ScxmlEditor: Modernize

modernize-*

Change-Id: I72a72cf5e9327956fdc0e5fc6f552bfc03d2122c
Reviewed-by: Marco Benelli <marco.benelli@qt.io>

src/plugins/scxmleditor/common/colorsettings.cpp

@@ -49,7 +49,7 @@ ColorSettings::ColorSettings(QWidget *parent)
     m_colorThemes = s->value(Constants::C_SETTINGS_COLORSETTINGS_COLORTHEMES).toMap();
 
     m_ui.m_comboColorThemes->clear();
-    foreach (const QString &key, m_colorThemes.keys())
+    for (const auto &key : m_colorThemes.keys())
         m_ui.m_comboColorThemes->addItem(key);
 
     m_ui.m_comboColorThemes->setCurrentText(s->value(Constants::C_SETTINGS_COLORSETTINGS_CURRENTCOLORTHEME).toString());
@@ -73,7 +73,7 @@ void ColorSettings::selectTheme(const QString &name)
     if (!name.isEmpty() && m_colorThemes.contains(name)) {
         m_ui.m_colorThemeView->setEnabled(true);
         QVariantMap colordata = m_colorThemes[name].toMap();
-        foreach (const QString &index, colordata.keys())
+        for (const auto &index : colordata.keys())
             m_ui.m_colorThemeView->setColor(index.toInt(), QColor(colordata[index].toString()));
     } else {
         m_ui.m_colorThemeView->setEnabled(false);

src/plugins/scxmleditor/common/graphicsview.cpp

@@ -231,7 +231,7 @@ void GraphicsView::dropEvent(QDropEvent *event)
 
         QList<QGraphicsItem*> parentItems = items(event->pos());
         for (int i = 0; i < parentItems.count(); ++i) {
-            BaseItem *item = static_cast<BaseItem*>(parentItems[i]);
+            auto item = static_cast<const BaseItem*>(parentItems[i]);
             if (item && item->type() >= StateType) {
                 targetPos = item->mapFromScene(targetPos);
                 targetTag = item->tag();

src/plugins/scxmleditor/common/stateproperties.cpp

@@ -96,14 +96,14 @@ void StateProperties::tagChange(ScxmlDocument::TagChange change, ScxmlTag *tag,
 void StateProperties::setDocument(ScxmlDocument *document)
 {
     if (m_document)
-        disconnect(m_document, 0, this, 0);
+        disconnect(m_document, nullptr, this, nullptr);
 
     m_document = document;
     if (m_document) {
         m_tag = m_document->rootTag();
         connect(m_document, &ScxmlDocument::endTagChange, this, &StateProperties::tagChange);
     } else {
-        setTag(0);
+        setTag(nullptr);
     }
 }
 

src/plugins/scxmleditor/common/structure.cpp

@@ -325,7 +325,7 @@ void Structure::showMenu(const QModelIndex &index, const QPoint &globalPos)
                     m_currentDocument->undoStack()->beginMacro(tr("Remove items"));
                     m_currentDocument->setCurrentTag(tag);
                     m_currentDocument->removeTag(tag);
-                    m_currentDocument->setCurrentTag(0);
+                    m_currentDocument->setCurrentTag(nullptr);
                     m_currentDocument->undoStack()->endMacro();
                 } else if (actionType == TagUtils::AddChild) {
                     tag->document()->undoStack()->beginMacro(tr("Add child"));

src/plugins/scxmleditor/common/structuremodel.cpp

@@ -46,7 +46,7 @@ void StructureModel::setDocument(ScxmlDocument *document)
 {
     beginResetModel();
     if (m_document)
-        disconnect(m_document, 0, this, 0);
+        disconnect(m_document, nullptr, this, nullptr);
 
     m_document = document;
     if (m_document) {

src/plugins/scxmleditor/outputpane/outputtabwidget.cpp

@@ -132,9 +132,7 @@ OutputTabWidget::OutputTabWidget(QWidget *parent)
     close();
 }
 
