectAll()
+{
+ if (m_pIconView)
+ m_pIconView->selectAll( true );
+}
+
+void KDesktop::unselectAll()
+{
+ if (m_pIconView)
+ m_pIconView->selectAll( false );
+}
+
+QStringList KDesktop::selectedURLs()
+{
+ if (m_pIconView)
+ return m_pIconView->selectedURLs();
+ return QStringList();
+}
+
+void KDesktop::refreshIcons()
+{
+ if (m_pIconView)
+ m_pIconView->refreshIcons();
+}
+
+KActionCollection * KDesktop::actionCollection()
+{
+ if (!m_pIconView)
+ return 0;
+ return m_pIconView->actionCollection();
+}
+
+KURL KDesktop::url() const
+{
+ if (m_pIconView)
+ return m_pIconView->url();
+ return KURL();
+}
+
+// -----------------------------------------------------------------------------
+
+void KDesktop::slotConfigure()
+{
+ configure();
+}
+
+void KDesktop::configure()
+{
+ // re-read configuration and apply it
+ KGlobal::config()->reparseConfiguration();
+ KDesktopSettings::self()->readConfig();
+
+ // If we have done start() already, then re-configure.
+ // Otherwise, start() will call initConfig anyway
+ if (!m_bInit)
+ {
+ initRoot();
+ initConfig();
+ KRootWm::self()->initConfig();
+ }
+
+ if (keys)
+ {
+ keys->readSettings();
+ keys->updateConnections();
+ }
+}
+
+void KDesktop::slotSettingsChanged(int category)
+{
+ //kdDebug(1204) << "KDesktop::slotSettingsChanged" << endl;
+ if (category == KApplication::SETTINGS_PATHS)
+ {
+ kdDebug(1204) << "KDesktop::slotSettingsChanged SETTINGS_PATHS" << endl;
+ if (m_pIconView)
+ m_pIconView->recheckDesktopURL();
+ }
+ else if (category == KApplication::SETTINGS_SHORTCUTS)
+ {
+ kdDebug(1204) << "KDesktop::slotSettingsChanged SETTINGS_SHORTCUTS" << endl;
+ keys->readSettings();
+ keys->updateConnections();
+ }
+}
+
+void KDesktop::slotIconChanged(int group)
+{
+ if ( group == KIcon::Desktop )
+ {
+ kdDebug(1204) << "KDesktop::slotIconChanged" << endl;
+ refresh();
+ }
+}
+
+void KDesktop::slotDatabaseChanged()
+{
+ //kdDebug(1204) << "KDesktop::slotDatabaseChanged" << endl;
+ if (m_bInit) // kded is done, now we can "start" for real
+ slotStart();
+ if (m_pIconView && KSycoca::isChanged("mimetypes"))
+ m_pIconView->refreshMimeTypes();
+}
+
+void KDesktop::refresh()
+{
+ // George Staikos 3/14/01
+ // This bit will just refresh the desktop and icons. Now I have code
+ // in KWin to do a complete refresh so this isn't really needed.
+ // I'll leave it in here incase the plan is changed again
+#if 0
+ m_bNeedRepaint |= 1;
+ updateWorkArea();
+#endif
+ kapp->dcopClient()->send( kwin_name, "", "refresh()", "");
+ refreshIcons();
+}
+
+// -----------------------------------------------------------------------------
+
+void KDesktop::slotSetVRoot()
+{
+ if (!m_pIconView)
+ return;
+
+ if (KWin::windowInfo(winId()).mappingState() == NET::Withdrawn) {
+ QTimer::singleShot(100, this, SLOT(slotSetVRoot()));
+ return;
+ }
+
+ unsigned long rw = RootWindowOfScreen(ScreenOfDisplay(qt_xdisplay(), qt_xscreen()));
+ unsigned long vroot_data[1] = { m_pIconView->viewport()->winId() };
+ static Atom vroot = XInternAtom(qt_xdisplay(), "__SWM_VROOT", False);
+
+ Window rootReturn, parentReturn, *children;
+ unsigned int numChildren;
+ Window top = winId();
+ while (1) {
+ /*int ret = */XQueryTree(qt_xdisplay(), top , &rootReturn, &parentReturn,
+ &children, &numChildren);
+ if (children)
+ XFree((char *)children);
+ if (parentReturn == rw) {
+ break;
+ } else
+ top = parentReturn;
+ }
+ if ( set_vroot )
+ XChangeProperty(qt_xdisplay(), top, vroot, XA_WINDOW, 32,
+ PropModeReplace, (unsigned char *)vroot_data, 1);
+ else
+ XDeleteProperty (qt_xdisplay(), top, vroot);
+}
+
+// -----------------------------------------------------------------------------
+
+void KDesktop::slotShutdown()
+{
+ if ( m_pIconView )
+ m_pIconView->saveIconPositions();
+ if ( m_miniCli )
+ m_miniCli->saveConfig();
+}
+
+// don't hide when someone presses Alt-F4 on us
+void KDesktop::closeEvent(QCloseEvent *e)
+{
+ e->ignore();
+}
+
+void KDesktop::desktopIconsAreaChanged(const QRect &area, int screen)
+{
+ // hurra! kicker is alive
+ if ( m_waitForKicker ) m_waitForKicker->stop();
+
+ // -2: all screens
+ // -1: primary screen
+ // else: screen number
+
+ if (screen <= -2)
+ screen = kdesktop_screen_number;
+ else if (screen == -1)
+ screen = kapp->desktop()->primaryScreen();
+
+ // This is pretty broken, mixes Xinerama and non-Xinerama multihead
+ // and generally doesn't seem to be required anyway => ignore screen.
