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/*
* KDevelop outline view
* Copyright 2010, 2015 Alex Richardson <alex.richardson@gmx.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "outlinewidget.h"
#include <QAction>
#include <QVBoxLayout>
#include <QTreeView>
#include <QLineEdit>
#include <QIcon>
#include <QWidgetAction>
#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
#include <QSortFilterProxyModel>
#endif
#include <KLocalizedString>
#if QT_VERSION < QT_VERSION_CHECK(5, 10, 0)
#include <KRecursiveFilterProxyModel>
#endif
#include "outlineviewplugin.h"
#include "outlinemodel.h"
using namespace KDevelop;
OutlineWidget::OutlineWidget(QWidget* parent, OutlineViewPlugin* plugin)
: QWidget(parent)
, m_plugin(plugin)
, m_model(new OutlineModel(this))
, m_tree(new QTreeView(this))
#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
, m_proxy(new QSortFilterProxyModel(this))
#else
, m_proxy(new KRecursiveFilterProxyModel(this))
#endif
, m_filter(new QLineEdit(this))
{
setObjectName(QStringLiteral("Outline View"));
setWindowTitle(i18nc("@title:window", "Outline"));
setWindowIcon(QIcon::fromTheme(QStringLiteral("code-class"), windowIcon())); //TODO: better icon?
#if QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
m_proxy->setRecursiveFilteringEnabled(true);
#endif
m_proxy->setSourceModel(m_model);
m_proxy->setFilterCaseSensitivity(Qt::CaseInsensitive);
m_proxy->setSortCaseSensitivity(Qt::CaseInsensitive);
m_proxy->setDynamicSortFilter(false);
m_tree->setModel(m_proxy);
m_tree->setHeaderHidden(true);
// sort action
m_sortAlphabeticallyAction = new QAction(QIcon::fromTheme(QStringLiteral("view-sort-ascending")),
i18nc("@action", "Sort Alphabetically"), this);
m_sortAlphabeticallyAction->setToolTip(i18nc("@info:tooltip", "Sort items alphabetically"));
m_sortAlphabeticallyAction->setCheckable(true);
connect(m_sortAlphabeticallyAction, &QAction::triggered, this, [this](bool sort) {
// calling sort with -1 will restore the original order
m_proxy->sort(sort ? 0 : -1, Qt::AscendingOrder);
m_sortAlphabeticallyAction->setChecked(sort);
});
addAction(m_sortAlphabeticallyAction);
// filter
connect(m_filter, &QLineEdit::textChanged, m_proxy, &QSortFilterProxyModel::setFilterFixedString);
connect(m_tree, &QTreeView::activated, this, &OutlineWidget::activated);
m_filter->setPlaceholderText(i18nc("@info:placeholder", "Filter..."));
auto filterAction = new QWidgetAction(this);
filterAction->setDefaultWidget(m_filter);
addAction(filterAction);
setFocusProxy(m_filter);
auto* vbox = new QVBoxLayout(this);
vbox->setContentsMargins(0, 0, 0, 0);
vbox->addWidget(m_tree);
setLayout(vbox);
expandFirstLevel();
connect(m_model, &QAbstractItemModel::modelReset, this, &OutlineWidget::expandFirstLevel);
}
void OutlineWidget::activated(const QModelIndex& index)
{
QModelIndex realIndex = m_proxy->mapToSource(index);
m_model->activate(realIndex);
}
OutlineWidget::~OutlineWidget()
{
}
void OutlineWidget::expandFirstLevel()
{
for (int i = 0; i < m_proxy->rowCount(); i++) {
m_tree->expand(m_proxy->index(i, 0));
}
}
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