QmlDesigner.navigator: add tool buttons for sliding/reparenting

This patch adds for tool buttons that allow
sliding and reparenting in the navigator.

src/plugins/qmldesigner/components/navigator/navigator.pri

@@ -8,3 +8,5 @@ HEADERS += navigatorview.h \
     navigatortreemodel.h \
     navigatorwidget.h \
     navigatortreeview.h
+
+RESOURCES += navigator.qrc

src/plugins/qmldesigner/components/navigator/navigator.qrc

+<RCC>
+    <qresource prefix="/navigator/icon">
+        <file>arrowdown.png</file>
+        <file>arrowleft.png</file>
+        <file>arrowright.png</file>
+        <file>arrowup.png</file>
+    </qresource>
+</RCC>

src/plugins/qmldesigner/components/navigator/navigatorview.cpp

@@ -46,12 +46,18 @@ namespace QmlDesigner {
 NavigatorView::NavigatorView(QObject* parent) :
         AbstractView(parent),
         m_blockSelectionChangedSignal(false),
-        m_widget(new NavigatorWidget),
+        m_widget(new NavigatorWidget(this)),
         m_treeModel(new NavigatorTreeModel(this))
 {
     m_widget->setTreeModel(m_treeModel.data());
 
     connect(treeWidget()->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)), this, SLOT(changeSelection(QItemSelection,QItemSelection)));
+
+    connect(m_widget.data(), SIGNAL(leftButtonClicked()), this, SLOT(leftButtonClicked()));
+    connect(m_widget.data(), SIGNAL(rightButtonClicked()), this, SLOT(rightButtonClicked()));
+    connect(m_widget.data(), SIGNAL(downButtonClicked()), this, SLOT(downButtonClicked()));
+    connect(m_widget.data(), SIGNAL(upButtonClicked()), this, SLOT(upButtonClicked()));
+
     treeWidget()->setIndentation(treeWidget()->indentation() * 0.5);
 
     NameItemDelegate *idDelegate = new NameItemDelegate(this,m_treeModel.data());
@@ -80,7 +86,7 @@ NavigatorView::~NavigatorView()
         delete m_widget.data();
 }
 
-QWidget *NavigatorView::widget()
+NavigatorWidget *NavigatorView::widget()
 {
     return m_widget.data();
 }
@@ -256,6 +262,75 @@ void NavigatorView::changeToComponent(const QModelIndex &index)
     }
 }
 
+void NavigatorView::leftButtonClicked()
+{
+    if (selectedModelNodes().count() > 1)
+        return; //Semantics are unclear for multi selection.
+
+    bool blocked = blockSelectionChangedSignal(true);
+
+    foreach (const ModelNode &node, selectedModelNodes()) {
+        if (!node.isRootNode() && !node.parentProperty().parentModelNode().isRootNode())
+            node.parentProperty().parentModelNode().parentProperty().reparentHere(node);
+    }
+    updateItemSelection();
+    blockSelectionChangedSignal(blocked);
+}
+
+void NavigatorView::rightButtonClicked()
+{
+    if (selectedModelNodes().count() > 1)
+        return; //Semantics are unclear for multi selection.
+
+    bool blocked = blockSelectionChangedSignal(true);
+    foreach (const ModelNode &node, selectedModelNodes()) {
+        if (!node.isRootNode() && node.parentProperty().isNodeListProperty() && node.parentProperty().toNodeListProperty().count() > 1) {
+            int index = node.parentProperty().toNodeListProperty().indexOf(node);
+            index--;
+            if (index >= 0) { //for the first node the semantics are not clear enough. Wrapping would be irritating.
+                ModelNode newParent = node.parentProperty().toNodeListProperty().at(index);
+                newParent.nodeAbstractProperty(newParent.metaInfo().defaultPropertyName()).reparentHere(node);
+            }
+        }
+    }
+    updateItemSelection();
+    blockSelectionChangedSignal(blocked);
+}
+
+void NavigatorView::upButtonClicked()
+{
+    bool blocked = blockSelectionChangedSignal(true);
+    foreach (const ModelNode &node, selectedModelNodes()) {
+        if (!node.isRootNode() && node.parentProperty().isNodeListProperty()) {
+            int oldIndex = node.parentProperty().toNodeListProperty().indexOf(node);
+            int index = oldIndex;
+            index--;
+            if (index < 0)
+                index = node.parentProperty().toNodeListProperty().count() - 1; //wrap around
+            node.parentProperty().toNodeListProperty().slide(oldIndex, index);
+        }
+    }
+    updateItemSelection();
+    blockSelectionChangedSignal(blocked);
+}
+
+void NavigatorView::downButtonClicked()
+{
+    bool blocked = blockSelectionChangedSignal(true);
+    foreach (const ModelNode &node, selectedModelNodes()) {
+        if (!node.isRootNode() && node.parentProperty().isNodeListProperty()) {
+            int oldIndex = node.parentProperty().toNodeListProperty().indexOf(node);
+            int index = oldIndex;
+            index++;
+            if (index >= node.parentProperty().toNodeListProperty().count())
+                index = 0; //wrap around
+            node.parentProperty().toNodeListProperty().slide(oldIndex, index);
+        }
+    }
+    updateItemSelection();
+    blockSelectionChangedSignal(blocked);
+}
+
 void NavigatorView::changeSelection(const QItemSelection & /*newSelection*/, const QItemSelection &/*deselected*/)
 {
     if (m_blockSelectionChangedSignal)

