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-rw-r--r--kdeui/ksystemtray.cpp335
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diff --git a/kdeui/ksystemtray.cpp b/kdeui/ksystemtray.cpp
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+/* This file is part of the KDE libraries
+
+ Copyright (C) 1999 Matthias Ettrich (ettrich@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 "config.h"
+#include "kaction.h"
+#include "kmessagebox.h"
+#include "kshortcut.h"
+#include "ksystemtray.h"
+#include "kpopupmenu.h"
+#include "kapplication.h"
+#include "klocale.h"
+#include "kaboutdata.h"
+
+#ifdef Q_WS_X11
+#include <kwin.h>
+#include <kwinmodule.h>
+#include <qxembed.h>
+#endif
+
+#include <kiconloader.h>
+#include <kconfig.h>
+
+#include <qapplication.h>
+
+class KSystemTrayPrivate
+{
+public:
+ KSystemTrayPrivate()
+ {
+ actionCollection = 0;
+ }
+
+ ~KSystemTrayPrivate()
+ {
+ delete actionCollection;
+ }
+
+ KActionCollection* actionCollection;
+ bool on_all_desktops; // valid only when the parent widget was hidden
+};
+
+KSystemTray::KSystemTray( QWidget* parent, const char* name )
+ : QLabel( parent, name, WType_TopLevel )
+{
+#ifdef Q_WS_X11
+ QXEmbed::initialize();
+#endif
+
+ d = new KSystemTrayPrivate;
+ d->actionCollection = new KActionCollection(this);
+
+#ifdef Q_WS_X11
+ KWin::setSystemTrayWindowFor( winId(), parent?parent->topLevelWidget()->winId(): qt_xrootwin() );
+#endif
+ setBackgroundMode(X11ParentRelative);
+ setBackgroundOrigin(WindowOrigin);
+ hasQuit = 0;
+ menu = new KPopupMenu( this );
+ menu->insertTitle( kapp->miniIcon(), kapp->caption() );
+ move( -1000, -1000 );
+ KStdAction::quit(this, SLOT(maybeQuit()), d->actionCollection);
+
+ if (parentWidget())
+ {
+ new KAction(i18n("Minimize"), KShortcut(),
+ this, SLOT( minimizeRestoreAction() ),
+ d->actionCollection, "minimizeRestore");
+#ifdef Q_WS_X11
+ KWin::WindowInfo info = KWin::windowInfo( parentWidget()->winId());
+ d->on_all_desktops = info.onAllDesktops();
+#else
+ d->on_all_desktops = false;
+#endif
+ }
+ else
+ {
+ d->on_all_desktops = false;
+ }
+ setCaption( KGlobal::instance()->aboutData()->programName());
+ setAlignment( alignment() | Qt::AlignVCenter | Qt::AlignHCenter );
+}
+
+KSystemTray::~KSystemTray()
+{
+ delete d;
+}
+
+
+void KSystemTray::showEvent( QShowEvent * )
+{
+ if ( !hasQuit ) {
+ menu->insertSeparator();
+ KAction* action = d->actionCollection->action("minimizeRestore");
+
+ if (action)
+ {
+ action->plug(menu);
+ }
+
+ action = d->actionCollection->action(KStdAction::name(KStdAction::Quit));
+
+ if (action)
+ {
+ action->plug(menu);
+ }
+
+ hasQuit = 1;
+ }
+}
+
+// KDE4 remove
+void KSystemTray::enterEvent( QEvent* e )
+{
+ QLabel::enterEvent( e );
+}
+
+KPopupMenu* KSystemTray::contextMenu() const
+{
+ return menu;
+}
+
+
+void KSystemTray::mousePressEvent( QMouseEvent *e )
+{
+ if ( !rect().contains( e->pos() ) )
+ return;
+
+ switch ( e->button() ) {
+ case LeftButton:
+ toggleActive();
+ break;
+ case MidButton:
+ // fall through
+ case RightButton:
+ if ( parentWidget() ) {
+ KAction* action = d->actionCollection->action("minimizeRestore");
+ if ( parentWidget()->isVisible() )
+ action->setText( i18n("&Minimize") );
+ else
+ action->setText( i18n("&Restore") );
+ }
+ contextMenuAboutToShow( menu );
+ menu->popup( e->globalPos() );
+ break;
+ default:
+ // nothing
+ break;
+ }
+}
+
+void KSystemTray::mouseReleaseEvent( QMouseEvent * )
+{
+}
+
+
+void KSystemTray::contextMenuAboutToShow( KPopupMenu* )
+{
+}
+
+// called from the popup menu - always do what the menu entry says,
+// i.e. if the window is shown, no matter if active or not, the menu
+// entry is "minimize", otherwise it's "restore"
+void KSystemTray::minimizeRestoreAction()
+{
+ if ( parentWidget() ) {
+ bool restore = !( parentWidget()->isVisible() );
+ minimizeRestore( restore );
+ }
+}
+
+void KSystemTray::maybeQuit()
+{
