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/* extcap_argument_multiselect.cpp
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0+*/
#include <extcap_argument.h>
#include <extcap_argument_file.h>
#include <wsutil/utf8_entities.h>
#include <QObject>
#include <QWidget>
#include <QLabel>
#include <QLineEdit>
#include <QBoxLayout>
#include <QPushButton>
#include <QVariant>
#include <epan/prefs.h>
#include <ui/qt/utils/color_utils.h>
#include <extcap_parser.h>
#include <extcap_argument_multiselect.h>
ExtArgMultiSelect::ExtArgMultiSelect(extcap_arg * argument) :
ExtcapArgument(argument), treeView(0), viewModel(0) {}
ExtArgMultiSelect::~ExtArgMultiSelect()
{
if ( treeView != 0 )
delete treeView;
if ( viewModel != 0 )
delete viewModel;
}
QList<QStandardItem *> ExtArgMultiSelect::valueWalker(ExtcapValueList list, QStringList &defaults)
{
ExtcapValueList::iterator iter = list.begin();
QList<QStandardItem *> items;
while ( iter != list.end() )
{
QStandardItem * item = new QStandardItem((*iter).value());
if ( (*iter).enabled() == false )
{
item->setSelectable(false);
}
else
item->setSelectable(true);
item->setData((*iter).call(), Qt::UserRole);
if ((*iter).isDefault())
defaults << (*iter).call();
item->setEditable(false);
QList<QStandardItem *> childs = valueWalker((*iter).children(), defaults);
if ( childs.length() > 0 )
item->appendRows(childs);
items << item;
++iter;
}
return items;
}
void ExtArgMultiSelect::selectItemsWalker(QStandardItem * item, QStringList defaults)
{
QModelIndexList results;
QModelIndex index;
if ( item->hasChildren() )
{
for (int row = 0; row < item->rowCount(); row++)
{
QStandardItem * child = item->child(row);
if ( child != 0 )
{
selectItemsWalker(child, defaults);
}
}
}
QString data = item->data(Qt::UserRole).toString();
if ( defaults.contains(data) )
{
treeView->selectionModel()->select(item->index(), QItemSelectionModel::Select);
index = item->index();
while ( index.isValid() )
{
treeView->setExpanded(index, true);
index = index.parent();
}
}
}
QWidget * ExtArgMultiSelect::createEditor(QWidget * parent)
{
QStringList defaults;
QList<QStandardItem *> items = valueWalker(values, defaults);
if (items.length() == 0)
return new QWidget();
if ( defaultValue().length() > 0 )
defaults = defaultValue().split(",", QString::SkipEmptyParts);
viewModel = new QStandardItemModel();
QList<QStandardItem *>::const_iterator iter = items.constBegin();
while ( iter != items.constEnd() )
{
((QStandardItemModel *)viewModel)->appendRow((*iter));
++iter;
}
treeView = new QTreeView(parent);
treeView->setModel(viewModel);
/* Shows at minimum 6 entries at most desktops */
treeView->setMinimumHeight(100);
treeView->setHeaderHidden(true);
treeView->setSelectionMode(QAbstractItemView::ExtendedSelection);
treeView->setEditTriggers(QAbstractItemView::NoEditTriggers);
for (int row = 0; row < viewModel->rowCount(); row++ )
selectItemsWalker(((QStandardItemModel*)viewModel)->item(row), defaults);
connect ( treeView->selectionModel(),
SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
SLOT(selectionChanged(const QItemSelection &, const QItemSelection &)) );
return treeView;
}
QString ExtArgMultiSelect::value()
{
if ( viewModel == 0 )
return QString();
QStringList result;
QModelIndexList selected = treeView->selectionModel()->selectedIndexes();
if ( selected.size() <= 0 )
return QString();
QModelIndexList::const_iterator iter = selected.constBegin();
while ( iter != selected.constEnd() )
{
QModelIndex index = (QModelIndex)(*iter);
result << viewModel->data(index, Qt::UserRole).toString();
++iter;
}
return result.join(QString(","));
}
void ExtArgMultiSelect::selectionChanged(const QItemSelection &, const QItemSelection &)
{
emit valueChanged();
}
bool ExtArgMultiSelect::isValid()
{
bool valid = true;
if ( isRequired() )
{
if ( viewModel == 0 )
valid = false;
else
{
QStringList result;
QModelIndexList selected = treeView->selectionModel()->selectedIndexes();
if ( selected.size() <= 0 )
valid = false;
}
}
QString lblInvalidColor = ColorUtils::fromColorT(prefs.gui_text_invalid).name();
QString txtStyle("QTreeView { background-color: %1; } ");
if ( viewModel != 0 )
treeView->setStyleSheet( txtStyle.arg(valid ? QString("") : lblInvalidColor) );
return valid;
}
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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