File indexing completed on 2024-12-01 11:15:17
0001 /* 0002 * SPDX-FileCopyrightText: 2009 Ben Cooksley <bcooksley@kde.org> 0003 * SPDX-FileCopyrightText: 2007 Will Stephenson <wstephenson@kde.org> 0004 * 0005 * SPDX-License-Identifier: GPL-2.0-or-later 0006 */ 0007 0008 #include "MenuProxyModel.h" 0009 0010 #include "MenuItem.h" 0011 #include "MenuModel.h" 0012 0013 #include <KCModuleInfo> 0014 #include <KPluginMetaData> 0015 0016 MenuProxyModel::MenuProxyModel(QObject *parent) 0017 : KCategorizedSortFilterProxyModel(parent) 0018 , m_filterHighlightsEntries(true) 0019 { 0020 setSortRole(MenuModel::UserSortRole); 0021 setFilterRole(MenuModel::UserFilterRole); 0022 setFilterCaseSensitivity(Qt::CaseInsensitive); 0023 } 0024 0025 QHash<int, QByteArray> MenuProxyModel::roleNames() const 0026 { 0027 QHash<int, QByteArray> names = KCategorizedSortFilterProxyModel::roleNames(); 0028 names[KCategorizedSortFilterProxyModel::CategoryDisplayRole] = "categoryDisplayRole"; 0029 return names; 0030 } 0031 0032 bool MenuProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const 0033 { 0034 if (isCategorizedModel()) { 0035 return KCategorizedSortFilterProxyModel::lessThan(left, right); 0036 } 0037 0038 QVariant leftWeight = left.data(MenuModel::UserSortRole); 0039 QVariant rightWeight = right.data(MenuModel::UserSortRole); 0040 0041 if (leftWeight.toInt() == rightWeight.toInt()) { 0042 return left.data().toString() < right.data().toString(); 0043 } 0044 0045 return leftWeight.toInt() < rightWeight.toInt(); 0046 } 0047 0048 bool MenuProxyModel::subSortLessThan(const QModelIndex &left, const QModelIndex &right) const 0049 { 0050 if (isCategorizedModel()) { 0051 QVariant leftWeight = left.data(MenuModel::UserSortRole); 0052 QVariant rightWeight = right.data(MenuModel::UserSortRole); 0053 0054 if (!leftWeight.isValid() || !rightWeight.isValid()) { 0055 return KCategorizedSortFilterProxyModel::subSortLessThan(left, right); 0056 } else { 0057 if (leftWeight.toInt() == rightWeight.toInt()) { 0058 return left.data().toString() < right.data().toString(); 0059 } else { 0060 return leftWeight.toInt() < rightWeight.toInt(); 0061 } 0062 } 0063 } 0064 return KCategorizedSortFilterProxyModel::subSortLessThan(left, right); 0065 } 0066 0067 bool MenuProxyModel::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const 0068 { 0069 if (!m_filterHighlightsEntries) { 0070 // Don't show empty categories 0071 QModelIndex index = sourceModel()->index(source_row, 0, source_parent); 0072 MenuItem *mItem = index.data(Qt::UserRole).value<MenuItem *>(); 0073 if (mItem->menu() && mItem->children().isEmpty()) { 0074 return false; 0075 } 0076 if (mItem->metaData().pluginId() == QLatin1String("kcm_landingpage")) { 0077 return false; 0078 } else { 0079 return KCategorizedSortFilterProxyModel::filterAcceptsRow(source_row, source_parent); 0080 } 0081 } 0082 0083 QModelIndex index = sourceModel()->index(source_row, 0, source_parent); 0084 MenuItem *mItem = index.data(Qt::UserRole).value<MenuItem *>(); 0085 0086 if (mItem->metaData().pluginId() == QLatin1String("kcm_landingpage")) { 0087 return false; 0088 } 0089 0090 // accept only systemsettings categories that have children 0091 if (mItem->children().isEmpty() && mItem->isSystemsettingsCategory()) { 0092 return false; 0093 } else { 0094 return true; // Items matching the regexp are disabled, not hidden 0095 } 0096 } 0097 0098 void MenuProxyModel::setFilterHighlightsEntries(bool highlight) 0099 { 0100 m_filterHighlightsEntries = highlight; 0101 } 0102 0103 bool MenuProxyModel::filterHighlightsEntries() const 0104 { 0105 return m_filterHighlightsEntries; 0106 } 0107 0108 Qt::ItemFlags MenuProxyModel::flags(const QModelIndex &index) const 0109 { 0110 if (!index.isValid()) { 0111 return Qt::NoItemFlags; 0112 } 0113 0114 QString matchText = index.data(MenuModel::UserFilterRole).toString(); 0115 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) 0116 QRegExp pattern = KCategorizedSortFilterProxyModel::filterRegExp(); 0117 #else 0118 QRegularExpression pattern = KCategorizedSortFilterProxyModel::filterRegularExpression(); 0119 #endif 0120 0121 if (!matchText.contains(pattern)) { 0122 return Qt::NoItemFlags; 0123 } else { 0124 return Qt::ItemIsEnabled | Qt::ItemIsSelectable; 0125 } 0126 } 0127 0128 #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) 0129 void MenuProxyModel::setFilterRegExp(const QString &pattern) 0130 { 0131 if (pattern == filterRegExp()) { 0132 return; 0133 } 0134 Q_EMIT layoutAboutToBeChanged(); 0135 KCategorizedSortFilterProxyModel::setFilterRegExp(pattern); 0136 Q_EMIT layoutChanged(); 0137 Q_EMIT filterRegExpChanged(); 0138 } 0139 0140 QString MenuProxyModel::filterRegExp() const 0141 { 0142 return KCategorizedSortFilterProxyModel::filterRegExp().pattern(); 0143 } 0144 0145 void MenuProxyModel::setFilterRegExp(const QRegExp ®Exp) 0146 { 0147 Q_EMIT layoutAboutToBeChanged(); 0148 KCategorizedSortFilterProxyModel::setFilterRegExp(regExp); 0149 Q_EMIT layoutChanged(); 0150 } 0151 #else 0152 void MenuProxyModel::setFilterRegularExpression(const QString &pattern) 0153 { 0154 if (pattern == filterRegularExpression()) { 0155 return; 0156 } 0157 Q_EMIT layoutAboutToBeChanged(); 0158 KCategorizedSortFilterProxyModel::setFilterRegularExpression(pattern); 0159 Q_EMIT layoutChanged(); 0160 Q_EMIT filterRegularExpressionChanged(); 0161 } 0162 0163 QString MenuProxyModel::filterRegularExpression() const 0164 { 0165 return KCategorizedSortFilterProxyModel::filterRegularExpression().pattern(); 0166 } 0167 0168 void MenuProxyModel::setFilterRegularExpression(const QRegularExpression ®Exp) 0169 { 0170 Q_EMIT layoutAboutToBeChanged(); 0171 KCategorizedSortFilterProxyModel::setFilterRegularExpression(regExp); 0172 Q_EMIT layoutChanged(); 0173 } 0174 #endif