+ QString query = i18n("<qt>Are you sure you want to quit <b>%1</b>?</qt>")
+ .arg(kapp->caption());
+ if (KMessageBox::warningContinueCancel(this, query,
+ i18n("Confirm Quit From System Tray"),
+ KStdGuiItem::quit(),
+ QString("systemtrayquit%1")
+ .arg(kapp->caption())) !=
+ KMessageBox::Continue)
+ {
+ return;
+ }
+
+ emit quitSelected();
+
+ // KDE4: stop closing the parent widget? it results in complex application code
+ // instead make applications connect to the quitSelected() signal
+
+ if (parentWidget())
+ {
+ parentWidget()->close();
+ }
+ else
+ {
+ qApp->closeAllWindows();
+ }
+}
+
+void KSystemTray::toggleActive()
+{
+ activateOrHide();
+}
+
+void KSystemTray::setActive()
+{
+ minimizeRestore( true );
+}
+
+void KSystemTray::setInactive()
+{
+ minimizeRestore( false );
+}
+
+// called when left-clicking the tray icon
+// if the window is not the active one, show it if needed, and activate it
+// (just like taskbar); otherwise hide it
+void KSystemTray::activateOrHide()
+{
+ QWidget *pw = parentWidget();
+
+ if ( !pw )
+ return;
+
+#ifdef Q_WS_X11
+ KWin::WindowInfo info1 = KWin::windowInfo( pw->winId(), NET::XAWMState | NET::WMState );
+ // mapped = visible (but possibly obscured)
+ bool mapped = (info1.mappingState() == NET::Visible) && !info1.isMinimized();
+// - not mapped -> show, raise, focus
+// - mapped
+// - obscured -> raise, focus
+// - not obscured -> hide
+ if( !mapped )
+ minimizeRestore( true );
+ else
+ {
+ KWinModule module;
+ for( QValueList< WId >::ConstIterator it = module.stackingOrder().fromLast();
+ it != module.stackingOrder().end() && (*it) != pw->winId();
+ --it )
+ {
+ KWin::WindowInfo info2 = KWin::windowInfo( *it,
+ NET::WMGeometry | NET::XAWMState | NET::WMState | NET::WMWindowType );
+ if( info2.mappingState() != NET::Visible )
+ continue; // not visible on current desktop -> ignore
+ if( !info2.geometry().intersects( pw->geometry()))
+ continue; // not obscuring the window -> ignore
+ if( !info1.hasState( NET::KeepAbove ) && info2.hasState( NET::KeepAbove ))
+ continue; // obscured by window kept above -> ignore
+ NET::WindowType type = info2.windowType( NET::NormalMask | NET::DesktopMask
+ | NET::DockMask | NET::ToolbarMask | NET::MenuMask | NET::DialogMask
+ | NET::OverrideMask | NET::TopMenuMask | NET::UtilityMask | NET::SplashMask );
+ if( type == NET::Dock || type == NET::TopMenu )
+ continue; // obscured by dock or topmenu -> ignore
+ pw->raise();
+ KWin::activateWindow( pw->winId());
+ return;
+ }
+ minimizeRestore( false ); // hide
+ }
+#endif
+}
+
+void KSystemTray::minimizeRestore( bool restore )
+{
+ QWidget* pw = parentWidget();
+ if( !pw )
+ return;
+#ifdef Q_WS_X11
+ KWin::WindowInfo info = KWin::windowInfo( pw->winId(), NET::WMGeometry | NET::WMDesktop );
+ if ( restore )
+ {
+ if( d->on_all_desktops )
+ KWin::setOnAllDesktops( pw->winId(), true );
+ else
+ KWin::setCurrentDesktop( info.desktop() );
+ pw->move( info.geometry().topLeft() ); // avoid placement policies
+ pw->show();
+ pw->raise();
+ KWin::activateWindow( pw->winId() );
+ } else {
+ d->on_all_desktops = info.onAllDesktops();
+ pw->hide();
+ }
+#endif
+}
+
+KActionCollection* KSystemTray::actionCollection()
+{
+ return d->actionCollection;
+}
+
+QPixmap KSystemTray::loadIcon( const QString &icon, KInstance *instance )
+{
+ KConfig *appCfg = kapp->config();
+ KConfigGroupSaver configSaver(appCfg, "System Tray");
+ int iconWidth = appCfg->readNumEntry("systrayIconWidth", 22);
+ return instance->iconLoader()->loadIcon( icon, KIcon::Panel, iconWidth );
+}
+
+void KSystemTray::setPixmap( const QPixmap& p )
+{
+ QLabel::setPixmap( p );
+#ifdef Q_WS_X11
+ KWin::setIcons( winId(), p, QPixmap());
+#endif
+}
+
+void KSystemTray::setCaption( const QString& s )
+{
+ QLabel::setCaption( s );
+}
+
+void KSystemTray::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+#include "ksystemtray.moc"
+#include "kdockwindow.moc"
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