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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
**
** Non-Open Source Usage
**
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the packaging
** of this file. Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt GPL Exception
** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
**
***************************************************************************/
#include "directoryfilter.h"
#include <QtCore/QDir>
#include <QtCore/QStack>
#include <QtGui/QDirModel>
#include <QtGui/QCompleter>
#include <QtGui/QFileDialog>
#include <QtGui/QMessageBox>
using namespace Core;
using namespace QuickOpen;
using namespace QuickOpen::Internal;
DirectoryFilter::DirectoryFilter(ICore *core)
: BaseFileFilter(core),
m_name(tr("Generic Directory Filter")),
m_directories(QStringList()),
m_filters(QStringList() << "*.h" << "*.cpp" << "*.ui" << "*.qrc")
{
setIncludedByDefault(true);
}
QByteArray DirectoryFilter::saveState() const
{
QMutexLocker locker(&m_lock);
QByteArray value;
QDataStream out(&value, QIODevice::WriteOnly);
out << m_name;
out << m_directories;
out << m_filters;
out << shortcutString();
out << isIncludedByDefault();
out << m_files;
return value;
}
bool DirectoryFilter::restoreState(const QByteArray &state)
{
QMutexLocker locker(&m_lock);
QStringList dirEntries;
QString shortcut;
bool defaultFilter;
QDataStream in(state);
in >> m_name;
in >> dirEntries;
in >> m_filters;
in >> shortcut;
in >> defaultFilter;
in >> m_files;
setShortcutString(shortcut);
setIncludedByDefault(defaultFilter);
// ### TODO throw that out again:
// clear the list of directories of empty entries (which might at least happen at a format change)
m_directories.clear();
foreach (const QString &dir, dirEntries) {
if (dir.isEmpty())
continue;
m_directories.append(dir);
}
generateFileNames();
return true;
}
bool DirectoryFilter::openConfigDialog(QWidget *parent, bool &needsRefresh)
{
bool success = false;
QDialog dialog(parent);
m_dialog = &dialog;
m_ui.setupUi(&dialog);
dialog.setWindowTitle(tr("Filter Configuration"));
connect(m_ui.addButton, SIGNAL(clicked()),
this, SLOT(addDirectory()), Qt::DirectConnection);
connect(m_ui.editButton, SIGNAL(clicked()),
this, SLOT(editDirectory()), Qt::DirectConnection);
connect(m_ui.removeButton, SIGNAL(clicked()),
this, SLOT(removeDirectory()), Qt::DirectConnection);
connect(m_ui.directoryList, SIGNAL(itemSelectionChanged()),
this, SLOT(updateOptionButtons()), Qt::DirectConnection);
m_ui.nameEdit->setText(m_name);
m_ui.nameEdit->selectAll();
m_ui.directoryList->clear();
m_ui.directoryList->addItems(m_directories);
m_ui.fileTypeEdit->setText(m_filters.join(tr(",")));
m_ui.shortcutEdit->setText(shortcutString());
m_ui.defaultFlag->setChecked(!isIncludedByDefault());
updateOptionButtons();
if (dialog.exec() == QDialog::Accepted) {
QMutexLocker locker(&m_lock);
bool directoriesChanged = false;
QStringList oldDirectories = m_directories;
QStringList oldFilters = m_filters;
m_name = m_ui.nameEdit->text().trimmed();
m_directories.clear();
int oldCount = oldDirectories.count();
int newCount = m_ui.directoryList->count();
if (oldCount != newCount)
directoriesChanged = true;
for (int i = 0; i < newCount; ++i) {
m_directories.append(m_ui.directoryList->item(i)->text());
if (!directoriesChanged && m_directories.at(i) != oldDirectories.at(i))
directoriesChanged = true;
}
