src/scripttools/debugging/qscriptdebuggerscriptsmodel.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/scripttools/debugging/qscriptdebuggerscriptsmodel.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,335 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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