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tdebase/ksysguard/gui/SensorDisplayLib/LogFile.cc

286 lines
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/*
KSysGuard, the KDE System Guard
Copyright (c) 2001 Tobias Koenig <tokoe@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of version 2 of the GNU General Public
License as published by the Free Software Foundation.
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 <stdio.h>
#include <sys/types.h>
#include <tqpushbutton.h>
#include <tqregexp.h>
#include <tqfile.h>
#include <tqlistbox.h>
#include <tdefontdialog.h>
#include <kdebug.h>
#include <klocale.h>
#include <kcolorbutton.h>
#include <ksgrd/StyleEngine.h>
#include "LogFile.moc"
LogFile::LogFile(TQWidget *parent, const char *name, const TQString& title)
: KSGRD::SensorDisplay(parent, name, title)
{
monitor = new TQListBox(this);
TQ_CHECK_PTR(monitor);
setMinimumSize(50, 25);
setPlotterWidget(monitor);
setModified(false);
}
LogFile::~LogFile(void)
{
sendRequest(sensors().at(0)->hostName(), TQString("logfile_unregister %1" ).arg(logFileID), 43);
}
bool
LogFile::addSensor(const TQString& hostName, const TQString& sensorName, const TQString& sensorType, const TQString& title)
{
if (sensorType != "logfile")
return (false);
registerSensor(new KSGRD::SensorProperties(hostName, sensorName, sensorType, title));
TQString sensorID = sensorName.right(sensorName.length() - (sensorName.findRev("/") + 1));
sendRequest(sensors().at(0)->hostName(), TQString("logfile_register %1" ).arg(sensorID), 42);
if (title.isEmpty())
setTitle(sensors().at(0)->hostName() + ":" + sensorID);
else
setTitle(title);
setModified(true);
return (true);
}
void LogFile::configureSettings(void)
{
TQColorGroup cgroup = monitor->colorGroup();
lfs = new LogFileSettings(this);
TQ_CHECK_PTR(lfs);
lfs->fgColor->setColor(cgroup.text());
lfs->fgColor->setText(i18n("Foreground color:"));
lfs->bgColor->setColor(cgroup.base());
lfs->bgColor->setText(i18n("Background color:"));
lfs->fontButton->setFont(monitor->font());
lfs->ruleList->insertStringList(filterRules);
lfs->title->setText(title());
connect(lfs->okButton, TQT_SIGNAL(clicked()), lfs, TQT_SLOT(accept()));
connect(lfs->applyButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(applySettings()));
connect(lfs->cancelButton, TQT_SIGNAL(clicked()), lfs, TQT_SLOT(reject()));
connect(lfs->fontButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(settingsFontSelection()));
connect(lfs->addButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(settingsAddRule()));
connect(lfs->deleteButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(settingsDeleteRule()));
connect(lfs->changeButton, TQT_SIGNAL(clicked()), this, TQT_SLOT(settingsChangeRule()));
connect(lfs->ruleList, TQT_SIGNAL(selected(int)), this, TQT_SLOT(settingsRuleListSelected(int)));
connect(lfs->ruleText, TQT_SIGNAL(returnPressed()), this, TQT_SLOT(settingsAddRule()));
if (lfs->exec()) {
applySettings();
}
delete lfs;
lfs = 0;
}
void LogFile::settingsFontSelection()
{
TQFont tmpFont = lfs->fontButton->font();
if (TDEFontDialog::getFont(tmpFont) == TDEFontDialog::Accepted) {
lfs->fontButton->setFont(tmpFont);
}
}
void LogFile::settingsAddRule()
{
if (!lfs->ruleText->text().isEmpty()) {
lfs->ruleList->insertItem(lfs->ruleText->text(), -1);
lfs->ruleText->setText("");
}
}
void LogFile::settingsDeleteRule()
{
lfs->ruleList->removeItem(lfs->ruleList->currentItem());
lfs->ruleText->setText("");
}
void LogFile::settingsChangeRule()
{
lfs->ruleList->changeItem(lfs->ruleText->text(), lfs->ruleList->currentItem());
lfs->ruleText->setText("");
}
