OutlineViews: Make behavior consistent with other views

Allow them to be focused, activate also on return/enter. Also fix focus
handling so that assigning a shortcut to "Activate Outline View"
actually
works.

Change-Id: I878777ae0dad493af1715b36ee264a4f0c12443e
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/cppeditor/cppoutline.cpp

@@ -46,8 +46,6 @@ enum {
 CppOutlineTreeView::CppOutlineTreeView(QWidget *parent) :
     Utils::NavigationTreeView(parent)
 {
-    // see also QmlJSOutlineTreeView
-    setFocusPolicy(Qt::NoFocus);
     setExpandsOnDoubleClick(false);
 }
 
@@ -105,6 +103,7 @@ CppOutlineWidget::CppOutlineWidget(CPPEditorWidget *editor) :
     setLayout(layout);
 
     m_treeView->setModel(m_proxyModel);
+    setFocusProxy(m_treeView);
 
     connect(m_model, SIGNAL(modelReset()), this, SLOT(modelUpdated()));
     modelUpdated();
@@ -113,8 +112,8 @@ CppOutlineWidget::CppOutlineWidget(CPPEditorWidget *editor) :
             this, SLOT(updateSelectionInTree(QModelIndex)));
     connect(m_treeView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
             this, SLOT(updateSelectionInText(QItemSelection)));
-    connect(m_treeView, SIGNAL(doubleClicked(QModelIndex)),
+    connect(m_treeView, SIGNAL(activated(QModelIndex)),
-            this, SLOT(updateTextCursor(QModelIndex)));
+            this, SLOT(focusEditor()));
 }
 
 QList<QAction*> CppOutlineWidget::filterMenuActions() const
@@ -145,7 +144,7 @@ void CppOutlineWidget::updateSelectionInTree(const QModelIndex &index)
     if (debug)
         qDebug() << "CppOutline - updating selection due to cursor move";
 
-    m_treeView->selectionModel()->select(proxyIndex, QItemSelectionModel::ClearAndSelect);
+    m_treeView->setCurrentIndex(proxyIndex);
     m_treeView->scrollTo(proxyIndex);
     m_blockCursorSync = false;
 }
@@ -176,11 +175,15 @@ void CppOutlineWidget::updateTextCursor(const QModelIndex &proxyIndex)
 
         // line has to be 1 based, column 0 based!
         m_editor->gotoLine(symbol->line(), symbol->column() - 1);
-        m_editor->setFocus();
         m_blockCursorSync = false;
     }
 }
 
+void CppOutlineWidget::focusEditor()
+{
+    m_editor->setFocus();
+}
+
 bool CppOutlineWidget::syncCursor()
 {
     return m_enableCursorSync && !m_blockCursorSync;

src/plugins/cppeditor/cppoutline.h

@@ -77,6 +77,7 @@ private slots:
     void updateSelectionInTree(const QModelIndex &index);
     void updateSelectionInText(const QItemSelection &selection);
     void updateTextCursor(const QModelIndex &index);
+    void focusEditor();
 
 private:
     bool syncCursor();

src/plugins/qmljseditor/qmljsoutline.cpp

@@ -104,6 +104,7 @@ QmlJSOutlineWidget::QmlJSOutlineWidget(QWidget *parent) :
     m_filterModel->setFilterBindings(false);
 
     m_treeView->setModel(m_filterModel);
+    setFocusProxy(m_treeView);
 
     QVBoxLayout *layout = new QVBoxLayout;
 
@@ -130,8 +131,8 @@ void QmlJSOutlineWidget::setEditor(QmlJSTextEditorWidget *editor)
     connect(m_treeView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
             this, SLOT(updateSelectionInText(QItemSelection)));
 
-    connect(m_treeView, SIGNAL(doubleClicked(QModelIndex)),
+    connect(m_treeView, SIGNAL(activated(QModelIndex)),
-            this, SLOT(updateTextCursor(QModelIndex)));
+            this, SLOT(focusEditor()));
 
     connect(m_editor, SIGNAL(outlineModelIndexChanged(QModelIndex)),
             this, SLOT(updateSelectionInTree(QModelIndex)));
@@ -187,7 +188,7 @@ void QmlJSOutlineWidget::updateSelectionInTree(const QModelIndex &index)
         filterIndex = m_filterModel->mapFromSource(baseIndex);
     }
 
-    m_treeView->selectionModel()->select(filterIndex, QItemSelectionModel::ClearAndSelect);
+    m_treeView->setCurrentIndex(filterIndex);
     m_treeView->scrollTo(filterIndex);
     m_blockCursorSync = false;
 }
@@ -226,10 +227,14 @@ void QmlJSOutlineWidget::updateTextCursor(const QModelIndex &index)
     textCursor.setPosition(location.offset);
     m_editor->setTextCursor(textCursor);
     m_editor->centerCursor();
-    m_editor->setFocus();
     m_blockCursorSync = false;
 }
 
+void QmlJSOutlineWidget::focusEditor()
+{
+    m_editor->setFocus();
+}
+
 void QmlJSOutlineWidget::setShowBindings(bool showBindings)
 {
     m_filterModel->setFilterBindings(!showBindings);

src/plugins/qmljseditor/qmljsoutline.h

@@ -80,6 +80,7 @@ private slots:
     void updateSelectionInTree(const QModelIndex &index);
     void updateSelectionInText(const QItemSelection &selection);
     void updateTextCursor(const QModelIndex &index);
+    void focusEditor();
     void setShowBindings(bool showBindings);
 
 private:

src/plugins/qmljseditor/qmljsoutlinetreeview.cpp

@@ -39,8 +39,6 @@ namespace Internal {
 QmlJSOutlineTreeView::QmlJSOutlineTreeView(QWidget *parent) :
     Utils::NavigationTreeView(parent)
 {
-    // see also CppOutlineTreeView
-    setFocusPolicy(Qt::NoFocus);
     setExpandsOnDoubleClick(false);
 
     setDragEnabled(true);

src/plugins/texteditor/outlinefactory.cpp

@@ -168,6 +168,7 @@ void OutlineWidgetStack::updateCurrentEditor(Core::IEditor *editor)
             newWidget->setCursorSynchronization(m_syncWithEditor);
             addWidget(newWidget);
             setCurrentWidget(newWidget);
+            setFocusProxy(newWidget);
         }
 
         updateFilterMenu();