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/***************************************************************************
* *
* KCPULoad is copyright (c) 1999-2000, Markus Gustavsson *
* (c) 2002, Ben Burton *
* *
* 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. *
* *
***************************************************************************/
#include "icontoggleaction.h"
#include "kcpudock.h"
#include "kcpuload.h"
#include "kcpuproc.h"
#include <tdeaction.h>
#include <tdeconfig.h>
#include <tdelocale.h>
#include <tdepopupmenu.h>
KCPULoad::KCPULoad(TQWidget *parent, const char *name) :
StatPopup(true, parent, name) {
// Create the /proc reading class and check for SMP.
proc = new KCPUProc();
supportSMP = proc->hasSMP();
// Set up actions and read the config file.
setupActions();
// the vector must not be reallocated during resizing because the class
// that it contains (Reading) cannot be copied safely
r.reserve(proc->cpu.size());
// Create system tray windows.
resizeReadings(supportSMP && actSMP->isChecked() ? proc->cpu.size() : 1);
// Initialise the pop-up window.
readPopupState();
// Off we go!
requestResize();
if (isActive())
startUpdates();
}
KCPULoad::~KCPULoad() {
delete proc;
}
void KCPULoad::setSMP(bool set) {
if (! supportSMP)
return;
resizeReadings(set ? proc->cpu.size() : 1);
requestResize();
if (isActive())
takeReading();
config->setGroup("General Options");
config->writeEntry("SMP", set);
config->sync();
}
TQString KCPULoad::dockName(int which) const {
return i18n("CPU %1").arg(which+1);
}
TQColor KCPULoad::defaultDockColor(int which) const {
static const TQColor c[] = {
TQColor(0, 255, 0),
TQColor(255, 0, 0),
TQColor(255, 255, 0),
TQColor(0, 255, 255)
};
return c[which % (sizeof(c)/sizeof(c[0]))];
}
void KCPULoad::setupCustomActions() {
if (supportSMP) {
bool bVal = config->readBoolEntry("SMP", false);
actSMP = new IconToggleAction(i18n("Enable S&MP"), "smp",
i18n("S&MP Enabled"), "smpon", 0, coll, "smp");
actSMP->setChecked(bVal);
connect(actSMP, TQ_SIGNAL(toggled(bool)), this, TQ_SLOT(setSMP(bool)));
}
}
void KCPULoad::insertCustomItems(TDEPopupMenu* menu) {
if (supportSMP) {
actSMP->plug(menu);
menu->insertSeparator();
}
}
void KCPULoad::takeReadingInternal() {
proc->readLoad();
if (r.size() > 1) {
if (isSplit()) {
for (int i = 0; i < r.size(); i++) {
r[i].upper = proc->cpu[i].userPercent();
r[i].lower = proc->cpu[i].systemPercent();
}
} else {
for (int i = 0; i < r.size(); i++) {
r[i].upper = proc->cpu[i].totalPercent();
}
}
} else if (r.size() > 0) {
if (isSplit()) {
r[0].upper = proc->all.userPercent();
r[0].lower = proc->all.systemPercent();
} else {
r[0].upper = proc->all.totalPercent();
}
}
if (isVisible()) {
if (r.size() > 1) {
if (isSplit()) {
TQString user =
i18n("Current CPU User: %1%")
.arg(proc->all.userPercent());
TQString sys =
i18n("Current CPU System: %1%")
.arg(proc->all.systemPercent());
for (int i = 0; i < r.size(); i++) {
user += i18n(", C%1: %2%").arg(i+1).arg(r[i].upper);
sys += i18n(", C%1: %2%").arg(i+1).arg(r[i].lower);
}
fullReading = i18n("%1.\n%2.").arg(user, sys);
} else {
TQString total =
i18n("Current CPU usage: %1%")
.arg(proc->all.totalPercent());
for (int i = 0; i < r.size(); i++) {
total += i18n(", C%1: %2%").arg(i+1).arg(r[i].upper);
}
fullReading = i18n("%1.").arg(total);
}
} else if (r.size() > 0) {
if (isSplit()) {
fullReading = i18n(
"Current CPU User: %1%.\n"
"Current CPU System: %2%.")
.arg(r[0].upper).arg(r[0].lower);
} else {
fullReading = i18n("Current CPU usage: %1%.").arg(r[0].upper);
}
}
}
}
void KCPULoad::resizeReadings(int n)
{
int i = r.size();
r.resize(n);
for (; i < n; i++) {
// action is needed by KCPUDock constructor
r[i].Init(i, this);
KCPUDock* dock = new KCPUDock(i, this);
dock->setCPULabel(i+1);
r[i].dock = dock;
}
// special case single CPU or total
if (n == 1) {
static_cast<KCPUDock*>(r[0].dock)->setCPULabel(0);
} else if (n > 1) {
static_cast<KCPUDock*>(r[0].dock)->setCPULabel(1);
}
}
#include "kcpuload.moc"
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