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* psiapplication.cpp - subclass of QApplication to do some workarounds
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* Copyright (C) 2003 Michail Pishchagin
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#include "psiapplication.h"
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#include<Carbon/Carbon.h>
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#include <X11/Xutil.h>
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#include <X11/Xatom.h>
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#include <X11/SM/SMlib.h>
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// Atoms required for monitoring the freedesktop.org notification area
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static Atom manager_atom = 0;
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static Atom tray_selection_atom = 0;
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Window root_window = 0;
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Window tray_owner = None;
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//static Atom atom_KdeNetUserTime;
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static Atom kde_net_wm_user_time = 0;
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//#if QT_VERSION > 0x030201
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//#warning "Possibly, now it's time to clean up some 'focus stealing prevention' workaround code"
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Time qt_x_last_input_time = CurrentTime;
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//extern Time qt_x_time;
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#ifndef FIXX11H_KeyPress
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#define FIXX11H_KeyPress
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const int XKeyPress = KeyPress;
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const int KeyPress = XKeyPress;
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// currently this file contains some Anti-"focus steling prevention" code by
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// Lubos Lunak (l.lunak@kde.org)
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// This should resolve all bugs with KWin3 and old Qt, but maybe it'll be useful for
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// other window managers?
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void setTrayOwnerWindow(Display *dsp)
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/* This code is basically trying to mirror what happens in
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* eggtrayicon.c:egg_tray_icon_update_manager_window()
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// ignore events from the old tray owner
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if (tray_owner != None)
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XSelectInput(dsp, tray_owner, 0);
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// obtain the Window handle for the new tray owner
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tray_owner = XGetSelectionOwner(dsp, tray_selection_atom);
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// we have to be able to spot DestroyNotify messages on the tray owner
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if (tray_owner != None)
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XSelectInput(dsp, tray_owner, StructureNotifyMask|PropertyChangeMask);
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//----------------------------------------------------------------------------
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//----------------------------------------------------------------------------
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PsiApplication::PsiApplication(int &argc, char **argv, bool GUIenabled)
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: QApplication(argc, argv, GUIenabled)
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PsiApplication::~PsiApplication()
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void PsiApplication::init(bool GUIenabled)
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Q_UNUSED(GUIenabled);
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Atom atoms_return[max];
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//atoms[n] = &atom_KdeNetUserTime;
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//names[n++] = (char *) "_KDE_NET_USER_TIME";
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atoms[n] = &kde_net_wm_user_time;
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names[n++] = (char *) "_NET_WM_USER_TIME";
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atoms[n] = &manager_atom;
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names[n++] = (char *) "MANAGER";
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Display *dsp = qt_xdisplay();
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XInternAtoms( dsp, names, n, false, atoms_return );
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for (int i = 0; i < n; i++ )
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*atoms[i] = atoms_return[i];
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// get the selection type we'll use to locate the notification tray
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snprintf(buf, sizeof(buf), "_NET_SYSTEM_TRAY_S%d", XScreenNumberOfScreen( XDefaultScreenOfDisplay(dsp) ));
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tray_selection_atom = XInternAtom(dsp, buf, false);
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// make a note of the window handle for the root window
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root_window = QApplication::desktop()->winId();
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XWindowAttributes attr;
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// this is actually futile, since Qt overrides it at some
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// unknown point in the near future.
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XGetWindowAttributes(dsp, root_window, &attr);
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XSelectInput(dsp, root_window, attr.your_event_mask | StructureNotifyMask);
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setTrayOwnerWindow(dsp);
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bool PsiApplication::notify(QObject *receiver, QEvent *event)
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if( event->type() == QEvent::Show && receiver->isWidgetType())
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QWidget* w = static_cast< QWidget* >( receiver );
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if( w->isTopLevel() && qt_x_last_input_time != CurrentTime ) // CurrentTime means no input event yet
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XChangeProperty( qt_xdisplay(), w->winId(), kde_net_wm_user_time, XA_CARDINAL,
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32, PropModeReplace, (unsigned char*)&qt_x_last_input_time, 1 );
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if( event->type() == QEvent::Hide && receiver->isWidgetType())
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QWidget* w = static_cast< QWidget* >( receiver );
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if( w->isTopLevel() && w->winId() != 0 )
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XDeleteProperty( qt_xdisplay(), w->winId(), kde_net_wm_user_time );
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return QApplication::notify(receiver, event);
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bool PsiApplication::x11EventFilter( XEvent *_event )
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switch ( _event->type ) {
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if (_event->xclient.window == root_window && _event->xclient.message_type == manager_atom)
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// A new notification area application has
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// announced its presence
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setTrayOwnerWindow(_event->xclient.display);
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if (_event->xdestroywindow.event == tray_owner)
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// there is now no known notification area.
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// We're still looking out for the MANAGER
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// message sent to the root window, at which
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// point we'll have another look to see
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// whether a notification area is available.
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if( _event->type == ButtonPress )
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qt_x_last_input_time = _event->xbutton.time;
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qt_x_last_input_time = _event->xkey.time;
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QWidget *w = activeWindow();
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XChangeProperty( qt_xdisplay(), w->winId(), kde_net_wm_user_time, XA_CARDINAL,
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32, PropModeReplace, (unsigned char*)&qt_x_last_input_time, 1 );
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gettimeofday( &tv, NULL );
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unsigned long now = tv.tv_sec * 10 + tv.tv_usec / 100000;
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XChangeProperty(qt_xdisplay(), w->winId(),
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atom_KdeNetUserTime, XA_CARDINAL,
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32, PropModeReplace, (unsigned char *)&now, 1);*/
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// process the event normally
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bool PsiApplication::macEventFilter( EventHandlerCallRef, EventRef inEvent )
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UInt32 eclass = GetEventClass(inEvent);
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int etype = GetEventKind(inEvent);
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if(eclass == 'eppc' && etype == kEventAppleEvent) {
added
removed
src/psiapplication.cpp
