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/*
SPDX-FileCopyrightText: 2008 Alexander Dymo <adymo@kdevelop.org>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "projectfilterconfigpage.h"
#include <QKeyEvent>
#include <KMessageWidget>
#include <KLocalizedString>
#include <interfaces/iproject.h>
#include <project/projectmodel.h>
#include "ui_projectfiltersettings.h"
#include <debug.h>
#include "filtermodel.h"
#include "comboboxdelegate.h"
#include "projectfilterprovider.h"
using namespace KDevelop;
ProjectFilterConfigPage::ProjectFilterConfigPage(ProjectFilterProvider* provider, const ProjectConfigOptions& options, QWidget* parent)
: ProjectConfigPage<ProjectFilterSettings>(provider, options, parent)
, m_model(new FilterModel(this))
, m_projectFilterProvider(provider)
, m_ui(new Ui::ProjectFilterSettings)
{
m_ui->setupUi(this);
m_ui->messageWidget->hide();
m_ui->filters->setSelectionMode(QAbstractItemView::SingleSelection);
m_ui->filters->setModel(m_model);
m_ui->filters->setRootIsDecorated(false);
m_ui->filters->header()->setSectionResizeMode(FilterModel::Pattern, QHeaderView::Stretch);
m_ui->filters->header()->setSectionResizeMode(FilterModel::Targets, QHeaderView::ResizeToContents);
m_ui->filters->header()->setSectionResizeMode(FilterModel::Inclusive, QHeaderView::ResizeToContents);
m_ui->filters->setItemDelegateForColumn(FilterModel::Targets,
new ComboBoxDelegate(QVector<ComboBoxDelegate::Item>{
{i18nc("@item", "Files"), static_cast<int>(Filter::Files)},
{i18nc("@item", "Folders"), static_cast<int>(Filter::Folders)},
{i18nc("@item", "Files and Folders"), static_cast<int>(Filter::Folders | Filter::Files)}}
, this));
m_ui->filters->setItemDelegateForColumn(FilterModel::Inclusive,
new ComboBoxDelegate(QVector<ComboBoxDelegate::Item>{
{i18nc("@item", "Exclude"), false},
{i18nc("@item", "Include"), true}}
, this));
m_ui->filters->installEventFilter(this);
m_ui->filters->setDragEnabled(true);
m_ui->filters->setDragDropMode(QAbstractItemView::InternalMove);
m_ui->filters->setAutoScroll(true);
reset();
selectionChanged();
connect(m_ui->filters->selectionModel(), &QItemSelectionModel::currentChanged,
this, &ProjectFilterConfigPage::selectionChanged);
connect(this, &ProjectFilterConfigPage::changed, this, &ProjectFilterConfigPage::selectionChanged);
connect(m_model, &FilterModel::modelReset, this, &ProjectFilterConfigPage::checkFiltersAndEmitChanged);
connect(m_model, &FilterModel::dataChanged, this, &ProjectFilterConfigPage::checkFiltersAndEmitChanged);
connect(m_model, &FilterModel::rowsRemoved, this, &ProjectFilterConfigPage::checkFiltersAndEmitChanged);
// Don't recheck filters when a row is:
// 1. Inserted - because existing errors remain. And if there were no errors, a new
// empty-pattern error would be shown - annoyingly and uselessly - on each insertion, before
// the user had a chance to enter a new pattern.
// 2. Moved - because neither existing errors disappear nor new ones appear after this operation.
// When there are multiple errors, the row order determines which error message is shown.
// But the message choice in this corner case is not important enough to recheck all filters.
