273 lines
7.1 KiB
C++
273 lines
7.1 KiB
C++
/* supported_protocols_model.cpp
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include <QSortFilterProxyModel>
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#include <QStringList>
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#include <QPalette>
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#include <QApplication>
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#include <QBrush>
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#include <ui/qt/models/supported_protocols_model.h>
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SupportedProtocolsItem::SupportedProtocolsItem(protocol_t* proto, const char *name, const char* filter, ftenum_t ftype, const char* descr, SupportedProtocolsItem* parent)
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: ModelHelperTreeItem<SupportedProtocolsItem>(parent),
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proto_(proto),
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name_(name),
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filter_(filter),
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ftype_(ftype),
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descr_(descr)
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{
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}
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SupportedProtocolsItem::~SupportedProtocolsItem()
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{
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}
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SupportedProtocolsModel::SupportedProtocolsModel(QObject *parent) :
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QAbstractItemModel(parent),
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root_(new SupportedProtocolsItem(NULL, NULL, NULL, FT_NONE, NULL, NULL)),
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field_count_(0)
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{
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}
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SupportedProtocolsModel::~SupportedProtocolsModel()
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{
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delete root_;
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}
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int SupportedProtocolsModel::rowCount(const QModelIndex &parent) const
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{
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SupportedProtocolsItem *parent_item;
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if (parent.column() > 0)
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return 0;
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if (!parent.isValid())
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parent_item = root_;
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else
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parent_item = static_cast<SupportedProtocolsItem*>(parent.internalPointer());
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if (parent_item == NULL)
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return 0;
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return parent_item->childCount();
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}
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int SupportedProtocolsModel::columnCount(const QModelIndex&) const
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{
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return colLast;
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}
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QVariant SupportedProtocolsModel::headerData(int section, Qt::Orientation orientation, int role) const
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{
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if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
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switch ((enum SupportedProtocolsColumn)section) {
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case colName:
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return tr("Name");
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case colFilter:
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return tr("Filter");
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case colType:
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return tr("Type");
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case colDescription:
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return tr("Description");
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default:
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break;
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}
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}
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return QVariant();
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}
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QModelIndex SupportedProtocolsModel::parent(const QModelIndex& index) const
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{
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if (!index.isValid())
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return QModelIndex();
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SupportedProtocolsItem* item = static_cast<SupportedProtocolsItem*>(index.internalPointer());
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if (item != NULL) {
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SupportedProtocolsItem* parent_item = item->parentItem();
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if (parent_item != NULL) {
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if (parent_item == root_)
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return QModelIndex();
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return createIndex(parent_item->row(), 0, parent_item);
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}
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}
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return QModelIndex();
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}
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QModelIndex SupportedProtocolsModel::index(int row, int column, const QModelIndex& parent) const
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{
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if (!hasIndex(row, column, parent))
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return QModelIndex();
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SupportedProtocolsItem *parent_item, *child_item;
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if (!parent.isValid())
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parent_item = root_;
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else
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parent_item = static_cast<SupportedProtocolsItem*>(parent.internalPointer());
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Q_ASSERT(parent_item);
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child_item = parent_item->child(row);
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if (child_item) {
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return createIndex(row, column, child_item);
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}
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return QModelIndex();
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}
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QVariant SupportedProtocolsModel::data(const QModelIndex &index, int role) const
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{
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if (!index.isValid() || role != Qt::DisplayRole)
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return QVariant();
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SupportedProtocolsItem* item = static_cast<SupportedProtocolsItem*>(index.internalPointer());
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if (item == NULL)
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return QVariant();
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switch ((enum SupportedProtocolsColumn)index.column()) {
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case colName:
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return item->name();
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case colFilter:
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return item->filter();
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case colType:
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if (index.parent().isValid())
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return QString(ftype_pretty_name(item->type()));
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return QVariant();
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case colDescription:
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return item->description();
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default:
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break;
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}
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return QVariant();
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}
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void SupportedProtocolsModel::populate()
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{
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void *proto_cookie;
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void *field_cookie;
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emit beginResetModel();
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SupportedProtocolsItem *protoItem, *fieldItem;
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protocol_t *protocol;
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for (int proto_id = proto_get_first_protocol(&proto_cookie); proto_id != -1;
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proto_id = proto_get_next_protocol(&proto_cookie)) {
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protocol = find_protocol_by_id(proto_id);
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protoItem = new SupportedProtocolsItem(protocol, proto_get_protocol_short_name(protocol), proto_get_protocol_filter_name(proto_id), FT_PROTOCOL, proto_get_protocol_long_name(protocol), root_);
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root_->prependChild(protoItem);
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for (header_field_info *hfinfo = proto_get_first_protocol_field(proto_id, &field_cookie); hfinfo != NULL;
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hfinfo = proto_get_next_protocol_field(proto_id, &field_cookie)) {
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if (hfinfo->same_name_prev_id != -1)
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continue;
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fieldItem = new SupportedProtocolsItem(protocol, hfinfo->name, hfinfo->abbrev, hfinfo->type, hfinfo->blurb, protoItem);
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protoItem->prependChild(fieldItem);
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field_count_++;
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}
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}
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emit endResetModel();
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}
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SupportedProtocolsProxyModel::SupportedProtocolsProxyModel(QObject * parent)
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: QSortFilterProxyModel(parent),
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filter_()
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{
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}
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bool SupportedProtocolsProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
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{
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//Use SupportedProtocolsItem directly for better performance
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SupportedProtocolsItem* left_item = static_cast<SupportedProtocolsItem*>(left.internalPointer());
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SupportedProtocolsItem* right_item = static_cast<SupportedProtocolsItem*>(right.internalPointer());
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if ((left_item != NULL) && (right_item != NULL)) {
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int compare_ret = left_item->name().compare(right_item->name());
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if (compare_ret < 0)
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return true;
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}
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return false;
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}
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bool SupportedProtocolsProxyModel::filterAcceptItem(SupportedProtocolsItem& item) const
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{
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QRegExp regex(filter_, Qt::CaseInsensitive);
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if (item.name().contains(regex))
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return true;
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if (item.filter().contains(regex))
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return true;
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if (item.description().contains(regex))
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return true;
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return false;
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}
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bool SupportedProtocolsProxyModel::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
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{
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QModelIndex nameIdx = sourceModel()->index(sourceRow, SupportedProtocolsModel::colName, sourceParent);
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SupportedProtocolsItem* item = static_cast<SupportedProtocolsItem*>(nameIdx.internalPointer());
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if (item == NULL)
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return true;
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if (!filter_.isEmpty()) {
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if (filterAcceptItem(*item))
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return true;
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if (!nameIdx.parent().isValid())
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{
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SupportedProtocolsItem* child_item;
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for (int row = 0; row < item->childCount(); row++)
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{
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child_item = item->child(row);
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if ((child_item != NULL) && (filterAcceptItem(*child_item)))
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return true;
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}
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}
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return false;
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}
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return true;
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}
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void SupportedProtocolsProxyModel::setFilter(const QString& filter)
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{
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filter_ = filter;
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invalidateFilter();
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}
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/*
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* Editor modelines
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*
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* Local Variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* ex: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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