m_filters = m_ui.fileTypeEdit->text().trimmed().split(tr(","));
setShortcutString(m_ui.shortcutEdit->text().trimmed());
setIncludedByDefault(!m_ui.defaultFlag->isChecked());
if (directoriesChanged || oldFilters != m_filters)
needsRefresh = true;
success = true;
}
return success;
}
void DirectoryFilter::addDirectory()
{
QString dir = QFileDialog::getExistingDirectory(m_dialog, tr("Choose a directory to add"));
if (!dir.isEmpty()) {
m_ui.directoryList->addItem(dir);
}
}
void DirectoryFilter::editDirectory()
{
if (m_ui.directoryList->selectedItems().count() < 1)
return;
QListWidgetItem *currentItem = m_ui.directoryList->selectedItems().at(0);
QString dir = QFileDialog::getExistingDirectory(m_dialog, tr("Choose a directory to add"),
currentItem->text());
if (!dir.isEmpty()) {
currentItem->setText(dir);
}
}
void DirectoryFilter::removeDirectory()
{
if (m_ui.directoryList->selectedItems().count() < 1)
return;
QListWidgetItem *currentItem = m_ui.directoryList->selectedItems().at(0);
delete m_ui.directoryList->takeItem(m_ui.directoryList->row(currentItem));
}
void DirectoryFilter::updateOptionButtons()
{
bool haveSelectedItem = (m_ui.directoryList->selectedItems().count() > 0);
m_ui.editButton->setEnabled(haveSelectedItem);
m_ui.removeButton->setEnabled(haveSelectedItem);
}
void DirectoryFilter::refresh(QFutureInterface<void> &future)
{
const int MAX = 360;
future.setProgressRange(0, MAX);
if (m_directories.count() < 1) {
QMutexLocker locker(&m_lock);
m_files.clear();
generateFileNames();
future.setProgressValueAndText(MAX, tr("%1 filter update: 0 files").arg(m_name));
return;
}
int progress = 0;
int MAX_PER = MAX;
QStringList files;
QStack<QDir> dirs;
QStack<int> progressValues;
QStack<bool> processedValues;
{ // initialize
QMutexLocker locker(&m_lock);
MAX_PER = MAX/m_directories.count();
foreach (const QString &directoryEntry, m_directories) {
if (!directoryEntry.isEmpty()) {
dirs.push(QDir(directoryEntry));
progressValues.push(MAX_PER);
processedValues.push(false);
}
}
}
while (!dirs.isEmpty() && !future.isCanceled()) {
if (future.isProgressUpdateNeeded()) {
future.setProgressValueAndText(progress, tr("%1 filter update: %2 files").arg(m_name).arg(files.size()));
}
QDir dir = dirs.pop();
int dirProgressMax = progressValues.pop();
bool processed = processedValues.pop();
if (dir.exists()) {
QStringList subDirs;
if (!processed) {
subDirs = dir.entryList(QDir::Dirs|QDir::Hidden|QDir::NoDotAndDotDot,
QDir::Name|QDir::IgnoreCase|QDir::LocaleAware);
}
if (subDirs.isEmpty()) {
QStringList fileEntries = dir.entryList(m_filters,
QDir::Files|QDir::Hidden,
QDir::Name|QDir::IgnoreCase|QDir::LocaleAware);
foreach (const QString &file, fileEntries)
files.append(dir.path()+"/"+file);
progress += dirProgressMax;
} else {
int subProgress = dirProgressMax/(subDirs.size()+1);
int selfProgress = subProgress + dirProgressMax%(subDirs.size()+1);
dirs.push(dir);
progressValues.push(selfProgress);
processedValues.push(true);
foreach (const QString &directory, subDirs) {
dirs.push(QDir(dir.path()+"/"+directory));
progressValues.push(subProgress);
processedValues.push(false);
}
}
} else {
progress += dirProgressMax;
}
}
if (!future.isCanceled()) {
QMutexLocker locker(&m_lock);
m_files = files;
generateFileNames();
future.setProgressValue(MAX);
} else {
future.setProgressValueAndText(progress, tr("%1 filter update: canceled").arg(m_name));
}
}
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