connect(m_model, &FilterModel::rowsInserted, this, &ProjectFilterConfigPage::changed);
connect(m_model, &FilterModel::rowsMoved, this, &ProjectFilterConfigPage::changed);
connect(m_ui->add, &QPushButton::clicked, this, &ProjectFilterConfigPage::add);
connect(m_ui->remove, &QPushButton::clicked, this, &ProjectFilterConfigPage::remove);
connect(m_ui->moveUp, &QPushButton::clicked, this, &ProjectFilterConfigPage::moveUp);
connect(m_ui->moveDown, &QPushButton::clicked, this, &ProjectFilterConfigPage::moveDown);
}
ProjectFilterConfigPage::~ProjectFilterConfigPage()
{
}
void ProjectFilterConfigPage::apply()
{
ProjectConfigPage::apply();
writeFilters(m_model->filters(), project()->projectConfiguration());
m_projectFilterProvider->updateProjectFilters(project());
}
void ProjectFilterConfigPage::reset()
{
ProjectConfigPage::reset();
m_model->setFilters(readFilters(project()->projectConfiguration()));
}
void ProjectFilterConfigPage::defaults()
{
ProjectConfigPage::defaults();
m_model->setFilters(defaultFilters());
}
bool ProjectFilterConfigPage::eventFilter(QObject* object, QEvent* event)
{
if (object == m_ui->filters && event->type() == QEvent::KeyRelease) {
auto* key = static_cast<QKeyEvent*>(event);
if (key->key() == Qt::Key_Delete && key->modifiers() == Qt::NoModifier && m_ui->filters->currentIndex().isValid()) {
// workaround https://bugs.kde.org/show_bug.cgi?id=324451
// there is no other way I see to figure out whether an editor is showing...
auto* editor = m_ui->filters->viewport()->findChild<QWidget*>();
if (!editor || !editor->isVisible()) {
// editor is not showing
remove();
return true; // eat event
}
}
}
return ProjectConfigPage::eventFilter(object, event);
}
void ProjectFilterConfigPage::selectionChanged()
{
bool hasSelection = m_ui->filters->currentIndex().isValid();
int row = -1;
if (hasSelection) {
row = m_ui->filters->currentIndex().row();
}
m_ui->remove->setEnabled(hasSelection);
m_ui->moveDown->setEnabled(hasSelection && row != m_model->rowCount() - 1);
m_ui->moveUp->setEnabled(hasSelection && row != 0);
}
void ProjectFilterConfigPage::add()
{
m_model->insertRows(m_model->rowCount(), 1);
const QModelIndex index = m_model->index(m_model->rowCount() - 1, FilterModel::Pattern, QModelIndex());
m_ui->filters->setCurrentIndex(index);
m_ui->filters->edit(index);
}
void ProjectFilterConfigPage::remove()
{
Q_ASSERT(m_ui->filters->currentIndex().isValid());
m_model->removeRows(m_ui->filters->currentIndex().row(), 1);
}
void ProjectFilterConfigPage::moveUp()
{
Q_ASSERT(m_ui->filters->currentIndex().isValid());
m_model->moveFilterUp(m_ui->filters->currentIndex().row());
}
void ProjectFilterConfigPage::moveDown()
{
Q_ASSERT(m_ui->filters->currentIndex().isValid());
m_model->moveFilterDown(m_ui->filters->currentIndex().row());
}
void ProjectFilterConfigPage::checkFilters()
{
// check for errors, only show one error at once
QString errorText;
const auto filters = m_model->filters();
for (const auto& filter : filters) {
if (filter.pattern.isEmpty()) {
errorText = i18n("A filter with an empty pattern will match all items. Use <code>\"*\"</code> to make this explicit.");
break;
} else if (filter.pattern.endsWith(QLatin1Char('/')) && filter.targets == Filter::Files) {
errorText = i18n("A filter ending on <code>\"/\"</code> can never match a file.");
break;
}
}
if (!errorText.isEmpty()) {
m_ui->messageWidget->setMessageType(KMessageWidget::Error);
m_ui->messageWidget->setText(errorText);
m_ui->messageWidget->animatedShow();
} else {
m_ui->messageWidget->animatedHide();
}
}
void ProjectFilterConfigPage::checkFiltersAndEmitChanged()
{
checkFilters();
emit changed();
}
QString ProjectFilterConfigPage::fullName() const
{
return i18nc("@title:tab", "Configure Project Filter");
}
QIcon ProjectFilterConfigPage::icon() const
{
return QIcon::fromTheme(QStringLiteral("view-filter"));
}
QString ProjectFilterConfigPage::name() const
{
return i18nc("@title:tab", "Project Filter");
}
#include "moc_projectfilterconfigpage.cpp"
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