[gnote] Move NotebookManager ctor code to init method

[Aurimas Černius <aurimasc src gnome org>]

commit 787c059c4417eeca7427f5973c6f403439722a75
Author: Aurimas Černius <aurisc4 gmail com>
Date:   Mon Oct 21 22:33:47 2019 +0300

    Move NotebookManager ctor code to init method

 src/gnote.cpp                     |  1 +
 src/notebooks/notebookmanager.cpp | 65 ++++++++++++++++++++-------------------
 src/notebooks/notebookmanager.hpp |  1 +
 3 files changed, 36 insertions(+), 31 deletions(-)
---
diff --git a/src/gnote.cpp b/src/gnote.cpp
index da72dd34..d9f169b1 100644
--- a/src/gnote.cpp
+++ b/src/gnote.cpp
@@ -151,6 +151,7 @@ namespace gnote {
     m_manager = new NoteManager(m_preferences);
     m_manager->init(note_path);
     m_notebook_manager = new notebooks::NotebookManager(default_note_manager());
+    m_notebook_manager->init();
     m_action_manager.init();
     m_sync_manager = new sync::SyncManager(default_note_manager());
     m_sync_manager->init();
diff --git a/src/notebooks/notebookmanager.cpp b/src/notebooks/notebookmanager.cpp
index 06e8cc7c..0b0d1f2f 100644
--- a/src/notebooks/notebookmanager.cpp
+++ b/src/notebooks/notebookmanager.cpp
@@ -41,42 +41,45 @@ namespace gnote {
       : m_adding_notebook(false)
       , m_active_notes(new ActiveNotesNotebook(manager))
       , m_note_manager(manager)
-   { 
-     m_notebooks = Gtk::ListStore::create(m_column_types);
+    { 
+    }
 
-     m_sortedNotebooks = Gtk::TreeModelSort::create (m_notebooks);
-     m_sortedNotebooks->set_sort_func (
-       0, sigc::ptr_fun(&NotebookManager::compare_notebooks_sort_func));
-     m_sortedNotebooks->set_sort_column (0, Gtk::SORT_ASCENDING);
+    void NotebookManager::init()
+    {
+      m_notebooks = Gtk::ListStore::create(m_column_types);
 
-     m_notebooks_to_display = Gtk::TreeModelFilter::create(m_sortedNotebooks);
-     m_notebooks_to_display->set_visible_func(
-       sigc::mem_fun(*this, &NotebookManager::filter_notebooks_to_display));
-      
-     m_filteredNotebooks = Gtk::TreeModelFilter::create (m_sortedNotebooks);
-     m_filteredNotebooks->set_visible_func(
-       sigc::ptr_fun(&NotebookManager::filter_notebooks));
-      
-     Notebook::Ptr allNotesNotebook(new AllNotesNotebook(manager));
-     Gtk::TreeIter iter = m_notebooks->append ();
-     iter->set_value(0, Notebook::Ptr(allNotesNotebook));
-      
-     Notebook::Ptr unfiledNotesNotebook(new UnfiledNotesNotebook(manager));
-     iter = m_notebooks->append ();
-     iter->set_value(0, Notebook::Ptr(unfiledNotesNotebook));
+      m_sortedNotebooks = Gtk::TreeModelSort::create (m_notebooks);
+      m_sortedNotebooks->set_sort_func (
+        0, sigc::ptr_fun(&NotebookManager::compare_notebooks_sort_func));
+      m_sortedNotebooks->set_sort_column (0, Gtk::SORT_ASCENDING);
 
-     Notebook::Ptr pinned_notes_notebook(new PinnedNotesNotebook(manager));
-     iter = m_notebooks->append();
-     iter->set_value(0, pinned_notes_notebook);
+      m_notebooks_to_display = Gtk::TreeModelFilter::create(m_sortedNotebooks);
+      m_notebooks_to_display->set_visible_func(
+        sigc::mem_fun(*this, &NotebookManager::filter_notebooks_to_display));
 
-     iter = m_notebooks->append();
-     iter->set_value(0, m_active_notes);
-     std::static_pointer_cast<ActiveNotesNotebook>(m_active_notes)->signal_size_changed
-       .connect(sigc::mem_fun(*this, &NotebookManager::on_active_notes_size_changed));
+      m_filteredNotebooks = Gtk::TreeModelFilter::create (m_sortedNotebooks);
+      m_filteredNotebooks->set_visible_func(
+        sigc::ptr_fun(&NotebookManager::filter_notebooks));
 
-      
-     load_notebooks ();
-   }
+      Notebook::Ptr allNotesNotebook(new AllNotesNotebook(m_note_manager));
+      Gtk::TreeIter iter = m_notebooks->append ();
+      iter->set_value(0, Notebook::Ptr(allNotesNotebook));
+
+      Notebook::Ptr unfiledNotesNotebook(new UnfiledNotesNotebook(m_note_manager));
+      iter = m_notebooks->append ();
+      iter->set_value(0, Notebook::Ptr(unfiledNotesNotebook));
+
+      Notebook::Ptr pinned_notes_notebook(new PinnedNotesNotebook(m_note_manager));
+      iter = m_notebooks->append();
+      iter->set_value(0, pinned_notes_notebook);
+
+      iter = m_notebooks->append();
+      iter->set_value(0, m_active_notes);
+      std::static_pointer_cast<ActiveNotesNotebook>(m_active_notes)->signal_size_changed
+        .connect(sigc::mem_fun(*this, &NotebookManager::on_active_notes_size_changed));
+
+      load_notebooks ();
+    }
 
 
     Notebook::Ptr NotebookManager::get_notebook(const Glib::ustring & notebookName) const
diff --git a/src/notebooks/notebookmanager.hpp b/src/notebooks/notebookmanager.hpp
index 8dd84a2b..5bec7528 100644
--- a/src/notebooks/notebookmanager.hpp
+++ b/src/notebooks/notebookmanager.hpp
@@ -44,6 +44,7 @@ public:
   typedef sigc::signal<void, const Note &, const Notebook::Ptr &> NotebookEventHandler;
 
   NotebookManager(NoteManager &);
+  void init();
 
   NoteManager & note_manager() const
     {