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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "threadshandler.h"
#include "debuggeractions.h"
#include "debuggerengine.h"
#include "debuggericons.h"
#include "debuggerprotocol.h"
#include "debuggertr.h"
#include "watchutils.h"
#include <utils/algorithm.h>
#include <utils/basetreeview.h>
#include <utils/qtcassert.h>
#include <QCoreApplication>
#include <QDebug>
#include <QIcon>
#include <QMenu>
using namespace Utils;
namespace Debugger::Internal {
// ThreadItem
ThreadItem::ThreadItem(const ThreadData &data)
: threadData(data)
{}
QVariant ThreadItem::data(int column, int role) const
{
switch (role) {
case Qt::DisplayRole:
if (column == 0)
return QString("#%1 %2").arg(threadData.id).arg(threadData.name);
return threadPart(column);
case Qt::ToolTipRole:
return threadToolTip();
default:
break;
}
return QVariant();
}
Qt::ItemFlags ThreadItem::flags(int column) const
{
return threadData.stopped ? TreeItem::flags(column) : Qt::ItemFlags({});
}
QString ThreadItem::threadToolTip() const
{
const char start[] = "<tr><td>";
const char sep[] = "</td><td>";
const char end[] = "</td>";
QString rc;
QTextStream str(&rc);
str << "<html><head/><body><table>"
<< start << Tr::tr("Thread id:")
<< sep << threadData.id << end;
if (!threadData.targetId.isEmpty())
str << start << Tr::tr("Target id:")
<< sep << threadData.targetId << end;
if (!threadData.groupId.isEmpty())
str << start << Tr::tr("Group id:")
<< sep << threadData.groupId << end;
if (!threadData.name.isEmpty())
str << start << Tr::tr("Name:")
<< sep << threadData.name << end;
if (!threadData.state.isEmpty())
str << start << Tr::tr("State:")
<< sep << threadData.state << end;
if (!threadData.core.isEmpty())
str << start << Tr::tr("Core:")
<< sep << threadData.core << end;
if (threadData.address) {
str << start << Tr::tr("Stopped at:") << sep;
if (!threadData.function.isEmpty())
str << threadData.function << "<br>";
if (!threadData.fileName.isEmpty())
str << threadData.fileName << ':' << threadData.lineNumber << "<br>";
str << formatToolTipAddress(threadData.address);
}
str << "</table></body></html>";
return rc;
}
QVariant ThreadItem::threadPart(int column) const
{
switch (column) {
case ThreadData::IdColumn:
return threadData.id;
case ThreadData::FunctionColumn:
return threadData.function;
case ThreadData::FileColumn:
return threadData.fileName.isEmpty() ? threadData.module : threadData.fileName;
case ThreadData::LineColumn:
return threadData.lineNumber >= 0
? QString::number(threadData.lineNumber) : QString();
case ThreadData::AddressColumn:
return threadData.address > 0
? "0x" + QString::number(threadData.address, 16)
: QString();
case ThreadData::CoreColumn:
return threadData.core;
case ThreadData::StateColumn:
return threadData.state;
case ThreadData::TargetIdColumn:
if (threadData.targetId.startsWith("Thread "))
return threadData.targetId.mid(7);
return threadData.targetId;
case ThreadData::NameColumn:
return threadData.name;
case ThreadData::DetailsColumn:
return threadData.details;
case ThreadData::ComboNameColumn:
return QString::fromLatin1("#%1 %2").arg(threadData.id).arg(threadData.name);
}
return QVariant();
}
void ThreadItem::notifyRunning() // Clear state information.
{
threadData.address = 0;
threadData.function.clear();
threadData.fileName.clear();
threadData.frameLevel = -1;
threadData.state.clear();
threadData.lineNumber = -1;
threadData.stopped = false;
update();
}
void ThreadItem::notifyStopped()
{
threadData.stopped = true;
update();
}
void ThreadItem::mergeThreadData(const ThreadData &other)
{
if (!other.core.isEmpty())
threadData.core = other.core;
if (!other.fileName.isEmpty())
threadData.fileName = other.fileName;
if (!other.targetId.isEmpty())
threadData.targetId = other.targetId;
if (!other.name.isEmpty())
threadData.name = other.name;
if (other.frameLevel != -1)
threadData.frameLevel = other.frameLevel;
if (!other.function.isEmpty())
threadData.function = other.function;
if (other.address)
threadData.address = other.address;
if (!other.module.isEmpty())
threadData.module = other.module;
if (!other.details.isEmpty())
threadData.details = other.details;
if (!other.state.isEmpty())
threadData.state = other.state;
if (other.lineNumber != -1)
threadData.lineNumber = other.lineNumber;
update();
}
// ThreadsHandler
/*!
\class Debugger::Internal::ThreadData
\internal
\brief The ThreadData class contains information
about a single thread.
*/
/*!
\class Debugger::Internal::ThreadsHandler
\internal
\brief The ThreadsHandler class provides a model to
represent the running threads in a QTreeView or ComboBox.
*/
ThreadsHandler::ThreadsHandler(DebuggerEngine *engine)
: m_engine(engine)
{
setObjectName("ThreadsModel");
setHeader({" " + Tr::tr("ID") + " ",
Tr::tr("Address"), Tr::tr("Function"), Tr::tr("File"), Tr::tr("Line"), Tr::tr("State"),
Tr::tr("Name"), Tr::tr("Target ID"), Tr::tr("Details"), Tr::tr("Core"),
});
}
ThreadsHandler::~ThreadsHandler()
{
delete m_comboBox;
}
QVariant ThreadsHandler::data(const QModelIndex &index, int role) const
{
if (role == Qt::DecorationRole && index.column() == 0) {
// Return icon that indicates whether this is the active thread.
