Fixes #3 Add undo and redo by hotkey

juci/config.json

@@ -47,6 +47,7 @@
         "edit_cut": "<control>x",
         "edit_paste": "<control>v",
         "edit_undo": "<control>z",
+	"edit_redo": "<control>y",
         "edit_find": "<control>f",
 	"compile_and_run": "<control><alt>r",
 	"compile": "<control>r"

juci/menu.xml

@@ -20,6 +20,7 @@
       <separator/>                               
       <menuitem action='EditFind'/>
       <menuitem action='EditUndo'/>
+	<menuitem action='EditRedo'/>
     </menu>                                         
     <menu action='ProjectMenu'>                      
       <menuitem action='ProjectCompileAndRun'/>         

juci/notebook.cc

@@ -120,8 +120,31 @@ void Notebook::Controller::CreateKeybindings(Keybindings::Controller
         Gtk::AccelKey(keybindings.config_
                       .key_map()["edit_undo"]),
         [this]() {
-          //OnUndo();
+	  INFO("On undo");
+          Glib::RefPtr<Gsv::UndoManager> undo_manager =
+	    CurrentTextView().get_source_buffer()->get_undo_manager();
+          if (Pages() != 0 && undo_manager->can_undo()) {
+            undo_manager->undo();
+          }
+          INFO("Done undo");
+        }
+	);
+
+  keybindings.action_group_menu()->
+    add(Gtk::Action::create("EditRedo",
+                            "Redo"),
+        Gtk::AccelKey(keybindings.config_
+                      .key_map()["edit_redo"]),
+        [this]() {
+          INFO("On Redo");
+          Glib::RefPtr<Gsv::UndoManager> undo_manager =
+          CurrentTextView().get_source_buffer()->get_undo_manager();
+          if (Pages() != 0 && undo_manager->can_redo()) {
+            undo_manager->redo();
+          }
+          INFO("Done Redo");
         });
+
   entry_.view_.entry().signal_activate().
     connect(
             [this]() {
@@ -515,7 +538,8 @@ void Notebook::Controller
   }
 }
 
-Gtk::TextView&  Notebook::Controller::CurrentTextView() {
+Source::View& Notebook::Controller::CurrentTextView() {
+  INFO("Getting sourceview");
   return text_vec_.at(CurrentPage())->view();
 }
 

juci/notebook.h

@@ -36,7 +36,7 @@ namespace Notebook {
                Directories::Config& dir_cfg);
     ~Controller();
     Glib::RefPtr<Gtk::TextBuffer> Buffer(Source::Controller *source);
-    Gtk::TextView& CurrentTextView();
+    Source::View& CurrentTextView();
     int CurrentPage();
     Gtk::Box& entry_view();
     Gtk::Notebook& Notebook();

juci/source.cc

@@ -28,6 +28,7 @@ Range(const Source::Range &org) :
 //// View ////
 //////////////
 Source::View::View() {
+  Gsv::init();
   override_font(Pango::FontDescription("Monospace"));
   set_show_line_numbers(true);
   set_highlight_current_line(true);
@@ -390,6 +391,6 @@ void Source::Controller::OnOpenFile(const string &filepath) {
       });
   }
 }
-Glib::RefPtr<Gtk::TextBuffer> Source::Controller::buffer() {
-  return view().get_buffer();
+Glib::RefPtr<Gsv::Buffer> Source::Controller::buffer() {
+  return view().get_source_buffer();
 }

juci/source.h

@@ -152,7 +152,7 @@ namespace Source {
                                     int column,
                                     std::vector<AutoCompleteData>
                                     *suggestions);
-    Glib::RefPtr<Gtk::TextBuffer> buffer();
+    Glib::RefPtr<Gsv::Buffer> buffer();
     bool is_saved() { return is_saved_; }
     bool is_changed() { return is_changed_; }
     std::string path() { return model().file_path(); }