src/plugins/qmldesigner/components/navigator/navigatorview.h

@@ -59,7 +59,7 @@ public:
     NavigatorView(QObject* parent = 0);
     ~NavigatorView();
 
-    QWidget *widget();
+    NavigatorWidget *widget();
 
     // AbstractView
     void modelAttached(Model *model);
@@ -104,6 +104,11 @@ private slots:
     void updateItemSelection();
     void changeToComponent(const QModelIndex &index);
 
+    void leftButtonClicked();
+    void rightButtonClicked();
+    void upButtonClicked();
+    void downButtonClicked();
+
 protected: //functions
     QTreeView *treeWidget();
     NavigatorTreeModel *treeModel();

src/plugins/qmldesigner/components/navigator/navigatorwidget.cpp

@@ -36,15 +36,17 @@
 #include <model.h>
 
 #include "navigatorwidget.h"
+#include "navigatorview.h"
 
 #include <utils/fileutils.h>
 
 
 namespace QmlDesigner {
 
-NavigatorWidget::NavigatorWidget(QWidget* parent) :
-        QFrame(parent),
-        m_treeView(new NavigatorTreeView)
+NavigatorWidget::NavigatorWidget(NavigatorView *view) :
+        QFrame(),
+        m_treeView(new NavigatorTreeView),
+        m_navigatorView(view)
 {
     m_treeView->setDragEnabled(true);
     m_treeView->setAcceptDrops(true);
@@ -79,4 +81,54 @@ void NavigatorWidget::setTreeModel(QAbstractItemModel* model)
     m_treeView->setModel(model);
 }
 