+ if ( /*(screen == kdesktop_screen_number) &&*/ m_pIconView )
+ m_pIconView->updateWorkArea(area);
+}
+
+void KDesktop::slotSwitchDesktops(int delta)
+{
+ if(m_bWheelSwitchesWorkspace && KWin::numberOfDesktops() > 1)
+ {
+ int newDesk, curDesk = KWin::currentDesktop();
+
+ if( (delta < 0 && m_eWheelDirection == Forward) || (delta > 0 && m_eWheelDirection == Reverse) )
+ newDesk = curDesk % KWin::numberOfDesktops() + 1;
+ else
+ newDesk = ( KWin::numberOfDesktops() + curDesk - 2 ) % KWin::numberOfDesktops() + 1;
+
+ KWin::setCurrentDesktop( newDesk );
+ }
+}
+
+void KDesktop::handleColorDropEvent(QDropEvent * e)
+{
+ KPopupMenu popup;
+ popup.insertItem(SmallIconSet("colors"),i18n("Set as Primary Background Color"), 1);
+ popup.insertItem(SmallIconSet("colors"),i18n("Set as Secondary Background Color"), 2);
+ int result = popup.exec(e->pos());
+
+ QColor c;
+ KColorDrag::decode(e, c);
+ switch (result) {
+ case 1: bgMgr->setColor(c, true); break;
+ case 2: bgMgr->setColor(c, false); break;
+ default: return;
+ }
+ bgMgr->setWallpaper(0,0);
+}
+
+void KDesktop::handleImageDropEvent(QDropEvent * e)
+{
+ KPopupMenu popup;
+ if ( m_pIconView )
+ popup.insertItem(SmallIconSet("filesave"),i18n("&Save to Desktop..."), 1);
+ if ( ( m_pIconView && m_pIconView->maySetWallpaper() ) || m_pRootWidget )
+ popup.insertItem(SmallIconSet("background"),i18n("Set as &Wallpaper"), 2);
+ popup.insertSeparator();
+ popup.insertItem(SmallIconSet("cancel"), i18n("&Cancel"));
+ int result = popup.exec(e->pos());
+
+ if (result == 1)
+ {
+ bool ok = true;
+ QString filename = KInputDialog::getText(QString::null, i18n("Enter a name for the image below:"), QString::null, &ok, m_pIconView);
+
+ if (!ok)
+ {
+ return;
+ }
+
+ if (filename.isEmpty())
+ {
+ filename = i18n("image.png");
+ }
+ else if (filename.right(4).lower() != ".png")
+ {
+ filename += ".png";
+ }
+
+ QImage i;
+ QImageDrag::decode(e, i);
+ KTempFile tmpFile(QString::null, filename);
+ i.save(tmpFile.name(), "PNG");
+ // We pass 0 as parent window because passing the desktop is not a good idea
+ KURL src;
+ src.setPath( tmpFile.name() );
+ KURL dest( KDIconView::desktopURL() );
+ dest.addPath( filename );
+ KIO::NetAccess::copy( src, dest, 0 );
+ tmpFile.unlink();
+ }
+ else if (result == 2)
+ {
+ QImage i;
+ QImageDrag::decode(e, i);
+ KTempFile tmpFile(KGlobal::dirs()->saveLocation("wallpaper"), ".png");
+ i.save(tmpFile.name(), "PNG");
+ kdDebug(1204) << "KDesktop::contentsDropEvent " << tmpFile.name() << endl;
+ bgMgr->setWallpaper(tmpFile.name());
+ }
+}
+
+void KDesktop::slotNewWallpaper(const KURL &url)
+{
+ // This is called when a file containing an image is dropped
+ // (called by KonqOperations)
+ if ( url.isLocalFile() )
+ bgMgr->setWallpaper( url.path() );
+ else
+ {
+ // Figure out extension
+ QString fileName = url.fileName();
+ QFileInfo fileInfo( fileName );
+ QString ext = fileInfo.extension();
+ // Store tempfile in a place where it will still be available after a reboot
+ KTempFile tmpFile( KGlobal::dirs()->saveLocation("wallpaper"), "." + ext );
+ KURL localURL; localURL.setPath( tmpFile.name() );
+ // We pass 0 as parent window because passing the desktop is not a good idea
