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tdebase/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 <stdlib.h>
#include <kio/job.h>
#include <tqfile.h>
#include <tqdir.h>
#include <tqevent.h>
#include <tqtooltip.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 <twinmodule.h>
#include <krun.h>
#include <twin.h>
#include <kglobalsettings.h>
#include <kpopupmenu.h>
#include <kapplication.h>
#include <kdirlister.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 TQCString kdesktop_name, kicker_name, twin_name;
KRootWidget::KRootWidget() : TQObject()
{
kapp->desktop()->installEventFilter(this);
kapp->desktop()->setAcceptDrops( true );
}
bool KRootWidget::eventFilter ( TQObject *, TQEvent * e )
{
if (e->type() == TQEvent::MouseButtonPress)
{
TQMouseEvent *me = TQT_TQMOUSEEVENT(e);
KRootWm::self()->mousePressed( me->globalPos(), me->button() );
return true;
}
else if (e->type() == TQEvent::Wheel)
{
TQWheelEvent *we = TQT_TQWHEELEVENT(e);
emit wheelRolled(we->delta());
return true;
}
else if ( e->type() == TQEvent::DragEnter )
{
TQDragEnterEvent* de = static_cast<TQDragEnterEvent*>( 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 ) || TQImageDrag::canDecode( de ) || imageURL );
de->accept( b );
return true;
}
else if ( e->type() == TQEvent::Drop )
{
TQDropEvent* de = static_cast<TQDropEvent*>( e );
if ( KColorDrag::canDecode( de ) )
emit colorDropEvent( de );
else if ( TQImageDrag::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 ) :
TQWidget( 0L, "desktop", (WFlags)(WResizeNoErase | ( x_root_hack ? (WStyle_Customize | WStyle_NoBorder) : 0)) ),
KDesktopIface(),
// those two WStyle_ break kdesktop when the root-hack isn't used (no Dnd)
startup_id( NULL ), m_waitForKicker(0)
{
NETRootInfo i( tqt_xdisplay(), NET::Supported );
m_wmSupport = i.isSupported( NET::WM2ShowingDesktop );
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( TQT_TQOBJECT(this) );
kapp->dcopClient()->setNotifications(true);
kapp->dcopClient()->connectDCOPSignal(kicker_name, kicker_name, "desktopIconsAreaChanged(TQRect, int)",
"KDesktopIface", "desktopIconsAreaChanged(TQRect, int)", false);
// Dont repaint on configuration changes during construction
m_bInit = true;
// It's the child widget that gets the focus, not us
setFocusPolicy( TQ_NoFocus );
if ( x_root_hack )
{
// this is a ugly hack to make Dnd work
// Matthias told me that it won't be necessary with twin
// 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(tqt_xdisplay(), "WM_STATE", False);
XChangeProperty(tqt_xdisplay(), winId(), wm_state, wm_state, 32,
PropModeReplace, (unsigned char *)data, 2);
}
setGeometry( TQApplication::desktop()->geometry() );
lower();
connect( kapp, TQT_SIGNAL( shutDown() ),
this, TQT_SLOT( slotShutdown() ) );
connect(kapp, TQT_SIGNAL(settingsChanged(int)),
this, TQT_SLOT(slotSettingsChanged(int)));
kapp->addKipcEventMask(KIPC::SettingsChanged);
kapp->addKipcEventMask(KIPC::IconChanged);
connect(kapp, TQT_SIGNAL(iconChanged(int)), this, TQT_SLOT(slotIconChanged(int)));
connect(KSycoca::self(), TQT_SIGNAL(databaseChanged()),
this, TQT_SLOT(slotDatabaseChanged()));
m_pIconView = 0;
m_pRootWidget = 0;
bgMgr = 0;
initRoot();
TQTimer::singleShot(0, this, TQT_SLOT( slotStart() ));
#if (TQT_VERSION-0 >= 0x030200) // XRANDR support
connect( kapp->desktop(), TQT_SIGNAL( resized( int )), TQT_SLOT( desktopResized()));
#endif
}
void
KDesktop::initRoot()
{
Display *dpy = tqt_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
TQWidget w;
TQToolTip::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, TQT_SIGNAL(wheelRolled(int)), this, TQT_SLOT(slotSwitchDesktops(int)));