+QList<QToolButton *> NavigatorWidget::createToolBarWidgets()
+{
+    QList<QToolButton *> buttons;
+
+    buttons << new QToolButton();
+    buttons.last()->setIcon(QIcon(":/navigator/icon/arrowleft.png"));
+    buttons.last()->setToolTip(tr("Become first sibling of parent (CTRL + Left)"));
+    buttons.last()->setShortcut(QKeySequence(Qt::Key_Left | Qt::CTRL));
+    connect(buttons.last(), SIGNAL(clicked()), this, SIGNAL(leftButtonClicked()));
+    buttons << new QToolButton();
+    buttons.last()->setIcon(QIcon(":/navigator/icon/arrowright.png"));
+    buttons.last()->setToolTip(tr("Become child of first silbing (CTRL + Right)"));
+    buttons.last()->setShortcut(QKeySequence(Qt::Key_Right | Qt::CTRL));
+    connect(buttons.last(), SIGNAL(clicked()), this, SIGNAL(rightButtonClicked()));
+
+    buttons << new QToolButton();
+    buttons.last()->setIcon(QIcon(":/navigator/icon/arrowdown.png"));
+    buttons.last()->setToolTip(tr("Move down (CTRL + Down)"));
+    buttons.last()->setShortcut(QKeySequence(Qt::Key_Down | Qt::CTRL));
+    connect(buttons.last(), SIGNAL(clicked()), this, SIGNAL(downButtonClicked()));
+
+    buttons << new QToolButton();
+    buttons.last()->setIcon(QIcon(":/navigator/icon/arrowup.png"));
+    buttons.last()->setToolTip(tr("Move up (CTRL + Up)"));
+    buttons.last()->setShortcut(QKeySequence(Qt::Key_Up | Qt::CTRL));
+    connect(buttons.last(), SIGNAL(clicked()), this, SIGNAL(upButtonClicked()));
+
+    return buttons;
+}
+
+QString NavigatorWidget::contextHelpId() const
+{
+    if (!navigatorView())
+        return QString();
+
+    QList<ModelNode> nodes = navigatorView()->selectedModelNodes();
+    QString helpId;
+    if (!nodes.isEmpty()) {
+        helpId = nodes.first().type();
+        helpId.replace("QtQuick", "QML");
+    }
+
+    return helpId;
+}
+
+NavigatorView *NavigatorWidget::navigatorView() const
+{
+    return m_navigatorView.data();
+}
+
 }

src/plugins/qmldesigner/components/navigator/navigatorwidget.h

@@ -35,25 +35,37 @@
 
 #include <QFrame>
 #include <QAbstractItemModel>
+#include <QtGui/QToolButton>
 
 #include "navigatortreeview.h"
 
 namespace QmlDesigner {
 
 class Model;
+class NavigatorView;
 
 class NavigatorWidget: public QFrame
 {
     Q_OBJECT
 public:
-    NavigatorWidget(QWidget* parent = 0);
+    NavigatorWidget(NavigatorView *view);
     virtual ~NavigatorWidget();
 
     void setTreeModel(QAbstractItemModel *model);
     QTreeView *treeView() const { return m_treeView; }
+    QList<QToolButton *> createToolBarWidgets();
+    QString contextHelpId() const;
+
+signals:
+    void leftButtonClicked();
+    void rightButtonClicked();
+    void upButtonClicked();
+    void downButtonClicked();
 
 private:
+    NavigatorView *navigatorView() const;
     NavigatorTreeView *m_treeView;
+    QWeakPointer<NavigatorView> m_navigatorView;
 };
 
 }

src/plugins/qmldesigner/designmodewidget.cpp

@@ -153,6 +153,27 @@ QList<QToolButton *> ItemLibrarySideBarItem::createToolBarWidgets()
     return qobject_cast<ItemLibraryWidget*>(widget())->createToolBarWidgets();
 }
 
+class NavigatorSideBarItem : public Core::SideBarItem
+{
+public:
+    explicit NavigatorSideBarItem(NavigatorWidget *widget, const QString &id);
+    virtual ~NavigatorSideBarItem();
+
+    virtual QList<QToolButton *> createToolBarWidgets();
+};
+
+NavigatorSideBarItem::NavigatorSideBarItem(NavigatorWidget *widget, const QString &id) : Core::SideBarItem(widget, id) {}
+
+NavigatorSideBarItem::~NavigatorSideBarItem()
+{
+
+}
+
+QList<QToolButton *> NavigatorSideBarItem::createToolBarWidgets()
+{
+    return qobject_cast<NavigatorWidget*>(widget())->createToolBarWidgets();
+}
+
 void DocumentWarningWidget::goToError()
 {
     m_designModeWidget->textEditor()->gotoLine(m_error.line(), m_error.column() - 1);