+ KIO::NetAccess::file_copy( url, localURL, -1, true /*overwrite*/ );
+ bgMgr->setWallpaper( localURL.path() );
+ }
+}
+
+// for dcop interface backward compatibility
+void KDesktop::logout()
+{
+ logout( KApplication::ShutdownConfirmDefault,
+ KApplication::ShutdownTypeNone );
+}
+
+void KDesktop::logout( KApplication::ShutdownConfirm confirm,
+ KApplication::ShutdownType sdtype )
+{
+ if( !kapp->requestShutDown( confirm, sdtype ) )
+ // this i18n string is also in kicker/applets/run/runapplet
+ KMessageBox::error( this, i18n("Could not log out properly.\nThe session manager cannot "
+ "be contacted. You can try to force a shutdown by pressing "
+ "Ctrl+Alt+Backspace; note, however, that your current session "
+ "will not be saved with a forced shutdown." ) );
+}
+
+void KDesktop::slotLogout()
+{
+ logout( KApplication::ShutdownConfirmDefault,
+ KApplication::ShutdownTypeDefault );
+}
+
+void KDesktop::slotLogoutNoCnf()
+{
+ logout( KApplication::ShutdownConfirmNo,
+ KApplication::ShutdownTypeNone );
+}
+
+void KDesktop::slotHaltNoCnf()
+{
+ logout( KApplication::ShutdownConfirmNo,
+ KApplication::ShutdownTypeHalt );
+}
+
+void KDesktop::slotRebootNoCnf()
+{
+ logout( KApplication::ShutdownConfirmNo,
+ KApplication::ShutdownTypeReboot );
+}
+
+void KDesktop::setVRoot( bool enable )
+{
+ if ( enable == set_vroot )
+ return;
+
+ set_vroot = enable;
+ kdDebug(1204) << "setVRoot " << enable << endl;
+ KDesktopSettings::setSetVRoot( set_vroot );
+ KDesktopSettings::writeConfig();
+ slotSetVRoot();
+}
+
+void KDesktop::clearCommandHistory()
+{
+ if ( m_miniCli )
+ m_miniCli->clearHistory();
+}
+
+void KDesktop::setIconsEnabled( bool enable )
+{
+ if ( enable == m_bDesktopEnabled )
+ return;
+
+ m_bDesktopEnabled = enable;
+ kdDebug(1204) << "setIcons " << enable << endl;
+ KDesktopSettings::setDesktopEnabled( m_bDesktopEnabled );
+ KDesktopSettings::writeConfig();
+ if (!enable) {
+ delete m_pIconView;
+ m_pIconView = 0;
+ }
+ configure();
+}
+
+void KDesktop::desktopResized()
+{
+ resize(kapp->desktop()->size());
+
+ if ( m_pIconView )
+ {
+ // the sequence of actions is important:
+ // remove all icons, resize desktop, tell kdiconview new iconsArea size
+ // tell kdiconview to reget all icons
+ m_pIconView->slotClear();
+ m_pIconView->resize(kapp->desktop()->size());
+
+ // get new desktopIconsArea from kicker
+ QByteArray data, result;
+ QDataStream arg(data, IO_WriteOnly);
+ arg << kdesktop_screen_number;
+ QCString replyType;
+ QRect area;
+
+ if ( kapp->dcopClient()->call(kicker_name, kicker_name, "desktopIconsArea(int)",
+ data, replyType, result, false, 2000) )
+ {
+ QDataStream res(result, IO_ReadOnly);
+ res >> area;
+ }
+ else
+ area = kwinModule()->workArea(kwinModule()->currentDesktop());
+
+ m_pIconView->updateWorkArea(area);
+ m_pIconView->startDirLister();
+ }
+}
+
+void KDesktop::switchDesktops( int delta )
+{
+ bool old = m_bWheelSwitchesWorkspace;
+ m_bWheelSwitchesWorkspace = true;
+ slotSwitchDesktops(delta);
+ m_bWheelSwitchesWorkspace = old;
+}
+
+bool KDesktop::event(QEvent * e)
+{
+ if ( e->type() == QEvent::WindowDeactivate)
+ {
+ if (m_pIconView)
+ m_pIconView->clearSelection();
+ }
+ return QWidget::event(e);
+}
+
+#include "desktop.moc"