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tdesdk/cervisia/progressdlg.cpp

277 lines
7.0 KiB

/*
* Copyright (c) 1999-2002 Bernd Gehrmann <bernd@mail.berlios.de>
* Copyright (c) 2002-2004 Christian Loose <christian.loose@kdemail.net>
*
* 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 "progressdlg.h"
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqstring.h>
#include <tqstringlist.h>
#include <tqtimer.h>
#include <tqvbox.h>
#include <cvsjob_stub.h>
#include <dcopref.h>
#include <kanimwidget.h>
#include <kapplication.h>
#include <tdeconfig.h>
#include "cervisiasettings.h"
struct ProgressDialog::Private
{
bool isCancelled;
bool isShown;
bool hasError;
CvsJob_stub* cvsJob;
TQString buffer;
TQString errorId1, errorId2;
TQStringList output;
TQTimer* timer;
KAnimWidget* gear;
TQListBox* resultbox;
};
ProgressDialog::ProgressDialog(TQWidget* parent, const TQString& heading,
const DCOPRef& job, const TQString& errorIndicator,
const TQString& caption)
: KDialogBase(parent, 0, true, caption, Cancel, Cancel, true)
, DCOPObject()
, d(new Private)
{
// initialize private data
d->isCancelled = false;
d->isShown = false;
d->hasError = false;
d->cvsJob = new CvsJob_stub(job);
d->buffer = "";
d->errorId1 = "cvs " + errorIndicator + ":";
d->errorId2 = "cvs [" + errorIndicator + " aborted]:";
setupGui(heading);
}
ProgressDialog::~ProgressDialog()
{
delete d->cvsJob;
delete d;
}
void ProgressDialog::setupGui(const TQString& heading)
{
TQVBox* vbox = makeVBoxMainWidget();
vbox->setSpacing(10);
TQWidget* headingBox = new TQWidget(vbox);
TQHBoxLayout* hboxLayout = new TQHBoxLayout(headingBox);
TQLabel* textLabel = new TQLabel(heading, headingBox);
textLabel->setMinimumWidth(textLabel->sizeHint().width());
textLabel->setFixedHeight(textLabel->sizeHint().height());
hboxLayout->addWidget(textLabel);
hboxLayout->addStretch();
d->gear = new KAnimWidget(TQString("kde"), 32, headingBox);
d->gear->setFixedSize(32, 32);
hboxLayout->addWidget(d->gear);
d->resultbox = new TQListBox(vbox);
d->resultbox->setSelectionMode(TQListBox::NoSelection);
TQFontMetrics fm(d->resultbox->fontMetrics());
d->resultbox->setMinimumSize(fm.width("0")*70, fm.lineSpacing()*8);
resize(sizeHint());
}
bool ProgressDialog::execute()
{
// get command line and display it
TQString cmdLine = d->cvsJob->cvsCommand();
d->resultbox->insertItem(cmdLine);
// establish connections to the signals of the cvs job
connectDCOPSignal(d->cvsJob->app(), d->cvsJob->obj(), "jobExited(bool, int)",
"slotJobExited(bool, int)", true);
connectDCOPSignal(d->cvsJob->app(), d->cvsJob->obj(), "receivedStdout(TQString)",
"slotReceivedOutputNonGui(TQString)", true);
connectDCOPSignal(d->cvsJob->app(), d->cvsJob->obj(), "receivedStderr(TQString)",
"slotReceivedOutputNonGui(TQString)", true);
// we wait for 4 seconds (or the timeout set by the user) before we
// force the dialog to show up
d->timer = new TQTimer(this);
connect(d->timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotTimeoutOccurred()));
d->timer->start(CervisiaSettings::timeout(), true);
bool started = d->cvsJob->execute();
if( !started )
return false;
TQApplication::setOverrideCursor(waitCursor);
kapp->enter_loop();
if (TQApplication::overrideCursor())
TQApplication::restoreOverrideCursor();
return !d->isCancelled;
}
bool ProgressDialog::getLine(TQString& line)
{
if( d->output.isEmpty() )
return false;
line = d->output.first();
d->output.remove(d->output.begin());
return true;
}
TQStringList ProgressDialog::getOutput() const
{
return d->output;
}
void ProgressDialog::slotReceivedOutputNonGui(TQString buffer)
{
d->buffer += buffer;
processOutput();
if( d->hasError )
{
stopNonGuiPart();
startGuiPart();
}
}
void ProgressDialog::slotReceivedOutput(TQString buffer)
{
d->buffer += buffer;
processOutput();
}
void ProgressDialog::slotJobExited(bool normalExit, int status)
{
Q_UNUSED(status)
if( !d->isShown )
stopNonGuiPart();
d->gear->stop();
if( !d->buffer.isEmpty() )
{
d->buffer += '\n';
processOutput();
}
// Close the dialog automatically if there are no
// error messages or the process has been aborted
// 'by hand' (e.g. by clicking the cancel button)
if( !d->hasError || !normalExit )
kapp->exit_loop();
}
void ProgressDialog::slotCancel()
{
d->isCancelled = true;
bool isRunning = d->cvsJob->isRunning();
if( isRunning )
d->cvsJob->cancel();
else
kapp->exit_loop();
}
void ProgressDialog::slotTimeoutOccurred()
{
stopNonGuiPart();
startGuiPart();
}
void ProgressDialog::stopNonGuiPart()
{
d->timer->stop();
disconnectDCOPSignal(d->cvsJob->app(), d->cvsJob->obj(), "receivedStdout(TQString)",
"slotReceivedOutputNonGui(TQString)");
disconnectDCOPSignal(d->cvsJob->app(), d->cvsJob->obj(), "receivedStderr(TQString)",
"slotReceivedOutputNonGui(TQString)");
kapp->exit_loop();
}
void ProgressDialog::startGuiPart()
{
connectDCOPSignal(d->cvsJob->app(), d->cvsJob->obj(), "receivedStdout(TQString)",
"slotReceivedOutput(TQString)", true);
connectDCOPSignal(d->cvsJob->app(), d->cvsJob->obj(), "receivedStderr(TQString)",
"slotReceivedOutput(TQString)", true);
show();
d->isShown = true;
d->gear->start();
TQApplication::restoreOverrideCursor();
kapp->enter_loop();
}
void ProgressDialog::processOutput()
{
int pos;
while( (pos = d->buffer.find('\n')) != -1 )
{
TQString item = d->buffer.left(pos);
if( item.startsWith(d->errorId1) ||
item.startsWith(d->errorId2) ||
item.startsWith("cvs [server aborted]:") )
{
d->hasError = true;
d->resultbox->insertItem(item);
}
else if( item.startsWith("cvs server:") )
d->resultbox->insertItem(item);
else
d->output.append(item);
// remove item from buffer
d->buffer.remove(0, pos+1);
}
}
#include "progressdlg.moc"