Initial import from the monolithic Qt.

This is the beginning of revision history for this module. If you
want to look at revision history older than this, please refer to the
Qt Git wiki for how to use Git history grafting. At the time of
writing, this wiki is located here:

http://qt.gitorious.org/qt/pages/GitIntroductionWithQt

If you have already performed the grafting and you don't see any
history beyond this commit, try running "git log" with the "--follow"
argument.

Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 335 insertions, 0 deletions

diff --git a/src/scripttools/debugging/qscriptdebuggerscriptsmodel.cpp b/src/scripttools/debugging/qscriptdebuggerscriptsmodel.cpp
new file mode 100644
index 0000000..0e40ec7
--- /dev/null
+++ b/src/scripttools/debugging/qscriptdebuggerscriptsmodel.cpp
@@ -0,0 +1,335 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtSCriptTools module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qscriptdebuggerscriptsmodel_p.h"
+#include "qscriptscriptdata_p.h"
+
+#include "private/qabstractitemmodel_p.h"
+
+#include <QtCore/qfileinfo.h>
+#include <QtCore/qpair.h>
+#include <QtCore/qdebug.h>
+
+QT_BEGIN_NAMESPACE
+
+class QScriptDebuggerScriptsModelPrivate
+    : public QAbstractItemModelPrivate
+{
+    Q_DECLARE_PUBLIC(QScriptDebuggerScriptsModel)
+public:
+    struct Node {
+        Node(qint64 sid, const QScriptScriptData &dt)
+            : scriptId(sid), data(dt) {}
+
+        qint64 scriptId;
+        QScriptScriptData data;
+        QList<QPair<QString, int> > functionsInfo;
+        QSet<int> executableLineNumbers;
+    };
+
+    QScriptDebuggerScriptsModelPrivate();
+    ~QScriptDebuggerScriptsModelPrivate();
+
+    Node *findScriptNode(qint64 scriptId) const;
+
+    int nextNodeId;
+    QMap<int, Node*> nodes;
+};
+
+QScriptDebuggerScriptsModelPrivate::QScriptDebuggerScriptsModelPrivate()
+{
+    nextNodeId = 0;
+}
+
+QScriptDebuggerScriptsModelPrivate::~QScriptDebuggerScriptsModelPrivate()
+{
+    qDeleteAll(nodes);
+}
+
+QScriptDebuggerScriptsModelPrivate::Node *QScriptDebuggerScriptsModelPrivate::findScriptNode(qint64 scriptId) const
+{
+    QMap<int, Node*>::const_iterator it;
+    for (it = nodes.constBegin(); it != nodes.constEnd(); ++it) {
+        Node *n = it.value();
+        if (n->scriptId == scriptId)
+            return n;
+    }
+    return 0;
+}
+
+QScriptDebuggerScriptsModel::QScriptDebuggerScriptsModel(QObject *parent)
+    : QAbstractItemModel(*new QScriptDebuggerScriptsModelPrivate, parent)
+{
+}
+
+QScriptDebuggerScriptsModel::~QScriptDebuggerScriptsModel()
+{
+}
+
+void QScriptDebuggerScriptsModel::removeScript(qint64 id)
+{
+    Q_D(QScriptDebuggerScriptsModel);
+    QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::iterator it;
+    for (it = d->nodes.begin(); it != d->nodes.end(); ++it) {
+        QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
+        if (n->scriptId == id) {
+            d->nodes.erase(it);
+            delete n;
+            break;
+        }
+    }
+}
+
+void QScriptDebuggerScriptsModel::addScript(qint64 sid, const QScriptScriptData &data)
+{
+    Q_D(QScriptDebuggerScriptsModel);
+    int id = d->nextNodeId;
+    ++d->nextNodeId;
+    d->nodes.insert(id, new QScriptDebuggerScriptsModelPrivate::Node(sid, data));
+}
+
+void QScriptDebuggerScriptsModel::addExtraScriptInfo(
+    qint64 sid, const QMap<QString, int> &functionsInfo,
+    const QSet<int> &executableLineNumbers)
+{
+    Q_D(QScriptDebuggerScriptsModel);
+    QScriptDebuggerScriptsModelPrivate::Node *node = d->findScriptNode(sid);
+    if (!node)
+        return;
+    QList<QPair<QString, int> > lst;
+    QMap<QString, int>::const_iterator it;
+    for (it = functionsInfo.constBegin(); it != functionsInfo.constEnd(); ++it)
+        lst.append(qMakePair(it.key(), it.value()));
+    node->functionsInfo = lst;
+    node->executableLineNumbers = executableLineNumbers;
+}
+
+void QScriptDebuggerScriptsModel::commit()
+{
+    layoutAboutToBeChanged();
+    layoutChanged();
+}
+
+QScriptScriptData QScriptDebuggerScriptsModel::scriptData(qint64 sid) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    QScriptDebuggerScriptsModelPrivate::Node *node = d->findScriptNode(sid);
+    if (!node)
+        return QScriptScriptData();
+    return node->data;
+}
+
+QScriptScriptMap QScriptDebuggerScriptsModel::scripts() const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    QScriptScriptMap result;
+    QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::const_iterator it;
+    for (it = d->nodes.constBegin(); it != d->nodes.constEnd(); ++it) {
+        QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
+        result.insert(n->scriptId, n->data);
+    }
+    return result;
+}
+
+qint64 QScriptDebuggerScriptsModel::resolveScript(const QString &fileName) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::const_iterator it;
