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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 "docsettingspage.h"
#include "helpconstants.h"
#include <coreplugin/helpmanager.h>
#include <QCoreApplication>
#include <QFileDialog>
#include <QKeyEvent>
#include <QMessageBox>
using namespace Help::Internal;
DocSettingsPage::DocSettingsPage()
{
setId(QLatin1String("B.Documentation"));
setDisplayName(tr("Documentation"));
setCategory(QLatin1String(Help::Constants::HELP_CATEGORY));
setDisplayCategory(QCoreApplication::translate("Help", Help::Constants::HELP_TR_CATEGORY));
setCategoryIcon(QLatin1String(Help::Constants::HELP_CATEGORY_ICON));
}
QWidget *DocSettingsPage::createPage(QWidget *parent)
{
QWidget *widget = new QWidget(parent);
m_ui.setupUi(widget);
connect(m_ui.addButton, SIGNAL(clicked()), this, SLOT(addDocumentation()));
connect(m_ui.removeButton, SIGNAL(clicked()), this, SLOT(removeDocumentation()));
m_ui.docsListWidget->installEventFilter(this);
Core::HelpManager *manager = Core::HelpManager::instance();
const QStringList &nameSpaces = manager->registeredNamespaces();
foreach (const QString &nameSpace, nameSpaces) {
addItem(nameSpace, manager->fileFromNamespace(nameSpace));
m_filesToRegister.insert(nameSpace, manager->fileFromNamespace(nameSpace));
}
m_filesToUnregister.clear();
if (m_searchKeywords.isEmpty())
m_searchKeywords = m_ui.groupBox->title();
return widget;
}
void DocSettingsPage::addDocumentation()
{
const QStringList &files =
QFileDialog::getOpenFileNames(m_ui.addButton->parentWidget(),
tr("Add Documentation"), m_recentDialogPath, tr("Qt Help Files (*.qch)"));
if (files.isEmpty())
return;
m_recentDialogPath = QFileInfo(files.first()).canonicalPath();
NameSpaceToPathHash docsUnableToRegister;
Core::HelpManager *manager = Core::HelpManager::instance();
foreach (const QString &file, files) {
const QString filePath = QDir::cleanPath(file);
const QString &nameSpace = manager->namespaceFromFile(filePath);
if (nameSpace.isEmpty()) {
docsUnableToRegister.insertMulti(QLatin1String("UnknownNamespace"),
QDir::toNativeSeparators(filePath));
continue;
}
if (m_filesToRegister.contains(nameSpace)) {
docsUnableToRegister.insert(nameSpace, QDir::toNativeSeparators(filePath));
continue;
}
addItem(nameSpace, file);
m_filesToRegister.insert(nameSpace, QDir::toNativeSeparators(filePath));
// If the files to unregister contains the namespace, grab a copy of all paths added and try to
// remove the current file path. Afterwards remove the whole entry and add the clean list back.
// Possible outcome:
// - might not add the entry back at all if we register the same file again
// - might add the entry back with paths to other files with the same namespace
// The reason to do this is, if we remove a file with a given namespace/ path and re-add another
// file with the same namespace but a different path, we need to unregister the namespace before
// we can register the new one. Help engine allows just one registered namespace.
if (m_filesToUnregister.contains(nameSpace)) {
QSet<QString> values = m_filesToUnregister.values(nameSpace).toSet();
values.remove(filePath);
m_filesToUnregister.remove(nameSpace);
foreach (const QString &value, values)
m_filesToUnregister.insertMulti(nameSpace, value);
}
}
QString formatedFail;
if (docsUnableToRegister.contains(QLatin1String("UnknownNamespace"))) {
formatedFail += QString::fromLatin1("<ul><li><b>%1</b>").arg(tr("Invalid documentation file:"));
foreach (const QString &value, docsUnableToRegister.values(QLatin1String("UnknownNamespace")))
formatedFail += QString::fromLatin1("<ul><li>%2</li></ul>").arg(value);
formatedFail += QLatin1String("</li></ul>");
docsUnableToRegister.remove(QLatin1String("UnknownNamespace"));
}
if (!docsUnableToRegister.isEmpty()) {
formatedFail += QString::fromLatin1("<ul><li><b>%1</b>").arg(tr("Namespace already registered:"));
foreach (const QString &key, docsUnableToRegister.keys()) {
formatedFail += QString::fromLatin1("<ul><li>%1 - %2</li></ul>").arg(key, docsUnableToRegister
.value(key));
}
formatedFail += QLatin1String("</li></ul>");
}
if (!formatedFail.isEmpty()) {
QMessageBox::information(m_ui.addButton->parentWidget(), tr("Registration failed"),
tr("Unable to register documentation.") + formatedFail, QMessageBox::Ok);
}
}
void DocSettingsPage::removeDocumentation()
{
removeDocumentation(m_ui.docsListWidget->selectedItems());
}
void DocSettingsPage::apply()
{
Core::HelpManager *manager = Core::HelpManager::instance();
manager->unregisterDocumentation(m_filesToUnregister.keys());
manager->registerDocumentation(m_filesToRegister.values());
m_filesToUnregister.clear();
}
bool DocSettingsPage::matches(const QString &s) const
{
return m_searchKeywords.contains(s, Qt::CaseInsensitive);
}
bool DocSettingsPage::eventFilter(QObject *object, QEvent *event)
{
if (object != m_ui.docsListWidget)
return Core::IOptionsPage::eventFilter(object, event);
if (event->type() == QEvent::KeyPress) {
QKeyEvent *ke = static_cast<QKeyEvent*>(event);
switch (ke->key()) {
case Qt::Key_Delete:
removeDocumentation(m_ui.docsListWidget->selectedItems());
break;
default: break;
}
}
return Core::IOptionsPage::eventFilter(object, event);
}
void DocSettingsPage::removeDocumentation(const QList<QListWidgetItem*> items)
{
if (items.isEmpty())
return;
int row = 0;
Core::HelpManager *manager = Core::HelpManager::instance();
foreach (QListWidgetItem* item, items) {
const QString nameSpace = item->text();
m_filesToRegister.remove(nameSpace);
m_filesToUnregister.insertMulti(nameSpace, QDir::cleanPath(manager->fileFromNamespace(nameSpace)));
row = m_ui.docsListWidget->row(item);
delete m_ui.docsListWidget->takeItem(row);
}
m_ui.docsListWidget->setCurrentRow(qMax(row - 1, 0),
QItemSelectionModel::ClearAndSelect);
}
void DocSettingsPage::addItem(const QString &nameSpace, const QString &fileName)
{
QListWidgetItem* item = new QListWidgetItem(nameSpace);
item->setToolTip(fileName);
m_ui.docsListWidget->addItem(item);
}
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