-OutputTabWidget::~OutputTabWidget()
-{
-}
+OutputTabWidget::~OutputTabWidget() = default;
 
 int OutputTabWidget::addPane(OutputPane *pane)
 {

src/plugins/scxmleditor/plugin_interface/attributeitemdelegate.cpp

@@ -29,7 +29,6 @@ using namespace ScxmlEditor::PluginInterface;
 
 AttributeItemDelegate::AttributeItemDelegate(QObject *parent)
     : QStyledItemDelegate(parent)
-    , m_tag(0)
 {
 }
 

src/plugins/scxmleditor/plugin_interface/attributeitemmodel.cpp

@@ -36,7 +36,7 @@ void AttributeItemModel::setTag(ScxmlTag *tag)
 {
     beginResetModel();
     m_tag = tag;
-    m_document = m_tag ? m_tag->document() : 0;
+    m_document = m_tag ? m_tag->document() : nullptr;
     endResetModel();
     emit layoutChanged();
     emit dataChanged(QModelIndex(), QModelIndex());

src/plugins/scxmleditor/plugin_interface/baseitem.cpp

@@ -333,7 +333,7 @@ bool BaseItem::isActiveScene() const
 
 ScxmlUiFactory *BaseItem::uiFactory() const
 {
-    return m_scene ? m_scene->uiFactory() : 0;
+    return m_scene ? m_scene->uiFactory() : nullptr;
 }
 
 GraphicsScene *BaseItem::graphicsScene() const

src/plugins/scxmleditor/plugin_interface/connectableitem.cpp

@@ -451,7 +451,7 @@ void ConnectableItem::releaseFromParent()
     setOpacity(0.5);
     m_releasedIndex = tag()->index();
     m_releasedParent = parentItem();
-    tag()->document()->changeParent(tag(), 0, !m_releasedParent ? m_releasedIndex : -1);
+    tag()->document()->changeParent(tag(), nullptr, !m_releasedParent ? m_releasedIndex : -1);
     setZValue(503);
 
     for (int i = 0; i < m_quickTransitions.count(); ++i)
@@ -468,7 +468,8 @@ void ConnectableItem::connectToParent(BaseItem *parentItem)
     for (int i = 0; i < m_corners.count(); ++i)
         m_corners[i]->setVisible(true);
 
-    tag()->document()->changeParent(tag(), parentItem ? parentItem->tag() : 0, parentItem == m_releasedParent ? m_releasedIndex : -1);
+    tag()->document()->changeParent(tag(), parentItem ? parentItem->tag() : nullptr,
+                                    parentItem == m_releasedParent ? m_releasedIndex : -1);
 
     setZValue(0);
     m_releasedIndex = -1;
@@ -564,7 +565,7 @@ void ConnectableItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *o
 
 void ConnectableItem::updateUIProperties()
 {
-    if (tag() != 0 && isActiveScene()) {
+    if (tag() && isActiveScene()) {
         Serializer s;
         s.append(pos());
         s.append(boundingRect());

src/plugins/scxmleditor/plugin_interface/graphicsscene.cpp

@@ -70,7 +70,7 @@ void GraphicsScene::unselectAll()
     foreach (QGraphicsItem *it, selectedItems)
         it->setSelected(false);
     if (m_document)
-        m_document->setCurrentTag(0);
+        m_document->setCurrentTag(nullptr);
 }
 
 void GraphicsScene::unhighlightAll()
@@ -209,7 +209,7 @@ void GraphicsScene::removeSelectedItems()
             m_document->setCurrentTag(tags[i]);
             m_document->removeTag(tags[i]);
         }
-        m_document->setCurrentTag(0);
+        m_document->setCurrentTag(nullptr);
         m_document->undoStack()->endMacro();
     }
 }
@@ -305,7 +305,7 @@ void GraphicsScene::setEditorInfo(const QString &key, const QString &value)
 void GraphicsScene::setDocument(ScxmlDocument *document)
 {
     if (m_document)
-        disconnect(m_document, 0, this, 0);
+        disconnect(m_document, nullptr, this, nullptr);
 
     m_document = document;
 