TreeItem *item = itemForIndex(index);
if (item && item == m_currentThread)
return Icons::LOCATION.icon();
return Icons::EMPTY.icon();
}
return ThreadsHandlerModel::data(index, role);
}
bool ThreadsHandler::setData(const QModelIndex &idx, const QVariant &data, int role)
{
if (role == BaseTreeView::ItemActivatedRole) {
const Thread thread = itemForIndexAtLevel<1>(idx);
if (thread != m_currentThread) {
m_currentThread = thread;
threadSwitcher()->setCurrentIndex(idx.row());
m_engine->selectThread(thread);
}
return true;
}
if (role == BaseTreeView::ItemViewEventRole) {
ItemViewEvent ev = data.value<ItemViewEvent>();
if (ev.as<QContextMenuEvent>()) {
auto menu = new QMenu;
menu->addAction(settings().settingsDialog.action());
menu->popup(ev.globalPos());
return true;
}
}
return false;
}
void ThreadsHandler::sort(int column, Qt::SortOrder order)
{
rootItem()->sortChildren([order, column](const ThreadItem *item1, const ThreadItem *item2) -> bool {
const QVariant v1 = item1->threadPart(column);
const QVariant v2 = item2->threadPart(column);
if (v1 == v2)
return false;
if (column == 0)
return (v1.toInt() < v2.toInt()) != (order == Qt::DescendingOrder);
// FIXME: Use correct toXXX();
return (v1.toString() < v2.toString()) != (order == Qt::DescendingOrder);
});
}
Thread ThreadsHandler::currentThread() const
{
return m_currentThread;
}
void ThreadsHandler::setCurrentThread(const Thread &thread)
{
QTC_ASSERT(thread, return);
if (thread == m_currentThread)
return;
if (!threadForId(thread->id())) {
qWarning("ThreadsHandler::setCurrentThreadId: No such thread %s.", qPrintable(thread->id()));
return;
}
m_currentThread = thread;
thread->update();
threadSwitcher()->setCurrentIndex(thread->index().row());
}
void ThreadsHandler::notifyGroupCreated(const QString &groupId, const QString &pid)
{
m_pidForGroupId[groupId] = pid;
}
void ThreadsHandler::updateThread(const ThreadData &threadData)
{
if (Thread thread = threadForId(threadData.id))
thread->mergeThreadData(threadData);
else
rootItem()->appendChild(new ThreadItem(threadData));
}
void ThreadsHandler::removeThread(const QString &id)
{
if (Thread thread = threadForId(id))
destroyItem(thread);
}
void ThreadsHandler::removeAll()
{
rootItem()->removeChildren();
}
bool ThreadsHandler::notifyGroupExited(const QString &groupId)
{
QList<ThreadItem *> list;
forItemsAtLevel<1>([&list, groupId](ThreadItem *item) {
if (item->threadData.groupId == groupId)
list.append(item);
});
for (ThreadItem *item : std::as_const(list))
destroyItem(item);
m_pidForGroupId.remove(groupId);
return m_pidForGroupId.isEmpty();
}
Thread ThreadsHandler::threadForId(const QString &id) const
{
return findItemAtLevel<1>([id](const Thread &item) {
return item->threadData.id == id;
});
}
void ThreadsHandler::notifyRunning(const QString &id)
{
if (id.isEmpty() || id == "all")
forItemsAtLevel<1>([](const Thread &thread) { thread->notifyRunning(); });
else if (Thread thread = threadForId(id))
thread->notifyRunning();
}
void ThreadsHandler::notifyStopped(const QString &id)
{
if (id.isEmpty() || id == "all")
forItemsAtLevel<1>([](const Thread &thread) { thread->notifyStopped(); });
else if (Thread thread = threadForId(id))
thread->notifyStopped();
}
QPointer<QComboBox> ThreadsHandler::threadSwitcher()
{
if (!m_comboBox) {
m_comboBox = new QComboBox;
m_comboBox->setSizeAdjustPolicy(QComboBox::AdjustToContents);
m_comboBox->setModel(this);
connect(m_comboBox, &QComboBox::activated, this, [this](int row) {
setData(index(row, 0), {}, BaseTreeView::ItemActivatedRole);
});
}
return m_comboBox;
}
void ThreadsHandler::setThreads(const GdbMi &data)
{
rootItem()->removeChildren();
// ^done,threads=[{id="1",target-id="Thread 0xb7fdc710 (LWP 4264)",
// frame={level="0",addr="0x080530bf",func="testQString",args=[],
// file="/.../app.cpp",fullname="/../app.cpp",line="1175"},
// state="stopped",core="0"}],current-thread-id="1"
const GdbMi &threads = data["threads"];
for (const GdbMi &item : threads) {
const GdbMi &frame = item["frame"];
ThreadData thread;
thread.id = item["id"].data();
thread.targetId = item["target-id"].data();
thread.details = item["details"].data();
thread.core = item["core"].data();
thread.state = item["state"].data();
thread.address = frame["addr"].toAddress();
thread.function = frame["func"].data();
thread.fileName = frame["fullname"].data();
thread.lineNumber = frame["line"].toInt();
thread.module = frame["from"].data();
thread.name = item["name"].data();
thread.stopped = thread.state != "running";
updateThread(thread);
}
const QString ¤tId = data["current-thread-id"].data();
m_currentThread = threadForId(currentId);
if (!m_currentThread && threads.childCount() > 0)
m_currentThread = rootItem()->childAt(0);
if (m_currentThread) {
const QModelIndex currentThreadIndex = m_currentThread->index();
threadSwitcher()->setCurrentIndex(currentThreadIndex.row());
}
}
QAbstractItemModel *ThreadsHandler::model()
{
return this;
}
} // Debugger::Internal
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