connect(m_pRootWidget, TQT_SIGNAL(colorDropEvent(TQDropEvent*)), this, TQT_SLOT(handleColorDropEvent(TQDropEvent*)) );
connect(m_pRootWidget, TQT_SIGNAL(imageDropEvent(TQDropEvent*)), this, TQT_SLOT(handleImageDropEvent(TQDropEvent*)) );
connect(m_pRootWidget, TQT_SIGNAL(newWallpaper(const KURL&)), this, TQT_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, TQT_SIGNAL( initDone()), TQT_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, TQT_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, TQT_SIGNAL( imageDropEvent( TQDropEvent * ) ),
this, TQT_SLOT( handleImageDropEvent( TQDropEvent * ) ) );
connect( m_pIconView, TQT_SIGNAL( colorDropEvent( TQDropEvent * ) ),
this, TQT_SLOT( handleColorDropEvent( TQDropEvent * ) ) );
connect( m_pIconView, TQT_SIGNAL( newWallpaper( const KURL & ) ),
this, TQT_SLOT( slotNewWallpaper( const KURL & ) ) );
connect( m_pIconView, TQT_SIGNAL( wheelRolled( int ) ),
this, TQT_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( TQScrollView::AlwaysOff );
m_pIconView->setHScrollBarMode( TQScrollView::AlwaysOff );
m_pIconView->setDragAutoScroll( false );
m_pIconView->setFrameStyle( TQFrame::NoFrame );
m_pIconView->viewport()->setBackgroundMode( X11ParentRelative );
m_pIconView->setFocusPolicy( TQ_StrongFocus );
m_pIconView->viewport()->setFocusPolicy( TQ_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, TQT_SIGNAL( initDone()), TQT_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
{
TQByteArray data, result;
TQDataStream arg(data, IO_WriteOnly);
arg << kdesktop_screen_number;
TQCString replyType;
TQRect area;
if ( kapp->dcopClient()->call(kicker_name, kicker_name, "desktopIconsArea(int)",
data, replyType, result, false, 2000) )
{
TQDataStream 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 TQTimer(this);
connect(m_waitForKicker, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotNoKicker()));
m_waitForKicker->start(15000, true);
}
else // we are not called from the ctor, so kicker should already run
{
area = twinModule()->workArea(twinModule()->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, TQT_SLOT(slotLock()));
keys->updateConnections();
}
} else {
DCOPRef r( "ksmserver", "ksmserver" );
r.send( "resumeStartup", TQCString( "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(twinModule()->workArea(twinModule()->currentDesktop()));
}
void
KDesktop::backgroundInitDone()
{
//kdDebug(1204) << "KDesktop::backgroundInitDone" << endl;
// avoid flicker
if (m_bDesktopEnabled)
{
const TQPixmap *bg = TQT_TQWIDGET(TQApplication::desktop()->screen())->backgroundPixmap();
if ( bg )
m_pIconView->setErasePixmap( *bg );
show();
kapp->sendPostedEvents();
}
DCOPRef r( "ksmserver", "ksmserver" );
r.send( "resumeStartup", TQCString( "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( TQT_TQOBJECT(this) );
(void) new KRootWm( this );
#include "kdesktopbindings.cpp"
keys->readSettings();
keys->updateConnections();
connect(kapp, TQT_SIGNAL(appearanceChanged()), TQT_SLOT(slotConfigure()));
TQTimer::singleShot(300, this, TQT_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
TQDir dir( KGlobalSettings::autostartPath() );
TQStringList entries = dir.entryList( TQDir::Files );
TQStringList::Iterator it = entries.begin();
TQStringList::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 TQString& 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( tqt_xdisplay(), m_miniCli->winId(), tqt_xrootwin(), NET::WMDesktop );
int currentDesktop = twinModule()->currentDesktop();
if ( info.desktop() != currentDesktop )
info.setDesktop( currentDesktop );
if ( m_miniCli->isVisible() ) {
KWin::forceActiveWindow( m_miniCli->winId() );
} else {