@@ -361,7 +361,7 @@ void GraphicsScene::init()
     }
 
     m_initializing = false;
-    warningVisibilityChanged(0, 0);
+    warningVisibilityChanged(0, nullptr);
     emit selectedStateCountChanged(0);
     emit selectedBaseItemCountChanged(0);
 }
@@ -556,7 +556,7 @@ void GraphicsScene::endTagChange(ScxmlDocument::TagChange change, ScxmlTag *tag,
                     auto transition = new TransitionItem;
                     addItem(transition);
                     transition->setStartItem(qgraphicsitem_cast<ConnectableItem*>(parentItem));
-                    transition->init(childTag, 0, false, false);
+                    transition->init(childTag, nullptr, false, false);
                     transition->updateAttributes();
                 } else {
                     childItem = SceneUtils::createItemByTagType(childTag->tagType(), QPointF());
@@ -745,7 +745,7 @@ void GraphicsScene::removeItems(const ScxmlTag *tag)
 
         // Then delete them
         for (int i = items.count(); i--;) {
-            items[i]->setTag(0);
+            items[i]->setTag(nullptr);
             delete items[i];
         }
     }
@@ -911,7 +911,7 @@ void GraphicsScene::addChild(BaseItem *item)
 void GraphicsScene::removeChild(BaseItem *item)
 {
     if (item)
-        disconnect(item, 0, this, 0);
+        disconnect(item, nullptr, this, nullptr);
     m_baseItems.removeAll(item);
 
     selectionChanged(false);
@@ -943,7 +943,7 @@ void GraphicsScene::checkInitialState()
 void GraphicsScene::clearAllTags()
 {
     foreach (BaseItem *it, m_baseItems) {
-        it->setTag(0);
+        it->setTag(nullptr);
     }
 }
 

src/plugins/scxmleditor/plugin_interface/scattributeitemmodel.cpp

@@ -50,7 +50,7 @@ bool SCAttributeItemModel::setData(const QModelIndex &index, const QVariant &val
 
     bool bEditable = m_tag->tagType() <= MetadataItem;
 
-    if (index.row() >= 0 && m_document != 0) {
+    if (index.row() >= 0 && m_document) {
         if (!bEditable) {
             if (index.row() < m_tag->info()->n_attributes)
                 m_document->setValue(m_tag, index.row(), value.toString());

src/plugins/scxmleditor/plugin_interface/sceneutils.cpp

@@ -185,7 +185,7 @@ QVector<ScxmlTag*> findRemovedTags(const QVector<BaseItem*> &items)
             // Find the last selected parent
             BaseItem *parent = it->parentBaseItem();
             BaseItem *lastSelectedParent = it;
-            while (parent != 0) {
+            while (parent) {
                 if (parent->isSelected())
                     lastSelectedParent = parent;
                 parent = parent->parentBaseItem();
@@ -330,7 +330,7 @@ void layout(const QList<QGraphicsItem*> &items)
 
 bool isChild(const QGraphicsItem *parent, const QGraphicsItem *child)
 {
-    while (child != 0) {
+    while (child) {
         if (parent == child)
             return true;
         child = child->parentItem();
@@ -341,7 +341,7 @@ bool isChild(const QGraphicsItem *parent, const QGraphicsItem *child)
 
 bool isSomeSelected(QGraphicsItem *item)
 {
-    while (item != 0) {
+    while (item) {
         if (item->isSelected())
             return true;
         item = item->parentItem();

src/plugins/scxmleditor/plugin_interface/transitionitem.cpp

@@ -649,7 +649,7 @@ void TransitionItem::connectToTopItem(const QPointF &pos, TransitionPoint tp, It
         removeGrabbers();
         if (m_startItem == m_endItem && cornerPoints == 2) {
             setTagValue("type", "internal");
-            setEndItem(0);
+            setEndItem(nullptr);
             m_targetType = InternalNoTarget;
         }
 
@@ -1169,7 +1169,7 @@ void TransitionItem::storeValues(bool block)
 
 void TransitionItem::updateUIProperties()
 {
-    if (tag() != 0 && isActiveScene())
+    if (tag() && isActiveScene())
         storeValues();
 }
 
