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Diffstat (limited to 'kicker/applets/naughty/NaughtyApplet.cpp')
| -rw-r--r-- | kicker/applets/naughty/NaughtyApplet.cpp | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/kicker/applets/naughty/NaughtyApplet.cpp b/kicker/applets/naughty/NaughtyApplet.cpp new file mode 100644 index 000000000..c256aa36f --- /dev/null +++ b/kicker/applets/naughty/NaughtyApplet.cpp @@ -0,0 +1,223 @@ +/* + Naughty applet - Runaway process monitor for the KDE panel + + Copyright 2000 Rik Hemsley (rikkus) <rik@kde.org> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +*/ + +#include "NaughtyApplet.h" +#include "NaughtyProcessMonitor.h" +#include "NaughtyConfigDialog.h" + +#include <qmessagebox.h> +#include <qtoolbutton.h> +#include <qlayout.h> + +#include <kiconloader.h> +#include <kglobal.h> +#include <kconfig.h> +#include <kaboutapplication.h> +#include <kaboutdata.h> +#include <klocale.h> +#include <kpopupmenu.h> +#include <kmessagebox.h> +#include <qpushbutton.h> + +extern "C" +{ + KDE_EXPORT KPanelApplet* init(QWidget * parent, const QString & configFile) + { + KGlobal::locale()->insertCatalogue("naughtyapplet"); + + return new NaughtyApplet + ( + configFile, + KPanelApplet::Normal, + KPanelApplet::About | KPanelApplet::Preferences, + parent, + "naughtyapplet" + ); + } +} + +NaughtyApplet::NaughtyApplet +( + const QString & configFile, + Type t, + int actions, + QWidget * parent, + const char * name +) + : KPanelApplet(configFile, t, actions, parent, name) +{ + KGlobal::iconLoader()->addAppDir("naughtyapplet"); + setBackgroundOrigin( AncestorOrigin ); + + button_ = new SimpleButton(this); + button_->setFixedSize(20, 20); + + QVBoxLayout * layout = new QVBoxLayout(this); + layout->addWidget(button_); + + monitor_ = new NaughtyProcessMonitor(2, 20, this); + + connect + ( + button_, SIGNAL(clicked()), + this, SLOT(slotPreferences()) + ); + + connect + ( + monitor_, SIGNAL(runawayProcess(ulong, const QString &)), + this, SLOT(slotWarn(ulong, const QString &)) + ); + + connect + ( + monitor_, SIGNAL(load(uint)), + this, SLOT(slotLoad(uint)) + ); + + loadSettings(); + + monitor_->start(); +} + +NaughtyApplet::~NaughtyApplet() +{ + KGlobal::locale()->removeCatalogue("naughtyapplet"); +} + + void +NaughtyApplet::slotWarn(ulong pid, const QString & name) +{ + if (ignoreList_.contains(name)) + return; + + QString s = i18n("A program called '%1' is slowing down the others " + "on your machine. It may have a bug that is causing " + "this, or it may just be busy.\n" + "Would you like to try to stop the program?"); + + int retval = KMessageBox::warningYesNo(this, s.arg(name), QString::null, i18n("Stop"), i18n("Keep Running")); + + if (KMessageBox::Yes == retval) + monitor_->kill(pid); + else + { + s = i18n("In future, should busy programs called '%1' be ignored?"); + + retval = KMessageBox::questionYesNo(this, s.arg(name), QString::null, i18n("Ignore"), i18n("Do Not Ignore")); + + if (KMessageBox::Yes == retval) + { + ignoreList_.append(name); + config()->writeEntry("IgnoreList", ignoreList_); + config()->sync(); + } + } +} + + int +NaughtyApplet::widthForHeight(int) const +{ + return 20; +} + + int +NaughtyApplet::heightForWidth(int) const +{ + return 20; +} + + void +NaughtyApplet::slotLoad(uint l) +{ + if (l > monitor_->triggerLevel()) + button_->setPixmap(BarIcon("naughty-sad")); + else + button_->setPixmap(BarIcon("naughty-happy")); +} + + void +NaughtyApplet::about() +{ + KAboutData about + ( + "naughtyapplet", + I18N_NOOP("Naughty applet"), + "1.0", + I18N_NOOP("Runaway process catcher"), + KAboutData::License_GPL_V2, + "(C) 2000 Rik Hemsley (rikkus) <rik@kde.org>" + ); + + KAboutApplication a(&about, this); + a.exec(); +} + + void +NaughtyApplet::slotPreferences() +{ + preferences(); +} + + void +NaughtyApplet::preferences() +{ + NaughtyConfigDialog d + ( + ignoreList_, + monitor_->interval(), + monitor_->triggerLevel(), + this + ); + + QDialog::DialogCode retval = QDialog::DialogCode(d.exec()); + + if (QDialog::Accepted == retval) + { + ignoreList_ = d.ignoreList(); + monitor_->setInterval(d.updateInterval()); + monitor_->setTriggerLevel(d.threshold()); + saveSettings(); + } +} + + void +NaughtyApplet::loadSettings() +{ + ignoreList_ = config()->readListEntry("IgnoreList"); + monitor_->setInterval(config()->readUnsignedNumEntry("UpdateInterval", 2)); + monitor_->setTriggerLevel(config()->readUnsignedNumEntry("Threshold", 20)); + + // Add 'X' as a default. + if (ignoreList_.isEmpty() && !config()->hasKey("IgnoreList")) + ignoreList_.append("X"); +} + + void +NaughtyApplet::saveSettings() +{ + config()->writeEntry("IgnoreList", ignoreList_); + config()->writeEntry("UpdateInterval", monitor_->interval()); + config()->writeEntry("Threshold", monitor_->triggerLevel()); + config()->sync(); +} + +#include "NaughtyApplet.moc" + |