+    for (it = d->nodes.constBegin(); it != d->nodes.constEnd(); ++it) {
+        QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
+        if (n->data.fileName() == fileName)
+            return n->scriptId;
+    }
+    return -1;
+}
+
+QSet<int> QScriptDebuggerScriptsModel::executableLineNumbers(qint64 scriptId) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    QScriptDebuggerScriptsModelPrivate::Node *node = d->findScriptNode(scriptId);
+    if (!node)
+        return QSet<int>();
+    return node->executableLineNumbers;
+}
+
+QModelIndex QScriptDebuggerScriptsModel::indexFromScriptId(qint64 sid) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    int row = 0;
+    QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::const_iterator it;
+    for (it = d->nodes.constBegin(); it != d->nodes.constEnd(); ++it, ++row) {
+        QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
+        if (n->scriptId == sid)
+            return createIndex(row, 0, it.key() << 12);
+    }
+    return QModelIndex();
+}
+
+qint64 QScriptDebuggerScriptsModel::scriptIdFromIndex(const QModelIndex &index) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    if (!index.isValid())
+        return -1;
+    int id = index.internalId();
+    if (id & 1)
+        return -1;
+    QScriptDebuggerScriptsModelPrivate::Node *n = d->nodes.value(id >> 12);
+    if (!n)
+        return -1;
+    return n->scriptId;
+}
+
+QPair<QString, int> QScriptDebuggerScriptsModel::scriptFunctionInfoFromIndex(const QModelIndex &index) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    QPair<QString, int> result;
+    if (!index.isValid())
+        return result;
+    int id = index.internalId();
+    if (!(id & 1))
+        return result;
+    QScriptDebuggerScriptsModelPrivate::Node *node = d->nodes.value(id >> 12);
+    if (!node)
+        return result;
+    int functionIndex = (id >> 1) & ((1 << 11) - 1);
+    result = node->functionsInfo.at(functionIndex);
+    return result;
+}
+
+/*!
+  \reimp
+*/
+QModelIndex QScriptDebuggerScriptsModel::index(int row, int column, const QModelIndex &parent) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    if (!parent.isValid()) {
+        if ((row < 0) || (row >= d->nodes.size()))
+            return QModelIndex();
+        if (column != 0)
+            return QModelIndex();
+        return createIndex(row, column, d->nodes.keys().at(row) << 12);
+    }
+    int id = parent.internalId();
+    if (id & 1)
+        return QModelIndex();
+    return createIndex(row, column, id | (row << 1) | 1); 
+}
+
+/*!
+  \reimp
+*/
+QModelIndex QScriptDebuggerScriptsModel::parent(const QModelIndex &index) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    if (!index.isValid())
+        return QModelIndex();
+    int id = index.internalId();
+    if (!(id & 1))
+        return QModelIndex();
+    QScriptDebuggerScriptsModelPrivate::Node *n = d->nodes.value(id >> 12);
+    if (!n)
+        return QModelIndex();
+    return indexFromScriptId(n->scriptId);
+}
+
+/*!
+  \reimp
+*/
+int QScriptDebuggerScriptsModel::columnCount(const QModelIndex &) const
+{
+    return 1;
+}
+
+/*!
+  \reimp
+*/
+int QScriptDebuggerScriptsModel::rowCount(const QModelIndex &parent) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    if (!parent.isValid())
+        return d->nodes.size();
+    int id = parent.internalId();
+    if (id & 1)
+        return 0;
+    QScriptDebuggerScriptsModelPrivate::Node *n = d->nodes.value(id >> 12);
+    if (!n)
+        return 0;
+    return n->functionsInfo.size();
+}
+
+/*!
+  \reimp
+*/
+QVariant QScriptDebuggerScriptsModel::data(const QModelIndex &index, int role) const
+{
+    Q_D(const QScriptDebuggerScriptsModel);
+    if (!index.isValid())
+        return QVariant();
+    int id = index.internalId();
+    QScriptDebuggerScriptsModelPrivate::Node *node = d->nodes.value(id >> 12);
+    if (!node)
+        return QVariant();
+    if (!(id & 1)) {
+        if (role == Qt::DisplayRole) {
+            QString fn = node->data.fileName();
+            if (fn.isEmpty())
+                fn = QString::fromLatin1("<anonymous script, id=%0>").arg(node->scriptId);
+            return fn;
+        } else if (role == Qt::ToolTipRole) {
+            QString fn = node->data.fileName();
+            if (QFileInfo(fn).fileName() != fn)
+                return fn;
+        } else if (role == Qt::UserRole) {
+            return node->scriptId;
+        } else if (role == Qt::UserRole+1) {
+            return node->data.baseLineNumber();
+        } else if (role == Qt::UserRole+2) {
+            return node->data.contents();
+        }
+    } else {
+        int functionIndex = (id >> 1) & ((1 << 11) - 1);
+        if (role == Qt::DisplayRole)
+            return node->functionsInfo[functionIndex].first;
+    }
+    return QVariant();
+}
+
+QT_END_NAMESPACE