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-rw-r--r--core/launcher/serverapp.cpp19
-rw-r--r--core/launcher/systray.cpp8
-rw-r--r--core/launcher/systray.h1
3 files changed, 28 insertions, 0 deletions
diff --git a/core/launcher/serverapp.cpp b/core/launcher/serverapp.cpp
index 522ef07..28316a4 100644
--- a/core/launcher/serverapp.cpp
+++ b/core/launcher/serverapp.cpp
@@ -662,131 +662,150 @@ void ServerApplication::showSafeMode()
#endif
}
void ServerApplication::clearSafeMode()
{
#if 0
// If we've been running OK for a while then we won't bother going into
// safe mode immediately on the next crash.
Config cfg( "PluginLoader" );
cfg.setGroup( "Global" );
QString mode = cfg.readEntry( "Mode", "Normal" );
if ( mode == "MaybeSafe" ) {
cfg.writeEntry( "Mode", "Normal" );
}
#endif
}
void ServerApplication::shutdown()
{
if ( type() != GuiServer )
return;
ShutdownImpl *sd = new ShutdownImpl( 0, 0, WDestructiveClose );
connect( sd, SIGNAL(shutdown(ShutdownImpl::Type)),
this, SLOT(shutdown(ShutdownImpl::Type)) );
sd->showMaximized();
}
void ServerApplication::shutdown( ShutdownImpl::Type t )
{
char *opt = 0;
switch ( t ) {
case ShutdownImpl::ShutdownSystem:
opt = "-h";
// fall through
case ShutdownImpl::RebootSystem:
if ( opt == 0 )
opt = "-r";
if ( execl( "/sbin/shutdown", "shutdown", opt, "now", ( void* ) 0) < 0 )
perror("shutdown");
// ::syslog ( LOG_ERR, "Erroring execing shutdown\n" );
break;
case ShutdownImpl::RestartDesktop:
restart();
break;
case ShutdownImpl::TerminateDesktop:
prepareForTermination( FALSE );
// This is a workaround for a Qt bug
// clipboard applet has to stop its poll timer, or Qt/E
// will hang on quit() right before it emits aboutToQuit()
emit aboutToQuit ( );
quit();
break;
}
}
void ServerApplication::restart()
{
if ( allowRestart ) {
+
+ /*
+ * Applets and restart is a problem. Some applets delete
+ * their widgets even if ownership gets transfered to the
+ * parent (Systray ) but deleting the applet may be unsafe
+ * as well ( double deletion ). Some have topLevel widgets
+ * and when we dlclose and then delete the widget we will
+ * crash and an crash during restart is not nice
+ */
+#ifdef ALL_APPLETS_ON_THIS_WORLD_ARE_FIXED
+ /* same as above */
+ emit aboutToQuit();
prepareForTermination(TRUE);
doRestart = TRUE;
quit();
+#else
+ prepareForTermination( true );
+ for ( int fd = 3; fd < 100; fd++ )
+ close( fd );
+ execl( ( qpeDir() + "/bin/qpe" ).latin1(), "qpe", 0 );
+ exit( 1 );
+#endif
}
}
void ServerApplication::rereadVolumes()
{
Config cfg( "qpe" );
cfg. setGroup ( "Volume" );
m_screentap_sound = cfg. readBoolEntry ( "TouchSound" );
m_keyclick_sound = cfg. readBoolEntry ( "KeySound" );
m_alarm_sound = cfg. readBoolEntry ( "AlarmSound" );
}
void ServerApplication::checkMemory()
{
#if defined(QPE_HAVE_MEMALERTER)
static bool ignoreNormal=TRUE;
static bool existingMessage=FALSE;
if(existingMessage)
return; // don't show a second message while still on first
existingMessage = TRUE;
switch ( memstate ) {
case MemUnknown:
break;
case MemLow:
memstate = MemUnknown;
if ( !recoverMemory() ) {
QMessageBox::warning( 0 , tr("Memory Status"),
tr("Memory Low\nPlease save data.") );
ignoreNormal = FALSE;
}
break;
case MemNormal:
memstate = MemUnknown;
if ( !ignoreNormal ) {
ignoreNormal = TRUE;
QMessageBox::information ( 0 , tr("Memory Status"),
"Memory OK" );
}
break;
case MemVeryLow:
memstate = MemUnknown;
QMessageBox::critical( 0 , tr("Memory Status"),
tr("Critical Memory Shortage\n"
"Please end this application\n"
"immediately.") );
recoverMemory();
}
existingMessage = FALSE;
#endif
}
bool ServerApplication::recoverMemory()
{
return FALSE;
}
void ServerApplication::keyClick(int , bool press, bool )
{
if ( press && m_keyclick_sound )
ODevice::inst() -> keySound();
diff --git a/core/launcher/systray.cpp b/core/launcher/systray.cpp
index 64356ca..6122770 100644
--- a/core/launcher/systray.cpp
+++ b/core/launcher/systray.cpp
@@ -8,128 +8,136 @@
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#include <qtopia/qpeapplication.h>
