Initial import

src/plugins/debugger/registerhandler.cpp

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+/***************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (qt-info@nokia.com)
+**
+** 
+** Non-Open Source Usage  
+** 
+** Licensees may use this file in accordance with the Qt Beta Version
+** License Agreement, Agreement version 2.2 provided with the Software or,
+** alternatively, in accordance with the terms contained in a written
+** agreement between you and Nokia.  
+** 
+** GNU General Public License Usage 
+** 
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the packaging
+** of this file.  Please review the following information to ensure GNU
+** General Public Licensing requirements will be met:
+**
+** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt GPL Exception version
+** 1.2, included in the file GPL_EXCEPTION.txt in this package.  
+** 
+***************************************************************************/
+#include "registerhandler.h"
+
+#include "assert.h"
+#include "debuggerconstants.h"
+
+#include <QtCore/QAbstractTableModel>
+#include <QtCore/QDebug>
+
+#include <QtGui/QColor>
+
+using namespace Debugger;
+using namespace Debugger::Internal;
+using namespace Debugger::Constants;
+
+
+
+//////////////////////////////////////////////////////////////////
+//
+// RegisterHandler
+//
+//////////////////////////////////////////////////////////////////
+
+RegisterHandler::RegisterHandler(QObject *parent)
+  : QAbstractTableModel(parent)
+{
+    setProperty(PROPERTY_REGISTER_FORMAT, "x");
+}
+
+int RegisterHandler::rowCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return m_registers.size();
+}
+
+int RegisterHandler::columnCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return 2;
+}
+
+QVariant RegisterHandler::data(const QModelIndex &index, int role) const
+{
+    static const QVariant red = QColor(200, 0, 0);
+    if (!index.isValid() || index.row() >= m_registers.size())
+        return QVariant();
+
+    const Register &reg = m_registers.at(index.row());
+
+    if (role == Qt::DisplayRole) {
+        switch (index.column()) {
+        case 0:
+            return reg.name;
+        case 1:
+            return reg.value;
+        }
+    }
+    if (role == Qt::TextColorRole && reg.changed && index.column() == 1)
+        return red;
+    return QVariant();
+}
+
+QVariant RegisterHandler::headerData(int section, Qt::Orientation orientation,
+    int role) const
+{
+    if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
+        static const char * const headers[] = {
+            QT_TR_NOOP("Name"),
+            QT_TR_NOOP("Value"),
+        };
+        if (section < 2)
+            return tr(headers[section]);
+    }
+    return QVariant();
+}
+
+void RegisterHandler::removeAll()
+{
+    m_registers.clear();
+    reset();
+}
+
+bool RegisterHandler::isEmpty() const
+{
+    return m_registers.isEmpty();
+}
+
+void RegisterHandler::setRegisters(const QList<Register> &registers)
+{
+    m_registers = registers;
+    reset();
+}
+
+QList<Register> RegisterHandler::registers() const
+{
+    return m_registers;
+}