void LogFile::settingsRuleListSelected(int index)
{
lfs->ruleText->setText(lfs->ruleList->text(index));
}
void LogFile::applySettings(void)
{
TQColorGroup cgroup = monitor->colorGroup();
cgroup.setColor(TQColorGroup::Text, lfs->fgColor->color());
cgroup.setColor(TQColorGroup::Base, lfs->bgColor->color());
monitor->setPalette(TQPalette(cgroup, cgroup, cgroup));
monitor->setFont(lfs->fontButton->font());
filterRules.clear();
for (uint i = 0; i < lfs->ruleList->count(); i++)
filterRules.append(lfs->ruleList->text(i));
setTitle(lfs->title->text());
setModified(true);
}
void
LogFile::applyStyle()
{
TQColorGroup cgroup = monitor->colorGroup();
cgroup.setColor(TQColorGroup::Text, KSGRD::Style->firstForegroundColor());
cgroup.setColor(TQColorGroup::Base, KSGRD::Style->backgroundColor());
monitor->setPalette(TQPalette(cgroup, cgroup, cgroup));
setModified(true);
}
bool
LogFile::restoreSettings(TQDomElement& element)
{
TQFont font;
TQColorGroup cgroup = monitor->colorGroup();
cgroup.setColor(TQColorGroup::Text, restoreColor(element, "textColor", Qt::green));
cgroup.setColor(TQColorGroup::Base, restoreColor(element, "backgroundColor", Qt::black));
monitor->setPalette(TQPalette(cgroup, cgroup, cgroup));
addSensor(element.attribute("hostName"), element.attribute("sensorName"), (element.attribute("sensorType").isEmpty() ? "logfile" : element.attribute("sensorType")), element.attribute("title"));
font.fromString( element.attribute( "font" ) );
monitor->setFont(font);
TQDomNodeList dnList = element.elementsByTagName("filter");
for (uint i = 0; i < dnList.count(); i++) {
TQDomElement element = dnList.item(i).toElement();
filterRules.append(element.attribute("rule"));
}
SensorDisplay::restoreSettings(element);
setModified(false);
return true;
}
bool
LogFile::saveSettings(TQDomDocument& doc, TQDomElement& element, bool save)
{
element.setAttribute("hostName", sensors().at(0)->hostName());
element.setAttribute("sensorName", sensors().at(0)->name());
element.setAttribute("sensorType", sensors().at(0)->type());
element.setAttribute("font", monitor->font().toString());
saveColor(element, "textColor", monitor->colorGroup().text());
saveColor(element, "backgroundColor", monitor->colorGroup().base());
for (TQStringList::Iterator it = filterRules.begin();
it != filterRules.end(); it++)
{
TQDomElement filter = doc.createElement("filter");
filter.setAttribute("rule", (*it));
element.appendChild(filter);
}
SensorDisplay::saveSettings(doc, element);
if (save)
setModified(false);
return true;
}
void
LogFile::updateMonitor()
{
sendRequest(sensors().at(0)->hostName(),
TQString("%1 %2" ).arg(sensors().at(0)->name()).arg(logFileID), 19);
}
void
LogFile::answerReceived(int id, const TQString& answer)
{
/* We received something, so the sensor is probably ok. */
sensorError(id, false);
switch (id)
{
case 19: {
KSGRD::SensorTokenizer lines(answer, '\n');
for (uint i = 0; i < lines.count(); i++) {
if (monitor->count() == MAXLINES)
monitor->removeItem(0);
monitor->insertItem(lines[i], -1);
for (TQStringList::Iterator it = filterRules.begin(); it != filterRules.end(); it++) {
TQRegExp *expr = new TQRegExp((*it).latin1());
if (expr->search(lines[i].latin1()) != -1) {
KNotifyClient::event(winId(), "pattern_match", TQString("rule '%1' matched").arg((*it).latin1()));
}
delete expr;
}
}
monitor->setCurrentItem( monitor->count() - 1 );
monitor->ensureCurrentVisible();
break;
}
case 42: {
logFileID = answer.toULong();
break;
}
}
}
void
LogFile::resizeEvent(TQResizeEvent*)
{
frame()->setGeometry(0, 0, this->width(), this->height());
monitor->setGeometry(10, 20, this->width() - 20, this->height() - 30);
}