#include <qtopia/qlibrary.h>
#include <qtopia/config.h>
#include <qlayout.h>
#include <qdir.h>
#include <qmessagebox.h>
#include <qtranslator.h>
#include "systray.h"
#include <stdlib.h>
/* ### Single build floppies ### */
#if 0
#ifdef QT_NO_COMPONENTS
#include "../plugins/applets/clockapplet/clockappletimpl.h"
#endif
#endif
SysTray::SysTray( QWidget *parent ) : QFrame( parent ), layout(0)
{
//setFrameStyle( QFrame::Panel | QFrame::Sunken );
loadApplets();
}
SysTray::~SysTray()
{
clearApplets();
}
static int compareAppletPositions(const void *a, const void *b)
{
const TaskbarApplet* aa = *(const TaskbarApplet**)a;
const TaskbarApplet* ab = *(const TaskbarApplet**)b;
int d = ab->iface->position() - aa->iface->position();
if ( d ) return d;
return QString::compare(ab->name,aa->name);
}
void SysTray::loadApplets()
{
hide();
clearApplets();
addApplets();
}
void SysTray::clearApplets()
{
#ifndef QT_NO_COMPONENTS
+ /*
+ * Note on clearing. SOme applets delete their
+ * applets themselves some don't do it
+ * and on restart this can crash. If we delete it
+ * here we might end up in a double deletion. We could
+ * use QGuardedPtr but that would be one QOBject
+ * for every applet more but only useful for restart
+ */
QValueList<TaskbarApplet>::Iterator mit;
for ( mit = appletList.begin(); mit != appletList.end(); ++mit ) {
(*mit).iface->release();
(*mit).library->unload();
delete (*mit).library;
}
#endif
appletList.clear();
if ( layout )
delete layout;
layout = new QHBoxLayout( this, 0, 1 );
layout->setAutoAdd(TRUE);
}
void SysTray::addApplets()
{
hide();
#ifndef QT_NO_COMPONENTS
Config cfg( "Taskbar" );
cfg.setGroup( "Applets" );
QStringList exclude = cfg.readListEntry( "ExcludeApplets", ',' );
QString lang = getenv( "LANG" );
QString path = QPEApplication::qpeDir() + "/plugins/applets";
QDir dir( path, "lib*.so" );
QStringList list = dir.entryList();
QStringList::Iterator it;
int napplets=0;
TaskbarApplet* *applets = new TaskbarApplet*[list.count()];
for ( it = list.begin(); it != list.end(); ++it ) {
if ( exclude.find( *it ) != exclude.end() )
continue;
TaskbarAppletInterface *iface = 0;
QLibrary *lib = new QLibrary( path + "/" + *it );
if (( lib->queryInterface( IID_TaskbarApplet, (QUnknownInterface**)&iface ) == QS_OK ) && iface ) {
TaskbarApplet *applet = new TaskbarApplet;
applets[napplets++] = applet;
applet->library = lib;
applet->iface = iface;
QTranslator *trans = new QTranslator(qApp);
QString type = (*it).left( (*it).find(".") );
QString tfn = QPEApplication::qpeDir()+"/i18n/"+lang+"/"+type+".qm";
if ( trans->load( tfn ))
qApp->installTranslator( trans );
else
delete trans;
} else {
exclude += *it;
delete lib;
}
}
cfg.writeEntry( "ExcludeApplets", exclude, ',' );
qsort(applets,napplets,sizeof(applets[0]),compareAppletPositions);
while (napplets--) {
TaskbarApplet *applet = applets[napplets];
applet->applet = applet->iface->applet( this );
appletList.append(*applet);
}
delete [] applets;
#else /* ## FIXME single app */
TaskbarApplet * const applet = new TaskbarApplet();
applet->iface = new ClockAppletImpl();
diff --git a/core/launcher/systray.h b/core/launcher/systray.h
index 77c581f..b989d58 100644
--- a/core/launcher/systray.h
+++ b/core/launcher/systray.h
@@ -1,61 +1,62 @@
/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS. All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef __SYSTRAY_H__
#define __SYSTRAY_H__
#ifndef QT_NO_COMPONENT
#include <qtopia/taskbarappletinterface.h>
#endif
#include <qframe.h>
#include <qvaluelist.h>
+#include <qguardedptr.h>
class QHBoxLayout;
class QLibrary;
struct TaskbarApplet
{
#ifndef QT_NO_COMPONENT
QLibrary *library;
TaskbarAppletInterface *iface;
#endif
QWidget *applet;
QString name;
};
class SysTray : public QFrame {
Q_OBJECT
public:
SysTray( QWidget *parent );
~SysTray();
void clearApplets();
void addApplets();
private:
void loadApplets();
QHBoxLayout *layout;
QValueList<TaskbarApplet> appletList;
};
#endif // __SYSTRAY_H__