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/*
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.
*/
/*
Shows the content of a log file
begin: Fri Dec 5 2003
copyright: (C) 2003 by Dario Abatianni
email: eisfuchs@tigress.com
*/
#include "logfilereader.h"
#include "konversationapplication.h"
#include "ircview.h"
#include "ircviewbox.h"
#include <qlayout.h>
#include <qfile.h>
#include <qtextstream.h>
#include <qdockarea.h>
#include <qpushbutton.h>
#include <qlabel.h>
#include <qregexp.h>
#include <qspinbox.h>
#include <qstylesheet.h>
#include <qwhatsthis.h>
#include <kdialog.h>
#include <ktoolbar.h>
#include <kmessagebox.h>
#include <kfiledialog.h>
#include <klocale.h>
#include <kdebug.h>
#include <kio/jobclasses.h>
LogfileReader::LogfileReader(QWidget* parent, const QString& log) : ChatWindow(parent)
{
setType(ChatWindow::LogFileReader);
fileName = log;
QDockArea* toolBarDock = new QDockArea(Qt::Horizontal,QDockArea::Normal,this,"logfile_toolbar_dock");
toolBar = new KToolBar(toolBarDock,"logfile_toolbar",true,true);
toolBar->insertButton("filesaveas",0,SIGNAL(clicked()),this,SLOT(saveLog()),true,i18n("Save As..."));
new QLabel(i18n("Show last:"),toolBar,"logfile_size_label");
sizeSpin = new QSpinBox(10,1000,10,toolBar,"logfile_size_spinbox");
QWhatsThis::add(sizeSpin, i18n("Use this box to set the maximum size of the log file. This setting does not take effect until you restart Konversation. Each log file may have a separate setting."));
sizeSpin->setValue(Preferences::logfileBufferSize());
sizeSpin->setSuffix(i18n(" KB"));
sizeSpin->installEventFilter(this);
toolBar->insertButton("reload",0,SIGNAL(clicked()),this,SLOT(updateView()),true,i18n("Reload"));
toolBar->insertButton("editdelete",0,SIGNAL(clicked()),this,SLOT(clearLog()),true,i18n("Clear Logfile"));
IRCViewBox* ircBox = new IRCViewBox(this, 0);
setTextView(ircBox->ircView());
QWhatsThis::add(getTextView(), i18n("The messages in the log file are displayed here. The oldest messages are at the top and the most recent are at the bottom."));
updateView();
resize(Preferences::logfileReaderSize());
ircBox->ircView()->setFocusPolicy(QWidget::StrongFocus);
setFocusPolicy(QWidget::StrongFocus);
setFocusProxy(ircBox->ircView());
connect(getTextView(), SIGNAL(gotFocus()), getTextView(), SLOT(setFocus()));
}
LogfileReader::~LogfileReader()
{
Preferences::setLogfileReaderSize(size());
Preferences::setLogfileBufferSize(sizeSpin->value());
delete toolBar;
}
bool LogfileReader::eventFilter(QObject* /* watched */, QEvent* e)
{
if (e->type() == QEvent::KeyPress)
{
QKeyEvent* ke = static_cast<QKeyEvent*>(e);
if (ke->key() == Qt::Key_Return || ke->key() == Qt::Key_Enter)
{
updateView();
return true;
}
else
return false;
}
return false;
}
void LogfileReader::updateView()
{
// get maximum size of logfile to display
unsigned long pos=sizeSpin->value()*1024;
getTextView()->clear();
QFile file(fileName);
if(file.open(IO_ReadOnly))
{
QTextStream stream(&file);
stream.setEncoding(QTextStream::UnicodeUTF8);
// Set file pointer to <pos> bytes from the end
if(stream.device()->size()>pos)
stream.device()->at(stream.device()->size()-pos);
// Skip first line, since it may be incomplete
stream.readLine();
QString str;
while(!stream.eof())
{
str = QStyleSheet::escape(stream.readLine());
getTextView()->appendRaw(str, true);
}
stream.unsetDevice();
file.close();
}
}
void LogfileReader::clearLog()
{
if(KMessageBox::warningContinueCancel(this,
i18n("Do you really want to permanently discard all log information of this file?"),
i18n("Clear Logfile"),
KStdGuiItem::del(),
"ClearLogfileQuestion")==KMessageBox::Continue)
{
QFile::remove(fileName);
updateView();
}
}
void LogfileReader::saveLog()
{
KMessageBox::information(this,
i18n("Note: By saving the logfile you will save all data in the file, not only the part you can see in this viewer."),
i18n("Save Logfile"),
"SaveLogfileNote");
QString destination=KFileDialog::getSaveFileName(fileName,
QString(),
this,
i18n("Choose Destination Folder"));
if(!destination.isEmpty())
{
// replace # with %25 to make it URL conforming
KIO::Job* job=KIO::copy(KURL(fileName.replace("#","%23")),
KURL(destination),
true);
connect(job,SIGNAL(result(KIO::Job*)),this,SLOT(copyResult(KIO::Job*)));
}
}
void LogfileReader::copyResult(KIO::Job* job)
{
if(job->error()) job->showErrorDialog(this);
job->deleteLater();
}
void LogfileReader::closeLog()
{
delete this;
}
void LogfileReader::childAdjustFocus()
{
getTextView()->setFocus();
}
int LogfileReader::margin() { return KDialog::marginHint(); }
int LogfileReader::spacing() { return KDialog::spacingHint(); }
bool LogfileReader::searchView() { return true; }
#include "logfilereader.moc"
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