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/*
* SPDX-FileCopyrightText: 2009 Ben Cooksley <bcooksley@kde.org>
* SPDX-FileCopyrightText: 2007 Will Stephenson <wstephenson@kde.org>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "MenuProxyModel.h"
#include "MenuItem.h"
#include "MenuModel.h"
#include <KPluginMetaData>
MenuProxyModel::MenuProxyModel(QObject *parent)
: KCategorizedSortFilterProxyModel(parent)
, m_filterHighlightsEntries(true)
, m_showIrrelevantModules(false)
{
setSortRole(MenuModel::UserSortRole);
setFilterRole(MenuModel::UserFilterRole);
setFilterCaseSensitivity(Qt::CaseInsensitive);
}
QHash<int, QByteArray> MenuProxyModel::roleNames() const
{
QHash<int, QByteArray> names = KCategorizedSortFilterProxyModel::roleNames();
names[KCategorizedSortFilterProxyModel::CategoryDisplayRole] = "categoryDisplayRole";
return names;
}
bool MenuProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
{
if (isCategorizedModel()) {
return KCategorizedSortFilterProxyModel::lessThan(left, right);
}
QVariant leftWeight = left.data(MenuModel::UserSortRole);
QVariant rightWeight = right.data(MenuModel::UserSortRole);
if (leftWeight.toInt() == rightWeight.toInt()) {
return left.data().toString() < right.data().toString();
}
return leftWeight.toInt() < rightWeight.toInt();
}
bool MenuProxyModel::subSortLessThan(const QModelIndex &left, const QModelIndex &right) const
{
if (isCategorizedModel()) {
QVariant leftWeight = left.data(MenuModel::UserSortRole);
QVariant rightWeight = right.data(MenuModel::UserSortRole);
if (!leftWeight.isValid() || !rightWeight.isValid()) {
return KCategorizedSortFilterProxyModel::subSortLessThan(left, right);
} else {
if (leftWeight.toInt() == rightWeight.toInt()) {
return left.data().toString() < right.data().toString();
} else {
return leftWeight.toInt() < rightWeight.toInt();
}
}
}
return KCategorizedSortFilterProxyModel::subSortLessThan(left, right);
}
bool MenuProxyModel::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const
{
const QModelIndex index = sourceModel()->index(source_row, 0, source_parent);
if (!m_showIrrelevantModules) {
// Still find irrelevant modules when searching.
const QRegularExpression filterRegExp = KCategorizedSortFilterProxyModel::filterRegularExpression();
if (filterRegExp.pattern().isEmpty() && !index.data(MenuModel::IsRelevantRole).toBool()) {
return false;
}
}
if (!m_filterHighlightsEntries) {
// Don't show empty categories
auto mItem = index.data(Qt::UserRole).value<MenuItem *>();
if (mItem->menu() && mItem->children().isEmpty()) {
return false;
}
return KCategorizedSortFilterProxyModel::filterAcceptsRow(source_row, source_parent);
}
auto mItem = index.data(Qt::UserRole).value<MenuItem *>();
// accept only systemsettings categories that have children
if (mItem->children().isEmpty() && mItem->isSystemsettingsCategory()) {
return false;
} else {
return true; // Items matching the regexp are disabled, not hidden
}
}
void MenuProxyModel::setFilterHighlightsEntries(bool highlight)
{
m_filterHighlightsEntries = highlight;
}
bool MenuProxyModel::filterHighlightsEntries() const
{
return m_filterHighlightsEntries;
}
void MenuProxyModel::setShowIrrelevantModules(bool show)
{
if (m_showIrrelevantModules == show) {
return;
}
beginFilterChange(); // Qt 6.9 API
m_showIrrelevantModules = show;
invalidateRowsFilter();
}
bool MenuProxyModel::showIrrelevantModules() const
{
return m_showIrrelevantModules;
}
Qt::ItemFlags MenuProxyModel::flags(const QModelIndex &index) const
{
if (!index.isValid()) {
return Qt::NoItemFlags;
}
QString matchText = index.data(MenuModel::UserFilterRole).toString();
QRegularExpression pattern = KCategorizedSortFilterProxyModel::filterRegularExpression();
if (!matchText.contains(pattern)) {
return Qt::NoItemFlags;
} else {
return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
}
}
void MenuProxyModel::setFilterRegularExpression(const QString &pattern)
{
if (pattern == filterRegularExpression()) {
return;
}
Q_EMIT layoutAboutToBeChanged();
KCategorizedSortFilterProxyModel::setFilterRegularExpression(pattern);
Q_EMIT layoutChanged();
Q_EMIT filterRegularExpressionChanged();
}
QString MenuProxyModel::filterRegularExpression() const
{
return KCategorizedSortFilterProxyModel::filterRegularExpression().pattern();
}
void MenuProxyModel::setFilterRegularExpression(const QRegularExpression ®Exp)
{
Q_EMIT layoutAboutToBeChanged();
KCategorizedSortFilterProxyModel::setFilterRegularExpression(regExp);
Q_EMIT layoutChanged();
}
#include "moc_MenuProxyModel.cpp"
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