NETRootInfo i( tqt_xdisplay(), NET::Supported );
if( !i.isSupported( NET::WM2FullPlacement )) {
TQRect rect = KGlobalSettings::desktopGeometry(TQCursor::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;
TQ_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 );
}
TQStringList KDesktop::selectedURLs()
{
if (m_pIconView)
return m_pIconView->selectedURLs();
return TQStringList();
}
void KDesktop::refreshIcons()
{
if (m_pIconView)
m_pIconView->refreshIcons();
}
void KDesktop::setShowDesktop( bool b )
{
bool m_showingDesktop = showDesktopState();
if (b == m_showingDesktop)
{
return;
}
if( m_wmSupport )
{
NETRootInfo i( tqt_xdisplay(), 0 );
i.setShowingDesktop( b );
return;
}
if (b)
{
m_activeWindow = twinModule()->activeWindow();
m_iconifiedList.clear();
const TQValueList<WId> windows = twinModule()->windows();
for (TQValueList<WId>::ConstIterator it = windows.begin();
it != windows.end();
++it)
{
WId w = *it;
NETWinInfo info( tqt_xdisplay(), w, tqt_xrootwin(),
NET::XAWMState | NET::WMDesktop );
if (info.mappingState() == NET::Visible &&
(info.desktop() == NETWinInfo::OnAllDesktops ||
info.desktop() == (int)twinModule()->currentDesktop()))
{
m_iconifiedList.append( w );
}
}
// find first, hide later, otherwise transients may get minimized
// with the window they're transient for
for (TQValueVector<WId>::Iterator it = m_iconifiedList.begin();
it != m_iconifiedList.end();
++it)
{
KWin::iconifyWindow( *it, false );
}
// on desktop changes or when a window is deiconified, we abort the show desktop mode
connect(twinModule(), TQT_SIGNAL(currentDesktopChanged(int)),
TQT_SLOT(slotCurrentDesktopChanged(int)));
connect(twinModule(), TQT_SIGNAL(windowChanged(WId,unsigned int)),
TQT_SLOT(slotWindowChanged(WId,unsigned int)));
connect(twinModule(), TQT_SIGNAL(windowAdded(WId)),
TQT_SLOT(slotWindowAdded(WId)));
}
else
{
disconnect(twinModule(), TQT_SIGNAL(currentDesktopChanged(int)),
this, TQT_SLOT(slotCurrentDesktopChanged(int)));
disconnect(twinModule(), TQT_SIGNAL(windowChanged(WId,unsigned int)),
this, TQT_SLOT(slotWindowChanged(WId,unsigned int)));
disconnect(twinModule(), TQT_SIGNAL(windowAdded(WId)),
this, TQT_SLOT(slotWindowAdded(WId)));
for (TQValueVector<WId>::ConstIterator it = m_iconifiedList.begin();
it != m_iconifiedList.end();
++it)
{
KWin::deIconifyWindow(*it, false);
}
KWin::forceActiveWindow(m_activeWindow);
}
m_showingDesktop = b;
emit desktopShown(m_showingDesktop);
}
void KDesktop::slotCurrentDesktopChanged(int)
{
setShowDesktop( false );
}
void KDesktop::slotWindowAdded(WId w)
{
bool m_showingDesktop = showDesktopState();
if (!m_showingDesktop)
{
return;
}
NETWinInfo inf(tqt_xdisplay(), w, tqt_xrootwin(),
NET::XAWMState | NET::WMWindowType);
NET::WindowType windowType = inf.windowType(NET::AllTypesMask);
if ((windowType == NET::Normal || windowType == NET::Unknown) &&
inf.mappingState() == NET::Visible)
{
KConfig twincfg( "twinrc", true ); // see in twin
twincfg.setGroup( "Windows" );
if( twincfg.readBoolEntry( "ShowDesktopIsMinimizeAll", false ))
{
m_iconifiedList.clear();
m_showingDesktop = false;
emit desktopShown(false);
}
else
{
m_activeWindow = w;
setShowDesktop(false);
}
}
}
void KDesktop::slotWindowChanged(WId w, unsigned int dirty)
{
bool m_showingDesktop = showDesktopState();
if (!m_showingDesktop)
{
return;
}
if (dirty & NET::XAWMState)
{
NETWinInfo inf(tqt_xdisplay(), w, tqt_xrootwin(),
NET::XAWMState | NET::WMWindowType);
NET::WindowType windowType = inf.windowType(NET::AllTypesMask);
if ((windowType == NET::Normal || windowType == NET::Unknown) &&
inf.mappingState() == NET::Visible)
{
// a window was deiconified, abort the show desktop mode.
