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/*
signalmonitorwidget.cpp
This file is part of GammaRay, the Qt application inspection and manipulation tool.
SPDX-FileCopyrightText: 2013 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Mathias Hasselmann <mathias.hasselmann@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#include "signalmonitorwidget.h"
#include "ui_signalmonitorwidget.h"
#include "signalhistorydelegate.h"
#include "signalhistorymodel.h"
#include "signalmonitorclient.h"
#include "signalmonitorcommon.h"
#include <ui/clientdecorationidentityproxymodel.h>
#include <ui/contextmenuextension.h>
#include <ui/searchlinecontroller.h>
#include <common/objectbroker.h>
#include <QMenu>
#include <QSortFilterProxyModel>
#include <cmath>
using namespace GammaRay;
SignalHistoryFavoritesView::SignalHistoryFavoritesView(QWidget *parent)
: Super(parent)
{
setRootIsDecorated(false);
}
static QObject *signalMonitorClientFactory(const QString &, QObject *parent)
{
return new SignalMonitorClient(parent);
}
SignalMonitorWidget::SignalMonitorWidget(QWidget *parent)
: QWidget(parent)
, ui(new Ui::SignalMonitorWidget)
, m_stateManager(this)
{
StreamOperators::registerSignalMonitorStreamOperators();
ObjectBroker::registerClientObjectFactoryCallback<SignalMonitorInterface *>(
signalMonitorClientFactory);
ui->setupUi(this);
ui->pauseButton->setIcon(qApp->style()->standardIcon(QStyle::SP_MediaPause));
QAbstractItemModel *const signalHistory = ObjectBroker::model(QStringLiteral("com.kdab.GammaRay.SignalHistoryModel"));
auto *signalHistoryProxyModel = new ClientDecorationIdentityProxyModel(this);
signalHistoryProxyModel->setSourceModel(signalHistory);
new SearchLineController(ui->objectSearchLine, signalHistoryProxyModel);
ui->objectTreeView->header()->setObjectName("objectTreeViewHeader");
ui->objectTreeView->setModel(signalHistoryProxyModel);
ui->objectTreeView->setEventScrollBar(ui->eventScrollBar);
connect(ui->objectTreeView, &QWidget::customContextMenuRequested, this, &SignalMonitorWidget::contextMenu);
auto selectionModel = ObjectBroker::selectionModel(signalHistoryProxyModel);
ui->objectTreeView->setSelectionModel(selectionModel);
connect(selectionModel, &QItemSelectionModel::selectionChanged, this, &SignalMonitorWidget::selectionChanged);
connect(ui->pauseButton, &QAbstractButton::toggled, this, &SignalMonitorWidget::pauseAndResume);
connect(ui->intervalScale, &QAbstractSlider::valueChanged, this,
&SignalMonitorWidget::intervalScaleValueChanged);
connect(ui->objectTreeView->eventDelegate(), &SignalHistoryDelegate::isActiveChanged, this,
&SignalMonitorWidget::eventDelegateIsActiveChanged);
connect(ui->objectTreeView->header(), &QHeaderView::sectionResized, this,
&SignalMonitorWidget::adjustEventScrollBarSize);
m_stateManager.setDefaultSizes(ui->objectTreeView->header(),
UISizeVector() << 200 << 200 << -1);
// favorites
ui->favoritesObjectsTreeView->setSourceView(ui->objectTreeView);
ui->favoritesObjectsTreeView->header()->setObjectName("favoritesObjectsTreeViewHeader");
ui->favoritesObjectsTreeView->setEventScrollBar(ui->eventScrollBar);
m_stateManager.setDefaultSizes(ui->favoritesObjectsTreeView->header(),
UISizeVector() << 200 << 200 << -1);
}
SignalMonitorWidget::~SignalMonitorWidget() = default;
void SignalMonitorWidget::intervalScaleValueChanged(int value)
{
// FIXME: Define a more reasonable formula.
qint64 i = 5000 / std::pow(1.07, value);
ui->objectTreeView->eventDelegate()->setVisibleInterval(i);
ui->favoritesObjectsTreeView->eventDelegate()->setVisibleInterval(i);
}
QSlider *SignalMonitorWidget::zoomSlider()
{
return ui->intervalScale;
}
void SignalMonitorWidget::adjustEventScrollBarSize()
{
// FIXME: Would like to have this in SignalHistoryView, but letting that
// widget manage layouts of this widget would be nasty. Still I also I don't
// feel like hooking a custom scrollbar into QTreeView. Sleeping between a
// rock and a hard place.
const QWidget *const scrollBar = ui->objectTreeView->verticalScrollBar();
const QWidget *const viewport = ui->objectTreeView->viewport();
const int eventColumnLeft = ui->objectTreeView->eventColumnPosition();
const int scrollBarLeft = scrollBar->mapTo(this, scrollBar->pos()).x();
const int viewportLeft = viewport->mapTo(this, viewport->pos()).x();
const int viewportRight = viewportLeft + viewport->width();
ui->eventScrollBarLayout->setContentsMargins(eventColumnLeft,
scrollBarLeft - viewportRight,
width() - viewportRight,
0);
}
void SignalMonitorWidget::pauseAndResume(bool pause)
{
ui->objectTreeView->eventDelegate()->setActive(!pause);
ui->favoritesObjectsTreeView->eventDelegate()->setActive(!pause);
}
void SignalMonitorWidget::eventDelegateIsActiveChanged(bool active)
{
ui->pauseButton->setChecked(!active);
}
void SignalMonitorWidget::contextMenu(QPoint pos)
{
auto index = ui->objectTreeView->indexAt(pos);
if (!index.isValid())
return;
index = index.sibling(index.row(), 0);
const auto objectId = index.data(ObjectModel::ObjectIdRole).value<ObjectId>();
if (objectId.isNull())
return;
QMenu menu;
ContextMenuExtension ext(objectId);
ext.setCanFavoriteItems(true);
ext.populateMenu(&menu);
menu.exec(ui->objectTreeView->viewport()->mapToGlobal(pos));
}
void SignalMonitorWidget::selectionChanged(const QItemSelection &selection)
{
if (selection.isEmpty())
return;
const auto idx = selection.at(0).topLeft();
ui->objectTreeView->scrollTo(idx);
}
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