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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "scutilsprovider.h"
#include "mytypes.h"
#include "scxmltag.h"
#include "stateitem.h"
using namespace ScxmlEditor::PluginInterface;
SCUtilsProvider::SCUtilsProvider(QObject *parent)
: UtilsProvider(parent)
{
}
void SCUtilsProvider::checkInitialState(const QList<QGraphicsItem*> &items, ScxmlTag *parentTag)
{
ScxmlTag *initialStateTag = nullptr;
if (parentTag) {
// 1. If we have initial-state, we must use it as init-state
if (parentTag->hasChild(Initial)) {
parentTag->setAttribute("initial", QString());
} else {
QString restoredInitial = parentTag->editorInfo("removedInitial");
QString id = parentTag->attribute("initial");
if (id.isEmpty())
id = restoredInitial;
// 2. If no initial-state available, try to find state with initial-attribute
if (!id.isEmpty()) {
// Find state with id
for (int i = 0; i < parentTag->childCount(); ++i) {
ScxmlTag *child = parentTag->child(i);
if ((child->tagType() == State || child->tagType() == Parallel)
&& child->attribute("id", true) == id) {
initialStateTag = child;
break;
}
}
if (!initialStateTag) {
parentTag->setEditorInfo("removedInitial", id);
parentTag->setAttribute("initial", QString());
} else if (id == restoredInitial) {
parentTag->setAttribute("initial", id);
parentTag->setEditorInfo("removedInitial", QString());
}
}
// 3. If we still cant find initial-state, we must select first
if (!initialStateTag) {
// Search first state
for (int i = 0; i < parentTag->childCount(); ++i) {
ScxmlTag *child = parentTag->child(i);
if (child->tagType() == State || child->tagType() == Parallel) {
initialStateTag = child;
break;
}
}
}
}
}
for (QGraphicsItem *item : items) {
if (item->type() >= StateType) {
auto stateItem = static_cast<StateItem*>(item);
if (stateItem)
stateItem->setInitial(stateItem->tag() == initialStateTag);
}
}
}
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