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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "executefilter.h"
#include <coreplugin/icore.h>
#include <coreplugin/messagemanager.h>
#include <coreplugin/variablemanager.h>
#include <QMessageBox>
using namespace Core;
using namespace Locator;
using namespace Locator::Internal;
ExecuteFilter::ExecuteFilter()
{
setShortcutString(QString(QLatin1Char('!')));
setIncludedByDefault(false);
m_process = new Utils::QtcProcess(this);
m_process->setEnvironment(Utils::Environment::systemEnvironment());
connect(m_process, SIGNAL(finished(int,QProcess::ExitStatus)), this,
SLOT(finished(int,QProcess::ExitStatus)));
connect(m_process, SIGNAL(readyReadStandardOutput()), this, SLOT(readStandardOutput()));
connect(m_process, SIGNAL(readyReadStandardError()), this, SLOT(readStandardError()));
m_runTimer.setSingleShot(true);
connect(&m_runTimer, SIGNAL(timeout()), this, SLOT(runHeadCommand()));
}
QList<FilterEntry> ExecuteFilter::matchesFor(QFutureInterface<Locator::FilterEntry> &future,
const QString &entry)
{
QList<FilterEntry> value;
if (!entry.isEmpty()) // avoid empty entry
value.append(FilterEntry(this, entry, QVariant()));
QList<FilterEntry> others;
foreach (const QString& i, m_commandHistory) {
if (future.isCanceled())
break;
if (i == entry) // avoid repeated entry
continue;
if (i.startsWith(entry))
value.append(FilterEntry(this, i, QVariant()));
else
others.append(FilterEntry(this, i, QVariant()));
}
value.append(others);
return value;
}
void ExecuteFilter::accept(FilterEntry selection) const
{
ExecuteFilter *p = const_cast<ExecuteFilter *>(this);
const QString value = selection.displayName.trimmed();
const int index = m_commandHistory.indexOf(value);
if (index != -1 && index != 0)
p->m_commandHistory.removeAt(index);
if (index != 0)
p->m_commandHistory.prepend(value);
VariableManager *vm = Core::VariableManager::instance();
bool found;
QString workingDirectory = vm->value("CurrentDocument:Path", &found);
if (!found || workingDirectory.isEmpty())
workingDirectory = vm->value("CurrentProject:Path", &found);
ExecuteData d;
d.workingDirectory = workingDirectory;
const int pos = value.indexOf(QLatin1Char(' '));
if (pos == -1) {
d.executable = value;
} else {
d.executable = value.left(pos);
d.arguments = value.right(value.length() - pos - 1);
}
if (m_process->state() != QProcess::NotRunning) {
const QString info(tr("Previous command is still running ('%1').\nDo you want to kill it?")
.arg(p->headCommand()));
int r = QMessageBox::question(0, tr("Kill Previous Process?"), info,
QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel,
QMessageBox::Yes);
if (r == QMessageBox::Yes)
m_process->kill();
if (r != QMessageBox::Cancel)
p->m_taskQueue.enqueue(d);
return;
}
p->m_taskQueue.enqueue(d);
p->runHeadCommand();
}
void ExecuteFilter::finished(int exitCode, QProcess::ExitStatus status)
{
QString log = QLatin1Char('\'') + headCommand() + QLatin1String("' ");
if (status == QProcess::NormalExit && exitCode == 0)
ICore::messageManager()->printToOutputPane(log + tr("finished"), true);
else
ICore::messageManager()->printToOutputPane(log + tr("failed"), true);
m_taskQueue.dequeue();
if (!m_taskQueue.isEmpty())
m_runTimer.start(500);
}
void ExecuteFilter::readStandardOutput()
{
QByteArray data = m_process->readAllStandardOutput();
ICore::messageManager()->printToOutputPane(QString::fromLocal8Bit(data), true);
}
void ExecuteFilter::readStandardError()
{
QByteArray data = m_process->readAllStandardError();
ICore::messageManager()->printToOutputPane(QString::fromLocal8Bit(data), true);
}
void ExecuteFilter::runHeadCommand()
{
if (!m_taskQueue.isEmpty()) {
const ExecuteData &d = m_taskQueue.head();
const QString fullPath = Utils::Environment::systemEnvironment().searchInPath(d.executable);
if (fullPath.isEmpty()) {
const QString log = tr("Could not find executable for '%1'").arg(d.executable);
ICore::messageManager()->printToOutputPane(log, true);
m_taskQueue.dequeue();
runHeadCommand();
return;
}
QString log(tr("Starting command '%1'").arg(headCommand()));
ICore::messageManager()->printToOutputPane(log, true);
m_process->setWorkingDirectory(d.workingDirectory);
m_process->setCommand(fullPath, d.arguments);
m_process->start();
m_process->closeWriteChannel();
}
}
QString ExecuteFilter::headCommand() const
{
if (m_taskQueue.isEmpty())
return QString();
const ExecuteData &data = m_taskQueue.head();
if (data.arguments.isEmpty())
return data.executable;
else
return data.executable + QLatin1Char(' ') + data.arguments;
}
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