forked from qt-creator/qt-creator
102 lines
2.3 KiB
C++
102 lines
2.3 KiB
C++
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/**************************************************************************
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**
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** This file is part of Qt Creator Analyzer Tools
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**
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** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** Commercial Usage
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**
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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**
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** If you are unsure which license is appropriate for your use, please
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** contact the sales department at http://qt.nokia.com/contact.
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**
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**************************************************************************/
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#include "callgrindstackbrowser.h"
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using namespace Valgrind::Callgrind;
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HistoryItem::HistoryItem(StackBrowser *stack)
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{
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if (stack)
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stack->select(this);
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}
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HistoryItem::~HistoryItem()
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{
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}
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FunctionHistoryItem::FunctionHistoryItem(const Function *function, StackBrowser *stack)
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: HistoryItem(stack)
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, m_function(function)
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{
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}
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FunctionHistoryItem::~FunctionHistoryItem()
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{
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}
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StackBrowser::StackBrowser(QObject *parent)
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: QObject(parent)
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{
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}
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StackBrowser::~StackBrowser()
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{
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qDeleteAll(m_stack);
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m_stack.clear();
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}
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void StackBrowser::clear()
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{
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qDeleteAll(m_stack);
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m_stack.clear();
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emit currentChanged();
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}
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int StackBrowser::size() const
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{
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return m_stack.size();
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}
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void StackBrowser::select(HistoryItem *item)
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{
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if (!m_stack.isEmpty() && m_stack.top() == item)
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return;
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m_stack.push(item);
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emit currentChanged();
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}
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HistoryItem *StackBrowser::current() const
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{
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return m_stack.isEmpty() ? 0 : m_stack.top();
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}
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void StackBrowser::goBack()
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{
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if (m_stack.isEmpty())
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return;
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HistoryItem *item = m_stack.pop();
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delete item;
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emit currentChanged();
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}
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