kde-playground/massif-visualizer/app/allocatorstab.cpp
2015-09-30 16:47:20 +03:00

103 lines
3.3 KiB
C++

/*
This file is part of Massif Visualizer
Copyright 2014 Milian Wolff <mail@milianw.de>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License or (at your option) version 3 or any later version
accepted by the membership of KDE e.V. (or its successor approved
by the membership of KDE e.V.), which shall act as a proxy
defined in Section 14 of version 3 of the license.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "allocatorstab.h"
#include "visualizer/allocatorsmodel.h"
#include <QVBoxLayout>
#include <QTreeView>
#include <QSortFilterProxyModel>
#include <QMenu>
using namespace Massif;
AllocatorsTab::AllocatorsTab(const FileData* data,
KXMLGUIClient* guiParent, QWidget* parent)
: DocumentTabInterface(data, guiParent, parent)
, m_model(new AllocatorsModel(data, this))
, m_proxy(new QSortFilterProxyModel(this))
, m_view(new QTreeView(this))
{
m_proxy->setSourceModel(m_model);
m_proxy->setSortRole(AllocatorsModel::SortRole);
m_view->setRootIsDecorated(false);
m_view->setModel(m_proxy);
m_view->setSortingEnabled(true);
m_view->sortByColumn(AllocatorsModel::Peak);
m_view->resizeColumnToContents(AllocatorsModel::Function);
m_view->resizeColumnToContents(AllocatorsModel::Peak);
m_view->setContextMenuPolicy(Qt::CustomContextMenu);
connect(m_view->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)),
this, SLOT(selectionChanged(QModelIndex,QModelIndex)));
connect(m_view, SIGNAL(customContextMenuRequested(QPoint)),
this, SLOT(customContextMenuRequested(QPoint)));
setLayout(new QVBoxLayout(this));
layout()->addWidget(m_view);
}
AllocatorsTab::~AllocatorsTab()
{
}
void AllocatorsTab::selectModelItem(const ModelItem& item)
{
const QModelIndex idx = m_model->indexForItem(item);
if (!idx.isValid()) {
return;
}
m_view->selectionModel()->clearSelection();
m_view->selectionModel()->setCurrentIndex(m_proxy->mapFromSource(idx),
QItemSelectionModel::Select | QItemSelectionModel::Rows);
m_view->scrollTo(m_view->selectionModel()->currentIndex());
}
void AllocatorsTab::settingsChanged()
{
m_model->settingsChanged();
}
void AllocatorsTab::selectionChanged(const QModelIndex& current, const QModelIndex& /*previous*/)
{
const ModelItem item = current.data(AllocatorsModel::ItemRole).value<ModelItem>();
if (item.first) {
emit modelItemSelected(item);
}
}
void AllocatorsTab::customContextMenuRequested(const QPoint& pos)
{
const QModelIndex idx = m_view->indexAt(pos);
const ModelItem item = idx.data(AllocatorsModel::ItemRole).value<ModelItem>();
QMenu menu;
emit contextMenuRequested(item, &menu);
if (!menu.actions().isEmpty()) {
menu.exec(m_view->mapToGlobal(pos));
}
}
#include "allocatorstab.moc"