File indexing completed on 2023-09-24 04:10:18

 /* This file is part of the KDE libraries
     Copyright (C) 2005, 2006 Ian Reinhart Geiser <geiseri@kde.org>
     Copyright (C) 2005, 2006 Matt Broadstone <mbroadst@gmail.com>
     Copyright (C) 2005, 2006 Richard J. Moore <rich@kde.org>
     Copyright (C) 2005, 2006 Erik L. Bunce <kde@bunce.us>
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Library General Public License for more details.
 
     You should have received a copy of the GNU Library General Public License
     along with this library; see the file COPYING.LIB.  If not, write to
     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA 02110-1301, USA.
 */
 #include "kjs_object_model.h"
 
 #include <QPixmap>
 #include <QDebug>
 
 #include <kjs/object.h>
 #include <kjs/interpreter.h>
 #include <kjs/PropertyNameArray.h>
 
 struct Node {
     QByteArray name;
     KJS::JSObject *instance;
     Node *parent;
 };
 
 KJSObjectModel::KJSObjectModel(KJS::Interpreter *js, QObject *parent):
     QAbstractItemModel(parent), m_js(js)
 {
 }
 
 void KJSObjectModel::updateModel(KJS::JSObject *root)
 {
     m_root = root;
     reset();
 }
 
 KJSObjectModel::~KJSObjectModel()
 {
 }
 
 Qt::ItemFlags KJSObjectModel::flags(const QModelIndex &index) const
 {
     if (!index.isValid()) {
         return Qt::ItemIsEnabled;
     }
     return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
 }
 
 int KJSObjectModel::rowCount(const QModelIndex &parent) const
 {
     KJS::ExecState *exec = m_js->globalExec();
     KJS::PropertyNameArray props;
     if (!parent.isValid()) {
         m_root->getPropertyNames(exec, props);
     } else {
         Node *item = static_cast<Node *>(parent.internalPointer());
         item->instance->getPropertyNames(exec, props);
     }
     return props.size();
 }
 
 int KJSObjectModel::columnCount(const QModelIndex &parent) const
 {
     Q_UNUSED(parent);
     return 1;
 }
 
 QVariant KJSObjectModel::headerData(int section, Qt::Orientation orientation, int role) const
 {
     if (orientation == Qt::Horizontal && role == Qt::DisplayRole) {
         if (section == 0) {
             return "Object Name";
         } else {
             return "Value";
         }
     }
     return QVariant();
 }
 
 QModelIndex KJSObjectModel::index(int row, int column, const QModelIndex &parent) const
 {
     KJS::JSObject *parentInstance = nullptr;
     Node *childItem = nullptr;
     KJS::ExecState *exec = m_js->globalExec();
 
     if (!parent.isValid()) {
         if (m_root) {
             parentInstance = m_root;
         } else {
             return QModelIndex();
         }
     } else {
         parentInstance = static_cast<Node *>(parent.internalPointer())->instance;
     }
     int idx = 0;
     KJS::PropertyNameArray props;
     parentInstance->getPropertyNames(exec, props);
     for (KJS::PropertyNameArrayIterator ref = props.begin(); ref != props.end(); ref++) {
         if (idx == row) {
             childItem = new Node;
             childItem->name = ref->ascii(); //### M.O.: this is wrong, can be unicode.
             childItem->instance = parentInstance->get(exec,
                                   childItem->name.constData())->toObject(exec);
             childItem->parent = static_cast<Node *>(parent.internalPointer());
             break;
         }
         ++idx;
     }
     if (childItem) {
         return createIndex(row, column, childItem);
     }
 
     return QModelIndex();
 }
 
 QModelIndex KJSObjectModel::parent(const QModelIndex &index) const
 {
     if (!index.isValid()) {
         Node *node = new Node;
         node->instance = m_root;
         node->name = "Objects";
         node->parent = nullptr;
         return createIndex(0, index.column(), node);
     }
 
     Node *parentItem = static_cast<Node *>(index.internalPointer())->parent;
     if (parentItem) {
         Node *node = new Node;
         node->instance = parentItem->instance;
         node->name = parentItem->name;
         node->parent = parentItem->parent;
         return createIndex(0, index.column(), node);
     } else {
         return QModelIndex();
     }
 }
 
 QVariant KJSObjectModel::data(const QModelIndex &index, int role) const
 {
     if (!index.isValid()) {
         return QVariant();
     }
 
     Node *item = static_cast<Node *>(index.internalPointer());
     KJS::JSObject *instance = item->instance;
 
     if (role == Qt::DecorationRole) {
         if (instance->implementsConstruct()) {
             return QPixmap(":/images/class.png");
         } else if (instance->implementsCall()) {
             return QPixmap(":/images/method.png");
         } else {
             return QPixmap(":/images/property.png");
         }
     }
     if (role == Qt::ForegroundRole) {
         if (instance->implementsConstruct()) {
             return QColor("blue");
         } else if (instance->implementsCall()) {
             return QColor("green");
         } else {
             return QColor("black");
         }
     }
     if (role == Qt::DisplayRole) {
         return item->name;
     }
     return QVariant();
 }
 
 #include "moc_kjs_object_model.cpp"