@@ -1180,9 +1180,9 @@ void TransitionItem::updateTargetType()
 
     TransitionTargetType type = ExternalTarget;
 
-    if (m_startItem != 0 && m_startItem == m_endItem)
+    if (m_startItem && m_startItem == m_endItem)
         type = InternalSameTarget;
-    else if (m_startItem != 0 && !m_endItem) {
+    else if (m_startItem && !m_endItem) {
         if (m_movingLastPoint) {
             type = ExternalNoTarget;
         } else {

src/plugins/scxmleditor/plugin_interface/warningitem.cpp

@@ -70,7 +70,7 @@ QRectF WarningItem::boundingRect() const
 
 void WarningItem::mousePressEvent(QGraphicsSceneMouseEvent *e)
 {
-    QToolTip::showText(e->screenPos(), toolTip(), 0);
+    QToolTip::showText(e->screenPos(), toolTip(), nullptr);
     QGraphicsObject::mousePressEvent(e);
 }
 
@@ -162,7 +162,7 @@ void WarningItem::setPixmap(const QPixmap &pixmap)
 
 ScxmlTag *WarningItem::tag() const
 {
-    return m_parentItem ? m_parentItem->tag() : 0;
+    return m_parentItem ? m_parentItem->tag() : nullptr;
 }
 
 ScxmlEditor::OutputPane::Warning *WarningItem::warning() const

src/plugins/scxmleditor/scxmleditorconstants.h

@@ -25,7 +25,7 @@
 
 #pragma once
 
-#include "scxmleditor_global.h"
+#include <QtGlobal>
 
 namespace ScxmlEditor {
 namespace Constants {

src/plugins/scxmleditor/scxmleditordata.cpp

@@ -60,11 +60,9 @@ namespace Internal {
 class ScxmlTextEditorWidget : public TextEditor::TextEditorWidget
 {
 public:
-    ScxmlTextEditorWidget()
-    {
-    }
+    ScxmlTextEditorWidget() = default;
 
-    void finalizeInitialization()
+    void finalizeInitialization() override
     {
         setReadOnly(true);
     }

src/plugins/scxmleditor/scxmleditorstack.cpp

@@ -89,8 +89,8 @@ void ScxmlEditorStack::modeAboutToChange(Core::Id m)
 {
     // Sync the editor when entering edit mode
     if (m == Core::Constants::MODE_EDIT) {
-        for (const ScxmlTextEditor *editor: m_editors)
-            if (ScxmlEditorDocument *document = qobject_cast<ScxmlEditorDocument*>(editor->textDocument()))
+        for (auto editor: qAsConst(m_editors))
+            if (auto document = qobject_cast<ScxmlEditorDocument*>(editor->textDocument()))
                 document->syncXmlFromDesignWidget();
     }
 }

src/plugins/scxmleditor/scxmltexteditor.cpp

@@ -49,7 +49,7 @@ ScxmlTextEditor::ScxmlTextEditor()
 void ScxmlTextEditor::finalizeInitialization()
 {
     // Revert to saved/load externally modified files.
-    ScxmlEditorDocument *document = qobject_cast<ScxmlEditorDocument*>(textDocument());
+    auto document = qobject_cast<const ScxmlEditorDocument*>(textDocument());
     connect(document, &ScxmlEditorDocument::reloadRequested,
         [this](QString *errorString, const QString &fileName) {
             open(errorString, fileName, fileName);
@@ -58,7 +58,7 @@ void ScxmlTextEditor::finalizeInitialization()
 
 bool ScxmlTextEditor::open(QString *errorString, const QString &fileName, const QString & /*realFileName*/)
 {
-    ScxmlEditorDocument *document = qobject_cast<ScxmlEditorDocument*>(textDocument());
+    auto document = qobject_cast<ScxmlEditorDocument*>(textDocument());
     Common::MainWidget *designWidget = document->designWidget();
     QTC_ASSERT(designWidget, return false);