Simplify KateProjectView, remove QStackedWidget

Not needed anymore

addons/project/kateprojectview.cpp

@@ -34,7 +34,6 @@ KateProjectView::KateProjectView(KateProjectPluginView *pluginView, KateProject
     : m_pluginView(pluginView)
     , m_project(project)
     , m_treeView(new KateProjectViewTree(pluginView, project))
-    , m_stackWidget(new QStackedWidget(this))
     , m_filter(new KLineEdit())
     , m_branchBtn(new QToolButton)
 {
@@ -45,12 +44,10 @@ KateProjectView::KateProjectView(KateProjectPluginView *pluginView, KateProject
     layout->setSpacing(0);
     layout->setContentsMargins(0, 0, 0, 0);
     layout->addWidget(m_branchBtn);
-    layout->addWidget(m_stackWidget);
+    layout->addWidget(m_treeView);
     layout->addWidget(m_filter);
     setLayout(layout);
 
-    m_stackWidget->addWidget(m_treeView);
-
     m_branchBtn->setAutoRaise(true);
     m_branchBtn->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
     m_branchBtn->setSizePolicy(QSizePolicy::Minimum, m_branchBtn->sizePolicy().verticalPolicy());
@@ -134,17 +131,6 @@ void KateProjectView::filterTextChanged(const QString &filterText)
     }
 }
 
-void KateProjectView::setTreeViewAsCurrent()
-{
-    Q_ASSERT(m_treeView != m_stackWidget->currentWidget());
-
-    auto currentFileHistory = m_stackWidget->currentWidget();
-    m_stackWidget->removeWidget(currentFileHistory);
-    delete currentFileHistory;
-
-    m_stackWidget->setCurrentWidget(m_treeView);
-}
-
 void KateProjectView::showFileGitHistory(const QString &file)
 {
     FileHistory::showFileHistory(file);

addons/project/kateprojectview.h

@@ -69,8 +69,6 @@ private Q_SLOTS:
      */
     void filterTextChanged(const QString &filterText);
 
-    void setTreeViewAsCurrent();
-
     void showFileGitHistory(const QString &file);
 
     /**
@@ -96,11 +94,6 @@ private:
      */
     KateProjectViewTree *m_treeView;
 
-    /**
-     * Contains treeview + file history commit list
-     */
-    QStackedWidget *m_stackWidget;
-
     /**
      * filter
      */