m_iconifiedList.clear();
m_showingDesktop = false;
emit desktopShown(false);
}
}
}
bool KDesktop::showDesktopState()
{
return twinModule()->showingDesktop();
}
void KDesktop::toggleShowDesktop()
{
setShowDesktop(!showDesktopState());
}
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( twin_name, "", "refresh()", TQString(""));
refreshIcons();
}
// -----------------------------------------------------------------------------
void KDesktop::slotSetVRoot()
{
if (!m_pIconView)
return;
if (KWin::windowInfo(winId()).mappingState() == NET::Withdrawn) {
TQTimer::singleShot(100, this, TQT_SLOT(slotSetVRoot()));
return;
}
unsigned long rw = RootWindowOfScreen(ScreenOfDisplay(tqt_xdisplay(), tqt_xscreen()));
unsigned long vroot_data[1] = { m_pIconView->viewport()->winId() };
static Atom vroot = XInternAtom(tqt_xdisplay(), "__SWM_VROOT", False);
Window rootReturn, parentReturn, *children;
unsigned int numChildren;
Window top = winId();
while (1) {
/*int ret = */XQueryTree(tqt_xdisplay(), top , &rootReturn, &parentReturn,
&children, &numChildren);
if (children)
XFree((char *)children);
if (parentReturn == rw) {
break;
} else
top = parentReturn;
}
if ( set_vroot )
XChangeProperty(tqt_xdisplay(), top, vroot, XA_WINDOW, 32,
PropModeReplace, (unsigned char *)vroot_data, 1);
else
XDeleteProperty (tqt_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(TQCloseEvent *e)
{
e->ignore();
}
void KDesktop::desktopIconsAreaChanged(const TQRect &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(TQDropEvent * 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());
TQColor 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(TQDropEvent * 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;
TQString filename = KInputDialog::getText(TQString::null, i18n("Enter a name for the image below:"), TQString::null, &ok, m_pIconView);
if (!ok)
{
return;
}
if (filename.isEmpty())
{
filename = i18n("image.png");
}
else if (filename.right(4).lower() != ".png")
{
filename += ".png";
}
TQImage i;
TQImageDrag::decode(e, i);
KTempFile tmpFile(TQString::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)
{
TQImage i;
TQImageDrag::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
TQString fileName = url.fileName();
TQFileInfo fileInfo( fileName );
TQString 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
TQByteArray data, result;
TQDataStream arg(data, IO_WriteOnly);
arg << kdesktop_screen_number;
TQCString replyType;
TQRect area;
if ( kapp->dcopClient()->call(kicker_name, kicker_name, "desktopIconsArea(int)",
data, replyType, result, false, 2000) )
{
TQDataStream res(result, IO_ReadOnly);
res >> area;
}
else
area = twinModule()->workArea(twinModule()->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(TQEvent * e)
{
if ( e->type() == TQEvent::WindowDeactivate)
{
if (m_pIconView)
m_pIconView->clearSelection();
}
return TQWidget::event(e);
}
TQPoint KDesktop::findPlaceForIcon( int column, int row )
{
if (m_pIconView)
return m_pIconView->findPlaceForIcon(column, row);
else
return TQPoint(-1, -1);
}
void KDesktop::addIcon(const TQString & _url, int x, int y)
{
addIcon( _url, KGlobalSettings::desktopPath(), x, y );
}
void KDesktop::addIcon(const TQString & _url, const TQString & _dest, int x, int y)
{
TQString filename = _url.mid(_url.findRev('/') + 1);
TQValueList<KIO::CopyInfo> files;
KIO::CopyInfo i;
i.uSource = KURL::fromPathOrURL( _url );
i.uDest = KURL::fromPathOrURL( _dest );
i.uDest.addPath( filename );
files.append(i);
if (!TQFile::exists(i.uDest.prettyURL().replace("file://",TQString()))) { m_pIconView->slotAboutToCreate( TQPoint( x, y ), files );
KIO::copy( i.uSource, i.uDest, false ); }
// m_pIconView->addFuturePosition(filename, x, y);
// tqDebug("addIcon %s %s %d %d", _url.latin1(), _dest.latin1(), x, y);
// system(TQString("cp \"%1\" \"%2/%3\"").arg(KURL(_url).path()).arg(KURL(_dest).path()).arg(filename).latin1());
// m_pIconView->update( _dest );
}
void KDesktop::removeIcon(const TQString &_url)
{
if (_url.at(0) != '/') {
tqDebug("removeIcon with relative path not supported for now");
return;
}
unlink(KURL(_url).path().latin1());
TQString dest = _url.left(_url.findRev('/') + 1);
m_pIconView->update( dest );
}
#include "desktop.moc"
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