Debugger: Simplify LocalsAndExpressionsWindow implementation

No need to keep some members

Change-Id: I24640654a4e1c9b529ee3847b48ee875b1083a12
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/debugger/localsandexpressionswindow.cpp

@@ -43,28 +43,28 @@ LocalsAndExpressionsWindow::LocalsAndExpressionsWindow(QWidget *locals,
     layout->setMargin(0);
     layout->setSpacing(0);
 
-    m_splitter = new Core::MiniSplitter(Qt::Vertical);
-    layout->addWidget(m_splitter);
+    auto splitter = new Core::MiniSplitter(Qt::Vertical);
+    layout->addWidget(splitter);
 
-    m_localsAndInspector = new QStackedWidget();
-    m_localsAndInspector->addWidget(locals);
-    m_localsAndInspector->addWidget(inspector);
-    m_localsAndInspector->setCurrentWidget(inspector);
+    auto localsAndInspector = new QStackedWidget;
+    localsAndInspector->addWidget(locals);
+    localsAndInspector->addWidget(inspector);
+    localsAndInspector->setCurrentWidget(inspector);
 
-    m_splitter->addWidget(m_localsAndInspector);
-    m_splitter->addWidget(returnWidget);
-    m_splitter->addWidget(watchers);
+    splitter->addWidget(localsAndInspector);
+    splitter->addWidget(returnWidget);
+    splitter->addWidget(watchers);
 
-    m_splitter->setStretchFactor(0, 3);
-    m_splitter->setStretchFactor(2, 1);
-    m_splitter->setStretchFactor(3, 1);
+    splitter->setStretchFactor(0, 3);
+    splitter->setStretchFactor(2, 1);
+    splitter->setStretchFactor(3, 1);
 
     // Timer is to prevent flicker when switching between Inpector and Locals
     // when debugger engine changes states.
     m_timer.setSingleShot(true);
     m_timer.setInterval(500); // TODO: remove the magic number!
-    connect(&m_timer, &QTimer::timeout, [this] {
-        m_localsAndInspector->setCurrentIndex(m_showLocals ? LocalsIndex : InspectorIndex);
+    connect(&m_timer, &QTimer::timeout, [this, localsAndInspector] {
+        localsAndInspector->setCurrentIndex(m_showLocals ? LocalsIndex : InspectorIndex);
     });
 }
 

src/plugins/debugger/localsandexpressionswindow.h

@@ -28,18 +28,11 @@
 #include <QWidget>
 #include <QTimer>
 
-QT_BEGIN_NAMESPACE
-class QSplitter;
-class QStackedWidget;
-QT_END_NAMESPACE
-
 namespace Debugger {
 namespace Internal {
 
 class LocalsAndExpressionsWindow : public QWidget
 {
-    Q_OBJECT
-
 public:
     LocalsAndExpressionsWindow(QWidget *locals, QWidget *inspector,
                                QWidget *returnWidget, QWidget *watchers);
@@ -47,8 +40,6 @@ public:
     void setShowLocals(bool showLocals);
 
 private:
-    QSplitter *m_splitter;
-    QStackedWidget *m_localsAndInspector;
     QTimer m_timer;
     bool m_showLocals;
 };